conmon: Rename all commandline option variables opt_*
This makes it easier to figure out where they come from Signed-off-by: Alexander Larsson <alexl@redhat.com>
This commit is contained in:
Alexander Larsson
parent
791d646695
commit
4838d6eb80
1 changed files with 61 additions and 61 deletions
122
conmon/conmon.c
122
conmon/conmon.c
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@ -94,32 +94,32 @@ static inline void strv_cleanup(char ***strv)
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#define CMD_SIZE 1024
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#define MAX_EVENTS 10
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static bool terminal = false;
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static bool opt_terminal = false;
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static bool opt_stdin = false;
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static char *cid = NULL;
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static char *cuuid = NULL;
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static char *runtime_path = NULL;
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static char *bundle_path = NULL;
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static char *pid_file = NULL;
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static bool systemd_cgroup = false;
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static char *exec_process_spec = NULL;
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static bool exec = false;
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static char *log_path = NULL;
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static int timeout = 0;
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static GOptionEntry entries[] =
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static char *opt_cid = NULL;
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static char *opt_cuuid = NULL;
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static char *opt_runtime_path = NULL;
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static char *opt_bundle_path = NULL;
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static char *opt_pid_file = NULL;
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static bool opt_systemd_cgroup = false;
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static char *opt_exec_process_spec = NULL;
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static bool opt_exec = false;
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static char *opt_log_path = NULL;
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static int opt_timeout = 0;
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static GOptionEntry opt_entries[] =
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{
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{ "terminal", 't', 0, G_OPTION_ARG_NONE, &terminal, "Terminal", NULL },
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{ "terminal", 't', 0, G_OPTION_ARG_NONE, &opt_terminal, "Terminal", NULL },
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{ "stdin", 'i', 0, G_OPTION_ARG_NONE, &opt_stdin, "Stdin", NULL },
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{ "cid", 'c', 0, G_OPTION_ARG_STRING, &cid, "Container ID", NULL },
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{ "cuuid", 'u', 0, G_OPTION_ARG_STRING, &cuuid, "Container UUID", NULL },
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{ "runtime", 'r', 0, G_OPTION_ARG_STRING, &runtime_path, "Runtime path", NULL },
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{ "bundle", 'b', 0, G_OPTION_ARG_STRING, &bundle_path, "Bundle path", NULL },
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{ "pidfile", 'p', 0, G_OPTION_ARG_STRING, &pid_file, "PID file", NULL },
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{ "systemd-cgroup", 's', 0, G_OPTION_ARG_NONE, &systemd_cgroup, "Enable systemd cgroup manager", NULL },
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{ "exec", 'e', 0, G_OPTION_ARG_NONE, &exec, "Exec a command in a running container", NULL },
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{ "exec-process-spec", 0, 0, G_OPTION_ARG_STRING, &exec_process_spec, "Path to the process spec for exec", NULL },
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{ "log-path", 'l', 0, G_OPTION_ARG_STRING, &log_path, "Log file path", NULL },
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{ "timeout", 'T', 0, G_OPTION_ARG_INT, &timeout, "Timeout in seconds", NULL },
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{ "cid", 'c', 0, G_OPTION_ARG_STRING, &opt_cid, "Container ID", NULL },
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{ "cuuid", 'u', 0, G_OPTION_ARG_STRING, &opt_cuuid, "Container UUID", NULL },
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{ "runtime", 'r', 0, G_OPTION_ARG_STRING, &opt_runtime_path, "Runtime path", NULL },
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{ "bundle", 'b', 0, G_OPTION_ARG_STRING, &opt_bundle_path, "Bundle path", NULL },
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{ "pidfile", 'p', 0, G_OPTION_ARG_STRING, &opt_pid_file, "PID file", NULL },
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{ "systemd-cgroup", 's', 0, G_OPTION_ARG_NONE, &opt_systemd_cgroup, "Enable systemd cgroup manager", NULL },
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{ "exec", 'e', 0, G_OPTION_ARG_NONE, &opt_exec, "Exec a command in a running container", NULL },
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{ "exec-process-spec", 0, 0, G_OPTION_ARG_STRING, &opt_exec_process_spec, "Path to the process spec for exec", NULL },
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{ "log-path", 'l', 0, G_OPTION_ARG_STRING, &opt_log_path, "Log file path", NULL },
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{ "timeout", 'T', 0, G_OPTION_ARG_INT, &opt_timeout, "Timeout in seconds", NULL },
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{ NULL }
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};
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@ -742,7 +742,7 @@ static void write_sync_fd(int sync_pipe_fd, int res, const char *message)
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if (sync_pipe_fd == -1)
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return;
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if (exec)
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if (opt_exec)
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res_key = "exit_code";
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else
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res_key = "pid";
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@ -799,26 +799,26 @@ int main(int argc, char *argv[])
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/* Command line parameters */
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context = g_option_context_new("- conmon utility");
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g_option_context_add_main_entries(context, entries, "conmon");
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g_option_context_add_main_entries(context, opt_entries, "conmon");
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if (!g_option_context_parse(context, &argc, &argv, &error)) {
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g_print("option parsing failed: %s\n", error->message);
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exit(1);
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}
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if (cid == NULL)
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if (opt_cid == NULL)
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nexit("Container ID not provided. Use --cid");
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if (!exec && cuuid == NULL)
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if (!opt_exec && opt_cuuid == NULL)
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nexit("Container UUID not provided. Use --cuuid");
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if (runtime_path == NULL)
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if (opt_runtime_path == NULL)
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nexit("Runtime path not provided. Use --runtime");
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if (bundle_path == NULL && !exec) {
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if (opt_bundle_path == NULL && !opt_exec) {
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if (getcwd(cwd, sizeof(cwd)) == NULL) {
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nexit("Failed to get working directory");
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}
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bundle_path = cwd;
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opt_bundle_path = cwd;
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}
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dev_null_r = open("/dev/null", O_RDONLY | O_CLOEXEC);
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@ -829,19 +829,19 @@ int main(int argc, char *argv[])
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if (dev_null_w < 0)
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pexit("Failed to open /dev/null");
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if (exec && exec_process_spec == NULL) {
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if (opt_exec && opt_exec_process_spec == NULL) {
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nexit("Exec process spec path not provided. Use --exec-process-spec");
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}
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if (pid_file == NULL) {
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if (opt_pid_file == NULL) {
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if (snprintf(default_pid_file, sizeof(default_pid_file),
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"%s/pidfile-%s", cwd, cid) < 0) {
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"%s/pidfile-%s", cwd, opt_cid) < 0) {
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nexit("Failed to generate the pidfile path");
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}
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pid_file = default_pid_file;
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opt_pid_file = default_pid_file;
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}
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if (log_path == NULL)
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if (opt_log_path == NULL)
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nexit("Log file path not provided. Use --log-path");
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start_pipe = getenv("_OCI_STARTPIPE");
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@ -892,7 +892,7 @@ int main(int argc, char *argv[])
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}
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/* Open the log path file. */
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logfd = open(log_path, O_WRONLY | O_APPEND | O_CREAT | O_CLOEXEC, 0600);
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logfd = open(opt_log_path, O_WRONLY | O_APPEND | O_CREAT | O_CLOEXEC, 0600);
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if (logfd < 0)
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pexit("Failed to open log file");
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@ -905,7 +905,7 @@ int main(int argc, char *argv[])
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pexit("Failed to set as subreaper");
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}
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if (terminal) {
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if (opt_terminal) {
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struct sockaddr_un addr = {0};
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/*
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@ -972,38 +972,38 @@ int main(int argc, char *argv[])
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slavefd_stderr = fds[1];
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runtime_argv = g_ptr_array_new();
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g_ptr_array_add(runtime_argv, runtime_path);
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g_ptr_array_add(runtime_argv, opt_runtime_path);
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/* Generate the cmdline. */
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if (!exec && systemd_cgroup)
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if (!opt_exec && opt_systemd_cgroup)
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g_ptr_array_add(runtime_argv, "--systemd-cgroup");
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if (exec) {
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if (opt_exec) {
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g_ptr_array_add (runtime_argv, "exec");
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g_ptr_array_add (runtime_argv, "-d");
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g_ptr_array_add (runtime_argv, "--pid-file");
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g_ptr_array_add (runtime_argv, pid_file);
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g_ptr_array_add (runtime_argv, opt_pid_file);
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} else {
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g_ptr_array_add (runtime_argv, "create");
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g_ptr_array_add (runtime_argv, "--bundle");
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g_ptr_array_add (runtime_argv, bundle_path);
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g_ptr_array_add (runtime_argv, opt_bundle_path);
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g_ptr_array_add (runtime_argv, "--pid-file");
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g_ptr_array_add (runtime_argv, pid_file);
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g_ptr_array_add (runtime_argv, opt_pid_file);
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}
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if (terminal) {
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if (opt_terminal) {
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g_ptr_array_add(runtime_argv, "--console-socket");
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g_ptr_array_add(runtime_argv, csname);
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}
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/* Set the exec arguments. */
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if (exec) {
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if (opt_exec) {
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g_ptr_array_add(runtime_argv, "--process");
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g_ptr_array_add(runtime_argv, exec_process_spec);
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g_ptr_array_add(runtime_argv, opt_exec_process_spec);
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}
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/* Container name comes last. */
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g_ptr_array_add(runtime_argv, cid);
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g_ptr_array_add(runtime_argv, opt_cid);
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g_ptr_array_add(runtime_argv, NULL);
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/*
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@ -1047,7 +1047,7 @@ int main(int argc, char *argv[])
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close(slavefd_stderr);
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ninfo("about to waitpid: %d", create_pid);
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if (terminal) {
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if (opt_terminal) {
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guint terminal_watch = g_unix_fd_add (csfd, G_IO_IN, terminal_accept_cb, csname);
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g_child_watch_add (create_pid, runtime_exit_cb, NULL);
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g_main_loop_run (main_loop);
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@ -1058,7 +1058,7 @@ int main(int argc, char *argv[])
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int old_errno = errno;
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kill(create_pid, SIGKILL);
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errno = old_errno;
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pexit("Failed to wait for `runtime %s`", exec ? "exec" : "create");
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pexit("Failed to wait for `runtime %s`", opt_exec ? "exec" : "create");
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}
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}
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@ -1077,11 +1077,11 @@ int main(int argc, char *argv[])
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nexit("Failed to create container: exit status %d", WEXITSTATUS(runtime_status));
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}
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if (terminal && masterfd_stdout == -1)
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if (opt_terminal && masterfd_stdout == -1)
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nexit("Runtime did not set up terminal");
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/* Read the pid so we can wait for the process to exit */
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g_file_get_contents(pid_file, &contents, NULL, &err);
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g_file_get_contents(opt_pid_file, &contents, NULL, &err);
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if (err) {
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nwarn("Failed to read pidfile: %s", err->message);
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g_error_free(err);
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@ -1095,21 +1095,21 @@ int main(int argc, char *argv[])
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char attach_symlink_dir_path[PATH_MAX] = { 0 };
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struct sockaddr_un attach_addr = {0};
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if (!exec) {
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if (!opt_exec) {
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attach_addr.sun_family = AF_UNIX;
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/*
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* Create a symlink so we don't exceed unix domain socket
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* path length limit.
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*/
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snprintf(attach_symlink_dir_path, PATH_MAX, "/var/run/crio/%s", cuuid);
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snprintf(attach_symlink_dir_path, PATH_MAX, "/var/run/crio/%s", opt_cuuid);
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if (unlink(attach_symlink_dir_path) == -1 && errno != ENOENT) {
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pexit("Failed to remove existing symlink for attach socket directory");
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}
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if (symlink(bundle_path, attach_symlink_dir_path) == -1)
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if (symlink(opt_bundle_path, attach_symlink_dir_path) == -1)
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pexit("Failed to create symlink for attach socket");
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snprintf(attach_sock_path, PATH_MAX, "/var/run/crio/%s/attach", cuuid);
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snprintf(attach_sock_path, PATH_MAX, "/var/run/crio/%s/attach", opt_cuuid);
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ninfo("attach sock path: %s", attach_sock_path);
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strncpy(attach_addr.sun_path, attach_sock_path, sizeof(attach_addr.sun_path) - 1);
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@ -1137,8 +1137,8 @@ int main(int argc, char *argv[])
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/* Setup fifo for reading in terminal resize and other stdio control messages */
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_cleanup_close_ int ctlfd = -1;
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_cleanup_close_ int dummyfd = -1;
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if (!exec) {
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snprintf(ctl_fifo_path, PATH_MAX, "%s/ctl", bundle_path);
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if (!opt_exec) {
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snprintf(ctl_fifo_path, PATH_MAX, "%s/ctl", opt_bundle_path);
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ninfo("ctl fifo path: %s", ctl_fifo_path);
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if (mkfifo(ctl_fifo_path, 0666) == -1)
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@ -1160,7 +1160,7 @@ int main(int argc, char *argv[])
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}
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/* Send the container pid back to parent */
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if (!exec) {
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if (!opt_exec) {
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write_sync_fd(sync_pipe_fd, cpid, NULL);
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}
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@ -1215,8 +1215,8 @@ int main(int argc, char *argv[])
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g_unix_fd_add (ctlfd, G_IO_IN, ctrl_cb, NULL);
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}
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if (timeout > 0) {
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g_timeout_add_seconds (timeout, timeout_cb, NULL);
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if (opt_timeout > 0) {
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g_timeout_add_seconds (opt_timeout, timeout_cb, NULL);
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}
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g_main_loop_run (main_loop);
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@ -1242,7 +1242,7 @@ int main(int argc, char *argv[])
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}
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}
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if (!exec) {
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if (!opt_exec) {
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_cleanup_free_ char *status_str = NULL;
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ret = asprintf(&status_str, "%d", exit_status);
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if (ret < 0) {
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