X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fcore%2Fmount.c;h=fc981c74f430dc957ef8ef14578a2f0e3f5ee9b5;hp=fab922ea9ef1dd8fa742e8086062f9a139fc3efb;hb=96342de68d0d6de71a062d984dafd2a0905ed9fe;hpb=36fcd77e02cedf300e2f45f2449e7e091ef5a7ab diff --git a/src/core/mount.c b/src/core/mount.c index fab922ea9..fc981c74f 100644 --- a/src/core/mount.c +++ b/src/core/mount.c @@ -79,6 +79,8 @@ static void mount_init(Unit *u) { m->exec_context.std_error = u->manager->default_std_error; } + kill_context_init(&m->kill_context); + /* We need to make sure that /bin/mount is always called in * the same process group as us, so that the autofs kernel * side doesn't send us another mount request while we are @@ -529,7 +531,7 @@ static int mount_verify(Mount *m) { return -EBADMSG; } - if (m->exec_context.pam_name && m->exec_context.kill_mode != KILL_CONTROL_GROUP) { + if (m->exec_context.pam_name && m->kill_context.kill_mode != KILL_CONTROL_GROUP) { log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(m)->id); return -EINVAL; } @@ -631,6 +633,10 @@ static int mount_load(Unit *u) { r = mount_add_extras(m); if (r < 0) return r; + + r = unit_exec_context_defaults(u, &m->exec_context); + if (r < 0) + return r; } return mount_verify(m); @@ -779,6 +785,7 @@ static void mount_dump(Unit *u, FILE *f, const char *prefix) { prefix, (unsigned long) m->control_pid); exec_context_dump(&m->exec_context, f, prefix); + kill_context_dump(&m->kill_context, f, prefix); } static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) { @@ -851,10 +858,10 @@ static void mount_enter_signal(Mount *m, MountState state, MountResult f) { if (f != MOUNT_SUCCESS) m->result = f; - if (m->exec_context.kill_mode != KILL_NONE) { + if (m->kill_context.kill_mode != KILL_NONE) { int sig = (state == MOUNT_MOUNTING_SIGTERM || state == MOUNT_UNMOUNTING_SIGTERM || - state == MOUNT_REMOUNTING_SIGTERM) ? m->exec_context.kill_signal : SIGKILL; + state == MOUNT_REMOUNTING_SIGTERM) ? m->kill_context.kill_signal : SIGKILL; if (m->control_pid > 0) { if (kill_and_sigcont(m->control_pid, sig) < 0 && errno != ESRCH) @@ -864,7 +871,7 @@ static void mount_enter_signal(Mount *m, MountState state, MountResult f) { wait_for_exit = true; } - if (m->exec_context.kill_mode == KILL_CONTROL_GROUP) { + if (m->kill_context.kill_mode == KILL_CONTROL_GROUP) { if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) { r = -ENOMEM; @@ -1218,7 +1225,7 @@ static void mount_sigchld_event(Unit *u, pid_t pid, int code, int status) { m->control_pid = 0; - if (is_clean_exit(code, status)) + if (is_clean_exit(code, status, NULL)) f = MOUNT_SUCCESS; else if (code == CLD_EXITED) f = MOUNT_FAILURE_EXIT_CODE; @@ -1323,7 +1330,7 @@ static void mount_timer_event(Unit *u, uint64_t elapsed, Watch *w) { break; case MOUNT_MOUNTING_SIGTERM: - if (m->exec_context.send_sigkill) { + if (m->kill_context.send_sigkill) { log_warning("%s mounting timed out. Killing.", u->id); mount_enter_signal(m, MOUNT_MOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT); } else { @@ -1337,7 +1344,7 @@ static void mount_timer_event(Unit *u, uint64_t elapsed, Watch *w) { break; case MOUNT_REMOUNTING_SIGTERM: - if (m->exec_context.send_sigkill) { + if (m->kill_context.send_sigkill) { log_warning("%s remounting timed out. Killing.", u->id); mount_enter_signal(m, MOUNT_REMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT); } else { @@ -1351,7 +1358,7 @@ static void mount_timer_event(Unit *u, uint64_t elapsed, Watch *w) { break; case MOUNT_UNMOUNTING_SIGTERM: - if (m->exec_context.send_sigkill) { + if (m->kill_context.send_sigkill) { log_warning("%s unmounting timed out. Killing.", u->id); mount_enter_signal(m, MOUNT_UNMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT); } else { @@ -1534,7 +1541,7 @@ static int mount_load_proc_self_mountinfo(Manager *m, bool set_flags) { goto clean_up; } - o = join(options, ",", options2, NULL); + o = strjoin(options, ",", options2, NULL); if (!o) { r = -ENOMEM; goto finish; @@ -1701,7 +1708,7 @@ static void mount_reset_failed(Unit *u) { m->reload_result = MOUNT_SUCCESS; } -static int mount_kill(Unit *u, KillWho who, KillMode mode, int signo, DBusError *error) { +static int mount_kill(Unit *u, KillWho who, int signo, DBusError *error) { Mount *m = MOUNT(u); int r = 0; Set *pid_set = NULL; @@ -1723,23 +1730,25 @@ static int mount_kill(Unit *u, KillWho who, KillMode mode, int signo, DBusError if (kill(m->control_pid, signo) < 0) r = -errno; - if (who == KILL_ALL && mode == KILL_CONTROL_GROUP) { + if (who == KILL_ALL) { int q; - if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) + pid_set = set_new(trivial_hash_func, trivial_compare_func); + if (!pid_set) return -ENOMEM; /* Exclude the control pid from being killed via the cgroup */ - if (m->control_pid > 0) - if ((q = set_put(pid_set, LONG_TO_PTR(m->control_pid))) < 0) { + if (m->control_pid > 0) { + q = set_put(pid_set, LONG_TO_PTR(m->control_pid)); + if (q < 0) { r = q; goto finish; } + } q = cgroup_bonding_kill_list(UNIT(m)->cgroup_bondings, signo, false, false, pid_set, NULL); - if (q < 0) - if (q != -EAGAIN && q != -ESRCH && q != -ENOENT) - r = q; + if (q < 0 && q != -EAGAIN && q != -ESRCH && q != -ENOENT) + r = q; } finish: