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systemd/0304-loginctl-some-modernizations.patch
Jan Macku ea71a49292 systemd-252-18 
Resolves: #2161260,#2170883,#2178222,#2190226,#2209912,#2211065,#2213521,#2226980,#2230364,#2231845
2023-08-22 13:24:53 +02:00

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From 1cb097a7c664b253556b3b63b7899d76d7e4cba5 Mon Sep 17 00:00:00 2001
From: Mike Yuan <me@yhndnzj.com>
Date: Wed, 24 May 2023 19:42:03 +0800
Subject: [PATCH] loginctl: some modernizations
(cherry picked from commit c9443393b5a1e6f8941e04e2641135ab3936a8a0)
Related: #2209912
---
src/login/loginctl.c | 85 +++++++++++++++++++++++---------------------
1 file changed, 44 insertions(+), 41 deletions(-)
diff --git a/src/login/loginctl.c b/src/login/loginctl.c
index 967ae230ab..25e5787c11 100644
--- a/src/login/loginctl.c
+++ b/src/login/loginctl.c
@@ -57,7 +57,7 @@ typedef struct SessionStatusInfo {
const char *id;
uid_t uid;
const char *name;
- struct dual_timestamp timestamp;
+ dual_timestamp timestamp;
unsigned vtnr;
const char *seat;
const char *tty;
@@ -76,8 +76,36 @@ typedef struct SessionStatusInfo {
dual_timestamp idle_hint_timestamp;
} SessionStatusInfo;
-static OutputFlags get_output_flags(void) {
+typedef struct UserStatusInfo {
+ uid_t uid;
+ bool linger;
+ const char *name;
+ dual_timestamp timestamp;
+ const char *state;
+ char **sessions;
+ const char *display;
+ const char *slice;
+} UserStatusInfo;
+typedef struct SeatStatusInfo {
+ const char *id;
+ const char *active_session;
+ char **sessions;
+} SeatStatusInfo;
+
+static void user_status_info_done(UserStatusInfo *info) {
+ assert(info);
+
+ strv_free(info->sessions);
+}
+
+static void seat_status_info_done(SeatStatusInfo *info) {
+ assert(info);
+
+ strv_free(info->sessions);
+}
+
+static OutputFlags get_output_flags(void) {
return
FLAGS_SET(arg_print_flags, BUS_PRINT_PROPERTY_SHOW_EMPTY) * OUTPUT_SHOW_ALL |
(arg_full || !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
@@ -86,8 +114,13 @@ static OutputFlags get_output_flags(void) {
static int get_session_path(sd_bus *bus, const char *session_id, sd_bus_error *error, char **path) {
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
- int r;
char *ans;
+ int r;
+
+ assert(bus);
+ assert(session_id);
+ assert(error);
+ assert(path);
r = bus_call_method(bus, bus_login_mgr, "GetSession", error, &reply, "s", session_id);
if (r < 0)
@@ -391,41 +424,13 @@ static int show_unit_cgroup(sd_bus *bus, const char *interface, const char *unit
return 0;
}
-typedef struct UserStatusInfo {
- uid_t uid;
- bool linger;
- const char *name;
- struct dual_timestamp timestamp;
- const char *state;
- char **sessions;
- const char *display;
- const char *slice;
-} UserStatusInfo;
-
-typedef struct SeatStatusInfo {
- const char *id;
- const char *active_session;
- char **sessions;
-} SeatStatusInfo;
-
-static void user_status_info_clear(UserStatusInfo *info) {
- if (info) {
- strv_free(info->sessions);
- zero(*info);
- }
-}
-
-static void seat_status_info_clear(SeatStatusInfo *info) {
- if (info) {
- strv_free(info->sessions);
- zero(*info);
- }
-}
-
static int prop_map_first_of_struct(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
const char *contents;
int r;
+ assert(bus);
+ assert(m);
+
r = sd_bus_message_peek_type(m, NULL, &contents);
if (r < 0)
return r;
@@ -473,7 +478,7 @@ static int prop_map_sessions_strv(sd_bus *bus, const char *member, sd_bus_messag
static int print_session_status_info(sd_bus *bus, const char *path, bool *new_line) {
- static const struct bus_properties_map map[] = {
+ static const struct bus_properties_map map[] = {
{ "Id", "s", NULL, offsetof(SessionStatusInfo, id) },
{ "Name", "s", NULL, offsetof(SessionStatusInfo, name) },
{ "TTY", "s", NULL, offsetof(SessionStatusInfo, tty) },
@@ -608,7 +613,7 @@ static int print_session_status_info(sd_bus *bus, const char *path, bool *new_li
static int print_user_status_info(sd_bus *bus, const char *path, bool *new_line) {
- static const struct bus_properties_map map[] = {
+ static const struct bus_properties_map map[] = {
{ "Name", "s", NULL, offsetof(UserStatusInfo, name) },
{ "Linger", "b", NULL, offsetof(UserStatusInfo, linger) },
{ "Slice", "s", NULL, offsetof(UserStatusInfo, slice) },
@@ -623,7 +628,7 @@ static int print_user_status_info(sd_bus *bus, const char *path, bool *new_line)
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
- _cleanup_(user_status_info_clear) UserStatusInfo i = {};
+ _cleanup_(user_status_info_done) UserStatusInfo i = {};
int r;
r = bus_map_all_properties(bus, "org.freedesktop.login1", path, map, BUS_MAP_BOOLEAN_AS_BOOL, &error, &m, &i);
@@ -685,7 +690,7 @@ static int print_user_status_info(sd_bus *bus, const char *path, bool *new_line)
static int print_seat_status_info(sd_bus *bus, const char *path, bool *new_line) {
- static const struct bus_properties_map map[] = {
+ static const struct bus_properties_map map[] = {
{ "Id", "s", NULL, offsetof(SeatStatusInfo, id) },
{ "ActiveSession", "(so)", prop_map_first_of_struct, offsetof(SeatStatusInfo, active_session) },
{ "Sessions", "a(so)", prop_map_sessions_strv, offsetof(SeatStatusInfo, sessions) },
@@ -694,7 +699,7 @@ static int print_seat_status_info(sd_bus *bus, const char *path, bool *new_line)
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
- _cleanup_(seat_status_info_clear) SeatStatusInfo i = {};
+ _cleanup_(seat_status_info_done) SeatStatusInfo i = {};
int r;
r = bus_map_all_properties(bus, "org.freedesktop.login1", path, map, 0, &error, &m, &i);
@@ -1009,7 +1014,6 @@ static int activate(int argc, char *argv[], void *userdata) {
}
for (int i = 1; i < argc; i++) {
-
r = bus_call_method(
bus,
bus_login_mgr,
@@ -1039,7 +1043,6 @@ static int kill_session(int argc, char *argv[], void *userdata) {
arg_kill_whom = "all";
for (int i = 1; i < argc; i++) {
-
r = bus_call_method(
bus,
bus_login_mgr,
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