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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-10-25 20:30:51 -0400
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2014-10-27 22:33:14 -0400
commite46b13c8c7f48f81d4e09912f2265daaa7f6d27e (patch)
tree35e7f7d660b34051b8c319337deb8dc5c90b8bda
parent3fcd09602c0dfff8c0fafe6c4f9bba6b0fd72c30 (diff)
manager: do not print anything while passwords are being queried
https://bugs.freedesktop.org/show_bug.cgi?id=73942
-rw-r--r--src/core/manager.c105
-rw-r--r--src/core/manager.h5
2 files changed, 109 insertions, 1 deletions
diff --git a/src/core/manager.c b/src/core/manager.c
index 70917891b9..7a5ecb76d6 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -25,6 +25,8 @@
#include <signal.h>
#include <sys/wait.h>
#include <unistd.h>
+#include <sys/inotify.h>
+#include <sys/epoll.h>
#include <sys/poll.h>
#include <sys/reboot.h>
#include <sys/ioctl.h>
@@ -201,6 +203,96 @@ static void manager_print_jobs_in_progress(Manager *m) {
}
+static int have_ask_password(void) {
+ _cleanup_closedir_ DIR *dir;
+
+ dir = opendir("/run/systemd/ask-password");
+ if (!dir) {
+ if (errno == ENOENT)
+ return false;
+ else
+ return -errno;
+ }
+
+ for (;;) {
+ struct dirent *de;
+
+ errno = 0;
+ de = readdir(dir);
+ if (!de && errno != 0)
+ return -errno;
+ if (!de)
+ return false;
+
+ if (startswith(de->d_name, "ask."))
+ return true;
+ }
+}
+
+static int manager_dispatch_ask_password_fd(sd_event_source *source,
+ int fd, uint32_t revents, void *userdata) {
+ Manager *m = userdata;
+
+ assert(m);
+
+ flush_fd(fd);
+
+ m->have_ask_password = have_ask_password();
+ if (m->have_ask_password < 0)
+ /* Log error but continue. Negative have_ask_password
+ * is treated as unknown status. */
+ log_error("Failed to list /run/systemd/ask-password: %s", strerror(m->have_ask_password));
+
+ return 0;
+}
+
+static void manager_close_ask_password(Manager *m) {
+ assert(m);
+
+ m->ask_password_inotify_fd = safe_close(m->ask_password_inotify_fd);
+ m->ask_password_event_source = sd_event_source_unref(m->ask_password_event_source);
+ m->have_ask_password = -EINVAL;
+}
+
+static int manager_check_ask_password(Manager *m) {
+ int r;
+
+ assert(m);
+
+ if (!m->ask_password_event_source) {
+ assert(m->ask_password_inotify_fd < 0);
+
+ mkdir_p_label("/run/systemd/ask-password", 0755);
+
+ m->ask_password_inotify_fd = inotify_init1(IN_NONBLOCK|IN_CLOEXEC);
+ if (m->ask_password_inotify_fd < 0) {
+ log_error("inotify_init1() failed: %m");
+ return -errno;
+ }
+
+ if (inotify_add_watch(m->ask_password_inotify_fd, "/run/systemd/ask-password", IN_CREATE|IN_DELETE|IN_MOVE) < 0) {
+ log_error("Failed to add watch on /run/systemd/ask-password: %m");
+ manager_close_ask_password(m);
+ return -errno;
+ }
+
+ r = sd_event_add_io(m->event, &m->ask_password_event_source,
+ m->ask_password_inotify_fd, EPOLLIN,
+ manager_dispatch_ask_password_fd, m);
+ if (r < 0) {
+ log_error("Failed to add event source for /run/systemd/ask-password: %m");
+ manager_close_ask_password(m);
+ return -errno;
+ }
+
+ /* Queries might have been added meanwhile... */
+ manager_dispatch_ask_password_fd(m->ask_password_event_source,
+ m->ask_password_inotify_fd, EPOLLIN, m);
+ }
+
+ return m->have_ask_password;
+}
+
static int manager_watch_idle_pipe(Manager *m) {
int r;
@@ -465,6 +557,9 @@ int manager_new(SystemdRunningAs running_as, bool test_run, Manager **_m) {
m->pin_cgroupfs_fd = m->notify_fd = m->signal_fd = m->time_change_fd = m->dev_autofs_fd = m->private_listen_fd = m->kdbus_fd = -1;
m->current_job_id = 1; /* start as id #1, so that we can leave #0 around as "null-like" value */
+ m->ask_password_inotify_fd = -1;
+ m->have_ask_password = -EINVAL; /* we don't know */
+
m->test_run = test_run;
r = manager_default_environment(m);
@@ -859,6 +954,8 @@ void manager_free(Manager *m) {
safe_close(m->time_change_fd);
safe_close(m->kdbus_fd);
+ manager_close_ask_password(m);
+
manager_close_idle_pipe(m);
udev_unref(m->udev);
@@ -2515,6 +2612,9 @@ void manager_check_finished(Manager *m) {
/* Turn off confirm spawn now */
m->confirm_spawn = false;
+ /* No need to update ask password status when we're going non-interactive */
+ manager_close_ask_password(m);
+
/* This is no longer the first boot */
manager_set_first_boot(m, false);
@@ -2843,12 +2943,15 @@ static bool manager_get_show_status(Manager *m) {
if (!IN_SET(manager_state(m), MANAGER_INITIALIZING, MANAGER_STARTING, MANAGER_STOPPING))
return false;
+ /* If we cannot find out the status properly, just proceed. */
+ if (manager_check_ask_password(m) > 0)
+ return false;
+
if (m->show_status > 0)
return true;
/* If Plymouth is running make sure we show the status, so
* that there's something nice to see when people press Esc */
-
return plymouth_running();
}
diff --git a/src/core/manager.h b/src/core/manager.h
index 65821671e7..782b85da00 100644
--- a/src/core/manager.h
+++ b/src/core/manager.h
@@ -265,6 +265,11 @@ struct Manager {
unsigned n_on_console;
unsigned jobs_in_progress_iteration;
+ /* Do we have any outstanding password prompts? */
+ int have_ask_password;
+ int ask_password_inotify_fd;
+ sd_event_source *ask_password_event_source;
+
/* Type=idle pipes */
int idle_pipe[4];
sd_event_source *idle_pipe_event_source;