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https://github.com/systemd/systemd.git
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machinectl: add status commands
This commit is contained in:
Lennart Poettering
parent
27c88c4e23
commit
fefdc04b38
@ -525,7 +525,7 @@ static int map_netif(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_
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return 0;
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}
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static int show_info(const char *verb, sd_bus *bus, const char *path, bool *new_line) {
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static int show_machine_info(const char *verb, sd_bus *bus, const char *path, bool *new_line) {
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static const struct bus_properties_map map[] = {
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{ "Name", "s", NULL, offsetof(MachineStatusInfo, name) },
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@ -572,7 +572,7 @@ static int show_info(const char *verb, sd_bus *bus, const char *path, bool *new_
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return r;
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}
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static int show_properties(sd_bus *bus, const char *path, bool *new_line) {
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static int show_machine_properties(sd_bus *bus, const char *path, bool *new_line) {
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int r;
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assert(bus);
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@ -591,7 +591,7 @@ static int show_properties(sd_bus *bus, const char *path, bool *new_line) {
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return r;
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}
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static int show(int argc, char *argv[], void *userdata) {
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static int show_machine(int argc, char *argv[], void *userdata) {
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_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
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_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
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@ -609,7 +609,7 @@ static int show(int argc, char *argv[], void *userdata) {
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/* If no argument is specified, inspect the manager
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* itself */
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r = show_properties(bus, "/org/freedesktop/machine1", &new_line);
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r = show_machine_properties(bus, "/org/freedesktop/machine1", &new_line);
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if (r < 0)
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return r;
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}
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@ -636,9 +636,169 @@ static int show(int argc, char *argv[], void *userdata) {
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return bus_log_parse_error(r);
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if (properties)
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r = show_properties(bus, path, &new_line);
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r = show_machine_properties(bus, path, &new_line);
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else
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r = show_info(argv[0], bus, path, &new_line);
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r = show_machine_info(argv[0], bus, path, &new_line);
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}
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return r;
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}
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typedef struct ImageStatusInfo {
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char *name;
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char *path;
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char *type;
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int read_only;
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usec_t crtime;
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usec_t mtime;
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} ImageStatusInfo;
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static void print_image_status_info(sd_bus *bus, ImageStatusInfo *i) {
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char ts_relative[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1;
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char ts_absolute[FORMAT_TIMESTAMP_MAX], *s2;
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assert(bus);
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assert(i);
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if (i->name) {
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fputs(i->name, stdout);
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putchar('\n');
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}
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if (i->path)
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printf("\t Type: %s\n", i->type);
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if (i->path)
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printf("\t Path: %s\n", i->path);
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printf("\t RO: %s%s%s\n",
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i->read_only ? ansi_highlight_red() : "",
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i->read_only ? "read-only" : "writable",
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i->read_only ? ansi_highlight_off() : "");
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s1 = format_timestamp_relative(ts_relative, sizeof(ts_relative), i->crtime);
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s2 = format_timestamp(ts_absolute, sizeof(ts_absolute), i->crtime);
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if (s1)
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printf("\t Created: %s; %s\n", s2, s1);
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else if (s2)
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printf("\t Created: %s\n", s2);
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s1 = format_timestamp_relative(ts_relative, sizeof(ts_relative), i->mtime);
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s2 = format_timestamp(ts_absolute, sizeof(ts_absolute), i->mtime);
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if (s1)
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printf("\tModified: %s; %s\n", s2, s1);
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else if (s2)
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printf("\tModified: %s\n", s2);
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}
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static int show_image_info(const char *verb, sd_bus *bus, const char *path, bool *new_line) {
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static const struct bus_properties_map map[] = {
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{ "Name", "s", NULL, offsetof(ImageStatusInfo, name) },
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{ "Path", "s", NULL, offsetof(ImageStatusInfo, path) },
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{ "Type", "s", NULL, offsetof(ImageStatusInfo, type) },
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{ "ReadOnly", "b", NULL, offsetof(ImageStatusInfo, read_only) },
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{ "CreationTimestamp", "t", NULL, offsetof(ImageStatusInfo, crtime) },
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{ "ModificationTimestamp", "t", NULL, offsetof(ImageStatusInfo, mtime) },
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{}
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};
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ImageStatusInfo info = {};
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int r;
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assert(verb);
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assert(bus);
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assert(path);
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assert(new_line);
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r = bus_map_all_properties(bus,
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"org.freedesktop.machine1",
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path,
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map,
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&info);
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if (r < 0)
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return log_error_errno(r, "Could not get properties: %m");
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if (*new_line)
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printf("\n");
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*new_line = true;
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print_image_status_info(bus, &info);
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free(info.name);
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free(info.path);
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free(info.type);
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return r;
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}
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static int show_image_properties(sd_bus *bus, const char *path, bool *new_line) {
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int r;
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assert(bus);
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assert(path);
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assert(new_line);
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if (*new_line)
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printf("\n");
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*new_line = true;
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r = bus_print_all_properties(bus, "org.freedesktop.machine1", path, arg_property, arg_all);
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if (r < 0)
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log_error_errno(r, "Could not get properties: %m");
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return r;
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}
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static int show_image(int argc, char *argv[], void *userdata) {
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_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
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_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
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bool properties, new_line = false;
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sd_bus *bus = userdata;
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int r = 0, i;
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assert(bus);
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properties = !strstr(argv[0], "status");
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pager_open_if_enabled();
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if (properties && argc <= 1) {
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/* If no argument is specified, inspect the manager
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* itself */
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r = show_image_properties(bus, "/org/freedesktop/machine1", &new_line);
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if (r < 0)
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return r;
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}
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for (i = 1; i < argc; i++) {
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const char *path = NULL;
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r = sd_bus_call_method(
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bus,
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"org.freedesktop.machine1",
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"/org/freedesktop/machine1",
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"org.freedesktop.machine1.Manager",
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"GetImage",
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&error,
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&reply,
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"s", argv[i]);
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if (r < 0) {
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log_error("Could not get path to image: %s", bus_error_message(&error, -r));
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return r;
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}
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r = sd_bus_message_read(reply, "o", &path);
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if (r < 0)
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return bus_log_parse_error(r);
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if (properties)
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r = show_image_properties(bus, path, &new_line);
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else
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r = show_image_info(argv[0], bus, path, &new_line);
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}
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return r;
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@ -1143,7 +1303,7 @@ static int help(int argc, char *argv[], void *userdata) {
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" --mkdir Create directory before bind mounting, if missing\n\n"
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"Machine Commands:\n"
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" list List running VMs and containers\n"
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" status NAME... Show VM/container status\n"
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" status NAME... Show VM/container details\n"
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" show NAME... Show properties of one or more VMs/containers\n"
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" login NAME Get a login prompt on a container\n"
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" poweroff NAME... Power off one or more containers\n"
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@ -1153,8 +1313,10 @@ static int help(int argc, char *argv[], void *userdata) {
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" bind NAME PATH [PATH] Bind mount a path from the host into a container\n"
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" copy-to NAME PATH [PATH] Copy files from the host to a container\n"
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" copy-from NAME PATH [PATH] Copy files from a container to the host\n\n"
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"Image commands:\n"
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" list-images Show available images\n",
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"Image Commands:\n"
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" list-images Show available images\n"
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" image-status NAME... Show image details\n"
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" show-image NAME... Show properties of image\n",
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program_invocation_short_name);
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return 0;
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@ -1278,8 +1440,10 @@ static int machinectl_main(int argc, char *argv[], sd_bus *bus) {
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{ "help", VERB_ANY, VERB_ANY, 0, help },
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{ "list", VERB_ANY, 1, VERB_DEFAULT, list_machines },
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{ "list-images", VERB_ANY, 1, 0, list_images },
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{ "status", 2, VERB_ANY, 0, show },
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{ "show", VERB_ANY, VERB_ANY, 0, show },
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{ "status", 2, VERB_ANY, 0, show_machine },
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{ "image-status",2, VERB_ANY, 0, show_image },
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{ "show", VERB_ANY, VERB_ANY, 0, show_machine },
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{ "show-image", VERB_ANY, VERB_ANY, 0, show_image },
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{ "terminate", 2, VERB_ANY, 0, terminate_machine },
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{ "reboot", 2, VERB_ANY, 0, reboot_machine },
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{ "poweroff", 2, VERB_ANY, 0, poweroff_machine },
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