bus: implicitly collect ucred/label information

[elogind.git] / src / libsystemd-bus / test-bus-chat.c

diff --git a/src/libsystemd-bus/test-bus-chat.c b/src/libsystemd-bus/test-bus-chat.c
index 9e1482418651a4c4cb8dbab748901909771991f7..23b00c7201f0bd2f092ec5b58cebf2eff916dbc8 100644 (file)
--- a/src/libsystemd-bus/test-bus-chat.c
+++ b/src/libsystemd-bus/test-bus-chat.c
@@ -33,7 +33,9 @@
 
 static int server_init(sd_bus **_bus) {
         sd_bus *bus = NULL;
+        sd_id128_t id;
         int r;
+        const char *unique;
 
         assert(_bus);
 
@@ -43,6 +45,22 @@ static int server_init(sd_bus **_bus) {
                 goto fail;
         }
 
+        r = sd_bus_get_peer(bus, &id);
+        if (r < 0) {
+                log_error("Failed to get peer ID: %s", strerror(-r));
+                goto fail;
+        }
+
+        r = sd_bus_get_unique_name(bus, &unique);
+        if (r < 0) {
+                log_error("Failed to get unique name: %s", strerror(-r));
+                goto fail;
+        }
+
+        log_info("Peer ID is " SD_ID128_FORMAT_STR ".", SD_ID128_FORMAT_VAL(id));
+        log_info("Unique ID: %s", unique);
+        log_info("Can send file handles: %i", sd_bus_can_send(bus, 'h'));
+
         r = sd_bus_request_name(bus, "org.freedesktop.systemd.test", 0);
         if (r < 0) {
                 log_error("Failed to acquire name: %s", strerror(-r));
@@ -65,6 +83,7 @@ static int server(sd_bus *bus) {
 
         while (!client1_gone || !client2_gone) {
                 _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
+                pid_t pid = 0;
 
                 r = sd_bus_process(bus, &m);
                 if (r < 0) {
@@ -85,7 +104,8 @@ static int server(sd_bus *bus) {
                 if (!m)
                         continue;
 
-                log_info("Got message! %s", strna(sd_bus_message_get_member(m)));
+                sd_bus_message_get_pid(m, &pid);
+                log_info("Got message! member=%s pid=%lu label=%s", strna(sd_bus_message_get_member(m)), (unsigned long) pid, strna(sd_bus_message_get_label(m)));
                 /* bus_message_dump(m); */
                 /* sd_bus_message_rewind(m, true); */
 
@@ -264,8 +284,9 @@ static void* client2(void*p) {
         _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
         sd_bus *bus = NULL;
         sd_bus_error error = SD_BUS_ERROR_INIT;
-        int r;
         bool quit = false;
+        const char *mid;
+        int r;
 
         r = sd_bus_open_user(&bus);
         if (r < 0) {
@@ -273,6 +294,35 @@ static void* client2(void*p) {
                 goto finish;
         }
 
+        r = sd_bus_message_new_method_call(
+                        bus,
+                        "org.freedesktop.systemd.test",
+                        "/",
+                        "org.freedesktop.DBus.Peer",
+                        "GetMachineId",
+                        &m);
+        if (r < 0) {
+                log_error("Failed to allocate method call: %s", strerror(-r));
+                goto finish;
+        }
+
+        r = sd_bus_send_with_reply_and_block(bus, m, 0, &error, &reply);
+        if (r < 0) {
+                log_error("Failed to issue method call: %s", bus_error_message(&error, -r));
+                goto finish;
+        }
+
+        r = sd_bus_message_read(reply, "s", &mid);
+        if (r < 0) {
+                log_error("Failed to parse machine ID: %s", strerror(-r));
+                goto finish;
+        }
+
+        log_info("Machine ID is %s.", mid);
+
+        sd_bus_message_unref(m);
+        m = NULL;
+
         r = sd_bus_message_new_method_call(
                         bus,
                         "org.freedesktop.systemd.test",
@@ -285,6 +335,9 @@ static void* client2(void*p) {
                 goto finish;
         }
 
+        sd_bus_message_unref(reply);
+        reply = NULL;
+
         r = sd_bus_send_with_reply_and_block(bus, m, 200 * USEC_PER_MSEC, &error, &reply);
         if (r < 0)
                 log_info("Failed to issue method call: %s", bus_error_message(&error, -r));