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Diffstat (limited to 'src/libsystemd-bus/test-bus-chat.c')
-rw-r--r--src/libsystemd-bus/test-bus-chat.c187
1 files changed, 167 insertions, 20 deletions
diff --git a/src/libsystemd-bus/test-bus-chat.c b/src/libsystemd-bus/test-bus-chat.c
index 4260ca3bc0..9e14824186 100644
--- a/src/libsystemd-bus/test-bus-chat.c
+++ b/src/libsystemd-bus/test-bus-chat.c
@@ -22,12 +22,14 @@
#include <assert.h>
#include <stdlib.h>
#include <pthread.h>
+#include <unistd.h>
#include "log.h"
#include "util.h"
#include "sd-bus.h"
#include "bus-message.h"
+#include "bus-error.h"
static int server_init(sd_bus **_bus) {
sd_bus *bus = NULL;
@@ -57,11 +59,11 @@ fail:
return r;
}
-static void* server(void *p) {
- sd_bus *bus = p;
+static int server(sd_bus *bus) {
int r;
+ bool client1_gone = false, client2_gone = false;
- for (;;) {
+ while (!client1_gone || !client2_gone) {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
r = sd_bus_process(bus, &m);
@@ -69,6 +71,7 @@ static void* server(void *p) {
log_error("Failed to process requests: %s", strerror(-r));
goto fail;
}
+
if (r == 0) {
r = sd_bus_wait(bus, (uint64_t) -1);
if (r < 0) {
@@ -79,6 +82,9 @@ static void* server(void *p) {
continue;
}
+ if (!m)
+ continue;
+
log_info("Got message! %s", strna(sd_bus_message_get_member(m)));
/* bus_message_dump(m); */
/* sd_bus_message_rewind(m, true); */
@@ -112,9 +118,34 @@ static void* server(void *p) {
log_error("Failed to append message: %s", strerror(-r));
goto fail;
}
- } else if (sd_bus_message_is_method_call(m, "org.freedesktop.systemd.test", "Exit"))
- break;
- else if (sd_bus_message_is_method_call(m, NULL, NULL)) {
+ } else if (sd_bus_message_is_method_call(m, "org.freedesktop.systemd.test", "ExitClient1")) {
+
+ r = sd_bus_message_new_method_return(bus, m, &reply);
+ if (r < 0) {
+ log_error("Failed to allocate return: %s", strerror(-r));
+ goto fail;
+ }
+
+ client1_gone = true;
+ } else if (sd_bus_message_is_method_call(m, "org.freedesktop.systemd.test", "ExitClient2")) {
+
+ r = sd_bus_message_new_method_return(bus, m, &reply);
+ if (r < 0) {
+ log_error("Failed to allocate return: %s", strerror(-r));
+ goto fail;
+ }
+
+ client2_gone = true;
+ } else if (sd_bus_message_is_method_call(m, "org.freedesktop.systemd.test", "Slow")) {
+
+ r = sd_bus_message_new_method_return(bus, m, &reply);
+ if (r < 0) {
+ log_error("Failed to allocate return: %s", strerror(-r));
+ goto fail;
+ }
+
+ sleep(1);
+ } else if (sd_bus_message_is_method_call(m, NULL, NULL)) {
const sd_bus_error e = SD_BUS_ERROR_INIT_CONST("org.freedesktop.DBus.Error.UnknownMethod", "Unknown method.");
r = sd_bus_message_new_method_error(bus, m, &e, &reply);
@@ -130,19 +161,25 @@ static void* server(void *p) {
log_error("Failed to send reply: %s", strerror(-r));
goto fail;
}
+
+ /* log_info("Sent"); */
+ /* bus_message_dump(reply); */
+ /* sd_bus_message_rewind(reply, true); */
}
}
r = 0;
fail:
- if (bus)
+ if (bus) {
+ sd_bus_flush(bus);
sd_bus_unref(bus);
+ }
- return INT_TO_PTR(r);
+ return r;
}
-static int client(void) {
+static void* client1(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;
@@ -173,9 +210,9 @@ static int client(void) {
goto finish;
}
- r = sd_bus_send_with_reply_and_block(bus, m, (uint64_t) -1, &error, &reply);
+ r = sd_bus_send_with_reply_and_block(bus, m, 0, &error, &reply);
if (r < 0) {
- log_error("Failed to issue method call: %s", error.message);
+ log_error("Failed to issue method call: %s", bus_error_message(&error, -r));
goto finish;
}
@@ -198,7 +235,7 @@ finish:
"org.freedesktop.systemd.test",
"/",
"org.freedesktop.systemd.test",
- "Exit",
+ "ExitClient1",
&q);
if (r < 0) {
log_error("Failed to allocate method call: %s", strerror(-r));
@@ -211,11 +248,114 @@ finish:
}
sd_bus_error_free(&error);
- return r;
+ return INT_TO_PTR(r);
+}
+
+static int quit_callback(sd_bus *b, int ret, sd_bus_message *m, void *userdata) {
+ bool *x = userdata;
+
+ log_error("Quit callback: %s", strerror(ret));
+
+ *x = 1;
+ return 1;
+}
+
+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;
+
+ r = sd_bus_open_user(&bus);
+ if (r < 0) {
+ log_error("Failed to connect to user bus: %s", strerror(-r));
+ goto finish;
+ }
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ "org.freedesktop.systemd.test",
+ "/",
+ "org.freedesktop.systemd.test",
+ "Slow",
+ &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, 200 * USEC_PER_MSEC, &error, &reply);
+ if (r < 0)
+ log_info("Failed to issue method call: %s", bus_error_message(&error, -r));
+ else
+ log_info("Slow call succeed.");
+
+ sd_bus_message_unref(m);
+ m = NULL;
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ "org.freedesktop.systemd.test",
+ "/",
+ "org.freedesktop.systemd.test",
+ "Slow",
+ &m);
+ if (r < 0) {
+ log_error("Failed to allocate method call: %s", strerror(-r));
+ goto finish;
+ }
+
+ r = sd_bus_send_with_reply(bus, m, quit_callback, &quit, 200 * USEC_PER_MSEC, NULL);
+ if (r < 0) {
+ log_info("Failed to issue method call: %s", bus_error_message(&error, -r));
+ goto finish;
+ }
+
+ while (!quit) {
+ r = sd_bus_process(bus, NULL);
+ if (r < 0) {
+ log_error("Failed to process requests: %s", strerror(-r));
+ goto finish;
+ }
+ if (r == 0) {
+ r = sd_bus_wait(bus, (uint64_t) -1);
+ if (r < 0) {
+ log_error("Failed to wait: %s", strerror(-r));
+ goto finish;
+ }
+ }
+ }
+
+ r = 0;
+
+finish:
+ if (bus) {
+ _cleanup_bus_message_unref_ sd_bus_message *q;
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ "org.freedesktop.systemd.test",
+ "/",
+ "org.freedesktop.systemd.test",
+ "ExitClient2",
+ &q);
+ if (r < 0) {
+ log_error("Failed to allocate method call: %s", strerror(-r));
+ goto finish;
+ }
+
+ sd_bus_send(bus, q, NULL);
+ sd_bus_flush(bus);
+ sd_bus_unref(bus);
+ }
+
+ sd_bus_error_free(&error);
+ return INT_TO_PTR(r);
}
int main(int argc, char *argv[]) {
- pthread_t t;
+ pthread_t c1, c2;
sd_bus *bus;
void *p;
int q, r;
@@ -224,15 +364,22 @@ int main(int argc, char *argv[]) {
if (r < 0)
return EXIT_FAILURE;
- r = pthread_create(&t, NULL, server, bus);
- if (r != 0) {
- sd_bus_unref(bus);
+ log_info("Initialized...");
+
+ r = pthread_create(&c1, NULL, client1, bus);
+ if (r != 0)
return EXIT_FAILURE;
- }
- r = client();
+ r = pthread_create(&c2, NULL, client2, bus);
+ if (r != 0)
+ return EXIT_FAILURE;
- q = pthread_join(t, &p);
+ r = server(bus);
+
+ q = pthread_join(c1, &p);
+ if (q != 0)
+ return EXIT_FAILURE;
+ q = pthread_join(c2, &p);
if (q != 0)
return EXIT_FAILURE;
if (r < 0)
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-11 12:53:58 +0000