Deuxfleurs/aerogramme
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implement the reload feature

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This commit is contained in:
Quentin 2023-12-14 15:36:54 +01:00
parent 1f6e64d34e
commit 1b5f2eb695
Signed by: quentin
GPG key ID: E9602264D639FF68
5 changed files with 74 additions and 20 deletions
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32
Cargo.lock generated
View file

@ -50,6 +50,7 @@ dependencies = [
"lazy_static",
"ldap3",
"log",
"nix",
"rand",
"rmp-serde",
"rpassword",
@ -432,6 +433,12 @@ version = "1.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
[[package]]
name = "bitflags"
version = "2.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"
[[package]]
name = "bitmaps"
version = "2.1.0"
@ -571,7 +578,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4ea181bf566f71cb9a5d17a59e1871af638180a18fb0035c92ae62b705207123"
dependencies = [
"atty",
"bitflags",
"bitflags 1.3.2",
"clap_derive",
"clap_lex",
"indexmap",
@ -1433,7 +1440,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
dependencies = [
"arrayvec",
"bitflags",
"bitflags 1.3.2",
"cfg-if",
"ryu",
"static_assertions",
@ -1563,6 +1570,17 @@ dependencies = [
"windows-sys",
]
[[package]]
name = "nix"
version = "0.27.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2eb04e9c688eff1c89d72b407f168cf79bb9e867a9d3323ed6c01519eb9cc053"
dependencies = [
"bitflags 2.4.1",
"cfg-if",
"libc",
]
[[package]]
name = "nom"
version = "2.2.1"
@ -1793,7 +1811,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4b2d323e8ca7996b3e23126511a523f7e62924d93ecd5ae73b333815b0eb3dce"
dependencies = [
"autocfg",
"bitflags",
"bitflags 1.3.2",
"cfg-if",
"concurrent-queue",
"libc",
@ -1901,7 +1919,7 @@ version = "0.2.16"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
dependencies = [
"bitflags",
"bitflags 1.3.2",
]
[[package]]
@ -1910,7 +1928,7 @@ version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "567664f262709473930a4bf9e51bf2ebf3348f2e748ccc50dea20646858f8f29"
dependencies = [
"bitflags",
"bitflags 1.3.2",
]
[[package]]
@ -2109,7 +2127,7 @@ version = "0.37.23"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4d69718bf81c6127a49dc64e44a742e8bb9213c0ff8869a22c308f84c1d4ab06"
dependencies = [
"bitflags",
"bitflags 1.3.2",
"errno",
"io-lifetimes",
"libc",
@ -2218,7 +2236,7 @@ version = "2.9.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "05b64fb303737d99b81884b2c63433e9ae28abebe5eb5045dcdd175dc2ecf4de"
dependencies = [
"bitflags",
"bitflags 1.3.2",
"core-foundation",
"core-foundation-sys",
"libc",

1
Cargo.toml
View file

@ -27,6 +27,7 @@ rusoto_credential = "0.48.0"
rusoto_s3 = { version = "0.48.0", default_features = false, features = ["rustls"] }
hyper-rustls = { version = "0.24", features = ["http2"] }
rusoto_signature = "0.48.0"
nix = { version = "0.27", features = ["signal"] }
serde = "1.0.137"
rand = "0.8.5"
rmp-serde = "0.15"

4
src/config.rs
View file

@ -8,7 +8,7 @@ use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct CompanionConfig {
pub pid: Option<String>,
pub pid: Option<PathBuf>,
pub imap: ImapConfig,
#[serde(flatten)]
@ -17,7 +17,7 @@ pub struct CompanionConfig {
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct ProviderConfig {
pub pid: Option<String>,
pub pid: Option<PathBuf>,
pub imap: ImapConfig,
pub lmtp: LmtpConfig,
pub users: UserManagement,

33
src/main.rs
View file

@ -13,9 +13,11 @@ mod server;
mod storage;
use std::path::PathBuf;
use std::io::Read;
use anyhow::{bail, Result, Context};
use clap::{Parser, Subcommand};
use nix::{unistd::Pid, sys::signal};
use config::*;
use server::Server;
@ -92,7 +94,7 @@ enum CompanionCommand {
Daemon,
Reload {
#[clap(short, long, env = "AEROGRAMME_PID")]
pid: Option<u64>,
pid: Option<i32>,
},
Wizard,
#[clap(subcommand)]
@ -104,7 +106,10 @@ enum ProviderCommand {
/// Runs the IMAP+LMTP server daemon
Daemon,
/// Reload the daemon
Reload,
Reload {
#[clap(short, long, env = "AEROGRAMME_PID")]
pid: Option<i32>,
},
/// Manage static accounts
#[clap(subcommand)]
Account(AccountManagement),
@ -161,9 +166,7 @@ async fn main() -> Result<()> {
let server = Server::from_companion_config(config).await?;
server.run().await?;
},
CompanionCommand::Reload { pid: _pid } => {
unimplemented!();
},
CompanionCommand::Reload { pid } => reload(*pid, config.pid)?,
CompanionCommand::Wizard => {
unimplemented!();
},
@ -177,9 +180,7 @@ async fn main() -> Result<()> {
let server = Server::from_provider_config(config).await?;
server.run().await?;
},
ProviderCommand::Reload => {
unimplemented!();
},
ProviderCommand::Reload { pid } => reload(*pid, config.pid)?,
ProviderCommand::Account(cmd) => {
let user_file = match config.users {
UserManagement::Static(conf) => conf.user_list,
@ -260,6 +261,22 @@ async fn main() -> Result<()> {
Ok(())
}
fn reload(pid: Option<i32>, pid_path: Option<PathBuf>) -> Result<()> {
let final_pid = match (pid, pid_path) {
(Some(pid), _) => pid,
(_, Some(path)) => {
let mut f = std::fs::OpenOptions::new().read(true).open(path)?;
let mut pidstr = String::new();
f.read_to_string(&mut pidstr)?;
pidstr.parse::<i32>()?
},
_ => bail!("Unable to infer your daemon's PID"),
};
let pid = Pid::from_raw(final_pid);
signal::kill(pid, signal::Signal::SIGUSR1)?;
Ok(())
}
fn account_management(root: &Command, cmd: &AccountManagement, users: PathBuf) -> Result<()> {
let mut ulist: UserList = read_config(users.clone()).context(format!("'{:?}' must be a user database", users))?;

24
src/server.rs
View file

@ -1,4 +1,6 @@
use std::sync::Arc;
use std::path::PathBuf;
use std::io::Write;
use anyhow::Result;
use futures::try_join;
@ -14,18 +16,21 @@ use crate::login::{ldap_provider::*, static_provider::*};
pub struct Server {
lmtp_server: Option<Arc<LmtpServer>>,
imap_server: Option<imap::Server>,
pid_file: Option<PathBuf>,
}
impl Server {
pub async fn from_companion_config(config: CompanionConfig) -> Result<Self> {
tracing::info!("Init as companion");
let login = Arc::new(StaticLoginProvider::new(config.users).await?);
let lmtp_server = None;
let imap_server = Some(imap::new(config.imap, login.clone()).await?);
Ok(Self { lmtp_server, imap_server })
Ok(Self { lmtp_server, imap_server, pid_file: config.pid })
}
pub async fn from_provider_config(config: ProviderConfig) -> Result<Self> {
tracing::info!("Init as provider");
let login: ArcLoginProvider = match config.users {
UserManagement::Static(x) => Arc::new(StaticLoginProvider::new(x).await?),
UserManagement::Ldap(x) => Arc::new(LdapLoginProvider::new(x)?),
@ -34,11 +39,24 @@ impl Server {
let lmtp_server = Some(LmtpServer::new(config.lmtp, login.clone()));
let imap_server = Some(imap::new(config.imap, login.clone()).await?);
Ok(Self { lmtp_server, imap_server })
Ok(Self { lmtp_server, imap_server, pid_file: config.pid })
}
pub async fn run(self) -> Result<()> {
tracing::info!("Starting Aerogramme...");
let pid = std::process::id();
tracing::info!(pid=pid, "Starting main loops");
// write the pid file
if let Some(pid_file) = self.pid_file {
let mut file = std::fs::OpenOptions::new()
.write(true)
.create(true)
.truncate(true)
.open(pid_file)?;
file.write_all(pid.to_string().as_bytes())?;
drop(file);
}
let (exit_signal, provoke_exit) = watch_ctrl_c();
let _exit_on_err = move |err: anyhow::Error| {