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Diffstat (limited to '')
-rw-r--r-- | src/systemctl/systemctl-set-property.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/systemctl/systemctl-set-property.c b/src/systemctl/systemctl-set-property.c new file mode 100644 index 0000000..b8d702a --- /dev/null +++ b/src/systemctl/systemctl-set-property.c @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "bus-error.h" +#include "bus-locator.h" +#include "systemctl-set-property.h" +#include "systemctl-util.h" +#include "systemctl.h" + +static int set_property_one(sd_bus *bus, const char *name, char **properties) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; + int r; + + r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "SetUnitProperties"); + if (r < 0) + return bus_log_create_error(r); + + UnitType t = unit_name_to_type(name); + if (t < 0) + return log_error_errno(t, "Invalid unit type: %s", name); + + r = sd_bus_message_append(m, "sb", name, arg_runtime); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, "(sv)"); + if (r < 0) + return bus_log_create_error(r); + + r = bus_append_unit_property_assignment_many(m, t, properties); + if (r < 0) + return r; + + r = sd_bus_message_close_container(m); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_call(bus, m, 0, &error, NULL); + if (r < 0) + return log_error_errno(r, "Failed to set unit properties on %s: %s", + name, bus_error_message(&error, r)); + + return 0; +} + +int verb_set_property(int argc, char *argv[], void *userdata) { + sd_bus *bus; + _cleanup_strv_free_ char **names = NULL; + int r, k; + + r = acquire_bus(BUS_MANAGER, &bus); + if (r < 0) + return r; + + polkit_agent_open_maybe(); + + r = expand_unit_names(bus, STRV_MAKE(argv[1]), NULL, &names, NULL); + if (r < 0) + return log_error_errno(r, "Failed to expand '%s' into names: %m", argv[1]); + + r = 0; + STRV_FOREACH(name, names) { + k = set_property_one(bus, *name, strv_skip(argv, 2)); + if (k < 0 && r >= 0) + r = k; + } + return r; +} |