/* SPDX-License-Identifier: LGPL-2.1-or-later */
-#include <getopt.h>
#include <linux/vm_sockets.h>
#include <locale.h>
#include <string.h>
#include "hostname-util.h"
#include "log.h"
#include "main-func.h"
+#include "options.h"
#include "parse-argument.h"
#include "polkit-agent.h"
#include "pretty-print.h"
return get_one_name(bus, attr, NULL);
}
+VERB(verb_show_status, "status", NULL, VERB_ANY, 1, VERB_DEFAULT, "Show current hostname settings");
static int verb_show_status(int argc, char *argv[], uintptr_t _data, void *userdata) {
sd_bus *bus = userdata;
int r;
return ret;
}
+VERB(verb_get_or_set_hostname, "hostname", "[NAME]", VERB_ANY, 2, 0, "Get/set system hostname");
+VERB(verb_get_or_set_hostname, "set-hostname", "NAME", 2, 2, 0, NULL); /* obsolete */
static int verb_get_or_set_hostname(int argc, char *argv[], uintptr_t data, void *userdata) {
return argc == 1 ? get_hostname_based_on_flag(userdata) :
verb_set_hostname(argc, argv, data, userdata);
}
+VERB(verb_get_or_set_icon_name, "icon-name", "[NAME]", VERB_ANY, 2, 0, "Get/set icon name for host");
+VERB(verb_get_or_set_icon_name, "set-icon-name", "NAME", 2, 2, 0, NULL); /* obsolete */
static int verb_get_or_set_icon_name(int argc, char *argv[], uintptr_t _data, void *userdata) {
return argc == 1 ? get_one_name(userdata, "IconName", NULL) :
set_simple_string(userdata, "icon", "SetIconName", argv[1]);
}
+VERB(verb_get_or_set_chassis, "chassis", "[NAME]", VERB_ANY, 2, 0, "Get/set chassis type for host");
+VERB(verb_get_or_set_chassis, "set-chassis", "NAME", 2, 2, 0, NULL); /* obsolete */
static int verb_get_or_set_chassis(int argc, char *argv[], uintptr_t _data, void *userdata) {
return argc == 1 ? get_one_name(userdata, "Chassis", NULL) :
set_simple_string(userdata, "chassis", "SetChassis", argv[1]);
}
+VERB(verb_get_or_set_deployment, "deployment", "[NAME]", VERB_ANY, 2, 0, "Get/set deployment environment for host");
+VERB(verb_get_or_set_deployment, "set-deployment", "NAME", 2, 2, 0, NULL); /* obsolete */
static int verb_get_or_set_deployment(int argc, char *argv[], uintptr_t _data, void *userdata) {
return argc == 1 ? get_one_name(userdata, "Deployment", NULL) :
set_simple_string(userdata, "deployment", "SetDeployment", argv[1]);
}
+VERB(verb_get_or_set_location, "location", "[NAME]", VERB_ANY, 2, 0, "Get/set location for host");
+VERB(verb_get_or_set_location, "set-location", "NAME", 2, 2, 0, NULL); /* obsolete */
static int verb_get_or_set_location(int argc, char *argv[], uintptr_t _data, void *userdata) {
return argc == 1 ? get_one_name(userdata, "Location", NULL) :
set_simple_string(userdata, "location", "SetLocation", argv[1]);
static int help(void) {
_cleanup_free_ char *link = NULL;
+ _cleanup_(table_unrefp) Table *options = NULL, *verbs = NULL;
int r;
r = terminal_urlify_man("hostnamectl", "1", &link);
if (r < 0)
return log_oom();
- printf("%1$s [OPTIONS...] COMMAND ...\n\n"
- "%2$sQuery or change system hostname.%3$s\n"
- "\n%4$sCommands:%5$s\n"
- " status Show current hostname settings\n"
- " hostname [NAME] Get/set system hostname\n"
- " icon-name [NAME] Get/set icon name for host\n"
- " chassis [NAME] Get/set chassis type for host\n"
- " deployment [NAME] Get/set deployment environment for host\n"
- " location [NAME] Get/set location for host\n"
- "\n%4$sOptions:%5$s\n"
- " -h --help Show this help\n"
- " --version Show package version\n"
- " --no-ask-password Do not prompt for password\n"
- " -H --host=[USER@]HOST Operate on remote host\n"
- " -M --machine=CONTAINER Operate on local container\n"
- " --transient Only set transient hostname\n"
- " --static Only set static hostname\n"
- " --pretty Only set pretty hostname\n"
- " --json=pretty|short|off\n"
- " Generate JSON output\n"
- " -j Same as --json=pretty on tty, --json=short otherwise\n"
- "\nSee the %6$s for details.\n",
+ r = option_parser_get_help_table(&options);
+ if (r < 0)
+ return r;
+
+ r = verbs_get_help_table(&verbs);
+ if (r < 0)
+ return r;
+
+ (void) table_sync_column_widths(0, options, verbs);
+
+ printf("%s [OPTIONS...] COMMAND ...\n"
+ "\n%sQuery or change system hostname.%s\n"
+ "\nCommands:\n",
program_invocation_short_name,
ansi_highlight(),
- ansi_normal(),
- ansi_underline(),
- ansi_normal(),
- link);
+ ansi_normal());
+ table_print(verbs, stdout);
- return 0;
-}
+ printf("\nOptions:\n");
+ table_print(options, stdout);
-static int verb_help(int argc, char *argv[], uintptr_t _data, void *userdata) {
- return help();
+ printf("\nSee the %s for details.\n", link);
+ return 0;
}
-static int parse_argv(int argc, char *argv[]) {
-
- enum {
- ARG_VERSION = 0x100,
- ARG_NO_ASK_PASSWORD,
- ARG_TRANSIENT,
- ARG_STATIC,
- ARG_PRETTY,
- ARG_JSON,
- };
-
- static const struct option options[] = {
- { "help", no_argument, NULL, 'h' },
- { "version", no_argument, NULL, ARG_VERSION },
- { "transient", no_argument, NULL, ARG_TRANSIENT },
- { "static", no_argument, NULL, ARG_STATIC },
- { "pretty", no_argument, NULL, ARG_PRETTY },
- { "host", required_argument, NULL, 'H' },
- { "machine", required_argument, NULL, 'M' },
- { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
- { "json", required_argument, NULL, ARG_JSON },
- {}
- };
+VERB_COMMON_HELP_HIDDEN(help);
- int c, r;
+static int parse_argv(int argc, char *argv[], char ***ret_args) {
+ int r;
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "hH:M:j", options, NULL)) >= 0)
+ OptionParser state = { argc, argv };
+ const char *arg;
+ FOREACH_OPTION(&state, c, &arg, /* on_error= */ return c)
switch (c) {
-
- case 'h':
+ OPTION_COMMON_HELP:
return help();
- case ARG_VERSION:
+ OPTION_COMMON_VERSION:
return version();
- case 'H':
+ OPTION_COMMON_NO_ASK_PASSWORD:
+ arg_ask_password = false;
+ break;
+
+ OPTION_COMMON_HOST:
arg_transport = BUS_TRANSPORT_REMOTE;
- arg_host = optarg;
+ arg_host = arg;
break;
- case 'M':
- r = parse_machine_argument(optarg, &arg_host, &arg_transport);
+ OPTION_COMMON_MACHINE:
+ r = parse_machine_argument(arg, &arg_host, &arg_transport);
if (r < 0)
return r;
break;
- case ARG_TRANSIENT:
+ OPTION_LONG("transient", NULL, "Only set transient hostname"):
arg_transient = true;
break;
- case ARG_PRETTY:
- arg_pretty = true;
- break;
-
- case ARG_STATIC:
+ OPTION_LONG("static", NULL, "Only set static hostname"):
arg_static = true;
break;
- case ARG_NO_ASK_PASSWORD:
- arg_ask_password = false;
+ OPTION_LONG("pretty", NULL, "Only set pretty hostname"):
+ arg_pretty = true;
break;
- case ARG_JSON:
- r = parse_json_argument(optarg, &arg_json_format_flags);
+ OPTION_COMMON_JSON:
+ r = parse_json_argument(arg, &arg_json_format_flags);
if (r <= 0)
return r;
-
break;
- case 'j':
+ OPTION_COMMON_LOWERCASE_J:
arg_json_format_flags = SD_JSON_FORMAT_PRETTY_AUTO|SD_JSON_FORMAT_COLOR_AUTO;
break;
-
- case '?':
- return -EINVAL;
-
- default:
- assert_not_reached();
}
+ *ret_args = option_parser_get_args(&state);
return 1;
}
-static int hostnamectl_main(sd_bus *bus, int argc, char *argv[]) {
-
- static const Verb verbs[] = {
- { "status", VERB_ANY, 1, VERB_DEFAULT, verb_show_status },
- { "hostname", VERB_ANY, 2, 0, verb_get_or_set_hostname },
- { "set-hostname", 2, 2, 0, verb_get_or_set_hostname }, /* obsolete */
- { "icon-name", VERB_ANY, 2, 0, verb_get_or_set_icon_name },
- { "set-icon-name", 2, 2, 0, verb_get_or_set_icon_name }, /* obsolete */
- { "chassis", VERB_ANY, 2, 0, verb_get_or_set_chassis },
- { "set-chassis", 2, 2, 0, verb_get_or_set_chassis }, /* obsolete */
- { "deployment", VERB_ANY, 2, 0, verb_get_or_set_deployment },
- { "set-deployment", 2, 2, 0, verb_get_or_set_deployment }, /* obsolete */
- { "location", VERB_ANY, 2, 0, verb_get_or_set_location },
- { "set-location", 2, 2, 0, verb_get_or_set_location }, /* obsolete */
- { "help", VERB_ANY, VERB_ANY, 0, verb_help }, /* Not documented, but supported since it is created. */
- {}
- };
-
- return dispatch_verb(argc, argv, verbs, bus);
-}
-
static int run(int argc, char *argv[]) {
_cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
+ char **args = NULL;
int r;
setlocale(LC_ALL, "");
log_setup();
- r = parse_argv(argc, argv);
+ r = parse_argv(argc, argv, &args);
if (r <= 0)
return r;
if (r < 0)
return bus_log_connect_error(r, arg_transport, RUNTIME_SCOPE_SYSTEM);
- return hostnamectl_main(bus, argc, argv);
+ return dispatch_verb_with_args(args, bus);
}
DEFINE_MAIN_FUNCTION(run);
projects / thirdparty / systemd.git / commitdiff
