X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-bus%2Fbusctl.c;h=e6c46d78a729f202ec1883b0b636c63b6fd1e291;hb=ff2ea19264b016bd34232cd9c4820c9547413a9a;hp=f557e5003630411424d68aea886ec293ca34b346;hpb=49b832c5b810f4d8bb59249ff25472fd670503dc;p=elogind.git diff --git a/src/libsystemd-bus/busctl.c b/src/libsystemd-bus/busctl.c index f557e5003..e6c46d78a 100644 --- a/src/libsystemd-bus/busctl.c +++ b/src/libsystemd-bus/busctl.c @@ -52,14 +52,20 @@ static void pager_open_if_enabled(void) { } static int list_bus_names(sd_bus *bus, char **argv) { - _cleanup_strv_free_ char **l = NULL; + _cleanup_strv_free_ char **acquired = NULL, **activatable = NULL; + _cleanup_free_ char **merged = NULL; + _cleanup_hashmap_free_ Hashmap *names = NULL; char **i; int r; size_t max_i = 0; + unsigned n = 0; + void *v; + char *k; + Iterator iterator; assert(bus); - r = sd_bus_list_names(bus, &l); + r = sd_bus_list_names(bus, &acquired, &activatable); if (r < 0) { log_error("Failed to list names: %s", strerror(-r)); return r; @@ -67,11 +73,37 @@ static int list_bus_names(sd_bus *bus, char **argv) { pager_open_if_enabled(); - strv_sort(l); + names = hashmap_new(string_hash_func, string_compare_func); + if (!names) + return log_oom(); - STRV_FOREACH(i, l) + STRV_FOREACH(i, acquired) { max_i = MAX(max_i, strlen(*i)); + r = hashmap_put(names, *i, INT_TO_PTR(1)); + if (r < 0) { + log_error("Failed to add to hashmap: %s", strerror(-r)); + return r; + } + } + + STRV_FOREACH(i, activatable) { + max_i = MAX(max_i, strlen(*i)); + + r = hashmap_put(names, *i, INT_TO_PTR(2)); + if (r < 0 && r != -EEXIST) { + log_error("Failed to add to hashmap: %s", strerror(-r)); + return r; + } + } + + merged = new(char*, hashmap_size(names) + 1); + HASHMAP_FOREACH_KEY(v, k, names, iterator) + merged[n++] = k; + + merged[n] = NULL; + strv_sort(merged); + printf("%-*s %*s %-*s %-*s %-*s", (int) max_i, "NAME", 10, "PID", 15, "PROCESS", 16, "USER", 20, "CONNECTION"); @@ -80,15 +112,24 @@ static int list_bus_names(sd_bus *bus, char **argv) { else putchar('\n'); - STRV_FOREACH(i, l) { + STRV_FOREACH(i, merged) { _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; sd_id128_t mid; - if (arg_no_unique && (*i)[0] == ':') + if (hashmap_get(names, *i) == INT_TO_PTR(2)) { + /* Activatable */ + + printf("%-*s", (int) max_i, *i); + printf(" - - - (activation) "); + if (arg_no_machine) + putchar('\n'); + else + puts(" -"); continue; - /* Skip the bus driver */ - if (streq(*i, "org.freedesktop.DBus")) + } + + if (arg_no_unique && (*i)[0] == ':') continue; printf("%-*s", (int) max_i, *i); @@ -215,8 +256,33 @@ static int monitor(sd_bus *bus, char *argv[]) { return r; } } +} - return -EINVAL; +static int status(sd_bus *bus, char *argv[]) { + _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; + pid_t pid; + int r; + + assert(bus); + + if (strv_length(argv) != 2) { + log_error("Expects one argument."); + return -EINVAL; + } + + r = parse_pid(argv[1], &pid); + if (r < 0) + r = sd_bus_get_owner(bus, argv[1], _SD_BUS_CREDS_ALL, &creds); + else + r = sd_bus_creds_new_from_pid(pid, _SD_BUS_CREDS_ALL, &creds); + + if (r < 0) { + log_error("Failed to get credentials: %s", strerror(-r)); + return r; + } + + bus_creds_dump(creds, NULL); + return 0; } static int help(void) { @@ -236,7 +302,9 @@ static int help(void) { " --match=MATCH Only show matching messages\n\n" "Commands:\n" " list List bus names\n" - " monitor [SERVICE...] Show bus traffic\n", + " monitor [SERVICE...] Show bus traffic\n" + " status ENDPOINT Show endpoint status\n" + " help Show this help\n", program_invocation_short_name); return 0; @@ -347,6 +415,9 @@ static int busctl_main(sd_bus *bus, int argc, char *argv[]) { if (streq(argv[optind], "monitor")) return monitor(bus, argv + optind); + if (streq(argv[optind], "status")) + return status(bus, argv + optind); + if (streq(argv[optind], "help")) return help();