diff options
Diffstat (limited to 'src/systemctl/systemctl.c')
| -rw-r--r-- | src/systemctl/systemctl.c | 88 |
1 files changed, 74 insertions, 14 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 595d6853c6..9af25e22a4 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -541,6 +541,7 @@ static int get_unit_list( size_t size = c; int r; UnitInfo u; + bool fallback = false; assert(bus); assert(unit_infos); @@ -552,8 +553,7 @@ static int get_unit_list( "org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", - "ListUnitsFiltered"); - + "ListUnitsByPatterns"); if (r < 0) return bus_log_create_error(r); @@ -561,7 +561,34 @@ static int get_unit_list( if (r < 0) return bus_log_create_error(r); + r = sd_bus_message_append_strv(m, patterns); + if (r < 0) + return bus_log_create_error(r); + r = sd_bus_call(bus, m, 0, &error, &reply); + if (r < 0 && sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD)) { + /* Fallback to legacy ListUnitsFiltered method */ + fallback = true; + log_debug_errno(r, "Failed to list units: %s Falling back to ListUnitsFiltered method.", bus_error_message(&error, r)); + m = sd_bus_message_unref(m); + sd_bus_error_free(&error); + + r = sd_bus_message_new_method_call( + bus, + &m, + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "ListUnitsFiltered"); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append_strv(m, arg_states); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_call(bus, m, 0, &error, &reply); + } if (r < 0) return log_error_errno(r, "Failed to list units: %s", bus_error_message(&error, r)); @@ -572,7 +599,7 @@ static int get_unit_list( while ((r = bus_parse_unit_info(reply, &u)) > 0) { u.machine = machine; - if (!output_show_unit(&u, patterns)) + if (!output_show_unit(&u, fallback ? patterns : NULL)) continue; if (!GREEDY_REALLOC(*unit_infos, size, c+1)) @@ -1282,7 +1309,7 @@ static int compare_unit_file_list(const void *a, const void *b) { return strcasecmp(basename(u->path), basename(v->path)); } -static bool output_show_unit_file(const UnitFileList *u, char **patterns) { +static bool output_show_unit_file(const UnitFileList *u, char **states, char **patterns) { assert(u); if (!strv_fnmatch_or_empty(patterns, basename(u->path), FNM_NOESCAPE)) @@ -1299,8 +1326,8 @@ static bool output_show_unit_file(const UnitFileList *u, char **patterns) { return false; } - if (!strv_isempty(arg_states) && - !strv_find(arg_states, unit_file_state_to_string(u->state))) + if (!strv_isempty(states) && + !strv_find(states, unit_file_state_to_string(u->state))) return false; return true; @@ -1373,6 +1400,7 @@ static int list_unit_files(int argc, char *argv[], void *userdata) { const char *state; char *path; int r; + bool fallback = false; pager_open(arg_no_pager, false); @@ -1386,7 +1414,7 @@ static int list_unit_files(int argc, char *argv[], void *userdata) { if (!h) return log_oom(); - r = unit_file_get_list(arg_scope, arg_root, h); + r = unit_file_get_list(arg_scope, arg_root, h, arg_states, strv_skip(argv, 1)); if (r < 0) { unit_file_list_free(h); return log_error_errno(r, "Failed to get unit file list: %m"); @@ -1401,7 +1429,7 @@ static int list_unit_files(int argc, char *argv[], void *userdata) { } HASHMAP_FOREACH(u, h, i) { - if (!output_show_unit_file(u, strv_skip(argv, 1))) + if (!output_show_unit_file(u, NULL, NULL)) continue; units[c++] = *u; @@ -1411,6 +1439,7 @@ static int list_unit_files(int argc, char *argv[], void *userdata) { assert(c <= n_units); hashmap_free(h); } else { + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; sd_bus *bus; @@ -1418,15 +1447,44 @@ static int list_unit_files(int argc, char *argv[], void *userdata) { if (r < 0) return r; - r = sd_bus_call_method( + r = sd_bus_message_new_method_call( bus, + &m, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", - "ListUnitFiles", - &error, - &reply, - NULL); + "ListUnitFilesByPatterns"); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append_strv(m, arg_states); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append_strv(m, strv_skip(argv, 1)); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_call(bus, m, 0, &error, &reply); + if (r < 0 && sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD)) { + /* Fallback to legacy ListUnitFiles method */ + fallback = true; + log_debug_errno(r, "Failed to list unit files: %s Falling back to ListUnitsFiles method.", bus_error_message(&error, r)); + m = sd_bus_message_unref(m); + sd_bus_error_free(&error); + + r = sd_bus_message_new_method_call( + bus, + &m, + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "ListUnitFiles"); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_call(bus, m, 0, &error, &reply); + } if (r < 0) return log_error_errno(r, "Failed to list unit files: %s", bus_error_message(&error, r)); @@ -1444,7 +1502,9 @@ static int list_unit_files(int argc, char *argv[], void *userdata) { unit_file_state_from_string(state) }; - if (output_show_unit_file(&units[c], strv_skip(argv, 1))) + if (output_show_unit_file(&units[c], + fallback ? arg_states : NULL, + fallback ? strv_skip(argv, 1) : NULL)) c++; } |