diff options
Diffstat (limited to 'src/notify/notify.c')
| -rw-r--r-- | src/notify/notify.c | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/src/notify/notify.c b/src/notify/notify.c deleted file mode 100644 index 49f97c61d9..0000000000 --- a/src/notify/notify.c +++ /dev/null @@ -1,203 +0,0 @@ -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <errno.h> -#include <getopt.h> -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> - -#include "sd-daemon.h" - -#include "alloc-util.h" -#include "env-util.h" -#include "formats-util.h" -#include "log.h" -#include "parse-util.h" -#include "string-util.h" -#include "strv.h" -#include "util.h" - -static bool arg_ready = false; -static pid_t arg_pid = 0; -static const char *arg_status = NULL; -static bool arg_booted = false; - -static void help(void) { - printf("%s [OPTIONS...] [VARIABLE=VALUE...]\n\n" - "Notify the init system about service status updates.\n\n" - " -h --help Show this help\n" - " --version Show package version\n" - " --ready Inform the init system about service start-up completion\n" - " --pid[=PID] Set main pid of daemon\n" - " --status=TEXT Set status text\n" - " --booted Check if the system was booted up with systemd\n", - program_invocation_short_name); -} - -static int parse_argv(int argc, char *argv[]) { - - enum { - ARG_READY = 0x100, - ARG_VERSION, - ARG_PID, - ARG_STATUS, - ARG_BOOTED, - }; - - static const struct option options[] = { - { "help", no_argument, NULL, 'h' }, - { "version", no_argument, NULL, ARG_VERSION }, - { "ready", no_argument, NULL, ARG_READY }, - { "pid", optional_argument, NULL, ARG_PID }, - { "status", required_argument, NULL, ARG_STATUS }, - { "booted", no_argument, NULL, ARG_BOOTED }, - {} - }; - - int c; - - assert(argc >= 0); - assert(argv); - - while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) { - - switch (c) { - - case 'h': - help(); - return 0; - - case ARG_VERSION: - return version(); - - case ARG_READY: - arg_ready = true; - break; - - case ARG_PID: - - if (optarg) { - if (parse_pid(optarg, &arg_pid) < 0) { - log_error("Failed to parse PID %s.", optarg); - return -EINVAL; - } - } else - arg_pid = getppid(); - - break; - - case ARG_STATUS: - arg_status = optarg; - break; - - case ARG_BOOTED: - arg_booted = true; - break; - - case '?': - return -EINVAL; - - default: - assert_not_reached("Unhandled option"); - } - } - - if (optind >= argc && - !arg_ready && - !arg_status && - !arg_pid && - !arg_booted) { - help(); - return -EINVAL; - } - - return 1; -} - -int main(int argc, char* argv[]) { - _cleanup_free_ char *status = NULL, *cpid = NULL, *n = NULL; - _cleanup_strv_free_ char **final_env = NULL; - char* our_env[4]; - unsigned i = 0; - int r; - - log_parse_environment(); - log_open(); - - r = parse_argv(argc, argv); - if (r <= 0) - goto finish; - - if (arg_booted) - return sd_booted() <= 0; - - if (arg_ready) - our_env[i++] = (char*) "READY=1"; - - if (arg_status) { - status = strappend("STATUS=", arg_status); - if (!status) { - r = log_oom(); - goto finish; - } - - our_env[i++] = status; - } - - if (arg_pid > 0) { - if (asprintf(&cpid, "MAINPID="PID_FMT, arg_pid) < 0) { - r = log_oom(); - goto finish; - } - - our_env[i++] = cpid; - } - - our_env[i++] = NULL; - - final_env = strv_env_merge(2, our_env, argv + optind); - if (!final_env) { - r = log_oom(); - goto finish; - } - - if (strv_length(final_env) <= 0) { - r = 0; - goto finish; - } - - n = strv_join(final_env, "\n"); - if (!n) { - r = log_oom(); - goto finish; - } - - r = sd_pid_notify(arg_pid ? arg_pid : getppid(), false, n); - if (r < 0) { - log_error_errno(r, "Failed to notify init system: %m"); - goto finish; - } else if (r == 0) { - log_error("No status data could be sent: $NOTIFY_SOCKET was not set"); - r = -EOPNOTSUPP; - } - -finish: - return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; -} |