diff options
Diffstat (limited to 'src/libsystemd/sd-bus/busctl.c')
| -rw-r--r-- | src/libsystemd/sd-bus/busctl.c | 45 |
1 files changed, 30 insertions, 15 deletions
diff --git a/src/libsystemd/sd-bus/busctl.c b/src/libsystemd/sd-bus/busctl.c index 6fdb474b5e..bfe967bfb0 100644 --- a/src/libsystemd/sd-bus/busctl.c +++ b/src/libsystemd/sd-bus/busctl.c @@ -1079,10 +1079,21 @@ static int message_pcap(sd_bus_message *m, FILE *f) { } static int monitor(sd_bus *bus, char *argv[], int (*dump)(sd_bus_message *m, FILE *f)) { - bool added_something = false; + _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; char **i; + uint32_t flags = 0; int r; + /* upgrade connection; it's not used for anything else after this call */ + r = sd_bus_message_new_method_call(bus, &message, "org.freedesktop.DBus", "/org/freedesktop/DBus", "org.freedesktop.DBus.Monitoring", "BecomeMonitor"); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_open_container(message, 'a', "s"); + if (r < 0) + return bus_log_create_error(r); + STRV_FOREACH(i, argv+1) { _cleanup_free_ char *m = NULL; @@ -1095,34 +1106,38 @@ static int monitor(sd_bus *bus, char *argv[], int (*dump)(sd_bus_message *m, FIL if (!m) return log_oom(); - r = sd_bus_add_match(bus, NULL, m, NULL, NULL); + r = sd_bus_message_append_basic(message, 's', m); if (r < 0) - return log_error_errno(r, "Failed to add match: %m"); + return bus_log_create_error(r); free(m); m = strjoin("destination='", *i, "'", NULL); if (!m) return log_oom(); - r = sd_bus_add_match(bus, NULL, m, NULL, NULL); + r = sd_bus_message_append_basic(message, 's', m); if (r < 0) - return log_error_errno(r, "Failed to add match: %m"); - - added_something = true; + return bus_log_create_error(r); } STRV_FOREACH(i, arg_matches) { - r = sd_bus_add_match(bus, NULL, *i, NULL, NULL); + r = sd_bus_message_append_basic(message, 's', *i); if (r < 0) - return log_error_errno(r, "Failed to add match: %m"); - - added_something = true; + return bus_log_create_error(r); } - if (!added_something) { - r = sd_bus_add_match(bus, NULL, "", NULL, NULL); - if (r < 0) - return log_error_errno(r, "Failed to add match: %m"); + r = sd_bus_message_close_container(message); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append_basic(message, 'u', &flags); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_call(bus, message, arg_timeout, &error, NULL); + if (r < 0) { + log_error("%s", bus_error_message(&error, r)); + return r; } log_info("Monitoring bus message stream."); |