start-stop-daemon: truncate log file for stdout.

The initial part of that file can be useful if tailscaled is crashing or has other failures during startup. We don't want to keep the disk from hibernating by writing to it after startup. Fixes tailscale/tailscale#7007 Signed-off-by: Denton Gentry <[email protected]>
tailscale · Jan 20, 2023 · 0351052 · 0351052
1 parent e409f62
commit 0351052
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/scripts/start-stop-status b/src/scripts/start-stop-status
@@ -31,7 +31,7 @@ fi
 start_daemon() {
     local ts=$(date --iso-8601=second)
     echo "${ts} Starting ${SERVICE_NAME} with: ${SERVICE_COMMAND}" >${LOG_FILE}
-    STATE_DIRECTORY=${PKGVAR} ${SERVICE_COMMAND} >>${LOG_FILE} 2>&1 &
+    STATE_DIRECTORY=${PKGVAR} ${SERVICE_COMMAND} 2>&1 | sed -u '1,200p;d' >>${LOG_FILE} &
     echo "$!" >"${PID_FILE}"
 }