daemon: clarify some task-related messages

master
Andrew Dolgov 4 years ago
parent 8cc07bc8bd
commit 2abc434e26

@ -218,7 +218,7 @@
if (isset($options["task"]) && isset($options["pidlock"])) { if (isset($options["task"]) && isset($options["pidlock"])) {
$waits = $options["task"] * 5; $waits = $options["task"] * 5;
Debug::log("Waiting before update ($waits)"); Debug::log("Waiting before update ($waits)...");
sleep($waits); sleep($waits);
} }

@ -58,12 +58,12 @@
if (file_is_locked("update_daemon-$pid.lock")) { if (file_is_locked("update_daemon-$pid.lock")) {
array_push($tmp, $pid); array_push($tmp, $pid);
} else { } else {
Debug::log("[reap_children] child $pid seems active but lockfile is unlocked."); Debug::log("Child process with PID $pid seems active but lockfile is unlocked.");
unset($ctimes[$pid]); unset($ctimes[$pid]);
} }
} else { } else {
Debug::log("[reap_children] child $pid reaped."); Debug::log("Child process with PID $pid reaped.");
unset($ctimes[$pid]); unset($ctimes[$pid]);
} }
} }
@ -80,7 +80,7 @@
$started = $ctimes[$pid]; $started = $ctimes[$pid];
if (time() - $started > MAX_CHILD_RUNTIME) { if (time() - $started > MAX_CHILD_RUNTIME) {
Debug::log("[MASTER] child process $pid seems to be stuck, aborting..."); Debug::log("Child process with PID $pid seems to be stuck, aborting...");
posix_kill($pid, SIGKILL); posix_kill($pid, SIGKILL);
} }
} }
@ -92,7 +92,7 @@
function sigchld_handler($signal) { function sigchld_handler($signal) {
$running_jobs = reap_children(); $running_jobs = reap_children();
Debug::log("[SIGCHLD] jobs left: $running_jobs"); Debug::log("Received SIGCHLD, $running_jobs active tasks left.");
pcntl_waitpid(-1, $status, WNOHANG); pcntl_waitpid(-1, $status, WNOHANG);
} }
@ -100,7 +100,7 @@
function shutdown($caller_pid) { function shutdown($caller_pid) {
if ($caller_pid == posix_getpid()) { if ($caller_pid == posix_getpid()) {
if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) { if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) {
Debug::log("removing lockfile (master)..."); Debug::log("Removing lockfile (master)...");
unlink(LOCK_DIRECTORY . "/update_daemon.lock"); unlink(LOCK_DIRECTORY . "/update_daemon.lock");
} }
} }
@ -110,19 +110,19 @@
$pid = posix_getpid(); $pid = posix_getpid();
if (file_exists(LOCK_DIRECTORY . "/update_daemon-$pid.lock")) { if (file_exists(LOCK_DIRECTORY . "/update_daemon-$pid.lock")) {
Debug::log("removing lockfile ($pid)..."); Debug::log("Removing task lockfile for PID $pid...");
unlink(LOCK_DIRECTORY . "/update_daemon-$pid.lock"); unlink(LOCK_DIRECTORY . "/update_daemon-$pid.lock");
} }
} }
function sigint_handler() { function sigint_handler() {
Debug::log("[MASTER] SIG_INT received.\n"); Debug::log("[MASTER] SIG_INT received, shutting down master process.");
shutdown(posix_getpid()); shutdown(posix_getpid());
die; die;
} }
function task_sigint_handler() { function task_sigint_handler() {
Debug::log("[TASK] SIG_INT received.\n"); Debug::log("[TASK] SIG_INT received, shutting down task.");
task_shutdown(); task_shutdown();
die; die;
} }
@ -215,7 +215,7 @@
if ($next_spawn % 60 == 0) { if ($next_spawn % 60 == 0) {
$running_jobs = count($children); $running_jobs = count($children);
Debug::log("[MASTER] active jobs: $running_jobs, next spawn at $next_spawn sec."); Debug::log("$running_jobs active tasks, next spawn at $next_spawn sec.");
} }
if ($last_checkpoint + $spawn_interval < time()) { if ($last_checkpoint + $spawn_interval < time()) {
@ -229,14 +229,14 @@
} else if ($pid) { } else if ($pid) {
if (!$master_handlers_installed) { if (!$master_handlers_installed) {
Debug::log("[MASTER] installing shutdown handlers"); Debug::log("Installing shutdown handlers");
pcntl_signal(SIGINT, 'sigint_handler'); pcntl_signal(SIGINT, 'sigint_handler');
pcntl_signal(SIGTERM, 'sigint_handler'); pcntl_signal(SIGTERM, 'sigint_handler');
register_shutdown_function('shutdown', posix_getpid()); register_shutdown_function('shutdown', posix_getpid());
$master_handlers_installed = true; $master_handlers_installed = true;
} }
Debug::log("[MASTER] spawned client $j [PID:$pid]..."); Debug::log("Spawned child process with PID $pid for task $j.");
array_push($children, $pid); array_push($children, $pid);
$ctimes[$pid] = time(); $ctimes[$pid] = time();
} else { } else {

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