Merge pull request #21 from jasonwitty/feature/about-modal

Feature/about modal
This commit is contained in:
jasonwitty 2025-11-17 00:18:55 -08:00 committed by GitHub
commit 1528568c30
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GPG Key ID: B5690EEEBB952194
31 changed files with 6516 additions and 455 deletions

4
.gitignore vendored
View File

@ -1,3 +1,7 @@
/target
.vscode/
/socktop-wasm-test/target
# Documentation files from development sessions (context-specific, not for public repo)
/OPTIMIZATION_PROCESS_DETAILS.md
/THREAD_SUPPORT.md

499
Cargo.lock generated
View File

@ -137,7 +137,7 @@ dependencies = [
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version = "0.6.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bda66b810a62be75176a80873726630147a5ca780cd33921e0b5709033e66b0a"
dependencies = [
"cfg-if 0.1.10",
"cloudabi",
"libc",
"redox_syscall 0.1.57",
"rustc_version",
"smallvec 0.6.14",
"winapi 0.3.9",
]
[[package]]
@ -1480,10 +1713,10 @@ version = "0.9.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bc838d2a56b5b1a6c25f55575dfc605fabb63bb2365f6c2353ef9159aa69e4a5"
dependencies = [
"cfg-if",
"cfg-if 1.0.1",
"libc",
"redox_syscall",
"smallvec",
"redox_syscall 0.5.17",
"smallvec 1.15.1",
"windows-targets 0.52.6",
]
@ -1627,7 +1860,7 @@ version = "0.13.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2796faa41db3ec313a31f7624d9286acf277b52de526150b7e69f3debf891ee5"
dependencies = [
"bytes",
"bytes 1.10.1",
"prost-derive",
]
@ -1788,7 +2021,7 @@ version = "0.28.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fdef7f9be5c0122f890d58bdf4d964349ba6a6161f705907526d891efabba57d"
dependencies = [
"bitflags",
"bitflags 2.9.1",
"cassowary",
"compact_str",
"crossterm 0.28.1",
@ -1816,13 +2049,19 @@ dependencies = [
"yasna",
]
[[package]]
name = "redox_syscall"
version = "0.1.57"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
[[package]]
name = "redox_syscall"
version = "0.5.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5407465600fb0548f1442edf71dd20683c6ed326200ace4b1ef0763521bb3b77"
dependencies = [
"bitflags",
"bitflags 2.9.1",
]
[[package]]
@ -1887,7 +2126,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a4689e6c2294d81e88dc6261c768b63bc4fcdb852be6d1352498b114f61383b7"
dependencies = [
"cc",
"cfg-if",
"cfg-if 1.0.1",
"getrandom 0.2.16",
"libc",
"untrusted",
@ -1906,13 +2145,22 @@ version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
[[package]]
name = "rustc_version"
version = "0.2.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
dependencies = [
"semver",
]
[[package]]
name = "rustix"
version = "0.38.44"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fdb5bc1ae2baa591800df16c9ca78619bf65c0488b41b96ccec5d11220d8c154"
dependencies = [
"bitflags",
"bitflags 2.9.1",
"errno",
"libc",
"linux-raw-sys 0.4.15",
@ -1925,7 +2173,7 @@ version = "1.0.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "11181fbabf243db407ef8df94a6ce0b2f9a733bd8be4ad02b4eda9602296cac8"
dependencies = [
"bitflags",
"bitflags 2.9.1",
"errno",
"libc",
"linux-raw-sys 0.9.4",
@ -2028,6 +2276,21 @@ dependencies = [
"untrusted",
]
[[package]]
name = "semver"
version = "0.9.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
dependencies = [
"semver-parser",
]
[[package]]
name = "semver-parser"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
[[package]]
name = "serde"
version = "1.0.219"
@ -2088,7 +2351,7 @@ version = "0.10.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
dependencies = [
"cfg-if",
"cfg-if 1.0.1",
"cpufeatures",
"digest",
]
@ -2145,6 +2408,15 @@ version = "0.4.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "04dc19736151f35336d325007ac991178d504a119863a2fcb3758cdb5e52c50d"
[[package]]
name = "smallvec"
version = "0.6.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b97fcaeba89edba30f044a10c6a3cc39df9c3f17d7cd829dd1446cab35f890e0"
dependencies = [
"maybe-uninit",
]
[[package]]
name = "smallvec"
version = "1.15.1"
@ -2205,6 +2477,7 @@ dependencies = [
"tempfile",
"time",
"tokio",
"tokio-process",
"tokio-tungstenite 0.21.0",
"tonic-build",
"tracing",
@ -2387,7 +2660,7 @@ version = "1.1.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f60246a4944f24f6e018aa17cdeffb7818b76356965d03b07d6a9886e8962185"
dependencies = [
"cfg-if",
"cfg-if 1.0.1",
]
[[package]]
@ -2438,11 +2711,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038"
dependencies = [
"backtrace",
"bytes",
"bytes 1.10.1",
"io-uring",
"libc",
"mio 1.0.4",
"parking_lot",
"parking_lot 0.12.4",
"pin-project-lite",
"signal-hook-registry",
"slab",
@ -2451,6 +2724,27 @@ dependencies = [
"windows-sys 0.59.0",
]
[[package]]
name = "tokio-executor"
version = "0.1.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fb2d1b8f4548dbf5e1f7818512e9c406860678f29c300cdf0ebac72d1a3a1671"
dependencies = [
"crossbeam-utils 0.7.2",
"futures 0.1.31",
]
[[package]]
name = "tokio-io"
version = "0.1.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "57fc868aae093479e3131e3d165c93b1c7474109d13c90ec0dda2a1bbfff0674"
dependencies = [
"bytes 0.4.12",
"futures 0.1.31",
"log",
]
[[package]]
name = "tokio-macros"
version = "2.5.0"
@ -2462,6 +2756,44 @@ dependencies = [
"syn",
]
[[package]]
name = "tokio-process"
version = "0.2.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "382d90f43fa31caebe5d3bc6cfd854963394fff3b8cb59d5146607aaae7e7e43"
dependencies = [
"crossbeam-queue",
"futures 0.1.31",
"lazy_static",
"libc",
"log",
"mio 0.6.23",
"mio-named-pipes",
"tokio-io",
"tokio-reactor",
"tokio-signal",
"winapi 0.3.9",
]
[[package]]
name = "tokio-reactor"
version = "0.1.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "09bc590ec4ba8ba87652da2068d150dcada2cfa2e07faae270a5e0409aa51351"
dependencies = [
"crossbeam-utils 0.7.2",
"futures 0.1.31",
"lazy_static",
"log",
"mio 0.6.23",
"num_cpus",
"parking_lot 0.9.0",
"slab",
"tokio-executor",
"tokio-io",
"tokio-sync",
]
[[package]]
name = "tokio-rustls"
version = "0.24.1"
@ -2482,6 +2814,33 @@ dependencies = [
"tokio",
]
[[package]]
name = "tokio-signal"
version = "0.2.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d0c34c6e548f101053321cba3da7cbb87a610b85555884c41b07da2eb91aff12"
dependencies = [
"futures 0.1.31",
"libc",
"mio 0.6.23",
"mio-uds",
"signal-hook-registry",
"tokio-executor",
"tokio-io",
"tokio-reactor",
"winapi 0.3.9",
]
[[package]]
name = "tokio-sync"
version = "0.1.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "edfe50152bc8164fcc456dab7891fa9bf8beaf01c5ee7e1dd43a397c3cf87dee"
dependencies = [
"fnv",
"futures 0.1.31",
]
[[package]]
name = "tokio-tungstenite"
version = "0.21.0"
@ -2515,7 +2874,7 @@ version = "0.7.16"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "14307c986784f72ef81c89db7d9e28d6ac26d16213b109ea501696195e6e3ce5"
dependencies = [
"bytes",
"bytes 1.10.1",
"futures-core",
"futures-sink",
"pin-project-lite",
@ -2632,7 +2991,7 @@ dependencies = [
"once_cell",
"regex",
"sharded-slab",
"smallvec",
"smallvec 1.15.1",
"thread_local",
"tracing",
"tracing-core",
@ -2646,7 +3005,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9ef1a641ea34f399a848dea702823bbecfb4c486f911735368f1f137cb8257e1"
dependencies = [
"byteorder",
"bytes",
"bytes 1.10.1",
"data-encoding",
"http",
"httparse",
@ -2665,7 +3024,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "18e5b8366ee7a95b16d32197d0b2604b43a0be89dc5fac9f8e96ccafbaedda8a"
dependencies = [
"byteorder",
"bytes",
"bytes 1.10.1",
"data-encoding",
"http",
"httparse",
@ -2784,7 +3143,7 @@ version = "0.2.100"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1edc8929d7499fc4e8f0be2262a241556cfc54a0bea223790e71446f2aab1ef5"
dependencies = [
"cfg-if",
"cfg-if 1.0.1",
"once_cell",
"rustversion",
"wasm-bindgen-macro",
@ -2810,7 +3169,7 @@ version = "0.4.50"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "555d470ec0bc3bb57890405e5d4322cc9ea83cebb085523ced7be4144dac1e61"
dependencies = [
"cfg-if",
"cfg-if 1.0.1",
"js-sys",
"once_cell",
"wasm-bindgen",
@ -2871,6 +3230,12 @@ dependencies = [
"rustix 0.38.44",
]
[[package]]
name = "winapi"
version = "0.2.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
[[package]]
name = "winapi"
version = "0.3.9"
@ -2881,6 +3246,12 @@ dependencies = [
"winapi-x86_64-pc-windows-gnu",
]
[[package]]
name = "winapi-build"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
[[package]]
name = "winapi-i686-pc-windows-gnu"
version = "0.4.0"
@ -3307,7 +3678,7 @@ version = "0.39.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
dependencies = [
"bitflags",
"bitflags 2.9.1",
]
[[package]]
@ -3317,7 +3688,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2f902b4592b911109e7352bcfec7b754b07ec71e514d7dfa280eaef924c1cb08"
dependencies = [
"chrono",
"futures",
"futures 0.3.31",
"log",
"serde",
"thiserror 2.0.12",
@ -3343,6 +3714,16 @@ version = "0.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ea2f10b9bb0928dfb1b42b65e1f9e36f7f54dbdf08457afefb38afcdec4fa2bb"
[[package]]
name = "ws2_32-sys"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
dependencies = [
"winapi 0.2.8",
"winapi-build",
]
[[package]]
name = "yasna"
version = "0.5.2"

View File

@ -1,8 +0,0 @@
socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
Error: Address already in use (os error 98)
socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8433/ws
Error: Address already in use (os error 98)
socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8443/ws
socktop_agent: TLS enabled. Listening on wss://0.0.0.0:8443/ws

View File

@ -17,7 +17,7 @@ use ratatui::{
backend::CrosstermBackend,
layout::{Constraint, Direction, Rect},
};
use tokio::time::sleep;
use tokio::time::{sleep, timeout};
use crate::history::{PerCoreHistory, push_capped};
use crate::retry::{RetryTiming, compute_retry_timing};
@ -28,7 +28,10 @@ use crate::ui::cpu::{
per_core_handle_scrollbar_mouse,
};
use crate::ui::modal::{ModalAction, ModalManager, ModalType};
use crate::ui::processes::{ProcSortBy, processes_handle_key, processes_handle_mouse};
use crate::ui::processes::{
ProcSortBy, ProcessKeyParams, processes_handle_key_with_selection,
processes_handle_mouse_with_selection,
};
use crate::ui::{
disks::draw_disks, gpu::draw_gpu, header::draw_header, mem::draw_mem, net::draw_net_spark,
swap::draw_swap,
@ -76,12 +79,32 @@ pub struct App {
pub procs_sort_by: ProcSortBy,
last_procs_area: Option<ratatui::layout::Rect>,
// Process selection state
pub selected_process_pid: Option<u32>,
pub selected_process_index: Option<usize>, // Index in the visible/sorted list
prev_selected_process_pid: Option<u32>, // Track previous selection to detect changes
last_procs_poll: Instant,
last_disks_poll: Instant,
procs_interval: Duration,
disks_interval: Duration,
metrics_interval: Duration,
// Process details polling
pub process_details: Option<socktop_connector::ProcessMetricsResponse>,
pub journal_entries: Option<socktop_connector::JournalResponse>,
pub process_cpu_history: VecDeque<f32>, // CPU history for sparkline (last 60 samples)
pub process_mem_history: VecDeque<u64>, // Memory usage history in bytes (last 60 samples)
pub process_io_read_history: VecDeque<u64>, // Disk read DELTA history in bytes (last 60 samples)
pub process_io_write_history: VecDeque<u64>, // Disk write DELTA history in bytes (last 60 samples)
last_io_read_bytes: Option<u64>, // Previous read bytes for delta calculation
last_io_write_bytes: Option<u64>, // Previous write bytes for delta calculation
pub process_details_unsupported: bool, // Track if agent doesn't support process details
last_process_details_poll: Instant,
last_journal_poll: Instant,
process_details_interval: Duration,
journal_interval: Duration,
// For reconnects
ws_url: String,
tls_ca: Option<String>,
@ -120,6 +143,9 @@ impl App {
procs_drag: None,
procs_sort_by: ProcSortBy::CpuDesc,
last_procs_area: None,
selected_process_pid: None,
selected_process_index: None,
prev_selected_process_pid: None,
last_procs_poll: Instant::now()
.checked_sub(Duration::from_secs(2))
.unwrap_or_else(Instant::now), // trigger immediately on first loop
@ -129,6 +155,23 @@ impl App {
procs_interval: Duration::from_secs(2),
disks_interval: Duration::from_secs(5),
metrics_interval: Duration::from_millis(500),
process_details: None,
journal_entries: None,
process_cpu_history: VecDeque::with_capacity(600),
process_mem_history: VecDeque::with_capacity(600),
process_io_read_history: VecDeque::with_capacity(600),
process_io_write_history: VecDeque::with_capacity(600),
last_io_read_bytes: None,
last_io_write_bytes: None,
process_details_unsupported: false,
last_process_details_poll: Instant::now()
.checked_sub(Duration::from_secs(10))
.unwrap_or_else(Instant::now),
last_journal_poll: Instant::now()
.checked_sub(Duration::from_secs(10))
.unwrap_or_else(Instant::now),
process_details_interval: Duration::from_millis(500),
journal_interval: Duration::from_secs(5),
ws_url: String::new(),
tls_ca: None,
verify_hostname: false,
@ -565,14 +608,43 @@ impl App {
continue; // Skip normal key processing
}
ModalAction::Cancel | ModalAction::Dismiss => {
// Modal was dismissed, continue to normal processing
// If ProcessDetails modal was dismissed, clear the data to save resources
if let Some(crate::ui::modal::ModalType::ProcessDetails {
..
}) = self.modal_manager.current_modal()
{
self.clear_process_details();
}
// Modal was dismissed, skip normal key processing
continue;
}
ModalAction::Confirm => {
// Handle confirmation action here if needed in the future
}
ModalAction::SwitchToParentProcess(_current_pid) => {
// Get parent PID from current process details
if let Some(details) = &self.process_details
&& let Some(parent_pid) = details.process.parent_pid
{
// Clear current process details
self.clear_process_details();
// Update selected process to parent
self.selected_process_pid = Some(parent_pid);
// Open modal for parent process
self.modal_manager.push_modal(
crate::ui::modal::ModalType::ProcessDetails {
pid: parent_pid,
},
);
}
continue;
}
ModalAction::Handled => {
// Modal consumed the key, don't pass to main window
continue;
}
ModalAction::None => {
// Modal is still active but didn't consume the key
continue; // Skip normal key processing
// Modal didn't handle the key, pass through to normal handling
}
}
}
@ -584,6 +656,17 @@ impl App {
) {
self.should_quit = true;
}
// Show About modal on 'a' or 'A'
if matches!(k.code, KeyCode::Char('a') | KeyCode::Char('A')) {
self.modal_manager.push_modal(ModalType::About);
}
// Show Help modal on 'h' or 'H'
if matches!(k.code, KeyCode::Char('h') | KeyCode::Char('H')) {
self.modal_manager.push_modal(ModalType::Help);
}
// Per-core scroll via keys (Up/Down/PageUp/PageDown/Home/End)
let sz = terminal.size()?;
let area = Rect::new(0, 0, sz.width, sz.height);
@ -603,7 +686,84 @@ impl App {
.split(rows[1]);
let content = per_core_content_area(top[1]);
per_core_handle_key(&mut self.per_core_scroll, k, content.height as usize);
// First try process selection (only handles arrows if a process is selected)
let process_handled = if self.last_procs_area.is_some() {
processes_handle_key_with_selection(ProcessKeyParams {
selected_process_pid: &mut self.selected_process_pid,
selected_process_index: &mut self.selected_process_index,
key: k,
metrics: self.last_metrics.as_ref(),
sort_by: self.procs_sort_by,
})
} else {
false
};
// If process selection didn't handle it, use CPU scrolling
if !process_handled {
per_core_handle_key(
&mut self.per_core_scroll,
k,
content.height as usize,
);
}
// Auto-scroll to keep selected process visible
if let (Some(selected_idx), Some(p_area)) =
(self.selected_process_index, self.last_procs_area)
{
// Calculate viewport size (excluding borders and header)
let viewport_rows = p_area.height.saturating_sub(3) as usize; // borders (2) + header (1)
// Build sorted index list to find display position
if let Some(m) = self.last_metrics.as_ref() {
let mut idxs: Vec<usize> = (0..m.top_processes.len()).collect();
match self.procs_sort_by {
ProcSortBy::CpuDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].cpu_usage;
let bb = m.top_processes[b].cpu_usage;
bb.partial_cmp(&aa).unwrap_or(std::cmp::Ordering::Equal)
}),
ProcSortBy::MemDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].mem_bytes;
let bb = m.top_processes[b].mem_bytes;
bb.cmp(&aa)
}),
}
// Find the display position of the selected process
if let Some(display_pos) =
idxs.iter().position(|&idx| idx == selected_idx)
{
// Adjust scroll offset to keep selection visible
if display_pos < self.procs_scroll_offset {
// Selection is above viewport, scroll up
self.procs_scroll_offset = display_pos;
} else if display_pos
>= self.procs_scroll_offset + viewport_rows
{
// Selection is below viewport, scroll down
self.procs_scroll_offset =
display_pos.saturating_sub(viewport_rows - 1);
}
}
}
}
// Check if process selection changed and clear details if so
if self.selected_process_pid != self.prev_selected_process_pid {
self.clear_process_details();
self.prev_selected_process_pid = self.selected_process_pid;
}
// Check if Enter was pressed with a process selected
if process_handled
&& k.code == KeyCode::Enter
&& let Some(selected_pid) = self.selected_process_pid
{
self.modal_manager
.push_modal(ModalType::ProcessDetails { pid: selected_pid });
}
let total_rows = self
.last_metrics
@ -615,14 +775,13 @@ impl App {
total_rows,
content.height as usize,
);
if let Some(p_area) = self.last_procs_area {
// page size = visible rows (inner height minus header = 1)
let page = p_area.height.saturating_sub(3).max(1) as usize; // borders (2) + header (1)
processes_handle_key(&mut self.procs_scroll_offset, k, page);
}
}
Event::Mouse(m) => {
// If modal is active, don't handle mouse events on the main window
if self.modal_manager.is_active() {
continue;
}
// Layout to get areas
let sz = terminal.size()?;
let area = Rect::new(0, 0, sz.width, sz.height);
@ -671,20 +830,34 @@ impl App {
content.height as usize,
);
// Processes table: sort by column on header click
// Processes table: sort by column on header click and handle row selection
if let (Some(mm), Some(p_area)) =
(self.last_metrics.as_ref(), self.last_procs_area)
&& let Some(new_sort) = processes_handle_mouse(
&mut self.procs_scroll_offset,
&mut self.procs_drag,
m,
p_area,
mm.top_processes.len(),
)
{
use crate::ui::processes::ProcessMouseParams;
if let Some(new_sort) =
processes_handle_mouse_with_selection(ProcessMouseParams {
scroll_offset: &mut self.procs_scroll_offset,
selected_process_pid: &mut self.selected_process_pid,
selected_process_index: &mut self.selected_process_index,
drag: &mut self.procs_drag,
mouse: m,
area: p_area,
total_rows: mm.top_processes.len(),
metrics: self.last_metrics.as_ref(),
sort_by: self.procs_sort_by,
})
{
self.procs_sort_by = new_sort;
}
}
// Check if process selection changed via mouse and clear details if so
if self.selected_process_pid != self.prev_selected_process_pid {
self.clear_process_details();
self.prev_selected_process_pid = self.selected_process_pid;
}
}
Event::Resize(_, _) => {}
_ => {}
}
@ -732,6 +905,99 @@ impl App {
}
self.last_disks_poll = Instant::now();
}
// Poll process details when modal is active and process is selected
if let Some(pid) = self.selected_process_pid {
// Check if ProcessDetails modal is currently active
if let Some(crate::ui::modal::ModalType::ProcessDetails { .. }) =
self.modal_manager.current_modal()
{
// Poll process details every 500ms when modal is active
if self.last_process_details_poll.elapsed()
>= self.process_details_interval
{
// Use timeout to prevent blocking the event loop
match timeout(
Duration::from_millis(2000),
ws.request(AgentRequest::ProcessMetrics { pid }),
)
.await
{
Ok(Ok(AgentResponse::ProcessMetrics(details))) => {
// Update history for sparklines
let cpu_usage = details.process.cpu_usage;
push_capped(&mut self.process_cpu_history, cpu_usage, 600);
let mem_bytes = details.process.mem_bytes;
push_capped(&mut self.process_mem_history, mem_bytes, 600);
// I/O bytes from agent are cumulative, calculate deltas
if let Some(read) = details.process.read_bytes {
let delta = if let Some(last) = self.last_io_read_bytes
{
read.saturating_sub(last)
} else {
0 // First sample, no delta available
};
push_capped(
&mut self.process_io_read_history,
delta,
600,
);
self.last_io_read_bytes = Some(read);
}
if let Some(write) = details.process.write_bytes {
let delta = if let Some(last) = self.last_io_write_bytes
{
write.saturating_sub(last)
} else {
0 // First sample, no delta available
};
push_capped(
&mut self.process_io_write_history,
delta,
600,
);
self.last_io_write_bytes = Some(write);
}
self.process_details = Some(details);
self.process_details_unsupported = false;
}
Ok(Err(_)) | Err(_) => {
// Agent doesn't support this feature or timeout occurred
// Mark as unsupported so we can show appropriate message
self.process_details_unsupported = true;
}
Ok(Ok(_)) => {
// Wrong response type
self.process_details_unsupported = true;
}
}
self.last_process_details_poll = Instant::now();
}
// Poll journal entries every 5s when modal is active
if self.last_journal_poll.elapsed() >= self.journal_interval {
// Use timeout to prevent blocking the event loop
match timeout(
Duration::from_millis(2000),
ws.request(AgentRequest::JournalEntries { pid }),
)
.await
{
Ok(Ok(AgentResponse::JournalEntries(journal))) => {
self.journal_entries = Some(journal);
}
Ok(Err(_)) | Err(_) | Ok(Ok(_)) => {
// Agent doesn't support this feature, error occurred, or wrong response type
// Keep journal_entries as None
}
}
self.last_journal_poll = Instant::now();
}
}
}
}
Err(e) => {
// Connection error - show modal if not already shown
@ -760,6 +1026,19 @@ impl App {
Ok(())
}
/// Clear process details when modal is closed or selection changes
pub fn clear_process_details(&mut self) {
self.process_details = None;
self.journal_entries = None;
self.process_cpu_history.clear();
self.process_mem_history.clear();
self.process_io_read_history.clear();
self.process_io_write_history.clear();
self.last_io_read_bytes = None;
self.last_io_write_bytes = None;
self.process_details_unsupported = false;
}
fn update_with_metrics(&mut self, mut m: Metrics) {
if let Some(prev) = &self.last_metrics {
// Preserve slower fields when the fast payload omits them
@ -919,11 +1198,27 @@ impl App {
self.last_metrics.as_ref(),
self.procs_scroll_offset,
self.procs_sort_by,
self.selected_process_pid,
self.selected_process_index,
);
// Render modals on top of everything else
if self.modal_manager.is_active() {
self.modal_manager.render(f);
use crate::ui::modal::{ProcessHistoryData, ProcessModalData};
self.modal_manager.render(
f,
ProcessModalData {
details: self.process_details.as_ref(),
journal: self.journal_entries.as_ref(),
history: ProcessHistoryData {
cpu: &self.process_cpu_history,
mem: &self.process_mem_history,
io_read: &self.process_io_read_history,
io_write: &self.process_io_write_history,
},
unsupported: self.process_details_unsupported,
},
);
}
}
}
@ -946,6 +1241,9 @@ impl Default for App {
procs_drag: None,
procs_sort_by: ProcSortBy::CpuDesc,
last_procs_area: None,
selected_process_pid: None,
selected_process_index: None,
prev_selected_process_pid: None,
last_procs_poll: Instant::now()
.checked_sub(Duration::from_secs(2))
.unwrap_or_else(Instant::now), // trigger immediately on first loop
@ -955,6 +1253,23 @@ impl Default for App {
procs_interval: Duration::from_secs(2),
disks_interval: Duration::from_secs(5),
metrics_interval: Duration::from_millis(500),
process_details: None,
journal_entries: None,
process_cpu_history: VecDeque::with_capacity(600),
process_mem_history: VecDeque::with_capacity(600),
process_io_read_history: VecDeque::with_capacity(600),
process_io_write_history: VecDeque::with_capacity(600),
last_io_read_bytes: None,
last_io_write_bytes: None,
process_details_unsupported: false,
last_process_details_poll: Instant::now()
.checked_sub(Duration::from_secs(10))
.unwrap_or_else(Instant::now),
last_journal_poll: Instant::now()
.checked_sub(Duration::from_secs(10))
.unwrap_or_else(Instant::now),
process_details_interval: Duration::from_millis(500),
journal_interval: Duration::from_secs(5),
ws_url: String::new(),
tls_ca: None,
verify_hostname: false,

File diff suppressed because it is too large Load Diff

View File

@ -42,8 +42,8 @@ pub fn per_core_content_area(area: Rect) -> Rect {
/// Handles key events for per-core CPU bars.
pub fn per_core_handle_key(scroll_offset: &mut usize, key: KeyEvent, page_size: usize) {
match key.code {
KeyCode::Up => *scroll_offset = scroll_offset.saturating_sub(1),
KeyCode::Down => *scroll_offset = scroll_offset.saturating_add(1),
KeyCode::Left => *scroll_offset = scroll_offset.saturating_sub(1),
KeyCode::Right => *scroll_offset = scroll_offset.saturating_add(1),
KeyCode::PageUp => {
let step = page_size.max(1);
*scroll_offset = scroll_offset.saturating_sub(step);

View File

@ -24,8 +24,16 @@ pub fn draw_disks(f: &mut ratatui::Frame<'_>, area: Rect, m: Option<&Metrics>) {
return;
}
// Filter duplicates by keeping first occurrence of each unique name
let mut seen_names = std::collections::HashSet::new();
let unique_disks: Vec<_> = mm
.disks
.iter()
.filter(|d| seen_names.insert(d.name.clone()))
.collect();
let per_disk_h = 3u16;
let max_cards = (inner.height / per_disk_h).min(mm.disks.len() as u16) as usize;
let max_cards = (inner.height / per_disk_h).min(unique_disks.len() as u16) as usize;
let constraints: Vec<Constraint> = (0..max_cards)
.map(|_| Constraint::Length(per_disk_h))
@ -36,7 +44,7 @@ pub fn draw_disks(f: &mut ratatui::Frame<'_>, area: Rect, m: Option<&Metrics>) {
.split(inner);
for (i, slot) in rows.iter().enumerate() {
let d = &mm.disks[i];
let d = unique_disks[i];
let used = d.total.saturating_sub(d.available);
let ratio = if d.total > 0 {
used as f64 / d.total as f64
@ -53,23 +61,43 @@ pub fn draw_disks(f: &mut ratatui::Frame<'_>, area: Rect, m: Option<&Metrics>) {
ratatui::style::Color::Red
};
// Add indentation for partitions
let indent = if d.is_partition { "└─" } else { "" };
// Add temperature if available
let temp_str = d
.temperature
.map(|t| format!(" {}°C", t.round() as i32))
.unwrap_or_default();
let title = format!(
"{} {} {} / {} ({}%)",
"{}{}{}{} {} / {} ({}%)",
indent,
disk_icon(&d.name),
truncate_middle(&d.name, (slot.width.saturating_sub(6)) as usize / 2),
temp_str,
human(used),
human(d.total),
pct
);
// Indent the entire card (block) for partitions to align with └─ prefix (4 chars)
let card_indent = if d.is_partition { 4 } else { 0 };
let card_rect = Rect {
x: slot.x + card_indent,
y: slot.y,
width: slot.width.saturating_sub(card_indent),
height: slot.height,
};
let card = Block::default().borders(Borders::ALL).title(title);
f.render_widget(card, *slot);
f.render_widget(card, card_rect);
let inner_card = Rect {
x: slot.x + 1,
y: slot.y + 1,
width: slot.width.saturating_sub(2),
height: slot.height.saturating_sub(2),
x: card_rect.x + 1,
y: card_rect.y + 1,
width: card_rect.width.saturating_sub(2),
height: card_rect.height.saturating_sub(2),
};
if inner_card.height == 0 {
continue;

View File

@ -46,7 +46,7 @@ pub fn draw_header(
parts.push(tok_txt.into());
}
parts.push(intervals);
parts.push("(q to quit)".into());
parts.push("(a: about, h: help, q: quit)".into());
let title = parts.join(" | ");
f.render_widget(Block::default().title(title).borders(Borders::BOTTOM), area);
}

View File

@ -6,6 +6,10 @@ pub mod gpu;
pub mod header;
pub mod mem;
pub mod modal;
pub mod modal_connection;
pub mod modal_format;
pub mod modal_process;
pub mod modal_types;
pub mod net;
pub mod processes;
pub mod swap;

View File

@ -1,66 +1,27 @@
//! Modal window system for socktop TUI application
use std::time::{Duration, Instant};
use super::theme::{
BTN_EXIT_BG_ACTIVE, BTN_EXIT_FG_ACTIVE, BTN_EXIT_FG_INACTIVE, BTN_EXIT_TEXT,
BTN_RETRY_BG_ACTIVE, BTN_RETRY_FG_ACTIVE, BTN_RETRY_FG_INACTIVE, BTN_RETRY_TEXT, ICON_CLUSTER,
ICON_COUNTDOWN_LABEL, ICON_MESSAGE, ICON_OFFLINE_LABEL, ICON_RETRY_LABEL, ICON_WARNING_TITLE,
LARGE_ERROR_ICON, MODAL_AGENT_FG, MODAL_BG, MODAL_BORDER_FG, MODAL_COUNTDOWN_LABEL_FG,
MODAL_DIM_BG, MODAL_FG, MODAL_HINT_FG, MODAL_ICON_PINK, MODAL_OFFLINE_LABEL_FG,
MODAL_RETRY_LABEL_FG, MODAL_TITLE_FG,
};
use super::theme::MODAL_DIM_BG;
use crossterm::event::KeyCode;
use ratatui::{
Frame,
layout::{Alignment, Constraint, Direction, Layout, Rect},
style::{Color, Modifier, Style},
text::{Line, Span, Text},
widgets::{Block, Borders, Clear, Paragraph, Wrap},
};
#[derive(Debug, Clone)]
pub enum ModalType {
ConnectionError {
message: String,
disconnected_at: Instant,
retry_count: u32,
auto_retry_countdown: Option<u64>,
},
#[allow(dead_code)]
Confirmation {
title: String,
message: String,
confirm_text: String,
cancel_text: String,
},
#[allow(dead_code)]
Info { title: String, message: String },
}
#[derive(Debug, Clone, PartialEq)]
pub enum ModalAction {
None,
RetryConnection,
ExitApp,
Confirm,
Cancel,
Dismiss,
}
#[derive(Debug, Clone, PartialEq)]
pub enum ModalButton {
Retry,
Exit,
Confirm,
Cancel,
Ok,
}
// Re-export types from modal_types
pub use super::modal_types::{
ModalAction, ModalButton, ModalType, ProcessHistoryData, ProcessModalData,
};
#[derive(Debug)]
pub struct ModalManager {
stack: Vec<ModalType>,
active_button: ModalButton,
pub(super) active_button: ModalButton,
pub thread_scroll_offset: usize,
pub journal_scroll_offset: usize,
pub thread_scroll_max: usize,
pub journal_scroll_max: usize,
}
impl ModalManager {
@ -68,16 +29,34 @@ impl ModalManager {
Self {
stack: Vec::new(),
active_button: ModalButton::Retry,
thread_scroll_offset: 0,
journal_scroll_offset: 0,
thread_scroll_max: 0,
journal_scroll_max: 0,
}
}
pub fn is_active(&self) -> bool {
!self.stack.is_empty()
}
pub fn current_modal(&self) -> Option<&ModalType> {
self.stack.last()
}
pub fn push_modal(&mut self, modal: ModalType) {
self.stack.push(modal);
self.active_button = match self.stack.last() {
Some(ModalType::ConnectionError { .. }) => ModalButton::Retry,
Some(ModalType::ProcessDetails { .. }) => {
// Reset scroll state for new process details
self.thread_scroll_offset = 0;
self.journal_scroll_offset = 0;
self.thread_scroll_max = 0;
self.journal_scroll_max = 0;
ModalButton::Ok
}
Some(ModalType::About) => ModalButton::Ok,
Some(ModalType::Help) => ModalButton::Ok,
Some(ModalType::Confirmation { .. }) => ModalButton::Confirm,
Some(ModalType::Info { .. }) => ModalButton::Ok,
None => ModalButton::Ok,
@ -88,6 +67,9 @@ impl ModalManager {
if let Some(next) = self.stack.last() {
self.active_button = match next {
ModalType::ConnectionError { .. } => ModalButton::Retry,
ModalType::ProcessDetails { .. } => ModalButton::Ok,
ModalType::About => ModalButton::Ok,
ModalType::Help => ModalButton::Ok,
ModalType::Confirmation { .. } => ModalButton::Confirm,
ModalType::Info { .. } => ModalButton::Ok,
};
@ -135,6 +117,85 @@ impl ModalManager {
ModalAction::None
}
}
KeyCode::Char('x') | KeyCode::Char('X') => {
if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
// Close all ProcessDetails modals at once (handles parent navigation chain)
while matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
self.pop_modal();
}
ModalAction::Dismiss
} else {
ModalAction::None
}
}
KeyCode::Char('j') | KeyCode::Char('J') => {
if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
self.thread_scroll_offset = self
.thread_scroll_offset
.saturating_add(1)
.min(self.thread_scroll_max);
ModalAction::Handled
} else {
ModalAction::None
}
}
KeyCode::Char('k') | KeyCode::Char('K') => {
if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
self.thread_scroll_offset = self.thread_scroll_offset.saturating_sub(1);
ModalAction::Handled
} else {
ModalAction::None
}
}
KeyCode::Char('d') | KeyCode::Char('D') => {
if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
self.thread_scroll_offset = self
.thread_scroll_offset
.saturating_add(10)
.min(self.thread_scroll_max);
ModalAction::Handled
} else {
ModalAction::None
}
}
KeyCode::Char('u') | KeyCode::Char('U') => {
if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
self.thread_scroll_offset = self.thread_scroll_offset.saturating_sub(10);
ModalAction::Handled
} else {
ModalAction::None
}
}
KeyCode::Char('[') => {
if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
self.journal_scroll_offset = self.journal_scroll_offset.saturating_sub(1);
ModalAction::Handled
} else {
ModalAction::None
}
}
KeyCode::Char(']') => {
if matches!(self.stack.last(), Some(ModalType::ProcessDetails { .. })) {
self.journal_scroll_offset = self
.journal_scroll_offset
.saturating_add(1)
.min(self.journal_scroll_max);
ModalAction::Handled
} else {
ModalAction::None
}
}
KeyCode::Char('p') | KeyCode::Char('P') => {
// Switch to parent process if it exists
if let Some(ModalType::ProcessDetails { pid }) = self.stack.last() {
// We need to get the parent PID from the process details
// For now, return a special action that the app can handle
// The app has access to the process details and can extract parent_pid
ModalAction::SwitchToParentProcess(*pid)
} else {
ModalAction::None
}
}
_ => ModalAction::None,
}
}
@ -144,6 +205,18 @@ impl ModalManager {
ModalAction::RetryConnection
}
(Some(ModalType::ConnectionError { .. }), ModalButton::Exit) => ModalAction::ExitApp,
(Some(ModalType::ProcessDetails { .. }), ModalButton::Ok) => {
self.pop_modal();
ModalAction::Dismiss
}
(Some(ModalType::About), ModalButton::Ok) => {
self.pop_modal();
ModalAction::Dismiss
}
(Some(ModalType::Help), ModalButton::Ok) => {
self.pop_modal();
ModalAction::Dismiss
}
(Some(ModalType::Confirmation { .. }), ModalButton::Confirm) => ModalAction::Confirm,
(Some(ModalType::Confirmation { .. }), ModalButton::Cancel) => ModalAction::Cancel,
(Some(ModalType::Info { .. }), ModalButton::Ok) => {
@ -166,10 +239,10 @@ impl ModalManager {
self.next_button();
}
pub fn render(&self, f: &mut Frame) {
if let Some(m) = self.stack.last() {
pub fn render(&mut self, f: &mut Frame, data: ProcessModalData) {
if let Some(m) = self.stack.last().cloned() {
self.render_background_dim(f);
self.render_modal_content(f, m);
self.render_modal_content(f, &m, data);
}
}
@ -184,9 +257,27 @@ impl ModalManager {
);
}
fn render_modal_content(&self, f: &mut Frame, modal: &ModalType) {
fn render_modal_content(&mut self, f: &mut Frame, modal: &ModalType, data: ProcessModalData) {
let area = f.area();
let modal_area = self.centered_rect(70, 50, area);
// Different sizes for different modal types
let modal_area = match modal {
ModalType::ProcessDetails { .. } => {
// Process details modal uses almost full screen (95% width, 90% height)
self.centered_rect(95, 90, area)
}
ModalType::About => {
// About modal uses medium size
self.centered_rect(90, 90, area)
}
ModalType::Help => {
// Help modal uses medium size
self.centered_rect(80, 80, area)
}
_ => {
// Other modals use smaller size
self.centered_rect(70, 50, area)
}
};
f.render_widget(Clear, modal_area);
match modal {
ModalType::ConnectionError {
@ -202,6 +293,11 @@ impl ModalManager {
*retry_count,
*auto_retry_countdown,
),
ModalType::ProcessDetails { pid } => {
self.render_process_details(f, modal_area, *pid, data)
}
ModalType::About => self.render_about(f, modal_area),
ModalType::Help => self.render_help(f, modal_area),
ModalType::Confirmation {
title,
message,
@ -212,279 +308,6 @@ impl ModalManager {
}
}
fn render_connection_error(
&self,
f: &mut Frame,
area: Rect,
message: &str,
disconnected_at: Instant,
retry_count: u32,
auto_retry_countdown: Option<u64>,
) {
let duration_text = format_duration(disconnected_at.elapsed());
let chunks = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Length(3),
Constraint::Min(4),
Constraint::Length(4),
])
.split(area);
let block = Block::default()
.title(ICON_WARNING_TITLE)
.title_style(
Style::default()
.fg(MODAL_TITLE_FG)
.add_modifier(Modifier::BOLD),
)
.borders(Borders::ALL)
.border_style(Style::default().fg(MODAL_BORDER_FG))
.style(Style::default().bg(MODAL_BG).fg(MODAL_FG));
f.render_widget(block, area);
let content_area = chunks[1];
let max_w = content_area.width.saturating_sub(15) as usize;
let clean_message = if message.to_lowercase().contains("hostname verification")
|| message.contains("socktop_connector")
{
"Connection failed - hostname verification disabled".to_string()
} else if message.contains("Failed to fetch metrics:") {
if let Some(p) = message.find(':') {
let ess = message[p + 1..].trim();
if ess.len() > max_w {
format!("{}...", &ess[..max_w.saturating_sub(3)])
} else {
ess.to_string()
}
} else {
"Connection error".to_string()
}
} else if message.starts_with("Retry failed:") {
if let Some(p) = message.find(':') {
let ess = message[p + 1..].trim();
if ess.len() > max_w {
format!("{}...", &ess[..max_w.saturating_sub(3)])
} else {
ess.to_string()
}
} else {
"Retry failed".to_string()
}
} else if message.len() > max_w {
format!("{}...", &message[..max_w.saturating_sub(3)])
} else {
message.to_string()
};
let truncate = |s: &str| {
if s.len() > max_w {
format!("{}...", &s[..max_w.saturating_sub(3)])
} else {
s.to_string()
}
};
let agent_text = truncate("📡 Cannot connect to socktop agent");
let message_text = truncate(&clean_message);
let duration_display = truncate(&duration_text);
let retry_display = truncate(&retry_count.to_string());
let countdown_text = auto_retry_countdown.map(|c| {
if c == 0 {
"Auto retry now...".to_string()
} else {
format!("{c}s")
}
});
// Determine if we have enough space (height + width) to show large centered icon
let icon_max_width = LARGE_ERROR_ICON
.iter()
.map(|l| l.trim().chars().count())
.max()
.unwrap_or(0) as u16;
let large_allowed = content_area.height >= (LARGE_ERROR_ICON.len() as u16 + 8)
&& content_area.width >= icon_max_width + 6; // small margin for borders/padding
let mut icon_lines: Vec<Line> = Vec::new();
if large_allowed {
for &raw in LARGE_ERROR_ICON.iter() {
let trimmed = raw.trim();
icon_lines.push(Line::from(
trimmed
.chars()
.map(|ch| {
if ch == '!' {
Span::styled(
ch.to_string(),
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
)
} else if ch == '/' || ch == '\\' || ch == '_' {
// keep outline in pink
Span::styled(
ch.to_string(),
Style::default()
.fg(MODAL_ICON_PINK)
.add_modifier(Modifier::BOLD),
)
} else if ch == ' ' {
Span::raw(" ")
} else {
Span::styled(ch.to_string(), Style::default().fg(MODAL_ICON_PINK))
}
})
.collect::<Vec<_>>(),
));
}
icon_lines.push(Line::from("")); // blank spacer line below icon
}
let mut info_lines: Vec<Line> = Vec::new();
if !large_allowed {
info_lines.push(Line::from(vec![Span::styled(
ICON_CLUSTER,
Style::default().fg(MODAL_ICON_PINK),
)]));
info_lines.push(Line::from(""));
}
info_lines.push(Line::from(vec![Span::styled(
&agent_text,
Style::default().fg(MODAL_AGENT_FG),
)]));
info_lines.push(Line::from(""));
info_lines.push(Line::from(vec![
Span::styled(ICON_MESSAGE, Style::default().fg(MODAL_HINT_FG)),
Span::styled(&message_text, Style::default().fg(MODAL_AGENT_FG)),
]));
info_lines.push(Line::from(""));
info_lines.push(Line::from(vec![
Span::styled(
ICON_OFFLINE_LABEL,
Style::default().fg(MODAL_OFFLINE_LABEL_FG),
),
Span::styled(
&duration_display,
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
),
]));
info_lines.push(Line::from(vec![
Span::styled(ICON_RETRY_LABEL, Style::default().fg(MODAL_RETRY_LABEL_FG)),
Span::styled(
&retry_display,
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
),
]));
if let Some(cd) = &countdown_text {
info_lines.push(Line::from(vec![
Span::styled(
ICON_COUNTDOWN_LABEL,
Style::default().fg(MODAL_COUNTDOWN_LABEL_FG),
),
Span::styled(
cd,
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
),
]));
}
let constrained = Rect {
x: content_area.x + 2,
y: content_area.y,
width: content_area.width.saturating_sub(4),
height: content_area.height,
};
if large_allowed {
let split = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Length(icon_lines.len() as u16),
Constraint::Min(0),
])
.split(constrained);
// Center the icon block; each line already trimmed so per-line centering keeps shape
f.render_widget(
Paragraph::new(Text::from(icon_lines))
.alignment(Alignment::Center)
.wrap(Wrap { trim: false }),
split[0],
);
f.render_widget(
Paragraph::new(Text::from(info_lines))
.alignment(Alignment::Center)
.wrap(Wrap { trim: true }),
split[1],
);
} else {
f.render_widget(
Paragraph::new(Text::from(info_lines))
.alignment(Alignment::Center)
.wrap(Wrap { trim: true }),
constrained,
);
}
let button_area = Rect {
x: chunks[2].x,
y: chunks[2].y,
width: chunks[2].width,
height: chunks[2].height.saturating_sub(1),
};
self.render_connection_error_buttons(f, button_area);
}
fn render_connection_error_buttons(&self, f: &mut Frame, area: Rect) {
let button_chunks = Layout::default()
.direction(Direction::Horizontal)
.constraints([
Constraint::Percentage(30),
Constraint::Percentage(15),
Constraint::Percentage(10),
Constraint::Percentage(15),
Constraint::Percentage(30),
])
.split(area);
let retry_style = if self.active_button == ModalButton::Retry {
Style::default()
.bg(BTN_RETRY_BG_ACTIVE)
.fg(BTN_RETRY_FG_ACTIVE)
.add_modifier(Modifier::BOLD)
} else {
Style::default()
.fg(BTN_RETRY_FG_INACTIVE)
.add_modifier(Modifier::DIM)
};
let exit_style = if self.active_button == ModalButton::Exit {
Style::default()
.bg(BTN_EXIT_BG_ACTIVE)
.fg(BTN_EXIT_FG_ACTIVE)
.add_modifier(Modifier::BOLD)
} else {
Style::default()
.fg(BTN_EXIT_FG_INACTIVE)
.add_modifier(Modifier::DIM)
};
f.render_widget(
Paragraph::new(Text::from(Line::from(vec![Span::styled(
BTN_RETRY_TEXT,
retry_style,
)])))
.alignment(Alignment::Center),
button_chunks[1],
);
f.render_widget(
Paragraph::new(Text::from(Line::from(vec![Span::styled(
BTN_EXIT_TEXT,
exit_style,
)])))
.alignment(Alignment::Center),
button_chunks[3],
);
}
fn render_confirmation(
&self,
f: &mut Frame,
@ -577,6 +400,150 @@ impl ModalManager {
);
}
fn render_about(&self, f: &mut Frame, area: Rect) {
//get ASCII art from a constant stored in theme.rs
use super::theme::ASCII_ART;
let version = env!("CARGO_PKG_VERSION");
let about_text = format!(
"{}\n\
Version {}\n\
\n\
A terminal first remote monitoring tool\n\
\n\
Website: https://socktop.io\n\
GitHub: https://github.com/jasonwitty/socktop\n\
\n\
License: MIT License\n\
\n\
Created by Jason Witty\n\
jasonpwitty+socktop@proton.me",
ASCII_ART, version
);
// Render the border block
let block = Block::default()
.title(" About socktop ")
.borders(Borders::ALL)
.style(Style::default().bg(Color::Black).fg(Color::DarkGray));
f.render_widget(block, area);
// Calculate inner area manually to avoid any parent styling
let inner_area = Rect {
x: area.x + 1,
y: area.y + 1,
width: area.width.saturating_sub(2),
height: area.height.saturating_sub(2), // Leave room for button at bottom
};
// Render content area with explicit black background
f.render_widget(
Paragraph::new(about_text)
.style(Style::default().fg(Color::Cyan).bg(Color::Black))
.alignment(Alignment::Center)
.wrap(Wrap { trim: false }),
inner_area,
);
// Button area
let button_area = Rect {
x: area.x + 1,
y: area.y + area.height.saturating_sub(2),
width: area.width.saturating_sub(2),
height: 1,
};
let ok_style = if self.active_button == ModalButton::Ok {
Style::default()
.bg(Color::Blue)
.fg(Color::White)
.add_modifier(Modifier::BOLD)
} else {
Style::default().fg(Color::Blue).bg(Color::Black)
};
f.render_widget(
Paragraph::new("[ Enter ] Close")
.style(ok_style)
.alignment(Alignment::Center),
button_area,
);
}
fn render_help(&self, f: &mut Frame, area: Rect) {
let help_text = "\
GLOBAL
q/Q/Esc ........ Quit a/A ....... About h/H ....... Help
PROCESS LIST
/ ............ Select/navigate processes
Enter .......... Open Process Details
x/X ............ Clear selection
Click header ... Sort by column (CPU/Mem)
Click row ...... Select process
CPU PER-CORE
/ ............ Scroll cores PgUp/PgDn ... Page up/down
Home/End ....... Jump to first/last core
PROCESS DETAILS MODAL
x/X ............ Close modal (all parent modals)
p/P ............ Navigate to parent process
j/k ............ Scroll threads / (1 line)
d/u ............ Scroll threads / (10 lines)
[ / ] .......... Scroll journal /
Esc/Enter ...... Close modal";
// Render the border block
let block = Block::default()
.title(" Hotkey Help ")
.borders(Borders::ALL)
.style(Style::default().bg(Color::Black).fg(Color::DarkGray));
f.render_widget(block, area);
// Calculate inner area manually to avoid any parent styling
let inner_area = Rect {
x: area.x + 1,
y: area.y + 1,
width: area.width.saturating_sub(2),
height: area.height.saturating_sub(2), // Leave room for button at bottom
};
// Render content area with explicit black background
f.render_widget(
Paragraph::new(help_text)
.style(Style::default().fg(Color::Cyan).bg(Color::Black))
.alignment(Alignment::Left)
.wrap(Wrap { trim: false }),
inner_area,
);
// Button area
let button_area = Rect {
x: area.x + 1,
y: area.y + area.height.saturating_sub(2),
width: area.width.saturating_sub(2),
height: 1,
};
let ok_style = if self.active_button == ModalButton::Ok {
Style::default()
.bg(Color::Blue)
.fg(Color::White)
.add_modifier(Modifier::BOLD)
} else {
Style::default().fg(Color::Blue).bg(Color::Black)
};
f.render_widget(
Paragraph::new("[ Enter ] Close")
.style(ok_style)
.alignment(Alignment::Center),
button_area,
);
}
fn centered_rect(&self, percent_x: u16, percent_y: u16, r: Rect) -> Rect {
let vert = Layout::default()
.direction(Direction::Vertical)
@ -596,17 +563,3 @@ impl ModalManager {
.split(vert[1])[1]
}
}
fn format_duration(duration: Duration) -> String {
let total = duration.as_secs();
let h = total / 3600;
let m = (total % 3600) / 60;
let s = total % 60;
if h > 0 {
format!("{h}h {m}m {s}s")
} else if m > 0 {
format!("{m}m {s}s")
} else {
format!("{s}s")
}
}

View File

@ -0,0 +1,297 @@
//! Connection error modal rendering
use std::time::Instant;
use super::modal_format::format_duration;
use super::theme::{
BTN_EXIT_BG_ACTIVE, BTN_EXIT_FG_ACTIVE, BTN_EXIT_FG_INACTIVE, BTN_EXIT_TEXT,
BTN_RETRY_BG_ACTIVE, BTN_RETRY_FG_ACTIVE, BTN_RETRY_FG_INACTIVE, BTN_RETRY_TEXT, ICON_CLUSTER,
ICON_COUNTDOWN_LABEL, ICON_MESSAGE, ICON_OFFLINE_LABEL, ICON_RETRY_LABEL, ICON_WARNING_TITLE,
LARGE_ERROR_ICON, MODAL_AGENT_FG, MODAL_BG, MODAL_BORDER_FG, MODAL_COUNTDOWN_LABEL_FG,
MODAL_FG, MODAL_HINT_FG, MODAL_ICON_PINK, MODAL_OFFLINE_LABEL_FG, MODAL_RETRY_LABEL_FG,
MODAL_TITLE_FG,
};
use ratatui::{
Frame,
layout::{Alignment, Constraint, Direction, Layout, Rect},
style::{Color, Modifier, Style},
text::{Line, Span, Text},
widgets::{Block, Borders, Paragraph, Wrap},
};
use super::modal::{ModalButton, ModalManager};
impl ModalManager {
pub(super) fn render_connection_error(
&self,
f: &mut Frame,
area: Rect,
message: &str,
disconnected_at: Instant,
retry_count: u32,
auto_retry_countdown: Option<u64>,
) {
let duration_text = format_duration(disconnected_at.elapsed());
let chunks = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Length(3),
Constraint::Min(4),
Constraint::Length(4),
])
.split(area);
let block = Block::default()
.title(ICON_WARNING_TITLE)
.title_style(
Style::default()
.fg(MODAL_TITLE_FG)
.add_modifier(Modifier::BOLD),
)
.borders(Borders::ALL)
.border_style(Style::default().fg(MODAL_BORDER_FG))
.style(Style::default().bg(MODAL_BG).fg(MODAL_FG));
f.render_widget(block, area);
let content_area = chunks[1];
let max_w = content_area.width.saturating_sub(15) as usize;
let clean_message = if message.to_lowercase().contains("hostname verification")
|| message.contains("socktop_connector")
{
"Connection failed - hostname verification disabled".to_string()
} else if message.contains("Failed to fetch metrics:") {
if let Some(p) = message.find(':') {
let ess = message[p + 1..].trim();
if ess.len() > max_w {
format!("{}...", &ess[..max_w.saturating_sub(3)])
} else {
ess.to_string()
}
} else {
"Connection error".to_string()
}
} else if message.starts_with("Retry failed:") {
if let Some(p) = message.find(':') {
let ess = message[p + 1..].trim();
if ess.len() > max_w {
format!("{}...", &ess[..max_w.saturating_sub(3)])
} else {
ess.to_string()
}
} else {
"Retry failed".to_string()
}
} else if message.len() > max_w {
format!("{}...", &message[..max_w.saturating_sub(3)])
} else {
message.to_string()
};
let truncate = |s: &str| {
if s.len() > max_w {
format!("{}...", &s[..max_w.saturating_sub(3)])
} else {
s.to_string()
}
};
let agent_text = truncate("📡 Cannot connect to socktop agent");
let message_text = truncate(&clean_message);
let duration_display = truncate(&duration_text);
let retry_display = truncate(&retry_count.to_string());
let countdown_text = auto_retry_countdown.map(|c| {
if c == 0 {
"Auto retry now...".to_string()
} else {
format!("{c}s")
}
});
// Determine if we have enough space (height + width) to show large centered icon
let icon_max_width = LARGE_ERROR_ICON
.iter()
.map(|l| l.trim().chars().count())
.max()
.unwrap_or(0) as u16;
let large_allowed = content_area.height >= (LARGE_ERROR_ICON.len() as u16 + 8)
&& content_area.width >= icon_max_width + 6; // small margin for borders/padding
let mut icon_lines: Vec<Line> = Vec::new();
if large_allowed {
for &raw in LARGE_ERROR_ICON.iter() {
let trimmed = raw.trim();
icon_lines.push(Line::from(
trimmed
.chars()
.map(|ch| {
if ch == '!' {
Span::styled(
ch.to_string(),
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
)
} else if ch == '/' || ch == '\\' || ch == '_' {
// keep outline in pink
Span::styled(
ch.to_string(),
Style::default()
.fg(MODAL_ICON_PINK)
.add_modifier(Modifier::BOLD),
)
} else if ch == ' ' {
Span::raw(" ")
} else {
Span::styled(ch.to_string(), Style::default().fg(MODAL_ICON_PINK))
}
})
.collect::<Vec<_>>(),
));
}
icon_lines.push(Line::from("")); // blank spacer line below icon
}
let mut info_lines: Vec<Line> = Vec::new();
if !large_allowed {
info_lines.push(Line::from(vec![Span::styled(
ICON_CLUSTER,
Style::default().fg(MODAL_ICON_PINK),
)]));
info_lines.push(Line::from(""));
}
info_lines.push(Line::from(vec![Span::styled(
&agent_text,
Style::default().fg(MODAL_AGENT_FG),
)]));
info_lines.push(Line::from(""));
info_lines.push(Line::from(vec![
Span::styled(ICON_MESSAGE, Style::default().fg(MODAL_HINT_FG)),
Span::styled(&message_text, Style::default().fg(MODAL_AGENT_FG)),
]));
info_lines.push(Line::from(""));
info_lines.push(Line::from(vec![
Span::styled(
ICON_OFFLINE_LABEL,
Style::default().fg(MODAL_OFFLINE_LABEL_FG),
),
Span::styled(
&duration_display,
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
),
]));
info_lines.push(Line::from(vec![
Span::styled(ICON_RETRY_LABEL, Style::default().fg(MODAL_RETRY_LABEL_FG)),
Span::styled(
&retry_display,
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
),
]));
if let Some(cd) = &countdown_text {
info_lines.push(Line::from(vec![
Span::styled(
ICON_COUNTDOWN_LABEL,
Style::default().fg(MODAL_COUNTDOWN_LABEL_FG),
),
Span::styled(
cd,
Style::default()
.fg(Color::White)
.add_modifier(Modifier::BOLD),
),
]));
}
let constrained = Rect {
x: content_area.x + 2,
y: content_area.y,
width: content_area.width.saturating_sub(4),
height: content_area.height,
};
if large_allowed {
let split = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Length(icon_lines.len() as u16),
Constraint::Min(0),
])
.split(constrained);
// Center the icon block; each line already trimmed so per-line centering keeps shape
f.render_widget(
Paragraph::new(Text::from(icon_lines))
.alignment(Alignment::Center)
.wrap(Wrap { trim: false }),
split[0],
);
f.render_widget(
Paragraph::new(Text::from(info_lines))
.alignment(Alignment::Center)
.wrap(Wrap { trim: true }),
split[1],
);
} else {
f.render_widget(
Paragraph::new(Text::from(info_lines))
.alignment(Alignment::Center)
.wrap(Wrap { trim: true }),
constrained,
);
}
let button_area = Rect {
x: chunks[2].x,
y: chunks[2].y,
width: chunks[2].width,
height: chunks[2].height.saturating_sub(1),
};
self.render_connection_error_buttons(f, button_area);
}
fn render_connection_error_buttons(&self, f: &mut Frame, area: Rect) {
let button_chunks = Layout::default()
.direction(Direction::Horizontal)
.constraints([
Constraint::Percentage(30),
Constraint::Percentage(15),
Constraint::Percentage(10),
Constraint::Percentage(15),
Constraint::Percentage(30),
])
.split(area);
let retry_style = if self.active_button == ModalButton::Retry {
Style::default()
.bg(BTN_RETRY_BG_ACTIVE)
.fg(BTN_RETRY_FG_ACTIVE)
.add_modifier(Modifier::BOLD)
} else {
Style::default()
.fg(BTN_RETRY_FG_INACTIVE)
.add_modifier(Modifier::DIM)
};
let exit_style = if self.active_button == ModalButton::Exit {
Style::default()
.bg(BTN_EXIT_BG_ACTIVE)
.fg(BTN_EXIT_FG_ACTIVE)
.add_modifier(Modifier::BOLD)
} else {
Style::default()
.fg(BTN_EXIT_FG_INACTIVE)
.add_modifier(Modifier::DIM)
};
f.render_widget(
Paragraph::new(Text::from(Line::from(vec![Span::styled(
BTN_RETRY_TEXT,
retry_style,
)])))
.alignment(Alignment::Center),
button_chunks[1],
);
f.render_widget(
Paragraph::new(Text::from(Line::from(vec![Span::styled(
BTN_EXIT_TEXT,
exit_style,
)])))
.alignment(Alignment::Center),
button_chunks[3],
);
}
}

View File

@ -0,0 +1,112 @@
//! Formatting utilities for process details modal
use std::time::Duration;
/// Format uptime in human-readable form
pub fn format_uptime(secs: u64) -> String {
let days = secs / 86400;
let hours = (secs % 86400) / 3600;
let minutes = (secs % 3600) / 60;
let seconds = secs % 60;
if days > 0 {
format!("{days}d {hours}h {minutes}m")
} else if hours > 0 {
format!("{hours}h {minutes}m {seconds}s")
} else if minutes > 0 {
format!("{minutes}m {seconds}s")
} else {
format!("{seconds}s")
}
}
/// Format duration in human-readable form
pub fn format_duration(duration: Duration) -> String {
let total = duration.as_secs();
let h = total / 3600;
let m = (total % 3600) / 60;
let s = total % 60;
if h > 0 {
format!("{h}h {m}m {s}s")
} else if m > 0 {
format!("{m}m {s}s")
} else {
format!("{s}s")
}
}
/// Normalize CPU usage to 0-100% by dividing by thread count
pub fn normalize_cpu_usage(cpu_usage: f32, thread_count: u32) -> f32 {
let threads = thread_count.max(1) as f32;
(cpu_usage / threads).min(100.0)
}
/// Calculate dynamic Y-axis maximum in 10% increments
pub fn calculate_dynamic_y_max(max_value: f64) -> f64 {
((max_value / 10.0).ceil() * 10.0).clamp(10.0, 100.0)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_format_uptime_seconds() {
assert_eq!(format_uptime(45), "45s");
}
#[test]
fn test_format_uptime_minutes() {
assert_eq!(format_uptime(125), "2m 5s");
}
#[test]
fn test_format_uptime_hours() {
assert_eq!(format_uptime(3665), "1h 1m 5s");
}
#[test]
fn test_format_uptime_days() {
assert_eq!(format_uptime(90061), "1d 1h 1m");
}
#[test]
fn test_normalize_cpu_single_thread() {
assert_eq!(normalize_cpu_usage(50.0, 1), 50.0);
}
#[test]
fn test_normalize_cpu_multi_thread() {
assert_eq!(normalize_cpu_usage(400.0, 4), 100.0);
}
#[test]
fn test_normalize_cpu_zero_threads() {
// Should default to 1 thread to avoid division by zero
assert_eq!(normalize_cpu_usage(100.0, 0), 100.0);
}
#[test]
fn test_normalize_cpu_caps_at_100() {
assert_eq!(normalize_cpu_usage(150.0, 1), 100.0);
}
#[test]
fn test_dynamic_y_max_rounds_up() {
assert_eq!(calculate_dynamic_y_max(15.0), 20.0);
assert_eq!(calculate_dynamic_y_max(25.0), 30.0);
assert_eq!(calculate_dynamic_y_max(5.0), 10.0);
}
#[test]
fn test_dynamic_y_max_minimum() {
assert_eq!(calculate_dynamic_y_max(0.0), 10.0);
assert_eq!(calculate_dynamic_y_max(3.0), 10.0);
}
#[test]
fn test_dynamic_y_max_caps_at_100() {
assert_eq!(calculate_dynamic_y_max(95.0), 100.0);
assert_eq!(calculate_dynamic_y_max(100.0), 100.0);
}
}

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,76 @@
//! Type definitions for modal system
use std::time::Instant;
/// History data for process metrics rendering
pub struct ProcessHistoryData<'a> {
pub cpu: &'a std::collections::VecDeque<f32>,
pub mem: &'a std::collections::VecDeque<u64>,
pub io_read: &'a std::collections::VecDeque<u64>,
pub io_write: &'a std::collections::VecDeque<u64>,
}
/// Process data for modal rendering
pub struct ProcessModalData<'a> {
pub details: Option<&'a socktop_connector::ProcessMetricsResponse>,
pub journal: Option<&'a socktop_connector::JournalResponse>,
pub history: ProcessHistoryData<'a>,
pub unsupported: bool,
}
/// Parameters for rendering scatter plot
pub(super) struct ScatterPlotParams<'a> {
pub process: &'a socktop_connector::DetailedProcessInfo,
pub main_user_ms: f64,
pub main_system_ms: f64,
pub max_user: f64,
pub max_system: f64,
}
#[derive(Debug, Clone)]
pub enum ModalType {
ConnectionError {
message: String,
disconnected_at: Instant,
retry_count: u32,
auto_retry_countdown: Option<u64>,
},
ProcessDetails {
pid: u32,
},
About,
Help,
#[allow(dead_code)]
Confirmation {
title: String,
message: String,
confirm_text: String,
cancel_text: String,
},
#[allow(dead_code)]
Info {
title: String,
message: String,
},
}
#[derive(Debug, Clone, PartialEq)]
pub enum ModalAction {
None, // Modal didn't handle the key, pass to main window
Handled, // Modal handled the key, don't pass to main window
RetryConnection,
ExitApp,
Confirm,
Cancel,
Dismiss,
SwitchToParentProcess(u32), // Switch to viewing parent process details
}
#[derive(Debug, Clone, PartialEq)]
pub enum ModalButton {
Retry,
Exit,
Confirm,
Cancel,
Ok,
}

View File

@ -12,7 +12,10 @@ use std::cmp::Ordering;
use crate::types::Metrics;
use crate::ui::cpu::{per_core_clamp, per_core_handle_scrollbar_mouse};
use crate::ui::theme::{SB_ARROW, SB_THUMB, SB_TRACK};
use crate::ui::theme::{
PROCESS_SELECTION_BG, PROCESS_SELECTION_FG, PROCESS_TOOLTIP_BG, PROCESS_TOOLTIP_FG, SB_ARROW,
SB_THUMB, SB_TRACK,
};
use crate::ui::util::human;
#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
@ -37,6 +40,8 @@ pub fn draw_top_processes(
m: Option<&Metrics>,
scroll_offset: usize,
sort_by: ProcSortBy,
selected_process_pid: Option<u32>,
selected_process_index: Option<usize>,
) {
// Draw outer block and title
let Some(mm) = m else { return };
@ -110,12 +115,29 @@ pub fn draw_top_processes(
_ => Color::Red,
};
let emphasis = if (cpu_val - peak_cpu).abs() < f32::EPSILON {
let mut emphasis = if (cpu_val - peak_cpu).abs() < f32::EPSILON {
Style::default().add_modifier(Modifier::BOLD)
} else {
Style::default()
};
// Check if this process is selected - prioritize PID matching
let is_selected = if let Some(selected_pid) = selected_process_pid {
selected_pid == p.pid
} else if let Some(selected_idx) = selected_process_index {
selected_idx == ix // ix is the absolute index in the sorted list
} else {
false
};
// Apply selection highlighting
if is_selected {
emphasis = emphasis
.bg(PROCESS_SELECTION_BG)
.fg(PROCESS_SELECTION_FG)
.add_modifier(Modifier::BOLD);
}
let cpu_str = fmt_cpu_pct(cpu_val);
ratatui::widgets::Row::new(vec![
@ -151,6 +173,47 @@ pub fn draw_top_processes(
.column_spacing(1);
f.render_widget(table, content);
// Draw tooltip if a process is selected
if let Some(selected_pid) = selected_process_pid {
// Find the selected process to get its name
let process_info = if let Some(metrics) = m {
metrics
.top_processes
.iter()
.find(|p| p.pid == selected_pid)
.map(|p| format!("PID {}{}", p.pid, p.name))
.unwrap_or_else(|| format!("PID {selected_pid}"))
} else {
format!("PID {selected_pid}")
};
let tooltip_text = format!("{process_info} | Enter for details • X to unselect");
let tooltip_width = tooltip_text.len() as u16 + 2; // Add padding
let tooltip_height = 3;
// Position tooltip at bottom-right of the processes area
if area.width > tooltip_width + 2 && area.height > tooltip_height + 1 {
let tooltip_area = Rect {
x: area.x + area.width.saturating_sub(tooltip_width + 1),
y: area.y + area.height.saturating_sub(tooltip_height + 1),
width: tooltip_width,
height: tooltip_height,
};
let tooltip_block = Block::default().borders(Borders::ALL).style(
Style::default()
.bg(PROCESS_TOOLTIP_BG)
.fg(PROCESS_TOOLTIP_FG),
);
let tooltip_paragraph = Paragraph::new(tooltip_text)
.block(tooltip_block)
.wrap(ratatui::widgets::Wrap { trim: true });
f.render_widget(tooltip_paragraph, tooltip_area);
}
}
// Draw scrollbar like CPU pane
let scroll_area = Rect {
x: inner.x + inner.width.saturating_sub(1),
@ -191,6 +254,17 @@ fn fmt_cpu_pct(v: f32) -> String {
}
/// Handle keyboard scrolling (Up/Down/PageUp/PageDown/Home/End)
/// Parameters for process key event handling
pub struct ProcessKeyParams<'a> {
pub selected_process_pid: &'a mut Option<u32>,
pub selected_process_index: &'a mut Option<usize>,
pub key: crossterm::event::KeyEvent,
pub metrics: Option<&'a Metrics>,
pub sort_by: ProcSortBy,
}
/// LEGACY: Use processes_handle_key_with_selection for enhanced functionality
#[allow(dead_code)]
pub fn processes_handle_key(
scroll_offset: &mut usize,
key: crossterm::event::KeyEvent,
@ -199,8 +273,113 @@ pub fn processes_handle_key(
crate::ui::cpu::per_core_handle_key(scroll_offset, key, page_size);
}
pub fn processes_handle_key_with_selection(params: ProcessKeyParams) -> bool {
use crossterm::event::KeyCode;
match params.key.code {
KeyCode::Up => {
// Build sorted index list to navigate through display order
if let Some(m) = params.metrics {
let mut idxs: Vec<usize> = (0..m.top_processes.len()).collect();
match params.sort_by {
ProcSortBy::CpuDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].cpu_usage;
let bb = m.top_processes[b].cpu_usage;
bb.partial_cmp(&aa).unwrap_or(Ordering::Equal)
}),
ProcSortBy::MemDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].mem_bytes;
let bb = m.top_processes[b].mem_bytes;
bb.cmp(&aa)
}),
}
if params.selected_process_index.is_none() || params.selected_process_pid.is_none()
{
// No selection - select the first process in sorted order
if !idxs.is_empty() {
let first_idx = idxs[0];
*params.selected_process_index = Some(first_idx);
*params.selected_process_pid = Some(m.top_processes[first_idx].pid);
}
} else if let Some(current_idx) = *params.selected_process_index {
// Find current position in sorted list
if let Some(pos) = idxs.iter().position(|&idx| idx == current_idx)
&& pos > 0
{
// Move up in sorted list
let new_idx = idxs[pos - 1];
*params.selected_process_index = Some(new_idx);
*params.selected_process_pid = Some(m.top_processes[new_idx].pid);
}
}
}
true // Handled
}
KeyCode::Down => {
// Build sorted index list to navigate through display order
if let Some(m) = params.metrics {
let mut idxs: Vec<usize> = (0..m.top_processes.len()).collect();
match params.sort_by {
ProcSortBy::CpuDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].cpu_usage;
let bb = m.top_processes[b].cpu_usage;
bb.partial_cmp(&aa).unwrap_or(Ordering::Equal)
}),
ProcSortBy::MemDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].mem_bytes;
let bb = m.top_processes[b].mem_bytes;
bb.cmp(&aa)
}),
}
if params.selected_process_index.is_none() || params.selected_process_pid.is_none()
{
// No selection - select the first process in sorted order
if !idxs.is_empty() {
let first_idx = idxs[0];
*params.selected_process_index = Some(first_idx);
*params.selected_process_pid = Some(m.top_processes[first_idx].pid);
}
} else if let Some(current_idx) = *params.selected_process_index {
// Find current position in sorted list
if let Some(pos) = idxs.iter().position(|&idx| idx == current_idx)
&& pos + 1 < idxs.len()
{
// Move down in sorted list
let new_idx = idxs[pos + 1];
*params.selected_process_index = Some(new_idx);
*params.selected_process_pid = Some(m.top_processes[new_idx].pid);
}
}
}
true // Handled
}
KeyCode::Char('x') | KeyCode::Char('X') => {
// Unselect any selected process
if params.selected_process_pid.is_some() || params.selected_process_index.is_some() {
*params.selected_process_pid = None;
*params.selected_process_index = None;
true // Handled
} else {
false // No selection to clear
}
}
KeyCode::Enter => {
// Signal that Enter was pressed with a selection
params.selected_process_pid.is_some() // Return true if we have a selection to handle
}
_ => {
// No other keys handled - let scrollbar handle all navigation
false
}
}
}
/// Handle mouse for content scrolling and scrollbar dragging.
/// Returns Some(new_sort) if the header "CPU %" or "Mem" was clicked.
/// LEGACY: Use processes_handle_mouse_with_selection for enhanced functionality
#[allow(dead_code)]
pub fn processes_handle_mouse(
scroll_offset: &mut usize,
drag: &mut Option<crate::ui::cpu::PerCoreScrollDrag>,
@ -264,3 +443,127 @@ pub fn processes_handle_mouse(
);
None
}
/// Parameters for process mouse event handling
pub struct ProcessMouseParams<'a> {
pub scroll_offset: &'a mut usize,
pub selected_process_pid: &'a mut Option<u32>,
pub selected_process_index: &'a mut Option<usize>,
pub drag: &'a mut Option<crate::ui::cpu::PerCoreScrollDrag>,
pub mouse: MouseEvent,
pub area: Rect,
pub total_rows: usize,
pub metrics: Option<&'a Metrics>,
pub sort_by: ProcSortBy,
}
/// Enhanced mouse handler that also manages process selection
/// Returns Some(new_sort) if the header was clicked, or handles row selection
pub fn processes_handle_mouse_with_selection(params: ProcessMouseParams) -> Option<ProcSortBy> {
// Inner and content areas (match draw_top_processes)
let inner = Rect {
x: params.area.x + 1,
y: params.area.y + 1,
width: params.area.width.saturating_sub(2),
height: params.area.height.saturating_sub(2),
};
if inner.height == 0 || inner.width <= 2 {
return None;
}
let content = Rect {
x: inner.x,
y: inner.y,
width: inner.width.saturating_sub(2),
height: inner.height,
};
// Scrollbar interactions (click arrows/page/drag)
per_core_handle_scrollbar_mouse(
params.scroll_offset,
params.drag,
params.mouse,
params.area,
params.total_rows,
);
// Wheel scrolling when inside the content
crate::ui::cpu::per_core_handle_mouse(
params.scroll_offset,
params.mouse,
content,
content.height as usize,
);
// Header click to change sort
let header_area = Rect {
x: content.x,
y: content.y,
width: content.width,
height: 1,
};
let inside_header = params.mouse.row == header_area.y
&& params.mouse.column >= header_area.x
&& params.mouse.column < header_area.x + header_area.width;
if inside_header && matches!(params.mouse.kind, MouseEventKind::Down(MouseButton::Left)) {
// Split header into the same columns
let cols = Layout::default()
.direction(Direction::Horizontal)
.constraints(COLS.to_vec())
.split(header_area);
if params.mouse.column >= cols[2].x && params.mouse.column < cols[2].x + cols[2].width {
return Some(ProcSortBy::CpuDesc);
}
if params.mouse.column >= cols[3].x && params.mouse.column < cols[3].x + cols[3].width {
return Some(ProcSortBy::MemDesc);
}
}
// Row click for process selection
let data_start_row = content.y + 1; // Skip header
let data_area_height = content.height.saturating_sub(1); // Exclude header
if matches!(params.mouse.kind, MouseEventKind::Down(MouseButton::Left))
&& params.mouse.row >= data_start_row
&& params.mouse.row < data_start_row + data_area_height
&& params.mouse.column >= content.x
&& params.mouse.column < content.x + content.width
{
let clicked_row = (params.mouse.row - data_start_row) as usize;
// Find the actual process using the same sorting logic as the drawing code
if let Some(m) = params.metrics {
// Create the same sorted index array as in draw_top_processes
let mut idxs: Vec<usize> = (0..m.top_processes.len()).collect();
match params.sort_by {
ProcSortBy::CpuDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].cpu_usage;
let bb = m.top_processes[b].cpu_usage;
bb.partial_cmp(&aa).unwrap_or(std::cmp::Ordering::Equal)
}),
ProcSortBy::MemDesc => idxs.sort_by(|&a, &b| {
let aa = m.top_processes[a].mem_bytes;
let bb = m.top_processes[b].mem_bytes;
bb.cmp(&aa)
}),
}
// Calculate which process was actually clicked based on sorted order
let visible_process_position = *params.scroll_offset + clicked_row;
if visible_process_position < idxs.len() {
let actual_process_index = idxs[visible_process_position];
let clicked_process = &m.top_processes[actual_process_index];
*params.selected_process_pid = Some(clicked_process.pid);
*params.selected_process_index = Some(actual_process_index);
}
}
}
// Clamp to valid range
per_core_clamp(
params.scroll_offset,
params.total_rows,
(content.height.saturating_sub(1)) as usize,
);
None
}

View File

@ -30,6 +30,15 @@ pub const BTN_EXIT_BG_ACTIVE: Color = Color::Rgb(255, 255, 255); // modern red
pub const BTN_EXIT_FG_ACTIVE: Color = Color::Rgb(26, 26, 46);
pub const BTN_EXIT_FG_INACTIVE: Color = Color::Rgb(255, 255, 255);
// Process selection colors
pub const PROCESS_SELECTION_BG: Color = Color::Rgb(147, 112, 219); // Medium slate blue (purple)
pub const PROCESS_SELECTION_FG: Color = Color::Rgb(255, 255, 255); // White text for contrast
pub const PROCESS_TOOLTIP_BG: Color = Color::Rgb(147, 112, 219); // Same purple as selection
pub const PROCESS_TOOLTIP_FG: Color = Color::Rgb(255, 255, 255); // White text for contrast
// Process details modal colors (matches main UI aesthetic - no custom colors, terminal defaults)
pub const PROCESS_DETAILS_ACCENT: Color = Color::Rgb(147, 112, 219); // Purple accent for highlights
// Emoji / icon strings (centralized so they can be themed/swapped later)
pub const ICON_WARNING_TITLE: &str = " 🔌 CONNECTION ERROR ";
pub const ICON_CLUSTER: &str = "⚠️";
@ -40,7 +49,7 @@ pub const ICON_COUNTDOWN_LABEL: &str = "⏰ Next auto retry: ";
pub const BTN_RETRY_TEXT: &str = " 🔄 Retry ";
pub const BTN_EXIT_TEXT: &str = " ❌ Exit ";
// Large multi-line warning icon
// warning icon
pub const LARGE_ERROR_ICON: &[&str] = &[
" /\\ ",
" / \\ ",
@ -51,3 +60,29 @@ pub const LARGE_ERROR_ICON: &[&str] = &[
" / !! \\ ",
" /______________\\ ",
];
//about logo
pub const ASCII_ART: &str = r#"
"#;

View File

@ -28,6 +28,8 @@ anyhow = "1"
hostname = "0.3"
prost = { workspace = true }
time = { version = "0.3", default-features = false, features = ["formatting", "macros", "parsing" ] }
# For executing journalctl commands
tokio-process = "0.2"
[build-dependencies]
prost-build = "0.13"

View File

@ -0,0 +1,95 @@
//! Caching for process metrics and journal entries
use std::collections::HashMap;
use std::time::{Duration, Instant};
use tokio::sync::RwLock;
use crate::types::{ProcessMetricsResponse, JournalResponse};
#[derive(Debug, Clone)]
struct CacheEntry<T> {
data: T,
cached_at: Instant,
ttl: Duration,
}
impl<T> CacheEntry<T> {
fn is_expired(&self) -> bool {
self.cached_at.elapsed() > self.ttl
}
}
#[derive(Debug)]
pub struct ProcessCache {
process_metrics: RwLock<HashMap<u32, CacheEntry<ProcessMetricsResponse>>>,
journal_entries: RwLock<HashMap<u32, CacheEntry<JournalResponse>>>,
}
impl ProcessCache {
pub fn new() -> Self {
Self {
process_metrics: RwLock::new(HashMap::new()),
journal_entries: RwLock::new(HashMap::new()),
}
}
/// Get cached process metrics if available and not expired (250ms TTL)
pub async fn get_process_metrics(&self, pid: u32) -> Option<ProcessMetricsResponse> {
let cache = self.process_metrics.read().await;
if let Some(entry) = cache.get(&pid) {
if !entry.is_expired() {
return Some(entry.data.clone());
}
}
None
}
/// Cache process metrics with 250ms TTL
pub async fn set_process_metrics(&self, pid: u32, data: ProcessMetricsResponse) {
let mut cache = self.process_metrics.write().await;
cache.insert(pid, CacheEntry {
data,
cached_at: Instant::now(),
ttl: Duration::from_millis(250),
});
}
/// Get cached journal entries if available and not expired (1s TTL)
pub async fn get_journal_entries(&self, pid: u32) -> Option<JournalResponse> {
let cache = self.journal_entries.read().await;
if let Some(entry) = cache.get(&pid) {
if !entry.is_expired() {
return Some(entry.data.clone());
}
}
None
}
/// Cache journal entries with 1s TTL
pub async fn set_journal_entries(&self, pid: u32, data: JournalResponse) {
let mut cache = self.journal_entries.write().await;
cache.insert(pid, CacheEntry {
data,
cached_at: Instant::now(),
ttl: Duration::from_secs(1),
});
}
/// Clean up expired entries periodically
pub async fn cleanup_expired(&self) {
{
let mut cache = self.process_metrics.write().await;
cache.retain(|_, entry| !entry.is_expired());
}
{
let mut cache = self.journal_entries.write().await;
cache.retain(|_, entry| !entry.is_expired());
}
}
}
impl Default for ProcessCache {
fn default() -> Self {
Self::new()
}
}

17
socktop_agent/src/lib.rs Normal file
View File

@ -0,0 +1,17 @@
//! Library interface for socktop_agent functionality
//! This allows testing of agent functions.
pub mod gpu;
pub mod metrics;
pub mod proto;
pub mod state;
pub mod tls;
pub mod types;
pub mod ws;
// Re-export commonly used types and functions for testing
pub use metrics::{collect_journal_entries, collect_process_metrics};
pub use state::{AppState, CacheEntry};
pub use types::{
DetailedProcessInfo, JournalEntry, JournalResponse, LogLevel, ProcessMetricsResponse,
};

View File

@ -2,7 +2,10 @@
use crate::gpu::collect_all_gpus;
use crate::state::AppState;
use crate::types::{DiskInfo, Metrics, NetworkInfo, ProcessInfo, ProcessesPayload};
use crate::types::{
DetailedProcessInfo, DiskInfo, JournalEntry, JournalResponse, LogLevel, Metrics, NetworkInfo,
ProcessInfo, ProcessMetricsResponse, ProcessesPayload,
};
use once_cell::sync::OnceCell;
#[cfg(target_os = "linux")]
use std::collections::HashMap;
@ -10,13 +13,55 @@ use std::collections::HashMap;
use std::fs;
#[cfg(target_os = "linux")]
use std::io;
use std::process::Command;
use std::sync::Mutex;
use std::time::Duration as StdDuration;
use std::time::{Duration, Instant};
use std::time::{Duration, Instant, SystemTime, UNIX_EPOCH};
use sysinfo::{ProcessRefreshKind, ProcessesToUpdate};
use tracing::warn;
// NOTE: CPU normalization env removed; non-Linux now always reports per-process share (0..100) as given by sysinfo.
// Helper functions to get CPU time from /proc/stat on Linux
#[cfg(target_os = "linux")]
fn get_cpu_time_user(pid: u32) -> u64 {
if let Ok(stat) = fs::read_to_string(format!("/proc/{pid}/stat")) {
let fields: Vec<&str> = stat.split_whitespace().collect();
if fields.len() > 13 {
// Field 13 (0-indexed) is utime (user CPU time in clock ticks)
if let Ok(utime) = fields[13].parse::<u64>() {
// Convert clock ticks to milliseconds (assuming 100 Hz)
return utime * 10; // 1 tick = 10ms at 100 Hz
}
}
}
0
}
#[cfg(target_os = "linux")]
fn get_cpu_time_system(pid: u32) -> u64 {
if let Ok(stat) = fs::read_to_string(format!("/proc/{pid}/stat")) {
let fields: Vec<&str> = stat.split_whitespace().collect();
if fields.len() > 14 {
// Field 14 (0-indexed) is stime (system CPU time in clock ticks)
if let Ok(stime) = fields[14].parse::<u64>() {
// Convert clock ticks to milliseconds (assuming 100 Hz)
return stime * 10; // 1 tick = 10ms at 100 Hz
}
}
}
0
}
#[cfg(not(target_os = "linux"))]
fn get_cpu_time_user(_pid: u32) -> u64 {
0 // Not implemented for non-Linux platforms
}
#[cfg(not(target_os = "linux"))]
fn get_cpu_time_system(_pid: u32) -> u64 {
0 // Not implemented for non-Linux platforms
}
// Runtime toggles (read once)
fn gpu_enabled() -> bool {
static ON: OnceCell<bool> = OnceCell::new();
@ -286,14 +331,194 @@ pub async fn collect_disks(state: &AppState) -> Vec<DiskInfo> {
}
let mut disks_list = state.disks.lock().await;
disks_list.refresh(false); // don't drop missing disks
let disks: Vec<DiskInfo> = disks_list
// Collect disk temperatures from components
// NVMe temps show up as "Composite" under different chip names
let disk_temps = {
let mut components = state.components.lock().await;
components.refresh(true); // true = refresh values, not just the list
let mut composite_temps = Vec::new();
for c in components.iter() {
let label = c.label().to_ascii_lowercase();
// Collect all "Composite" temperatures (these are NVMe drives)
// Labels are like "nvme Composite CT1000N7BSS503" or "nvme Composite Sabrent Rocket 4.0"
if label.contains("composite")
&& let Some(temp) = c.temperature()
{
tracing::debug!("Found Composite temp: {}°C", temp);
composite_temps.push(temp);
}
}
// Store composite temps indexed by their order (nvme0n1, nvme1n1, nvme2n1, etc.)
let mut temps = std::collections::HashMap::new();
for (idx, temp) in composite_temps.iter().enumerate() {
let key = format!("nvme{}n1", idx);
tracing::debug!("Mapping {} -> {}°C", key, temp);
temps.insert(key, *temp);
}
tracing::debug!("Final disk_temps map: {:?}", temps);
temps
};
// First collect all partitions from sysinfo, deduplicating by device name
// (same partition can be mounted at multiple mount points)
let mut seen_partitions = std::collections::HashSet::new();
let partitions: Vec<DiskInfo> = disks_list
.iter()
.map(|d| DiskInfo {
name: d.name().to_string_lossy().into_owned(),
.filter_map(|d| {
let name = d.name().to_string_lossy().into_owned();
// Skip if we've already seen this partition/device
if !seen_partitions.insert(name.clone()) {
return None;
}
// Determine if this is a partition
let is_partition = name.contains("p1")
|| name.contains("p2")
|| name.contains("p3")
|| name.ends_with('1')
|| name.ends_with('2')
|| name.ends_with('3')
|| name.ends_with('4')
|| name.ends_with('5')
|| name.ends_with('6')
|| name.ends_with('7')
|| name.ends_with('8')
|| name.ends_with('9');
// Try to find temperature for this disk
let temperature = disk_temps.iter().find_map(|(key, &temp)| {
if name.starts_with(key) {
tracing::debug!("Matched {} with key {} -> {}°C", name, key, temp);
Some(temp)
} else {
None
}
});
if temperature.is_none() && !name.starts_with("loop") && !name.starts_with("ram") {
tracing::debug!("No temperature found for disk: {}", name);
}
Some(DiskInfo {
name,
total: d.total_space(),
available: d.available_space(),
temperature,
is_partition,
})
})
.collect();
// Now create parent disk entries by aggregating partition data
let mut parent_disks: std::collections::HashMap<String, (u64, u64, Option<f32>)> =
std::collections::HashMap::new();
for partition in &partitions {
if partition.is_partition {
// Extract parent disk name
// nvme0n1p1 -> nvme0n1, sda1 -> sda, mmcblk0p1 -> mmcblk0
let parent_name = if let Some(pos) = partition.name.rfind('p') {
// Check if character after 'p' is a digit
if partition
.name
.chars()
.nth(pos + 1)
.is_some_and(|c| c.is_ascii_digit())
{
&partition.name[..pos]
} else {
// Handle sda1, sdb2, etc (just trim trailing digit)
partition.name.trim_end_matches(char::is_numeric)
}
} else {
// Handle sda1, sdb2, etc (just trim trailing digit)
partition.name.trim_end_matches(char::is_numeric)
};
// Look up temperature for the PARENT disk, not the partition
// Strip /dev/ prefix if present for matching
let parent_name_for_match = parent_name.strip_prefix("/dev/").unwrap_or(parent_name);
let parent_temp = disk_temps.iter().find_map(|(key, &temp)| {
if parent_name_for_match.starts_with(key) {
Some(temp)
} else {
None
}
});
// Aggregate partition stats into parent
let entry = parent_disks
.entry(parent_name.to_string())
.or_insert((0, 0, parent_temp));
entry.0 += partition.total;
entry.1 += partition.available;
// Keep temperature if any partition has it (or if we just found one)
if entry.2.is_none() {
entry.2 = parent_temp;
}
}
}
// Create parent disk entries
let mut disks: Vec<DiskInfo> = parent_disks
.into_iter()
.map(|(name, (total, available, temperature))| DiskInfo {
name,
total,
available,
temperature,
is_partition: false,
})
.collect();
// Sort parent disks by name
disks.sort_by(|a, b| a.name.cmp(&b.name));
// Add partitions after their parent disk
for partition in partitions {
if partition.is_partition {
// Find parent disk index
let parent_name = if let Some(pos) = partition.name.rfind('p') {
if partition
.name
.chars()
.nth(pos + 1)
.is_some_and(|c| c.is_ascii_digit())
{
&partition.name[..pos]
} else {
partition.name.trim_end_matches(char::is_numeric)
}
} else {
partition.name.trim_end_matches(char::is_numeric)
};
// Find where to insert this partition (after its parent)
if let Some(parent_idx) = disks.iter().position(|d| d.name == parent_name) {
// Insert after parent and any existing partitions of that parent
let mut insert_idx = parent_idx + 1;
while insert_idx < disks.len()
&& disks[insert_idx].is_partition
&& disks[insert_idx].name.starts_with(parent_name)
{
insert_idx += 1;
}
disks.insert(insert_idx, partition);
} else {
// Parent not found (shouldn't happen), just add at end
disks.push(partition);
}
} else {
// Not a partition (e.g., zram0), add at end
disks.push(partition);
}
}
{
let mut cache = state.cache_disks.lock().await;
cache.set(disks.clone());
@ -549,3 +774,626 @@ pub async fn collect_processes_all(state: &AppState) -> ProcessesPayload {
}
payload
}
/// Lightweight child process enumeration using direct /proc access
/// This avoids the expensive refresh_processes_specifics(All) call
#[cfg(target_os = "linux")]
fn enumerate_child_processes_lightweight(
parent_pid: u32,
system: &sysinfo::System,
) -> Vec<DetailedProcessInfo> {
let mut children = Vec::new();
// Read /proc to find all child processes
// This is much faster than refresh_processes_specifics(All)
if let Ok(entries) = fs::read_dir("/proc") {
for entry in entries.flatten() {
if let Ok(file_name) = entry.file_name().into_string()
&& let Ok(pid) = file_name.parse::<u32>()
&& let Some(child_parent_pid) = read_parent_pid_from_proc(pid)
&& child_parent_pid == parent_pid
&& let Some(child_info) = collect_process_info_from_proc(pid, system)
{
children.push(child_info);
}
}
}
children
}
/// Read parent PID from /proc/{pid}/stat
#[cfg(target_os = "linux")]
fn read_parent_pid_from_proc(pid: u32) -> Option<u32> {
let stat = fs::read_to_string(format!("/proc/{pid}/stat")).ok()?;
// Format: pid (comm) state ppid ...
// We need to handle process names with spaces/parentheses
let ppid_start = stat.rfind(')')?;
let fields: Vec<&str> = stat[ppid_start + 1..].split_whitespace().collect();
// After the closing paren: state ppid ...
// Field 1 (0-indexed) is ppid
fields.get(1)?.parse::<u32>().ok()
}
/// Collect process information from /proc files
#[cfg(target_os = "linux")]
fn collect_process_info_from_proc(
pid: u32,
system: &sysinfo::System,
) -> Option<DetailedProcessInfo> {
// Try to get basic info from sysinfo if it's already loaded (cheap lookup)
// Otherwise read from /proc directly
let (name, cpu_usage, mem_bytes, virtual_mem_bytes) =
if let Some(proc) = system.process(sysinfo::Pid::from_u32(pid)) {
(
proc.name().to_string_lossy().to_string(),
proc.cpu_usage(),
proc.memory(),
proc.virtual_memory(),
)
} else {
// Process not in sysinfo cache, read minimal info from /proc
let name = fs::read_to_string(format!("/proc/{pid}/comm"))
.ok()?
.trim()
.to_string();
// Read memory from /proc/{pid}/status
let status_content = fs::read_to_string(format!("/proc/{pid}/status")).ok()?;
let mut mem_bytes = 0u64;
let mut virtual_mem_bytes = 0u64;
for line in status_content.lines() {
if let Some(value) = line.strip_prefix("VmRSS:") {
if let Some(kb) = value.split_whitespace().next() {
mem_bytes = kb.parse::<u64>().unwrap_or(0) * 1024;
}
} else if let Some(value) = line.strip_prefix("VmSize:")
&& let Some(kb) = value.split_whitespace().next()
{
virtual_mem_bytes = kb.parse::<u64>().unwrap_or(0) * 1024;
}
}
(name, 0.0, mem_bytes, virtual_mem_bytes)
};
// Read command line
let command = fs::read_to_string(format!("/proc/{pid}/cmdline"))
.ok()
.map(|s| s.replace('\0', " ").trim().to_string())
.unwrap_or_default();
// Read status information
let status_content = fs::read_to_string(format!("/proc/{pid}/status")).ok()?;
let mut uid = 0u32;
let mut gid = 0u32;
let mut thread_count = 0u32;
let mut status = "Unknown".to_string();
for line in status_content.lines() {
if let Some(value) = line.strip_prefix("Uid:") {
if let Some(uid_str) = value.split_whitespace().next() {
uid = uid_str.parse().unwrap_or(0);
}
} else if let Some(value) = line.strip_prefix("Gid:") {
if let Some(gid_str) = value.split_whitespace().next() {
gid = gid_str.parse().unwrap_or(0);
}
} else if let Some(value) = line.strip_prefix("Threads:") {
thread_count = value.trim().parse().unwrap_or(0);
} else if let Some(value) = line.strip_prefix("State:") {
status = value
.trim()
.chars()
.next()
.map(|c| match c {
'R' => "Running",
'S' => "Sleeping",
'D' => "Disk Sleep",
'Z' => "Zombie",
'T' => "Stopped",
't' => "Tracing Stop",
'X' | 'x' => "Dead",
'K' => "Wakekill",
'W' => "Waking",
'P' => "Parked",
'I' => "Idle",
_ => "Unknown",
})
.unwrap_or("Unknown")
.to_string();
}
}
// Read start time from stat
let start_time = if let Ok(stat) = fs::read_to_string(format!("/proc/{pid}/stat")) {
let stat_end = stat.rfind(')')?;
let fields: Vec<&str> = stat[stat_end + 1..].split_whitespace().collect();
// Field 19 (0-indexed) is starttime in clock ticks since boot
fields.get(19)?.parse::<u64>().ok()?
} else {
0
};
// Read I/O stats if available
let (read_bytes, write_bytes) =
if let Ok(io_content) = fs::read_to_string(format!("/proc/{pid}/io")) {
let mut read_bytes = None;
let mut write_bytes = None;
for line in io_content.lines() {
if let Some(value) = line.strip_prefix("read_bytes:") {
read_bytes = value.trim().parse().ok();
} else if let Some(value) = line.strip_prefix("write_bytes:") {
write_bytes = value.trim().parse().ok();
}
}
(read_bytes, write_bytes)
} else {
(None, None)
};
// Read working directory
let working_directory = fs::read_link(format!("/proc/{pid}/cwd"))
.ok()
.map(|p| p.to_string_lossy().to_string());
// Read executable path
let executable_path = fs::read_link(format!("/proc/{pid}/exe"))
.ok()
.map(|p| p.to_string_lossy().to_string());
Some(DetailedProcessInfo {
pid,
name,
command,
cpu_usage,
mem_bytes,
virtual_mem_bytes,
shared_mem_bytes: None, // Would need to parse /proc/{pid}/statm for this
thread_count,
fd_count: None, // Would need to count entries in /proc/{pid}/fd
status,
parent_pid: None, // We already know the parent
user_id: uid,
group_id: gid,
start_time,
cpu_time_user: get_cpu_time_user(pid),
cpu_time_system: get_cpu_time_system(pid),
read_bytes,
write_bytes,
working_directory,
executable_path,
child_processes: Vec::new(), // Don't recurse
threads: Vec::new(), // Not collected for child processes
})
}
/// Fallback for non-Linux: use sysinfo (less efficient but functional)
#[cfg(not(target_os = "linux"))]
fn enumerate_child_processes_lightweight(
parent_pid: u32,
system: &sysinfo::System,
) -> Vec<DetailedProcessInfo> {
let mut children = Vec::new();
// On non-Linux, we have to iterate through all processes in sysinfo
// This is less efficient but maintains cross-platform compatibility
for (child_pid, child_process) in system.processes() {
if let Some(parent) = child_process.parent()
&& parent.as_u32() == parent_pid
{
let child_info = DetailedProcessInfo {
pid: child_pid.as_u32(),
name: child_process.name().to_string_lossy().to_string(),
command: child_process
.cmd()
.iter()
.map(|s| s.to_string_lossy().to_string())
.collect::<Vec<_>>()
.join(" "),
cpu_usage: child_process.cpu_usage(),
mem_bytes: child_process.memory(),
virtual_mem_bytes: child_process.virtual_memory(),
shared_mem_bytes: None,
thread_count: child_process
.tasks()
.map(|tasks| tasks.len() as u32)
.unwrap_or(0),
fd_count: None,
status: format!("{:?}", child_process.status()),
parent_pid: Some(parent_pid),
// On non-Linux platforms, sysinfo UID/GID might not be accurate
// Just use 0 as placeholder since we can't read /proc
user_id: 0,
group_id: 0,
start_time: child_process.start_time(),
cpu_time_user: 0, // Not available on non-Linux in our implementation
cpu_time_system: 0,
read_bytes: Some(child_process.disk_usage().read_bytes),
write_bytes: Some(child_process.disk_usage().written_bytes),
working_directory: child_process.cwd().map(|p| p.to_string_lossy().to_string()),
executable_path: child_process.exe().map(|p| p.to_string_lossy().to_string()),
child_processes: Vec::new(),
threads: Vec::new(), // Not collected for non-Linux
};
children.push(child_info);
}
}
children
}
/// Collect thread information for a specific process (Linux only)
#[cfg(target_os = "linux")]
fn collect_thread_info(pid: u32) -> Vec<crate::types::ThreadInfo> {
let mut threads = Vec::new();
// Read /proc/{pid}/task directory
let task_dir = format!("/proc/{pid}/task");
let Ok(entries) = fs::read_dir(&task_dir) else {
return threads;
};
for entry in entries.flatten() {
let file_name = entry.file_name();
let tid_str = file_name.to_string_lossy();
let Ok(tid) = tid_str.parse::<u32>() else {
continue;
};
// Read thread name from comm
let name = fs::read_to_string(format!("/proc/{pid}/task/{tid}/comm"))
.unwrap_or_else(|_| format!("Thread-{tid}"))
.trim()
.to_string();
// Read thread stat for CPU times and status
let stat_path = format!("/proc/{pid}/task/{tid}/stat");
let Ok(stat_content) = fs::read_to_string(&stat_path) else {
continue;
};
// Parse stat file (similar format to process stat)
// Fields: pid comm state ... utime stime ...
let fields: Vec<&str> = stat_content.split_whitespace().collect();
if fields.len() < 15 {
continue;
}
// Field 2 is state (R, S, D, Z, T, etc.)
let status = fields
.get(2)
.and_then(|s| s.chars().next())
.map(|c| match c {
'R' => "Running",
'S' => "Sleeping",
'D' => "Disk Sleep",
'Z' => "Zombie",
'T' => "Stopped",
't' => "Tracing Stop",
'X' | 'x' => "Dead",
_ => "Unknown",
})
.unwrap_or("Unknown")
.to_string();
// Field 13 is utime (user CPU time in clock ticks)
// Field 14 is stime (system CPU time in clock ticks)
let utime = fields
.get(13)
.and_then(|s| s.parse::<u64>().ok())
.unwrap_or(0);
let stime = fields
.get(14)
.and_then(|s| s.parse::<u64>().ok())
.unwrap_or(0);
// Convert clock ticks to microseconds (assuming 100 Hz)
// 1 tick = 10ms = 10,000 microseconds
let cpu_time_user = utime * 10_000;
let cpu_time_system = stime * 10_000;
threads.push(crate::types::ThreadInfo {
tid,
name,
cpu_time_user,
cpu_time_system,
status,
});
}
threads
}
/// Fallback for non-Linux: return empty thread list
#[cfg(not(target_os = "linux"))]
fn collect_thread_info(_pid: u32) -> Vec<crate::types::ThreadInfo> {
Vec::new()
}
/// Collect detailed metrics for a specific process
pub async fn collect_process_metrics(
pid: u32,
state: &AppState,
) -> Result<ProcessMetricsResponse, String> {
let mut system = state.sys.lock().await;
// OPTIMIZED: Only refresh the specific process we care about
// This avoids polluting the main process list with threads and prevents race conditions
system.refresh_processes_specifics(
ProcessesToUpdate::Some(&[sysinfo::Pid::from_u32(pid)]),
false,
ProcessRefreshKind::nothing()
.with_memory()
.with_cpu()
.with_disk_usage(),
);
let process = system
.process(sysinfo::Pid::from_u32(pid))
.ok_or_else(|| format!("Process {pid} not found"))?;
// Get current timestamp
let cached_at = SystemTime::now()
.duration_since(UNIX_EPOCH)
.map_err(|e| format!("Time error: {e}"))?
.as_secs();
// Extract all needed data from process while we have the lock
let name = process.name().to_string_lossy().to_string();
let command = process
.cmd()
.iter()
.map(|s| s.to_string_lossy().to_string())
.collect::<Vec<_>>()
.join(" ");
let cpu_usage = process.cpu_usage();
let mem_bytes = process.memory();
let virtual_mem_bytes = process.virtual_memory();
let thread_count = process.tasks().map(|tasks| tasks.len() as u32).unwrap_or(0);
let status = format!("{:?}", process.status());
let parent_pid = process.parent().map(|p| p.as_u32());
let start_time = process.start_time();
// Read UID and GID directly from /proc/{pid}/status for accuracy
#[cfg(target_os = "linux")]
let (user_id, group_id) =
if let Ok(status_content) = std::fs::read_to_string(format!("/proc/{pid}/status")) {
let mut uid = 0u32;
let mut gid = 0u32;
for line in status_content.lines() {
if let Some(value) = line.strip_prefix("Uid:") {
// Uid line format: "Uid: 1000 1000 1000 1000" (real, effective, saved, filesystem)
// We want the real UID (first value)
if let Some(uid_str) = value.split_whitespace().next() {
uid = uid_str.parse().unwrap_or(0);
}
} else if let Some(value) = line.strip_prefix("Gid:") {
// Gid line format: "Gid: 1000 1000 1000 1000" (real, effective, saved, filesystem)
// We want the real GID (first value)
if let Some(gid_str) = value.split_whitespace().next() {
gid = gid_str.parse().unwrap_or(0);
}
}
}
(uid, gid)
} else {
// Fallback if /proc read fails (permission issue)
(0, 0)
};
#[cfg(not(target_os = "linux"))]
let (user_id, group_id) = (0, 0);
// Read I/O stats directly from /proc/{pid}/io
// Use rchar/wchar to capture ALL I/O including cached reads (like htop/btop do)
// sysinfo's total_read_bytes/total_written_bytes only count actual disk I/O
#[cfg(target_os = "linux")]
let (read_bytes, write_bytes) =
if let Ok(io_content) = std::fs::read_to_string(format!("/proc/{pid}/io")) {
let mut rchar = 0u64;
let mut wchar = 0u64;
for line in io_content.lines() {
if let Some(value) = line.strip_prefix("rchar: ") {
rchar = value.trim().parse().unwrap_or(0);
} else if let Some(value) = line.strip_prefix("wchar: ") {
wchar = value.trim().parse().unwrap_or(0);
}
}
(Some(rchar), Some(wchar))
} else {
// Fallback to sysinfo if we can't read /proc (permissions)
let disk_usage = process.disk_usage();
(
Some(disk_usage.total_read_bytes),
Some(disk_usage.total_written_bytes),
)
};
#[cfg(not(target_os = "linux"))]
let (read_bytes, write_bytes) = {
let disk_usage = process.disk_usage();
(
Some(disk_usage.total_read_bytes),
Some(disk_usage.total_written_bytes),
)
};
let working_directory = process.cwd().map(|p| p.to_string_lossy().to_string());
let executable_path = process.exe().map(|p| p.to_string_lossy().to_string());
// Collect child processes using lightweight /proc access
// This avoids the expensive system.refresh_processes_specifics(All) call
let child_processes = enumerate_child_processes_lightweight(pid, &system);
// Release the system lock early (automatic when system goes out of scope)
drop(system);
// Collect thread information (Linux only)
let threads = collect_thread_info(pid);
// Now construct the detailed info without holding the lock
let detailed_info = DetailedProcessInfo {
pid,
name,
command,
cpu_usage,
mem_bytes,
virtual_mem_bytes,
shared_mem_bytes: None, // Not available from sysinfo
thread_count,
fd_count: None, // Not available from sysinfo on all platforms
status,
parent_pid,
user_id,
group_id,
start_time,
cpu_time_user: get_cpu_time_user(pid),
cpu_time_system: get_cpu_time_system(pid),
read_bytes,
write_bytes,
working_directory,
executable_path,
child_processes,
threads,
};
Ok(ProcessMetricsResponse {
process: detailed_info,
cached_at,
})
}
/// Collect journal entries for a specific process
pub fn collect_journal_entries(pid: u32) -> Result<JournalResponse, String> {
let output = Command::new("journalctl")
.args([
&format!("_PID={pid}"),
"--output=json",
"--lines=100",
"--no-pager",
])
.output()
.map_err(|e| format!("Failed to execute journalctl: {e}"))?;
if !output.status.success() {
return Err(format!(
"journalctl failed: {}",
String::from_utf8_lossy(&output.stderr)
));
}
let stdout = String::from_utf8_lossy(&output.stdout);
let mut entries = Vec::new();
// Parse each line as JSON (journalctl outputs one JSON object per line)
for line in stdout.lines() {
if line.trim().is_empty() {
continue;
}
let json: serde_json::Value =
serde_json::from_str(line).map_err(|e| format!("Failed to parse journal JSON: {e}"))?;
// Extract relevant fields
let timestamp_str = json
.get("__REALTIME_TIMESTAMP")
.and_then(|v| v.as_str())
.unwrap_or("0");
// Convert timestamp to ISO 8601 format
let timestamp = if let Ok(ts_micros) = timestamp_str.parse::<u64>() {
let ts_secs = ts_micros / 1_000_000;
let ts_nanos = (ts_micros % 1_000_000) * 1000;
let time = SystemTime::UNIX_EPOCH
+ Duration::from_secs(ts_secs)
+ Duration::from_nanos(ts_nanos);
// Simple ISO 8601 format - we can improve this if needed
format!("{time:?}")
.replace("SystemTime { tv_sec: ", "")
.replace(", tv_nsec: ", ".")
.replace(" }", "")
} else {
timestamp_str.to_string()
};
let priority = match json.get("PRIORITY").and_then(|v| v.as_str()) {
Some("0") => LogLevel::Emergency,
Some("1") => LogLevel::Alert,
Some("2") => LogLevel::Critical,
Some("3") => LogLevel::Error,
Some("4") => LogLevel::Warning,
Some("5") => LogLevel::Notice,
Some("6") => LogLevel::Info,
Some("7") => LogLevel::Debug,
_ => LogLevel::Info,
};
let message = json
.get("MESSAGE")
.and_then(|v| v.as_str())
.unwrap_or("")
.to_string();
let unit = json
.get("_SYSTEMD_UNIT")
.and_then(|v| v.as_str())
.map(|s| s.to_string());
let entry_pid = json
.get("_PID")
.and_then(|v| v.as_str())
.and_then(|s| s.parse::<u32>().ok());
let comm = json
.get("_COMM")
.and_then(|v| v.as_str())
.map(|s| s.to_string());
let uid = json
.get("_UID")
.and_then(|v| v.as_str())
.and_then(|s| s.parse::<u32>().ok());
let gid = json
.get("_GID")
.and_then(|v| v.as_str())
.and_then(|s| s.parse::<u32>().ok());
entries.push(JournalEntry {
timestamp,
priority,
message,
unit,
pid: entry_pid,
comm,
uid,
gid,
});
}
// Sort by timestamp (newest first)
entries.sort_by(|a, b| b.timestamp.cmp(&a.timestamp));
let response_timestamp = SystemTime::now()
.duration_since(UNIX_EPOCH)
.map_err(|e| format!("Time error: {e}"))?
.as_secs();
let total_count = entries.len() as u32;
let truncated = entries.len() >= 100; // We requested 100 lines, so if we got 100, there might be more
Ok(JournalResponse {
entries,
total_count,
truncated,
cached_at: response_timestamp,
})
}

View File

@ -63,6 +63,11 @@ pub struct AppState {
pub cache_metrics: Arc<Mutex<CacheEntry<crate::types::Metrics>>>,
pub cache_disks: Arc<Mutex<CacheEntry<Vec<crate::types::DiskInfo>>>>,
pub cache_processes: Arc<Mutex<CacheEntry<crate::types::ProcessesPayload>>>,
// Process detail caches (per-PID)
pub cache_process_metrics:
Arc<Mutex<HashMap<u32, CacheEntry<crate::types::ProcessMetricsResponse>>>>,
pub cache_journal_entries: Arc<Mutex<HashMap<u32, CacheEntry<crate::types::JournalResponse>>>>,
}
#[derive(Clone, Debug)]
@ -71,6 +76,12 @@ pub struct CacheEntry<T> {
pub value: Option<T>,
}
impl<T> Default for CacheEntry<T> {
fn default() -> Self {
Self::new()
}
}
impl<T> CacheEntry<T> {
pub fn new() -> Self {
Self {
@ -90,6 +101,12 @@ impl<T> CacheEntry<T> {
}
}
impl Default for AppState {
fn default() -> Self {
Self::new()
}
}
impl AppState {
pub fn new() -> Self {
let sys = System::new();
@ -116,6 +133,8 @@ impl AppState {
cache_metrics: Arc::new(Mutex::new(CacheEntry::new())),
cache_disks: Arc::new(Mutex::new(CacheEntry::new())),
cache_processes: Arc::new(Mutex::new(CacheEntry::new())),
cache_process_metrics: Arc::new(Mutex::new(HashMap::new())),
cache_journal_entries: Arc::new(Mutex::new(HashMap::new())),
}
}
}

View File

@ -9,6 +9,8 @@ pub struct DiskInfo {
pub name: String,
pub total: u64,
pub available: u64,
pub temperature: Option<f32>,
pub is_partition: bool,
}
#[derive(Debug, Clone, Serialize)]
@ -47,3 +49,76 @@ pub struct ProcessesPayload {
pub process_count: usize,
pub top_processes: Vec<ProcessInfo>,
}
#[derive(Debug, Clone, Serialize)]
pub struct ThreadInfo {
pub tid: u32, // Thread ID
pub name: String, // Thread name (from /proc/{pid}/task/{tid}/comm)
pub cpu_time_user: u64, // User CPU time in microseconds
pub cpu_time_system: u64, // System CPU time in microseconds
pub status: String, // Thread status (Running, Sleeping, etc.)
}
#[derive(Debug, Clone, Serialize)]
pub struct DetailedProcessInfo {
pub pid: u32,
pub name: String,
pub command: String,
pub cpu_usage: f32,
pub mem_bytes: u64,
pub virtual_mem_bytes: u64,
pub shared_mem_bytes: Option<u64>,
pub thread_count: u32,
pub fd_count: Option<u32>,
pub status: String,
pub parent_pid: Option<u32>,
pub user_id: u32,
pub group_id: u32,
pub start_time: u64, // Unix timestamp
pub cpu_time_user: u64, // Microseconds
pub cpu_time_system: u64, // Microseconds
pub read_bytes: Option<u64>,
pub write_bytes: Option<u64>,
pub working_directory: Option<String>,
pub executable_path: Option<String>,
pub child_processes: Vec<DetailedProcessInfo>,
pub threads: Vec<ThreadInfo>,
}
#[derive(Debug, Clone, Serialize)]
pub struct ProcessMetricsResponse {
pub process: DetailedProcessInfo,
pub cached_at: u64, // Unix timestamp when this data was cached
}
#[derive(Debug, Clone, Serialize)]
pub struct JournalEntry {
pub timestamp: String, // ISO 8601 formatted timestamp
pub priority: LogLevel,
pub message: String,
pub unit: Option<String>, // systemd unit name
pub pid: Option<u32>,
pub comm: Option<String>, // process command name
pub uid: Option<u32>,
pub gid: Option<u32>,
}
#[derive(Debug, Clone, Serialize)]
pub enum LogLevel {
Emergency = 0,
Alert = 1,
Critical = 2,
Error = 3,
Warning = 4,
Notice = 5,
Info = 6,
Debug = 7,
}
#[derive(Debug, Clone, Serialize)]
pub struct JournalResponse {
pub entries: Vec<JournalEntry>,
pub total_count: u32,
pub truncated: bool,
pub cached_at: u64, // Unix timestamp when this data was cached
}

View File

@ -17,6 +17,8 @@ use crate::proto::pb;
use crate::state::AppState;
// Compression threshold based on typical payload size
// Temporarily increased for testing - revert to 768 for production
//const COMPRESSION_THRESHOLD: usize = 50_000;
const COMPRESSION_THRESHOLD: usize = 768;
// Reusable buffer for compression to avoid allocations
@ -111,6 +113,90 @@ async fn handle_socket(mut socket: WebSocket, state: AppState) {
}
drop(cache); // Explicit drop to release mutex early
}
Message::Text(ref text) if text.starts_with("get_process_metrics:") => {
if let Some(pid_str) = text.strip_prefix("get_process_metrics:")
&& let Ok(pid) = pid_str.parse::<u32>()
{
let ttl = std::time::Duration::from_millis(250); // 250ms TTL
// Check cache first
{
let cache = state.cache_process_metrics.lock().await;
if let Some(entry) = cache.get(&pid)
&& entry.is_fresh(ttl)
&& let Some(cached_response) = entry.get()
{
let _ = send_json(&mut socket, cached_response).await;
continue;
}
}
// Collect fresh data
match crate::metrics::collect_process_metrics(pid, &state).await {
Ok(response) => {
// Cache the response
{
let mut cache = state.cache_process_metrics.lock().await;
cache
.entry(pid)
.or_insert_with(crate::state::CacheEntry::new)
.set(response.clone());
}
let _ = send_json(&mut socket, &response).await;
}
Err(err) => {
let error_response = serde_json::json!({
"error": err,
"request": "get_process_metrics",
"pid": pid
});
let _ = send_json(&mut socket, &error_response).await;
}
}
}
}
Message::Text(ref text) if text.starts_with("get_journal_entries:") => {
if let Some(pid_str) = text.strip_prefix("get_journal_entries:")
&& let Ok(pid) = pid_str.parse::<u32>()
{
let ttl = std::time::Duration::from_secs(1); // 1s TTL
// Check cache first
{
let cache = state.cache_journal_entries.lock().await;
if let Some(entry) = cache.get(&pid)
&& entry.is_fresh(ttl)
&& let Some(cached_response) = entry.get()
{
let _ = send_json(&mut socket, cached_response).await;
continue;
}
}
// Collect fresh data
match crate::metrics::collect_journal_entries(pid) {
Ok(response) => {
// Cache the response
{
let mut cache = state.cache_journal_entries.lock().await;
cache
.entry(pid)
.or_insert_with(crate::state::CacheEntry::new)
.set(response.clone());
}
let _ = send_json(&mut socket, &response).await;
}
Err(err) => {
let error_response = serde_json::json!({
"error": err,
"request": "get_journal_entries",
"pid": pid
});
let _ = send_json(&mut socket, &error_response).await;
}
}
}
}
Message::Close(_) => break,
_ => {}
}

View File

@ -0,0 +1,132 @@
//! Tests for the process cache functionality
use socktop_agent::state::{AppState, CacheEntry};
use socktop_agent::types::{DetailedProcessInfo, JournalResponse, ProcessMetricsResponse};
use std::time::Duration;
use tokio::time::sleep;
#[tokio::test]
async fn test_process_cache_ttl() {
let state = AppState::new();
let pid = 12345;
// Create mock data
let process_info = DetailedProcessInfo {
pid,
name: "test_process".to_string(),
command: "test command".to_string(),
cpu_usage: 50.0,
mem_bytes: 1024 * 1024,
virtual_mem_bytes: 2048 * 1024,
shared_mem_bytes: Some(512 * 1024),
thread_count: 4,
fd_count: Some(10),
status: "Running".to_string(),
parent_pid: Some(1),
user_id: 1000,
group_id: 1000,
start_time: 1234567890,
cpu_time_user: 100000,
cpu_time_system: 50000,
read_bytes: Some(1024),
write_bytes: Some(2048),
working_directory: Some("/tmp".to_string()),
executable_path: Some("/usr/bin/test".to_string()),
child_processes: vec![],
threads: vec![],
};
let metrics_response = ProcessMetricsResponse {
process: process_info,
cached_at: 1234567890,
};
let journal_response = JournalResponse {
entries: vec![],
total_count: 0,
truncated: false,
cached_at: 1234567890,
};
// Test process metrics caching
{
let mut cache = state.cache_process_metrics.lock().await;
cache
.entry(pid)
.or_insert_with(CacheEntry::new)
.set(metrics_response.clone());
}
// Should get cached value immediately
{
let cache = state.cache_process_metrics.lock().await;
let ttl = Duration::from_millis(250);
if let Some(entry) = cache.get(&pid) {
assert!(entry.is_fresh(ttl));
assert!(entry.get().is_some());
assert_eq!(entry.get().unwrap().process.pid, pid);
} else {
panic!("Expected cached entry");
}
}
println!("✓ Process metrics cached and retrieved successfully");
// Test journal entries caching
{
let mut cache = state.cache_journal_entries.lock().await;
cache
.entry(pid)
.or_insert_with(CacheEntry::new)
.set(journal_response.clone());
}
// Should get cached value immediately
{
let cache = state.cache_journal_entries.lock().await;
let ttl = Duration::from_secs(1);
if let Some(entry) = cache.get(&pid) {
assert!(entry.is_fresh(ttl));
assert!(entry.get().is_some());
assert_eq!(entry.get().unwrap().total_count, 0);
} else {
panic!("Expected cached entry");
}
}
println!("✓ Journal entries cached and retrieved successfully");
// Wait for process metrics to expire (250ms + buffer)
sleep(Duration::from_millis(300)).await;
// Process metrics should be expired now
{
let cache = state.cache_process_metrics.lock().await;
let ttl = Duration::from_millis(250);
if let Some(entry) = cache.get(&pid) {
assert!(!entry.is_fresh(ttl));
}
}
println!("✓ Process metrics correctly expired after TTL");
// Journal entries should still be valid (1s TTL)
{
let cache = state.cache_journal_entries.lock().await;
let ttl = Duration::from_secs(1);
if let Some(entry) = cache.get(&pid) {
assert!(entry.is_fresh(ttl));
}
}
println!("✓ Journal entries still valid within TTL");
// Wait for journal entries to expire (additional 800ms to reach 1s total)
sleep(Duration::from_millis(800)).await;
// Journal entries should be expired now
{
let cache = state.cache_journal_entries.lock().await;
let ttl = Duration::from_secs(1);
if let Some(entry) = cache.get(&pid) {
assert!(!entry.is_fresh(ttl));
}
}
println!("✓ Journal entries correctly expired after TTL");
}

View File

@ -0,0 +1,89 @@
//! Tests for process detail collection functionality
use socktop_agent::metrics::{collect_journal_entries, collect_process_metrics};
use socktop_agent::state::AppState;
use std::process;
#[tokio::test]
async fn test_collect_process_metrics_self() {
// Test collecting metrics for our own process
let pid = process::id();
let state = AppState::new();
match collect_process_metrics(pid, &state).await {
Ok(response) => {
assert_eq!(response.process.pid, pid);
assert!(!response.process.name.is_empty());
// Command might be empty on some systems, so don't assert on it
assert!(response.cached_at > 0);
println!(
"✓ Process metrics collected for PID {}: {} ({})",
pid, response.process.name, response.process.command
);
}
Err(e) => {
// This might fail if sysinfo can't find the process, which is possible
println!("⚠ Warning: Failed to collect process metrics for self: {e}");
}
}
}
#[tokio::test]
async fn test_collect_journal_entries_self() {
// Test collecting journal entries for our own process
let pid = process::id();
match collect_journal_entries(pid) {
Ok(response) => {
assert!(response.cached_at > 0);
println!(
"✓ Journal entries collected for PID {}: {} entries",
pid, response.total_count
);
if !response.entries.is_empty() {
let entry = &response.entries[0];
println!(" Latest entry: {}", entry.message);
}
}
Err(e) => {
// This might fail if journalctl is not available or restricted
println!("⚠ Warning: Failed to collect journal entries for self: {e}");
}
}
}
#[tokio::test]
async fn test_collect_process_metrics_invalid_pid() {
// Test with an invalid PID
let invalid_pid = 999999;
let state = AppState::new();
match collect_process_metrics(invalid_pid, &state).await {
Ok(_) => {
println!("⚠ Warning: Unexpectedly found process for invalid PID {invalid_pid}");
}
Err(e) => {
println!("✓ Correctly failed for invalid PID {invalid_pid}: {e}");
assert!(e.contains("not found"));
}
}
}
#[tokio::test]
async fn test_collect_journal_entries_invalid_pid() {
// Test with an invalid PID - journalctl might still return empty results
let invalid_pid = 999999;
match collect_journal_entries(invalid_pid) {
Ok(response) => {
println!(
"✓ Journal query completed for invalid PID {} (empty result expected): {} entries",
invalid_pid, response.total_count
);
// Should be empty or very few entries
}
Err(e) => {
println!("✓ Journal query failed for invalid PID {invalid_pid}: {e}");
}
}
}

View File

@ -66,7 +66,7 @@ use tokio_tungstenite::{Connector, connect_async_tls_with_config};
use crate::error::{ConnectorError, Result};
use crate::types::{AgentRequest, AgentResponse};
#[cfg(any(feature = "networking", feature = "wasm"))]
use crate::types::{DiskInfo, Metrics, ProcessInfo, ProcessesPayload};
use crate::types::{DiskInfo, Metrics, ProcessInfo, ProcessesPayload, ProcessMetricsResponse, JournalResponse};
#[cfg(feature = "tls")]
fn ensure_crypto_provider() {
use std::sync::Once;
@ -186,6 +186,18 @@ impl SocktopConnector {
.ok_or_else(|| ConnectorError::invalid_response("Failed to get processes"))?;
Ok(AgentResponse::Processes(processes))
}
AgentRequest::ProcessMetrics { pid } => {
let process_metrics = request_process_metrics(stream, pid)
.await
.ok_or_else(|| ConnectorError::invalid_response("Failed to get process metrics"))?;
Ok(AgentResponse::ProcessMetrics(process_metrics))
}
AgentRequest::JournalEntries { pid } => {
let journal_entries = request_journal_entries(stream, pid)
.await
.ok_or_else(|| ConnectorError::invalid_response("Failed to get journal entries"))?;
Ok(AgentResponse::JournalEntries(journal_entries))
}
}
}
@ -437,6 +449,38 @@ async fn request_processes(ws: &mut WsStream) -> Option<ProcessesPayload> {
}
}
// Send a "get_process_metrics:{pid}" request and await a JSON ProcessMetricsResponse
#[cfg(feature = "networking")]
async fn request_process_metrics(ws: &mut WsStream, pid: u32) -> Option<ProcessMetricsResponse> {
let request = format!("get_process_metrics:{}", pid);
if ws.send(Message::Text(request)).await.is_err() {
return None;
}
match ws.next().await {
Some(Ok(Message::Binary(b))) => {
gunzip_to_string(&b).ok().and_then(|s| serde_json::from_str::<ProcessMetricsResponse>(&s).ok())
}
Some(Ok(Message::Text(json))) => serde_json::from_str::<ProcessMetricsResponse>(&json).ok(),
_ => None,
}
}
// Send a "get_journal_entries:{pid}" request and await a JSON JournalResponse
#[cfg(feature = "networking")]
async fn request_journal_entries(ws: &mut WsStream, pid: u32) -> Option<JournalResponse> {
let request = format!("get_journal_entries:{}", pid);
if ws.send(Message::Text(request)).await.is_err() {
return None;
}
match ws.next().await {
Some(Ok(Message::Binary(b))) => {
gunzip_to_string(&b).ok().and_then(|s| serde_json::from_str::<JournalResponse>(&s).ok())
}
Some(Ok(Message::Text(json))) => serde_json::from_str::<JournalResponse>(&json).ok(),
_ => None,
}
}
// Decompress a gzip-compressed binary frame into a String.
/// Unified gzip decompression to string for both networking and WASM
#[cfg(any(feature = "networking", feature = "wasm"))]
@ -805,6 +849,20 @@ impl SocktopConnector {
Ok(AgentResponse::Processes(processes))
}
}
AgentRequest::ProcessMetrics { pid: _ } => {
// Parse JSON response for process metrics
let process_metrics: ProcessMetricsResponse = serde_json::from_str(&response).map_err(|e| {
ConnectorError::serialization_error(format!("Failed to parse process metrics: {e}"))
})?;
Ok(AgentResponse::ProcessMetrics(process_metrics))
}
AgentRequest::JournalEntries { pid: _ } => {
// Parse JSON response for journal entries
let journal_entries: JournalResponse = serde_json::from_str(&response).map_err(|e| {
ConnectorError::serialization_error(format!("Failed to parse journal entries: {e}"))
})?;
Ok(AgentResponse::JournalEntries(journal_entries))
}
}
}

View File

@ -6,7 +6,8 @@ use crate::{AgentRequest, AgentResponse};
#[cfg(feature = "networking")]
use crate::networking::{
WsStream, connect_to_agent, request_disks, request_metrics, request_processes,
WsStream, connect_to_agent, request_disks, request_journal_entries, request_metrics,
request_process_metrics, request_processes,
};
#[cfg(all(feature = "wasm", not(feature = "networking")))]
@ -72,6 +73,20 @@ impl SocktopConnector {
.ok_or_else(|| ConnectorError::invalid_response("Failed to get processes"))?;
Ok(AgentResponse::Processes(processes))
}
AgentRequest::ProcessMetrics { pid } => {
let process_metrics =
request_process_metrics(stream, pid).await.ok_or_else(|| {
ConnectorError::invalid_response("Failed to get process metrics")
})?;
Ok(AgentResponse::ProcessMetrics(process_metrics))
}
AgentRequest::JournalEntries { pid } => {
let journal_entries =
request_journal_entries(stream, pid).await.ok_or_else(|| {
ConnectorError::invalid_response("Failed to get journal entries")
})?;
Ok(AgentResponse::JournalEntries(journal_entries))
}
}
}

View File

@ -161,7 +161,8 @@ pub use config::ConnectorConfig;
pub use connector_impl::SocktopConnector;
pub use error::{ConnectorError, Result};
pub use types::{
AgentRequest, AgentResponse, DiskInfo, GpuInfo, Metrics, NetworkInfo, ProcessInfo,
AgentRequest, AgentResponse, DetailedProcessInfo, DiskInfo, GpuInfo, JournalEntry,
JournalResponse, LogLevel, Metrics, NetworkInfo, ProcessInfo, ProcessMetricsResponse,
ProcessesPayload,
};

View File

@ -1,6 +1,7 @@
//! WebSocket request handlers for native (non-WASM) environments.
use crate::networking::WsStream;
use crate::types::{JournalResponse, ProcessMetricsResponse};
use crate::utils::{gunzip_to_string, gunzip_to_vec, is_gzip};
use crate::{DiskInfo, Metrics, ProcessInfo, ProcessesPayload, pb};
@ -82,3 +83,36 @@ pub async fn request_processes(ws: &mut WsStream) -> Option<ProcessesPayload> {
_ => None,
}
}
/// Send a "get_process_metrics:{pid}" request and await a JSON ProcessMetricsResponse
pub async fn request_process_metrics(
ws: &mut WsStream,
pid: u32,
) -> Option<ProcessMetricsResponse> {
let request = format!("get_process_metrics:{pid}");
if ws.send(Message::Text(request)).await.is_err() {
return None;
}
match ws.next().await {
Some(Ok(Message::Binary(b))) => gunzip_to_string(&b)
.ok()
.and_then(|s| serde_json::from_str::<ProcessMetricsResponse>(&s).ok()),
Some(Ok(Message::Text(json))) => serde_json::from_str::<ProcessMetricsResponse>(&json).ok(),
_ => None,
}
}
/// Send a "get_journal_entries:{pid}" request and await a JSON JournalResponse
pub async fn request_journal_entries(ws: &mut WsStream, pid: u32) -> Option<JournalResponse> {
let request = format!("get_journal_entries:{pid}");
if ws.send(Message::Text(request)).await.is_err() {
return None;
}
match ws.next().await {
Some(Ok(Message::Binary(b))) => gunzip_to_string(&b)
.ok()
.and_then(|s| serde_json::from_str::<JournalResponse>(&s).ok()),
Some(Ok(Message::Text(json))) => serde_json::from_str::<JournalResponse>(&json).ok(),
_ => None,
}
}

View File

@ -15,6 +15,10 @@ pub struct DiskInfo {
pub name: String,
pub total: u64,
pub available: u64,
#[serde(default)]
pub temperature: Option<f32>,
#[serde(default)]
pub is_partition: bool,
}
#[derive(Debug, Clone, Deserialize, Serialize)]
@ -73,6 +77,79 @@ pub struct ProcessesPayload {
pub top_processes: Vec<ProcessInfo>,
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct ThreadInfo {
pub tid: u32, // Thread ID
pub name: String, // Thread name (from /proc/{pid}/task/{tid}/comm)
pub cpu_time_user: u64, // User CPU time in microseconds
pub cpu_time_system: u64, // System CPU time in microseconds
pub status: String, // Thread status (Running, Sleeping, etc.)
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct DetailedProcessInfo {
pub pid: u32,
pub name: String,
pub command: String,
pub cpu_usage: f32,
pub mem_bytes: u64,
pub virtual_mem_bytes: u64,
pub shared_mem_bytes: Option<u64>,
pub thread_count: u32,
pub fd_count: Option<u32>,
pub status: String,
pub parent_pid: Option<u32>,
pub user_id: u32,
pub group_id: u32,
pub start_time: u64, // Unix timestamp
pub cpu_time_user: u64, // Microseconds
pub cpu_time_system: u64, // Microseconds
pub read_bytes: Option<u64>,
pub write_bytes: Option<u64>,
pub working_directory: Option<String>,
pub executable_path: Option<String>,
pub child_processes: Vec<DetailedProcessInfo>,
pub threads: Vec<ThreadInfo>,
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct ProcessMetricsResponse {
pub process: DetailedProcessInfo,
pub cached_at: u64, // Unix timestamp when this data was cached
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct JournalEntry {
pub timestamp: String, // ISO 8601 formatted timestamp
pub priority: LogLevel,
pub message: String,
pub unit: Option<String>, // systemd unit name
pub pid: Option<u32>,
pub comm: Option<String>, // process command name
pub uid: Option<u32>,
pub gid: Option<u32>,
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub enum LogLevel {
Emergency = 0,
Alert = 1,
Critical = 2,
Error = 3,
Warning = 4,
Notice = 5,
Info = 6,
Debug = 7,
}
#[derive(Debug, Clone, Deserialize, Serialize)]
pub struct JournalResponse {
pub entries: Vec<JournalEntry>,
pub total_count: u32,
pub truncated: bool,
pub cached_at: u64, // Unix timestamp when this data was cached
}
/// Request types that can be sent to the agent
#[derive(Debug, Clone, Serialize)]
#[serde(tag = "type")]
@ -83,6 +160,10 @@ pub enum AgentRequest {
Disks,
#[serde(rename = "processes")]
Processes,
#[serde(rename = "process_metrics")]
ProcessMetrics { pid: u32 },
#[serde(rename = "journal_entries")]
JournalEntries { pid: u32 },
}
impl AgentRequest {
@ -92,6 +173,8 @@ impl AgentRequest {
AgentRequest::Metrics => "get_metrics".to_string(),
AgentRequest::Disks => "get_disks".to_string(),
AgentRequest::Processes => "get_processes".to_string(),
AgentRequest::ProcessMetrics { pid } => format!("get_process_metrics:{pid}"),
AgentRequest::JournalEntries { pid } => format!("get_journal_entries:{pid}"),
}
}
}
@ -106,4 +189,8 @@ pub enum AgentResponse {
Disks(Vec<DiskInfo>),
#[serde(rename = "processes")]
Processes(ProcessesPayload),
#[serde(rename = "process_metrics")]
ProcessMetrics(ProcessMetricsResponse),
#[serde(rename = "journal_entries")]
JournalEntries(JournalResponse),
}

View File

@ -3,7 +3,10 @@
use crate::error::{ConnectorError, Result};
use crate::pb::Processes;
use crate::utils::{gunzip_to_string, gunzip_to_vec, is_gzip, log_debug};
use crate::{AgentRequest, AgentResponse, DiskInfo, Metrics, ProcessInfo, ProcessesPayload};
use crate::{
AgentRequest, AgentResponse, DiskInfo, JournalResponse, Metrics, ProcessInfo,
ProcessMetricsResponse, ProcessesPayload,
};
use prost::Message as ProstMessage;
use std::cell::RefCell;
@ -206,6 +209,26 @@ pub async fn send_request_and_wait(
Ok(AgentResponse::Processes(processes))
}
}
AgentRequest::ProcessMetrics { pid: _ } => {
// Parse JSON response for process metrics
let process_metrics: ProcessMetricsResponse =
serde_json::from_str(&response).map_err(|e| {
ConnectorError::serialization_error(format!(
"Failed to parse process metrics: {e}"
))
})?;
Ok(AgentResponse::ProcessMetrics(process_metrics))
}
AgentRequest::JournalEntries { pid: _ } => {
// Parse JSON response for journal entries
let journal_entries: JournalResponse =
serde_json::from_str(&response).map_err(|e| {
ConnectorError::serialization_error(format!(
"Failed to parse journal entries: {e}"
))
})?;
Ok(AgentResponse::JournalEntries(journal_entries))
}
}
}