telemt/src
Vladimir Krivopalov 13adc6fa78 Add comprehensive Unix signal handling for daemon mode
Enhance signal handling to support proper daemon operation:

- SIGTERM: Graceful shutdown (same behavior as SIGINT)
- SIGQUIT: Graceful shutdown with full statistics dump
- SIGUSR1: Log rotation acknowledgment for external tools
- SIGUSR2: Dump runtime status to log without stopping

Statistics dump includes connection counts, ME keepalive metrics,
and relay adaptive tuning counters. SIGHUP config reload unchanged
(handled in hot_reload.rs).

Signals are handled via tokio::signal::unix with async select!
to avoid blocking the runtime. Non-shutdown signals (USR1/USR2)
run in a background task spawned at startup.

Signed-off-by: Vladimir Krivopalov <argenet@yandex.ru>
2026-03-20 20:39:50 +02:00
..
api Merge remote-tracking branch 'origin/main' into feat/shadowsocks-upstream 2026-03-20 17:07:47 +03:00
config Merge remote-tracking branch 'origin/main' into feat/shadowsocks-upstream 2026-03-20 17:07:47 +03:00
crypto ME NoWait Routing + Upstream Connbudget + PROXY Header t/o + allocation cuts 2026-03-06 03:58:08 +03:00
daemon Add Unix daemon mode with PID file and privilege dropping 2026-03-20 20:31:47 +02:00
maestro Add comprehensive Unix signal handling for daemon mode 2026-03-20 20:39:50 +02:00
network Src-IP in ME Routing + more strict bind_addresses 2026-03-14 02:20:51 +03:00
protocol fix: resolve clippy warnings 2026-02-24 05:57:53 +03:00
proxy Merge branch 'main' into feat/shadowsocks-upstream 2026-03-19 17:19:01 +03:00
stats Teardown Monitoring in Metrics 2026-03-20 12:46:35 +03:00
stream Adaptive Buffers + Session Eviction Method 2026-03-18 10:49:02 +03:00
tls_front Merge remote-tracking branch 'origin/main' into feat/shadowsocks-upstream 2026-03-20 17:07:47 +03:00
transport Merge remote-tracking branch 'origin/main' into feat/shadowsocks-upstream 2026-03-20 17:07:47 +03:00
util fix: resolve clippy warnings 2026-02-24 05:57:53 +03:00
cli.rs Add Unix daemon mode with PID file and privilege dropping 2026-03-20 20:31:47 +02:00
error.rs fix: resolve clippy warnings 2026-02-24 05:57:53 +03:00
ip_tracker.rs Inherited per-user unique IP limit 2026-03-15 12:43:31 +03:00
ip_tracker_regression_tests.rs Add health monitoring tests for draining writers 2026-03-17 17:11:51 +04:00
main.rs Add Unix daemon mode with PID file and privilege dropping 2026-03-20 20:31:47 +02:00
metrics.rs Teardown Monitoring in API 2026-03-20 12:45:53 +03:00
startup.rs Init in API 2026-03-07 16:18:09 +03:00