/// Terminates a job. This is a non-blocking operation, but if the job exists
/// it's guaranteed to succeed(SIGKILL will eventually be sent)
///
/// @param job The Job instance
void job_stop(Job *job)
{
if (job->stopped_time) {
return;
}
job->stopped_time = os_hrtime();
if (job->opts.pty) {
// close all streams for pty jobs to send SIGHUP to the process
job_close_streams(job);
pty_process_close_master(job);
} else {
// Close the job's stdin. If the job doesn't close its own stdout/stderr,
// they will be closed when the job exits(possibly due to being terminated
// after a timeout)
close_job_in(job);
}
if (!stop_requests++) {
// When there's at least one stop request pending, start a timer that
// will periodically check if a signal should be send to a to the job
DLOG("Starting job kill timer");
uv_timer_start(&job_stop_timer, job_stop_timer_cb, 100, 100);
}
}
static void close_cb(uv_handle_t *handle)
{
Job *job = handle_get_job(handle);
if (handle == (uv_handle_t *)&job->proc) {
// Make sure all streams are properly closed to trigger callback invocation
// when job->proc is closed
close_job_in(job);
close_job_out(job);
close_job_err(job);
}
if (--job->refcount == 0) {
// Invoke the exit_cb
job_exit_callback(job);
// Free all memory allocated for the job
free(job->proc.data);
free(job->proc_stdin.data);
free(job->proc_stdout.data);
free(job->proc_stderr.data);
shell_free_argv(job->proc_opts.args);
free(job);
}
}
void job_close_streams(Job *job)
{
close_job_in(job);
close_job_out(job);
close_job_err(job);
}
