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Diffstat (limited to 'src/machine/machinectl.c')
-rw-r--r--src/machine/machinectl.c152
1 files changed, 123 insertions, 29 deletions
diff --git a/src/machine/machinectl.c b/src/machine/machinectl.c
index 4acce4bea7..74e1a349bc 100644
--- a/src/machine/machinectl.c
+++ b/src/machine/machinectl.c
@@ -60,6 +60,9 @@
#include "util.h"
#include "verbs.h"
#include "web-util.h"
+#include "stdio-util.h"
+
+#define ALL_IP_ADDRESSES -1
static char **arg_property = NULL;
static bool arg_all = false;
@@ -82,6 +85,9 @@ static ImportVerify arg_verify = IMPORT_VERIFY_SIGNATURE;
static const char* arg_format = NULL;
static const char *arg_uid = NULL;
static char **arg_setenv = NULL;
+static int arg_addrs = 1;
+
+static int print_addresses(sd_bus *bus, const char *name, int, const char *pr1, const char *pr2, int n_addr);
static void polkit_agent_open_if_enabled(void) {
@@ -110,6 +116,7 @@ typedef struct MachineInfo {
const char *class;
const char *service;
char *os;
+ char *version_id;
} MachineInfo;
static int compare_machine_info(const void *a, const void *b) {
@@ -124,20 +131,27 @@ static void clean_machine_info(MachineInfo *machines, size_t n_machines) {
if (!machines || n_machines == 0)
return;
- for (i = 0; i < n_machines; i++)
+ for (i = 0; i < n_machines; i++) {
free(machines[i].os);
+ free(machines[i].version_id);
+ }
free(machines);
}
-static int get_os_name(sd_bus *bus, const char *name, char **out) {
+static int get_os_release_property(sd_bus *bus, const char *name, const char *query, ...) {
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
- const char *k, *v, *os;
- char *str;
+ const char *k, *v, *iter, **query_res = NULL;
+ size_t count = 0, awaited_args = 0;
+ va_list ap;
int r;
assert(bus);
assert(name);
- assert(out);
+ assert(query);
+
+ NULSTR_FOREACH(iter, query)
+ awaited_args++;
+ query_res = newa0(const char *, awaited_args);
r = sd_bus_call_method(bus,
"org.freedesktop.machine1",
@@ -153,8 +167,14 @@ static int get_os_name(sd_bus *bus, const char *name, char **out) {
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(reply, "{ss}", &k, &v)) > 0) {
- if (streq(k, "PRETTY_NAME"))
- os = v;
+ count = 0;
+ NULSTR_FOREACH(iter, query) {
+ if (streq(k, iter)) {
+ query_res[count] = v;
+ break;
+ }
+ count++;
+ }
}
if (r < 0)
return bus_log_parse_error(r);
@@ -163,10 +183,22 @@ static int get_os_name(sd_bus *bus, const char *name, char **out) {
if (r < 0)
return bus_log_parse_error(r);
- str = strdup(os);
- if (!str)
- return log_oom();
- *out = str;
+ va_start(ap, query);
+ for (count = 0; count < awaited_args; count++) {
+ char *val, **out;
+
+ out = va_arg(ap, char **);
+ assert(out);
+ if (query_res[count]) {
+ val = strdup(query_res[count]);
+ if (!val) {
+ va_end(ap);
+ return log_oom();
+ }
+ *out = val;
+ }
+ }
+ va_end(ap);
return 0;
}
@@ -174,9 +206,10 @@ static int get_os_name(sd_bus *bus, const char *name, char **out) {
static int list_machines(int argc, char *argv[], void *userdata) {
size_t max_name = strlen("MACHINE"), max_class = strlen("CLASS"),
- max_service = strlen("SERVICE"), max_os = strlen("OS");
+ max_service = strlen("SERVICE"), max_os = strlen("OS"), max_version_id = strlen("VERSION");
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
+ _cleanup_free_ char *prefix = NULL;
MachineInfo *machines = NULL;
const char *name, *class, *service, *object;
size_t n_machines = 0, n_allocated = 0, j;
@@ -215,7 +248,11 @@ static int list_machines(int argc, char *argv[], void *userdata) {
}
machines[n_machines].os = NULL;
- r = get_os_name(bus, name, &machines[n_machines].os);
+ machines[n_machines].version_id = NULL;
+ r = get_os_release_property(bus, name,
+ "ID\0" "VERSION_ID\0",
+ &machines[n_machines].os,
+ &machines[n_machines].version_id);
if (r < 0)
goto out;
@@ -235,10 +272,14 @@ static int list_machines(int argc, char *argv[], void *userdata) {
if (l > max_service)
max_service = l;
- l = machines[n_machines].os ? strlen(machines[n_machines].os) : 0;
+ l = machines[n_machines].os ? strlen(machines[n_machines].os) : 1;
if (l > max_os)
max_os = l;
+ l = machines[n_machines].version_id ? strlen(machines[n_machines].version_id) : 1;
+ if (l > max_version_id)
+ max_version_id = l;
+
n_machines++;
}
if (r < 0) {
@@ -254,19 +295,40 @@ static int list_machines(int argc, char *argv[], void *userdata) {
qsort_safe(machines, n_machines, sizeof(MachineInfo), compare_machine_info);
+ /* Allocate for prefix max characters for all fields + spaces between them + strlen(",\n") */
+ r = asprintf(&prefix, "%-*s",
+ (int) (max_name +
+ max_class +
+ max_service +
+ max_os +
+ max_version_id + 5 + strlen(",\n")),
+ ",\n");
+ if (r < 0) {
+ r = log_oom();
+ goto out;
+ }
+
if (arg_legend && n_machines > 0)
- printf("%-*s %-*s %-*s %-*s\n",
+ printf("%-*s %-*s %-*s %-*s %-*s %s\n",
(int) max_name, "MACHINE",
(int) max_class, "CLASS",
(int) max_service, "SERVICE",
- (int) max_os, "OS");
+ (int) max_os, "OS",
+ (int) max_version_id, "VERSION",
+ "ADDRESSES");
- for (j = 0; j < n_machines; j++)
- printf("%-*s %-*s %-*s %-*s\n",
+ for (j = 0; j < n_machines; j++) {
+ printf("%-*s %-*s %-*s %-*s %-*s ",
(int) max_name, machines[j].name,
(int) max_class, machines[j].class,
- (int) max_service, machines[j].service,
- (int) max_os, machines[j].os ? machines[j].os : "");
+ (int) max_service, strdash_if_empty(machines[j].service),
+ (int) max_os, strdash_if_empty(machines[j].os),
+ (int) max_version_id, strdash_if_empty(machines[j].version_id));
+
+ r = print_addresses(bus, machines[j].name, 0, "", prefix, arg_addrs);
+ if (r == -ENOSYS)
+ printf("-\n");
+ }
if (arg_legend && n_machines > 0)
printf("\n%zu machines listed.\n", n_machines);
@@ -467,8 +529,10 @@ static int show_unit_cgroup(sd_bus *bus, const char *unit, pid_t leader) {
return 0;
}
-static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *prefix, const char *prefix2) {
+static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *prefix, const char *prefix2, int n_addr) {
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
+ _cleanup_free_ char *addresses = NULL;
+ bool truncate = false;
int r;
assert(bus);
@@ -487,6 +551,11 @@ static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *p
if (r < 0)
return r;
+ addresses = strdup(prefix);
+ if (!addresses)
+ return log_oom();
+ prefix = "";
+
r = sd_bus_message_enter_container(reply, 'a', "(iay)");
if (r < 0)
return bus_log_parse_error(r);
@@ -495,7 +564,7 @@ static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *p
int family;
const void *a;
size_t sz;
- char buffer[MAX(INET6_ADDRSTRLEN, INET_ADDRSTRLEN)];
+ char buf_ifi[DECIMAL_STR_MAX(int) + 2], buffer[MAX(INET6_ADDRSTRLEN, INET_ADDRSTRLEN)];
r = sd_bus_message_read(reply, "i", &family);
if (r < 0)
@@ -505,11 +574,16 @@ static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *p
if (r < 0)
return bus_log_parse_error(r);
- fputs(prefix, stdout);
- fputs(inet_ntop(family, a, buffer, sizeof(buffer)), stdout);
- if (family == AF_INET6 && ifi > 0)
- printf("%%%i", ifi);
- fputc('\n', stdout);
+ if (n_addr != 0) {
+ if (family == AF_INET6 && ifi > 0)
+ xsprintf(buf_ifi, "%%%i", ifi);
+ else
+ strcpy(buf_ifi, "");
+
+ if(!strextend(&addresses, prefix, inet_ntop(family, a, buffer, sizeof(buffer)), buf_ifi, NULL))
+ return log_oom();
+ } else
+ truncate = true;
r = sd_bus_message_exit_container(reply);
if (r < 0)
@@ -517,6 +591,9 @@ static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *p
if (prefix != prefix2)
prefix = prefix2;
+
+ if (n_addr > 0)
+ n_addr -= 1;
}
if (r < 0)
return bus_log_parse_error(r);
@@ -525,6 +602,7 @@ static int print_addresses(sd_bus *bus, const char *name, int ifi, const char *p
if (r < 0)
return bus_log_parse_error(r);
+ fprintf(stdout, "%s%s\n", addresses, truncate ? "..." : "");
return 0;
}
@@ -536,7 +614,7 @@ static int print_os_release(sd_bus *bus, const char *name, const char *prefix) {
assert(name);
assert(prefix);
- r = get_os_name(bus, name, &pretty);
+ r = get_os_release_property(bus, name, "PRETTY_NAME\0", &pretty, NULL);
if (r < 0)
return r;
@@ -644,7 +722,8 @@ static void print_machine_status_info(sd_bus *bus, MachineStatusInfo *i) {
print_addresses(bus, i->name, ifi,
"\t Address: ",
- "\t ");
+ "\n\t ",
+ ALL_IP_ADDRESSES);
print_os_release(bus, i->name, "\t OS: ");
@@ -2546,6 +2625,7 @@ static int help(int argc, char *argv[], void *userdata) {
" --read-only Create read-only bind mount\n"
" --mkdir Create directory before bind mounting, if missing\n"
" -n --lines=INTEGER Number of journal entries to show\n"
+ " --max-addresses=INTEGER Number of internet addresses to show at most\n"
" -o --output=STRING Change journal output mode (short,\n"
" short-monotonic, verbose, export, json,\n"
" json-pretty, json-sse, cat)\n"
@@ -2610,6 +2690,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_FORCE,
ARG_FORMAT,
ARG_UID,
+ ARG_NUMBER_IPS,
};
static const struct option options[] = {
@@ -2636,6 +2717,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "format", required_argument, NULL, ARG_FORMAT },
{ "uid", required_argument, NULL, ARG_UID },
{ "setenv", required_argument, NULL, 'E' },
+ { "max-addresses", required_argument, NULL, ARG_NUMBER_IPS },
{}
};
@@ -2826,6 +2908,18 @@ static int parse_argv(int argc, char *argv[]) {
return log_oom();
break;
+ case ARG_NUMBER_IPS:
+ if (streq(optarg, "all"))
+ arg_addrs = ALL_IP_ADDRESSES;
+ else if (safe_atoi(optarg, &arg_addrs) < 0) {
+ log_error("Invalid number of IPs");
+ return -EINVAL;
+ } else if (arg_addrs < 0) {
+ log_error("Number of IPs cannot be negative");
+ return -EINVAL;
+ }
+ break;
+
case '?':
return -EINVAL;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-10-31 19:06:14 +0000