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diff --git a/src/daemon/api/routes.rs b/src/daemon/api/routes.rs
index 81e6400..585506f 100644
--- a/src/daemon/api/routes.rs
+++ b/src/daemon/api/routes.rs
@@ -1,834 +1,834 @@
#![allow(non_snake_case)]
use chrono::{DateTime, Utc};
use global_placeholders::global;
use macros_rs::{fmtstr, string, ternary, then};
use prometheus::{Encoder, TextEncoder};
use psutil::process::{MemoryInfo, Process};
use reqwest::header::HeaderValue;
use serde::Deserialize;
use tera::{Context, Tera};
use utoipa::ToSchema;
use rocket::{
get,
http::{ContentType, Status},
post,
serde::{json::Json, Serialize},
State,
};
use super::{
helpers::{generic_error, not_found, GenericError, NotFound},
structs::ErrorMessage,
EnableWebUI, TeraState,
};
use pmc::{
config, file, helpers,
process::{dump, http::client, ItemSingle, ProcessItem, Runner},
};
use crate::daemon::{
api::{HTTP_COUNTER, HTTP_REQ_HISTOGRAM},
pid,
};
use std::{
collections::BTreeMap,
env,
fs::{self, File},
io::{self, BufRead, BufReader},
path::PathBuf,
};
pub(crate) struct Token;
type EnvList = Json<BTreeMap<String, String>>;
#[allow(dead_code)]
#[derive(ToSchema)]
#[schema(as = MemoryInfo)]
pub(crate) struct DocMemoryInfo {
rss: u64,
vms: u64,
#[cfg(target_os = "linux")]
shared: u64,
#[cfg(target_os = "linux")]
text: u64,
#[cfg(target_os = "linux")]
data: u64,
#[cfg(target_os = "macos")]
page_faults: u64,
#[cfg(target_os = "macos")]
pageins: u64,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub(crate) struct ActionBody {
#[schema(example = "restart")]
method: String,
}
#[derive(Serialize, ToSchema)]
pub(crate) struct ConfigBody {
#[schema(example = "bash")]
shell: String,
#[schema(min_items = 1, example = json!(["-c"]))]
args: Vec<String>,
#[schema(example = "/home/user/.pmc/logs")]
log_path: String,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub(crate) struct CreateBody {
#[schema(example = "app")]
name: Option<String>,
#[schema(example = "node index.js")]
script: String,
#[schema(value_type = String, example = "/projects/app")]
path: PathBuf,
#[schema(example = "src")]
watch: Option<String>,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub(crate) struct ActionResponse {
#[schema(example = true)]
done: bool,
#[schema(example = "name")]
action: String,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub(crate) struct LogResponse {
logs: Vec<String>,
}
#[derive(Serialize, ToSchema)]
pub struct MetricsRoot {
pub version: Version,
pub daemon: Daemon,
}
#[derive(Serialize, ToSchema)]
pub struct Version {
#[schema(example = "v1.0.0")]
pub pkg: String,
pub hash: Option<&'static str>,
#[schema(example = "2000-01-01")]
pub build_date: &'static str,
#[schema(example = "release")]
pub target: &'static str,
}
#[derive(Serialize, ToSchema)]
pub struct Daemon {
pub pid: Option<i32>,
#[schema(example = true)]
pub running: bool,
pub uptime: String,
pub process_count: usize,
#[schema(example = "default")]
pub daemon_type: String,
pub stats: Stats,
}
#[derive(Serialize, ToSchema)]
pub struct Stats {
pub memory_usage: String,
pub cpu_percent: String,
}
fn attempt(done: bool, method: &str) -> ActionResponse {
ActionResponse {
done,
action: ternary!(done, Box::leak(Box::from(method)), "DOES_NOT_EXIST").to_string(),
}
}
fn render(name: &str, tmpl: &Tera, ctx: &Context) -> Result<String, NotFound> { tmpl.render(name, &ctx).or(Err(not_found("Page was not found"))) }
#[get("/")]
pub async fn dashboard(state: &State<TeraState>, _webui: EnableWebUI) -> Result<(ContentType, String), NotFound> {
let mut ctx = Context::new();
ctx.insert("base_path", &state.path);
let payload = render("dashboard", &state.tera, &ctx)?;
Ok((ContentType::HTML, payload))
}
#[get("/login")]
pub async fn login(state: &State<TeraState>, _webui: EnableWebUI) -> Result<(ContentType, String), NotFound> {
let mut ctx = Context::new();
ctx.insert("base_path", &state.path);
let payload = render("login", &state.tera, &ctx)?;
Ok((ContentType::HTML, payload))
}
#[get("/view/<id>")]
pub async fn view_process(id: usize, state: &State<TeraState>, _webui: EnableWebUI) -> Result<(ContentType, String), NotFound> {
let mut ctx = Context::new();
ctx.insert("base_path", &state.path);
ctx.insert("process_id", &id);
let payload = render("view", &state.tera, &ctx)?;
Ok((ContentType::HTML, payload))
}
#[get("/daemon/prometheus")]
#[utoipa::path(get, tag = "Daemon", path = "/daemon/prometheus", security((), ("api_key" = [])),
responses(
(
description = "Get prometheus metrics", body = String, status = 200,
example = json!("# HELP daemon_cpu_percentage The cpu usage graph of the daemon.\n# TYPE daemon_cpu_percentage histogram\ndaemon_cpu_percentage_bucket{le=\"0.005\"} 0"),
),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn prometheus_handler(_t: Token) -> String {
let encoder = TextEncoder::new();
let mut buffer = Vec::<u8>::new();
let metric_families = prometheus::gather();
encoder.encode(&metric_families, &mut buffer).unwrap();
String::from_utf8(buffer.clone()).unwrap()
}
#[get("/daemon/servers")]
#[utoipa::path(get, tag = "Daemon", path = "/daemon/servers", security((), ("api_key" = [])),
responses(
(status = 200, description = "Get daemon servers successfully", body = [String]),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn servers_handler(_t: Token) -> Result<Json<Vec<String>>, GenericError> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["servers"]).start_timer();
if let Some(servers) = config::servers().servers {
HTTP_COUNTER.inc();
timer.observe_duration();
Ok(Json(servers.into_keys().collect()))
} else {
Err(generic_error(Status::BadRequest, string!("No servers have been added")))
}
}
#[get("/remote/<name>/list")]
#[utoipa::path(get, tag = "Remote", path = "/remote/{name}/list", security((), ("api_key" = [])),
params(("name" = String, Path, description = "Name of remote daemon", example = "example"),),
responses(
(status = 200, description = "Get list from remote daemon successfully", body = [ProcessItem]),
(status = NOT_FOUND, description = "Remote daemon does not exist", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn remote_list(name: String, _t: Token) -> Result<Json<Vec<ProcessItem>>, GenericError> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["list"]).start_timer();
if let Some(servers) = config::servers().servers {
let (address, (client, headers)) = match servers.get(&name) {
Some(server) => (&server.address, client(&server.token).await),
None => return Err(generic_error(Status::NotFound, string!("Server was not found"))),
};
HTTP_COUNTER.inc();
timer.observe_duration();
match client.get(fmtstr!("{address}/list")).headers(headers).send().await {
Ok(data) => {
if data.status() != 200 {
let err = data.json::<ErrorMessage>().await.unwrap();
Err(generic_error(err.code, err.message))
} else {
Ok(Json(data.json::<Vec<ProcessItem>>().await.unwrap()))
}
}
Err(err) => Err(generic_error(Status::InternalServerError, err.to_string())),
}
} else {
Err(generic_error(Status::BadRequest, string!("No servers have been added")))
}
}
#[get("/remote/<name>/info/<id>")]
#[utoipa::path(get, tag = "Remote", path = "/remote/{name}/info/{id}", security((), ("api_key" = [])),
params(
("name" = String, Path, description = "Name of remote daemon", example = "example"),
("id" = usize, Path, description = "Process id to get information for", example = 0)
),
responses(
(status = 200, description = "Get process info from remote daemon successfully", body = [ProcessItem]),
(status = NOT_FOUND, description = "Remote daemon does not exist", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn remote_info(name: String, id: usize, _t: Token) -> Result<Json<ItemSingle>, GenericError> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["info"]).start_timer();
if let Some(servers) = config::servers().servers {
let (address, (client, headers)) = match servers.get(&name) {
Some(server) => (&server.address, client(&server.token).await),
None => return Err(generic_error(Status::NotFound, string!("Server was not found"))),
};
HTTP_COUNTER.inc();
timer.observe_duration();
match client.get(fmtstr!("{address}/process/{id}/info")).headers(headers).send().await {
Ok(data) => {
if data.status() != 200 {
let err = data.json::<ErrorMessage>().await.unwrap();
Err(generic_error(err.code, err.message))
} else {
Ok(Json(data.json::<ItemSingle>().await.unwrap()))
}
}
Err(err) => Err(generic_error(Status::InternalServerError, err.to_string())),
}
} else {
Err(generic_error(Status::BadRequest, string!("No servers have been added")))
}
}
#[get("/remote/<name>/logs/<id>/<kind>")]
#[utoipa::path(get, tag = "Remote", path = "/remote/{name}/logs/{id}/{kind}", security((), ("api_key" = [])),
params(
("name" = String, Path, description = "Name of remote daemon", example = "example"),
("id" = usize, Path, description = "Process id to get information for", example = 0),
("kind" = String, Path, description = "Log output type", example = "out")
),
responses(
(status = 200, description = "Remote process logs of {type} fetched", body = LogResponse),
(status = NOT_FOUND, description = "Remote daemon does not exist", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn remote_logs(name: String, id: usize, kind: String, _t: Token) -> Result<Json<LogResponse>, GenericError> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["info"]).start_timer();
if let Some(servers) = config::servers().servers {
let (address, (client, headers)) = match servers.get(&name) {
Some(server) => (&server.address, client(&server.token).await),
None => return Err(generic_error(Status::NotFound, string!("Server was not found"))),
};
HTTP_COUNTER.inc();
timer.observe_duration();
match client.get(fmtstr!("{address}/process/{id}/logs/{kind}")).headers(headers).send().await {
Ok(data) => {
if data.status() != 200 {
let err = data.json::<ErrorMessage>().await.unwrap();
Err(generic_error(err.code, err.message))
} else {
Ok(Json(data.json::<LogResponse>().await.unwrap()))
}
}
Err(err) => Err(generic_error(Status::InternalServerError, err.to_string())),
}
} else {
Err(generic_error(Status::BadRequest, string!("No servers have been added")))
}
}
#[post("/remote/<name>/rename/<id>", format = "text", data = "<body>")]
#[utoipa::path(post, tag = "Remote", path = "/remote/{name}/rename/{id}",
security((), ("api_key" = [])),
request_body(content = String, example = json!("example_name")),
params(
("id" = usize, Path, description = "Process id to rename", example = 0),
("name" = String, Path, description = "Name of remote daemon", example = "example"),
),
responses(
(
description = "Remote rename process successful", body = ActionResponse,
example = json!({"action": "rename", "done": true }), status = 200,
),
(status = NOT_FOUND, description = "Process was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn remote_rename(name: String, id: usize, body: String, _t: Token) -> Result<Json<ActionResponse>, GenericError> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["rename"]).start_timer();
if let Some(servers) = config::servers().servers {
let (address, (client, mut headers)) = match servers.get(&name) {
Some(server) => (&server.address, client(&server.token).await),
None => return Err(generic_error(Status::NotFound, string!("Server was not found"))),
};
HTTP_COUNTER.inc();
timer.observe_duration();
headers.insert("content-type", HeaderValue::from_static("text/plain"));
match client.post(fmtstr!("{address}/process/{id}/rename")).body(body).headers(headers).send().await {
Ok(data) => {
if data.status() != 200 {
let err = data.json::<ErrorMessage>().await.unwrap();
Err(generic_error(err.code, err.message))
} else {
Ok(Json(data.json::<ActionResponse>().await.unwrap()))
}
}
Err(err) => Err(generic_error(Status::InternalServerError, err.to_string())),
}
} else {
Err(generic_error(Status::BadRequest, string!("No servers have been added")))
}
}
#[post("/remote/<name>/action/<id>", format = "json", data = "<body>")]
#[utoipa::path(post, tag = "Remote", path = "/remote/{name}/action/{id}", request_body = ActionBody,
security((), ("api_key" = [])),
params(
("id" = usize, Path, description = "Process id to run action on", example = 0),
("name" = String, Path, description = "Name of remote daemon", example = "example")
),
responses(
(status = 200, description = "Run action on remote process successful", body = ActionResponse),
(status = NOT_FOUND, description = "Process/action was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn remote_action(name: String, id: usize, body: Json<ActionBody>, _t: Token) -> Result<Json<ActionResponse>, GenericError> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["action"]).start_timer();
if let Some(servers) = config::servers().servers {
let (address, (client, headers)) = match servers.get(&name) {
Some(server) => (&server.address, client(&server.token).await),
None => return Err(generic_error(Status::NotFound, string!("Server was not found"))),
};
HTTP_COUNTER.inc();
timer.observe_duration();
match client.post(fmtstr!("{address}/process/{id}/action")).json(&body.0).headers(headers).send().await {
Ok(data) => {
if data.status() != 200 {
let err = data.json::<ErrorMessage>().await.unwrap();
Err(generic_error(err.code, err.message))
} else {
Ok(Json(data.json::<ActionResponse>().await.unwrap()))
}
}
Err(err) => Err(generic_error(Status::InternalServerError, err.to_string())),
}
} else {
Err(generic_error(Status::BadRequest, string!("No servers have been added")))
}
}
#[get("/daemon/dump")]
#[utoipa::path(get, tag = "Daemon", path = "/daemon/dump", security((), ("api_key" = [])),
responses(
(status = 200, description = "Dump processes successfully", body = [u8]),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn dump_handler(_t: Token) -> Vec<u8> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["dump"]).start_timer();
HTTP_COUNTER.inc();
timer.observe_duration();
dump::raw()
}
#[get("/daemon/config")]
#[utoipa::path(get, tag = "Daemon", path = "/daemon/config", security((), ("api_key" = [])),
responses(
(status = 200, description = "Get daemon config successfully", body = ConfigBody),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn config_handler(_t: Token) -> Json<ConfigBody> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["dump"]).start_timer();
let config = config::read().runner;
HTTP_COUNTER.inc();
timer.observe_duration();
Json(ConfigBody {
shell: config.shell,
args: config.args,
log_path: config.log_path,
})
}
#[get("/list")]
#[utoipa::path(get, path = "/list", tag = "Process", security((), ("api_key" = [])),
responses(
(status = 200, description = "List processes successfully", body = [ProcessItem]),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn list_handler(_t: Token) -> Json<Vec<ProcessItem>> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["list"]).start_timer();
let data = Runner::new().fetch();
HTTP_COUNTER.inc();
timer.observe_duration();
Json(data)
}
#[get("/process/<id>/logs/<kind>")]
#[utoipa::path(get, tag = "Process", path = "/process/{id}/logs/{kind}",
security((), ("api_key" = [])),
params(
("id" = usize, Path, description = "Process id to get logs for", example = 0),
("kind" = String, Path, description = "Log output type", example = "out")
),
responses(
(status = 200, description = "Process logs of {type} fetched", body = LogResponse),
(status = NOT_FOUND, description = "Process was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn logs_handler(id: usize, kind: String, _t: Token) -> Result<Json<LogResponse>, NotFound> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["log"]).start_timer();
HTTP_COUNTER.inc();
match Runner::new().info(id) {
Some(item) => {
let log_file = match kind.as_str() {
"out" | "stdout" => item.logs().out,
"error" | "stderr" => item.logs().error,
_ => item.logs().out,
};
match File::open(log_file) {
Ok(data) => {
let reader = BufReader::new(data);
let logs: Vec<String> = reader.lines().collect::<io::Result<_>>().unwrap();
timer.observe_duration();
Ok(Json(LogResponse { logs }))
}
Err(_) => Ok(Json(LogResponse { logs: vec![] })),
}
}
None => {
timer.observe_duration();
Err(not_found("Process was not found"))
}
}
}
#[get("/process/<id>/logs/<kind>/raw")]
#[utoipa::path(get, tag = "Process", path = "/process/{id}/logs/{kind}/raw",
security((), ("api_key" = [])),
params(
("id" = usize, Path, description = "Process id to get logs for", example = 0),
("kind" = String, Path, description = "Log output type", example = "out")
),
responses(
(
description = "Process logs of {type} fetched raw", body = String, status = 200,
example = json!("# PATH path/of/file.log\nserver started on port 3000")
),
(status = NOT_FOUND, description = "Process was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn logs_raw_handler(id: usize, kind: String, _t: Token) -> Result<String, NotFound> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["log"]).start_timer();
HTTP_COUNTER.inc();
match Runner::new().info(id) {
Some(item) => {
let log_file = match kind.as_str() {
"out" | "stdout" => item.logs().out,
"error" | "stderr" => item.logs().error,
_ => item.logs().out,
};
let data = match fs::read_to_string(&log_file) {
Ok(data) => format!("# PATH {log_file}\n{data}"),
Err(err) => err.to_string(),
};
timer.observe_duration();
Ok(data)
}
None => {
timer.observe_duration();
Err(not_found("Process was not found"))
}
}
}
#[get("/process/<id>/info")]
#[utoipa::path(get, tag = "Process", path = "/process/{id}/info", security((), ("api_key" = [])),
params(("id" = usize, Path, description = "Process id to get information for", example = 0)),
responses(
(status = 200, description = "Current process info retrieved", body = ItemSingle),
(status = NOT_FOUND, description = "Process was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn info_handler(id: usize, _t: Token) -> Result<Json<ItemSingle>, NotFound> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["info"]).start_timer();
let runner = Runner::new();
if runner.exists(id) {
let item = runner.get(id);
HTTP_COUNTER.inc();
timer.observe_duration();
Ok(Json(item.fetch()))
} else {
Err(not_found("Process was not found"))
}
}
#[post("/process/create", format = "json", data = "<body>")]
#[utoipa::path(post, tag = "Process", path = "/process/create", request_body(content = CreateBody),
security((), ("api_key" = [])),
responses(
(
description = "Create process successful", body = ActionResponse,
example = json!({"action": "create", "done": true }), status = 200,
),
(status = INTERNAL_SERVER_ERROR, description = "Failed to create process", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn create_handler(body: Json<CreateBody>, _t: Token) -> Result<Json<ActionResponse>, ()> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["create"]).start_timer();
let mut runner = Runner::new();
HTTP_COUNTER.inc();
let name = match &body.name {
Some(name) => string!(name),
None => string!(body.script.split_whitespace().next().unwrap_or_default()),
};
runner.start(&name, &body.script, body.path.clone(), &body.watch).save();
timer.observe_duration();
Ok(Json(attempt(true, "create")))
}
#[post("/process/<id>/rename", format = "text", data = "<body>")]
#[utoipa::path(post, tag = "Process", path = "/process/{id}/rename",
security((), ("api_key" = [])),
request_body(content = String, example = json!("example_name")),
params(("id" = usize, Path, description = "Process id to rename", example = 0)),
responses(
(
description = "Rename process successful", body = ActionResponse,
example = json!({"action": "rename", "done": true }), status = 200,
),
(status = NOT_FOUND, description = "Process was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn rename_handler(id: usize, body: String, _t: Token) -> Result<Json<ActionResponse>, NotFound> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["rename"]).start_timer();
let runner = Runner::new();
match runner.clone().info(id) {
Some(process) => {
HTTP_COUNTER.inc();
let mut item = runner.get(id);
item.rename(body.trim().replace("\n", ""));
then!(process.running, item.restart());
timer.observe_duration();
Ok(Json(attempt(true, "rename")))
}
None => {
timer.observe_duration();
Err(not_found("Process was not found"))
}
}
}
#[get("/process/<id>/env")]
#[utoipa::path(get, tag = "Process", path = "/process/{id}/env",
params(("id" = usize, Path, description = "Process id to fetch env from", example = 0)),
responses(
(
description = "Current process env", body = HashMap<String, String>,
example = json!({"ENV_TEST_VALUE": "example_value"}), status = 200
),
(status = NOT_FOUND, description = "Process was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn env_handler(id: usize, _t: Token) -> Result<EnvList, NotFound> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["env"]).start_timer();
HTTP_COUNTER.inc();
match Runner::new().info(id) {
Some(item) => {
timer.observe_duration();
Ok(Json(item.clone().env))
}
None => {
timer.observe_duration();
Err(not_found("Process was not found"))
}
}
}
#[post("/process/<id>/action", format = "json", data = "<body>")]
#[utoipa::path(post, tag = "Process", path = "/process/{id}/action", request_body = ActionBody,
security((), ("api_key" = [])),
params(("id" = usize, Path, description = "Process id to run action on", example = 0)),
responses(
(status = 200, description = "Run action on process successful", body = ActionResponse),
(status = NOT_FOUND, description = "Process/action was not found", body = ErrorMessage),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn action_handler(id: usize, body: Json<ActionBody>, _t: Token) -> Result<Json<ActionResponse>, NotFound> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["action"]).start_timer();
let mut runner = Runner::new();
let method = body.method.as_str();
if runner.exists(id) {
HTTP_COUNTER.inc();
match method {
"start" | "restart" => {
- runner.restart(id, false);
+ runner.get(id).restart();
timer.observe_duration();
Ok(Json(attempt(true, method)))
}
"stop" | "kill" => {
runner.get(id).stop();
timer.observe_duration();
Ok(Json(attempt(true, method)))
}
"remove" | "delete" => {
runner.remove(id);
timer.observe_duration();
Ok(Json(attempt(true, method)))
}
_ => {
timer.observe_duration();
Err(not_found("Process was not found"))
}
}
} else {
Err(not_found("Process was not found"))
}
}
#[get("/daemon/metrics")]
#[utoipa::path(get, tag = "Daemon", path = "/daemon/metrics", security((), ("api_key" = [])),
responses(
(status = 200, description = "Get daemon metrics", body = MetricsRoot),
(
status = UNAUTHORIZED, description = "Authentication failed or not provided", body = ErrorMessage,
example = json!({"code": 401, "message": "Unauthorized"})
)
)
)]
pub async fn metrics_handler(_t: Token) -> Json<MetricsRoot> {
let timer = HTTP_REQ_HISTOGRAM.with_label_values(&["metrics"]).start_timer();
let mut pid: Option<i32> = None;
let mut cpu_percent: Option<f32> = None;
let mut uptime: Option<DateTime<Utc>> = None;
let mut memory_usage: Option<MemoryInfo> = None;
let mut runner: Runner = file::read_object(global!("pmc.dump"));
HTTP_COUNTER.inc();
if pid::exists() {
if let Ok(process_id) = pid::read() {
if let Ok(mut process) = Process::new(process_id as u32) {
pid = Some(process_id);
uptime = Some(pid::uptime().unwrap());
memory_usage = process.memory_info().ok();
cpu_percent = process.cpu_percent().ok();
}
}
}
let memory_usage = match memory_usage {
Some(usage) => helpers::format_memory(usage.rss()),
None => string!("0b"),
};
let cpu_percent = match cpu_percent {
Some(percent) => format!("{:.2}%", percent),
None => string!("0%"),
};
let uptime = match uptime {
Some(uptime) => helpers::format_duration(uptime),
None => string!("none"),
};
timer.observe_duration();
Json(MetricsRoot {
version: Version {
target: env!("PROFILE"),
build_date: env!("BUILD_DATE"),
pkg: format!("v{}", env!("CARGO_PKG_VERSION")),
hash: ternary!(env!("GIT_HASH_FULL") == "", None, Some(env!("GIT_HASH_FULL"))),
},
daemon: Daemon {
pid,
uptime,
running: pid::exists(),
process_count: runner.count(),
daemon_type: global!("pmc.daemon.kind"),
stats: Stats { memory_usage, cpu_percent },
},
})
}
diff --git a/src/process/mod.rs b/src/process/mod.rs
index ca9bc9c..f6fe68a 100644
--- a/src/process/mod.rs
+++ b/src/process/mod.rs
@@ -1,566 +1,570 @@
mod unix;
use crate::{
config,
config::structs::Server,
file, helpers,
service::{run, stop, ProcessMetadata},
};
use std::{
env,
path::PathBuf,
sync::{Arc, Mutex},
};
use nix::{
sys::signal::{kill, Signal},
unistd::Pid,
};
use chrono::serde::ts_milliseconds;
use chrono::{DateTime, Utc};
use global_placeholders::global;
use macros_rs::{crashln, string, ternary, then};
use psutil::process;
use serde::{Deserialize, Serialize};
use std::collections::BTreeMap;
use utoipa::ToSchema;
#[derive(Serialize, Deserialize, ToSchema)]
pub struct ItemSingle {
pub info: Info,
pub stats: Stats,
pub watch: Watch,
pub log: Log,
pub raw: Raw,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub struct Info {
pub id: usize,
pub pid: i64,
pub name: String,
pub status: String,
#[schema(value_type = String, example = "/path")]
pub path: PathBuf,
pub uptime: String,
pub command: String,
pub children: Vec<i64>,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub struct Stats {
pub restarts: u64,
pub start_time: i64,
pub cpu_percent: Option<f32>,
pub memory_usage: Option<MemoryInfo>,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub struct MemoryInfo {
pub rss: u64,
pub vms: u64,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub struct Log {
pub out: String,
pub error: String,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub struct Raw {
pub running: bool,
pub crashed: bool,
pub crashes: u64,
}
#[derive(Clone)]
pub struct LogInfo {
pub out: String,
pub error: String,
}
#[derive(Serialize, Deserialize, ToSchema)]
pub struct ProcessItem {
pid: i64,
id: usize,
cpu: String,
mem: String,
name: String,
restarts: u64,
status: String,
uptime: String,
#[schema(example = "/path")]
watch_path: String,
#[schema(value_type = String, example = "2000-01-01T01:00:00.000Z")]
start_time: DateTime<Utc>,
}
#[derive(Clone)]
pub struct ProcessWrapper {
pub id: usize,
pub runner: Arc<Mutex<Runner>>,
}
type Env = BTreeMap<String, String>;
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Process {
pub id: usize,
pub pid: i64,
pub env: Env,
pub name: String,
pub path: PathBuf,
pub script: String,
pub restarts: u64,
pub running: bool,
pub crash: Crash,
pub watch: Watch,
pub children: Vec<i64>,
#[serde(with = "ts_milliseconds")]
pub started: DateTime<Utc>,
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Crash {
pub crashed: bool,
pub value: u64,
}
#[derive(Clone, Debug, Deserialize, Serialize, ToSchema)]
pub struct Watch {
pub enabled: bool,
#[schema(example = "/path")]
pub path: String,
pub hash: String,
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Runner {
pub id: id::Id,
#[serde(skip)]
pub remote: Option<Remote>,
pub list: BTreeMap<usize, Process>,
}
#[derive(Clone, Debug)]
pub struct Remote {
address: String,
token: Option<String>,
pub config: RemoteConfig,
}
#[derive(Clone, Debug, Deserialize)]
pub struct RemoteConfig {
pub shell: String,
pub args: Vec<String>,
pub log_path: String,
}
pub enum Status {
Offline,
Running,
}
impl Status {
pub fn to_bool(&self) -> bool {
match self {
Status::Offline => false,
Status::Running => true,
}
}
}
macro_rules! lock {
($runner:expr) => {{
match $runner.lock() {
Ok(runner) => runner,
Err(err) => crashln!("Unable to lock mutex: {err}"),
}
}};
}
fn kill_children(children: Vec<i64>) {
for pid in children {
if let Err(err) = kill(Pid::from_raw(pid as i32), Signal::SIGTERM) {
log::error!("Failed to stop pid {pid}: {err:?}");
};
}
}
impl Runner {
pub fn new() -> Self { dump::read() }
pub fn connect(name: String, Server { address, token }: Server, verbose: bool) -> Option<Self> {
let remote_config = match config::from(&address, token.as_deref()) {
Ok(config) => config,
Err(err) => {
log::error!("{err}");
return None;
}
};
if let Ok(dump) = dump::from(&address, token.as_deref()) {
then!(verbose, println!("{} Fetched remote (name={name}, address={address})", *helpers::SUCCESS));
Some(Runner {
remote: Some(Remote {
token,
address: string!(address),
config: remote_config,
}),
..dump
})
} else {
None
}
}
pub fn start(&mut self, name: &String, command: &String, path: PathBuf, watch: &Option<String>) -> &mut Self {
if let Some(remote) = &self.remote {
if let Err(err) = http::create(remote, name, command, path, watch) {
crashln!("{} Failed to start create {name}\nError: {:#?}", *helpers::FAIL, err);
};
} else {
let id = self.id.next();
let config = config::read().runner;
let crash = Crash { crashed: false, value: 0 };
let watch = match watch {
Some(watch) => Watch {
enabled: true,
path: string!(watch),
hash: hash::create(file::cwd().join(watch)),
},
None => Watch {
enabled: false,
path: string!(""),
hash: string!(""),
},
};
let pid = run(ProcessMetadata {
args: config.args,
name: name.clone(),
shell: config.shell,
command: command.clone(),
log_path: config.log_path,
env: unix::env(),
});
self.list.insert(
id,
Process {
id,
pid,
path,
watch,
crash,
restarts: 0,
running: true,
children: vec![],
name: name.clone(),
started: Utc::now(),
script: command.clone(),
env: env::vars().collect(),
},
);
}
return self;
}
pub fn restart(&mut self, id: usize, dead: bool) -> &mut Self {
if let Some(remote) = &self.remote {
if let Err(err) = http::restart(remote, id) {
crashln!("{} Failed to start process {id}\nError: {:#?}", *helpers::FAIL, err);
};
} else {
let process = self.process(id);
let config = config::read().runner;
let Process { path, script, name, .. } = process.clone();
kill_children(process.children.clone());
stop(process.pid);
if let Err(err) = std::env::set_current_dir(&path) {
crashln!("{} Failed to set working directory {:?}\nError: {:#?}", *helpers::FAIL, path, err);
};
process.pid = run(ProcessMetadata {
args: config.args,
name: name.clone(),
shell: config.shell,
log_path: config.log_path,
command: script.to_string(),
env: unix::env(),
});
+ println!("{:?}", process.pid);
+
process.running = true;
process.children = vec![];
process.started = Utc::now();
process.crash.crashed = false;
process.env = env::vars().collect();
+ println!("{:?}", process);
+
then!(dead, process.restarts += 1);
then!(dead, process.crash.value += 1);
then!(!dead, process.crash.value = 0);
}
return self;
}
pub fn remove(&mut self, id: usize) {
if let Some(remote) = &self.remote {
if let Err(err) = http::remove(remote, id) {
crashln!("{} Failed to stop remove {id}\nError: {:#?}", *helpers::FAIL, err);
};
} else {
self.stop(id);
self.list.remove(&id);
dump::write(&self);
}
}
pub fn set_id(&mut self, id: id::Id) {
self.id = id;
self.id.next();
dump::write(&self);
}
pub fn set_status(&mut self, id: usize, status: Status) {
self.process(id).running = status.to_bool();
dump::write(&self);
}
pub fn items(&self) -> BTreeMap<usize, Process> { self.list.clone() }
pub fn items_mut(&mut self) -> &mut BTreeMap<usize, Process> { &mut self.list }
pub fn save(&self) { then!(self.remote.is_none(), dump::write(&self)) }
pub fn count(&mut self) -> usize { self.list().count() }
pub fn is_empty(&self) -> bool { self.list.is_empty() }
pub fn exists(&self, id: usize) -> bool { self.list.contains_key(&id) }
pub fn info(&self, id: usize) -> Option<&Process> { self.list.get(&id) }
pub fn list<'l>(&'l mut self) -> impl Iterator<Item = (&'l usize, &'l mut Process)> { self.list.iter_mut().map(|(k, v)| (k, v)) }
pub fn process(&mut self, id: usize) -> &mut Process { self.list.get_mut(&id).unwrap_or_else(|| crashln!("{} Process ({id}) not found", *helpers::FAIL)) }
pub fn pid(&self, id: usize) -> i64 { self.list.get(&id).unwrap_or_else(|| crashln!("{} Process ({id}) not found", *helpers::FAIL)).pid }
pub fn get(self, id: usize) -> ProcessWrapper {
ProcessWrapper {
id,
runner: Arc::new(Mutex::new(self)),
}
}
pub fn set_crashed(&mut self, id: usize) -> &mut Self {
self.process(id).crash.crashed = true;
return self;
}
pub fn set_children(&mut self, id: usize, children: Vec<i64>) -> &mut Self {
self.process(id).children = children;
return self;
}
pub fn new_crash(&mut self, id: usize) -> &mut Self {
self.process(id).crash.value += 1;
return self;
}
pub fn stop(&mut self, id: usize) -> &mut Self {
if let Some(remote) = &self.remote {
if let Err(err) = http::stop(remote, id) {
crashln!("{} Failed to stop process {id}\nError: {:#?}", *helpers::FAIL, err);
};
} else {
let process = self.process(id);
kill_children(process.children.clone());
stop(process.pid);
process.running = false;
process.crash.crashed = false;
process.crash.value = 0;
process.children = vec![];
}
return self;
}
pub fn rename(&mut self, id: usize, name: String) -> &mut Self {
if let Some(remote) = &self.remote {
if let Err(err) = http::rename(remote, id, name) {
crashln!("{} Failed to rename process {id}\nError: {:#?}", *helpers::FAIL, err);
};
} else {
self.process(id).name = name;
}
return self;
}
pub fn watch(&mut self, id: usize, path: &str, enabled: bool) -> &mut Self {
let process = self.process(id);
process.watch = Watch {
enabled,
path: string!(path),
hash: ternary!(enabled, hash::create(process.path.join(path)), string!("")),
};
return self;
}
pub fn fetch(&self) -> Vec<ProcessItem> {
let mut processes: Vec<ProcessItem> = Vec::new();
for (id, item) in self.items() {
let mut memory_usage: Option<MemoryInfo> = None;
let mut cpu_percent: Option<f32> = None;
if let Ok(mut process) = process::Process::new(item.pid as u32) {
let mem_info_psutil = process.memory_info().ok();
cpu_percent = process.cpu_percent().ok();
memory_usage = Some(MemoryInfo {
rss: mem_info_psutil.as_ref().unwrap().rss(),
vms: mem_info_psutil.as_ref().unwrap().vms(),
});
}
let cpu_percent = match cpu_percent {
Some(percent) => format!("{:.2}%", percent),
None => string!("0.00%"),
};
let memory_usage = match memory_usage {
Some(usage) => helpers::format_memory(usage.rss),
None => string!("0b"),
};
let status = if item.running {
string!("online")
} else {
match item.crash.crashed {
true => string!("crashed"),
false => string!("stopped"),
}
};
processes.push(ProcessItem {
id,
status,
pid: item.pid,
cpu: cpu_percent,
mem: memory_usage,
restarts: item.restarts,
name: item.name.clone(),
start_time: item.started,
watch_path: item.watch.path.clone(),
uptime: helpers::format_duration(item.started),
});
}
return processes;
}
}
impl Process {
/// Get a log paths of the process item
pub fn logs(&self) -> LogInfo {
let name = self.name.replace(" ", "_");
LogInfo {
out: global!("pmc.logs.out", name.as_str()),
error: global!("pmc.logs.error", name.as_str()),
}
}
}
impl ProcessWrapper {
/// Stop the process item
pub fn stop(&mut self) { lock!(self.runner).stop(self.id).save(); }
/// Restart the process item
pub fn restart(&mut self) { lock!(self.runner).restart(self.id, false).save(); }
/// Rename the process item
pub fn rename(&mut self, name: String) { lock!(self.runner).rename(self.id, name).save(); }
/// Enable watching a path on the process item
pub fn watch(&mut self, path: &str) { lock!(self.runner).watch(self.id, path, true).save(); }
/// Disable watching on the process item
pub fn disable_watch(&mut self) { lock!(self.runner).watch(self.id, "", false).save(); }
/// Set the process item as crashed
pub fn crashed(&mut self) { lock!(self.runner).restart(self.id, true).save(); }
/// Get a json dump of the process item
pub fn fetch(&self) -> ItemSingle {
let mut runner = lock!(self.runner);
let item = runner.process(self.id);
let config = config::read().runner;
let mut memory_usage: Option<MemoryInfo> = None;
let mut cpu_percent: Option<f32> = None;
if let Ok(mut process) = process::Process::new(item.pid as u32) {
let mem_info_psutil = process.memory_info().ok();
cpu_percent = process.cpu_percent().ok();
memory_usage = Some(MemoryInfo {
rss: mem_info_psutil.as_ref().unwrap().rss(),
vms: mem_info_psutil.as_ref().unwrap().vms(),
});
}
let status = if item.running {
string!("online")
} else {
match item.crash.crashed {
true => string!("crashed"),
false => string!("stopped"),
}
};
ItemSingle {
info: Info {
status,
id: item.id,
pid: item.pid,
name: item.name.clone(),
path: item.path.clone(),
children: item.children.clone(),
uptime: helpers::format_duration(item.started),
command: format!("{} {} '{}'", config.shell, config.args.join(" "), item.script.clone()),
},
stats: Stats {
cpu_percent,
memory_usage,
restarts: item.restarts,
start_time: item.started.timestamp_millis(),
},
watch: Watch {
enabled: item.watch.enabled,
hash: item.watch.hash.clone(),
path: item.watch.path.clone(),
},
log: Log {
out: item.logs().out,
error: item.logs().error,
},
raw: Raw {
running: item.running,
crashed: item.crash.crashed,
crashes: item.crash.value,
},
}
}
}
pub mod dump;
pub mod hash;
pub mod http;
pub mod id;

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