along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include <net/if.h>
#include <getopt.h>
+#include <net/if.h>
#include "sd-bus.h"
-#include "bus-util.h"
+
+#include "af-list.h"
+#include "alloc-util.h"
#include "bus-error.h"
+#include "bus-util.h"
+#include "escape.h"
#include "in-addr-util.h"
-#include "af-list.h"
-#include "build.h"
-
-#include "resolved-dns-packet.h"
+#include "parse-util.h"
#include "resolved-def.h"
+#include "resolved-dns-packet.h"
#define DNS_CALL_TIMEOUT_USEC (45*USEC_PER_SEC)
static uint16_t arg_class = 0;
static bool arg_legend = true;
static uint64_t arg_flags = 0;
+static bool arg_resolve_service = false;
-static void print_source(int ifindex, uint64_t flags) {
+static void print_source(uint64_t flags, usec_t rtt) {
+ char rtt_str[FORMAT_TIMESTAMP_MAX];
if (!arg_legend)
return;
- if (ifindex <= 0 && flags == 0)
+ if (flags == 0)
return;
fputs("\n-- Information acquired via", stdout);
flags & SD_RESOLVED_LLMNR_IPV4 ? " LLMNR/IPv4" : "",
flags & SD_RESOLVED_LLMNR_IPV6 ? " LLMNR/IPv6" : "");
- if (ifindex > 0) {
- char ifname[IF_NAMESIZE] = "";
- printf(" interface %s", strna(if_indextoname(ifindex, ifname)));
- }
+ assert_se(format_timespan(rtt_str, sizeof(rtt_str), rtt, 100));
+
+ printf(" in %s", rtt_str);
fputc('.', stdout);
fputc('\n', stdout);
static int resolve_host(sd_bus *bus, const char *name) {
- _cleanup_bus_message_unref_ sd_bus_message *req = NULL, *reply = NULL;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *req = NULL, *reply = NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
const char *canonical = NULL;
+ char ifname[IF_NAMESIZE] = "";
unsigned c = 0;
- int r, ifindex;
+ int r;
uint64_t flags;
+ usec_t ts;
assert(name);
- log_debug("Resolving %s (family %s, ifindex %i).", name, af_to_name(arg_family) ?: "*", arg_ifindex);
+ if (arg_ifindex > 0 && !if_indextoname(arg_ifindex, ifname))
+ return log_error_errno(errno, "Failed to resolve interface name for index %i: %m", arg_ifindex);
+
+ log_debug("Resolving %s (family %s, interface %s).", name, af_to_name(arg_family) ?: "*", isempty(ifname) ? "*" : ifname);
r = sd_bus_message_new_method_call(
bus,
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_call(bus, req, DNS_CALL_TIMEOUT_USEC, &error, &reply);
- if (r < 0) {
- log_error("%s: resolve call failed: %s", name, bus_error_message(&error, r));
- return r;
- }
+ ts = now(CLOCK_MONOTONIC);
- r = sd_bus_message_read(reply, "i", &ifindex);
+ r = sd_bus_call(bus, req, DNS_CALL_TIMEOUT_USEC, &error, &reply);
if (r < 0)
- return bus_log_parse_error(r);
+ return log_error_errno(r, "%s: resolve call failed: %s", name, bus_error_message(&error, r));
+
+ ts = now(CLOCK_MONOTONIC) - ts;
- r = sd_bus_message_enter_container(reply, 'a', "(iay)");
+ r = sd_bus_message_enter_container(reply, 'a', "(iiay)");
if (r < 0)
return bus_log_parse_error(r);
- while ((r = sd_bus_message_enter_container(reply, 'r', "iay")) > 0) {
+ while ((r = sd_bus_message_enter_container(reply, 'r', "iiay")) > 0) {
+ _cleanup_free_ char *pretty = NULL;
+ int ifindex, family;
const void *a;
- int family;
size_t sz;
- _cleanup_free_ char *pretty = NULL;
- char ifname[IF_NAMESIZE] = "";
- r = sd_bus_message_read(reply, "i", &family);
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(reply, "ii", &ifindex, &family);
if (r < 0)
return bus_log_parse_error(r);
}
if (sz != FAMILY_ADDRESS_SIZE(family)) {
- log_error("%s: systemd-resolved returned address of invalid size %zu for family %s",
- name, sz, af_to_name(family) ?: "unknown");
- continue;
+ log_error("%s: systemd-resolved returned address of invalid size %zu for family %s", name, sz, af_to_name(family) ?: "unknown");
+ return -EINVAL;
}
- if (ifindex > 0) {
- char *t;
-
- t = if_indextoname(ifindex, ifname);
- if (!t) {
- log_error("Failed to resolve interface name for index %i", ifindex);
- continue;
- }
- }
+ ifname[0] = 0;
+ if (ifindex > 0 && !if_indextoname(ifindex, ifname))
+ log_warning_errno(errno, "Failed to resolve interface name for index %i: %m", ifindex);
r = in_addr_to_string(family, a, &pretty);
- if (r < 0) {
- log_error_errno(r, "%s: failed to print address: %m", name);
- continue;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to print address for %s: %m", name);
printf("%*s%s %s%s%s\n",
(int) strlen(name), c == 0 ? name : "", c == 0 ? ":" : " ",
if (r < 0)
return bus_log_parse_error(r);
- if (!streq(name, canonical)) {
+ if (!streq(name, canonical))
printf("%*s%s (%s)\n",
(int) strlen(name), c == 0 ? name : "", c == 0 ? ":" : " ",
canonical);
- }
if (c == 0) {
log_error("%s: no addresses found", name);
return -ESRCH;
}
- print_source(ifindex, flags);
+ print_source(flags, ts);
return 0;
}
static int resolve_address(sd_bus *bus, int family, const union in_addr_union *address, int ifindex) {
- _cleanup_bus_message_unref_ sd_bus_message *req = NULL, *reply = NULL;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *req = NULL, *reply = NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ char *pretty = NULL;
char ifname[IF_NAMESIZE] = "";
uint64_t flags;
unsigned c = 0;
- const char *n;
+ usec_t ts;
int r;
assert(bus);
assert(IN_SET(family, AF_INET, AF_INET6));
assert(address);
+ if (ifindex <= 0)
+ ifindex = arg_ifindex;
+
r = in_addr_to_string(family, address, &pretty);
if (r < 0)
return log_oom();
- if (ifindex > 0) {
- char *t;
-
- t = if_indextoname(ifindex, ifname);
- if (!t) {
- log_error("Failed to resolve interface name for index %i", ifindex);
- return -errno;
- }
- }
+ if (ifindex > 0 && !if_indextoname(ifindex, ifname))
+ return log_error_errno(errno, "Failed to resolve interface name for index %i: %m", ifindex);
log_debug("Resolving %s%s%s.", pretty, isempty(ifname) ? "" : "%", ifname);
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_message_set_auto_start(req, false);
- if (r < 0)
- return bus_log_create_error(r);
-
r = sd_bus_message_append(req, "ii", ifindex, family);
if (r < 0)
return bus_log_create_error(r);
if (r < 0)
return bus_log_create_error(r);
+ ts = now(CLOCK_MONOTONIC);
+
r = sd_bus_call(bus, req, DNS_CALL_TIMEOUT_USEC, &error, &reply);
if (r < 0) {
log_error("%s: resolve call failed: %s", pretty, bus_error_message(&error, r));
return r;
}
- r = sd_bus_message_read(reply, "i", &ifindex);
- if (r < 0)
- return bus_log_parse_error(r);
+ ts = now(CLOCK_MONOTONIC) - ts;
- r = sd_bus_message_enter_container(reply, 'a', "s");
+ r = sd_bus_message_enter_container(reply, 'a', "(is)");
if (r < 0)
return bus_log_create_error(r);
- while ((r = sd_bus_message_read(reply, "s", &n)) > 0) {
+ while ((r = sd_bus_message_enter_container(reply, 'r', "is")) > 0) {
+ const char *n;
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(reply, "is", &ifindex, &n);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return r;
- printf("%*s%s%s%s %s\n",
+ ifname[0] = 0;
+ if (ifindex > 0 && !if_indextoname(ifindex, ifname))
+ log_warning_errno(errno, "Failed to resolve interface name for index %i: %m", ifindex);
+
+ printf("%*s%*s%*s%s %s\n",
(int) strlen(pretty), c == 0 ? pretty : "",
- isempty(ifname) ? "" : "%", ifname,
+ isempty(ifname) ? 0 : 1, c > 0 || isempty(ifname) ? "" : "%",
+ (int) strlen(ifname), c == 0 ? ifname : "",
c == 0 ? ":" : " ",
n);
return -ESRCH;
}
- print_source(ifindex, flags);
+ print_source(flags, ts);
return 0;
}
percent = strchr(s, '%');
if (percent) {
- r = safe_atoi(percent+1, &ifi);
- if (r < 0 || ifi <= 0) {
+ if (parse_ifindex(percent+1, &ifi) < 0) {
ifi = if_nametoindex(percent+1);
if (ifi <= 0)
return -EINVAL;
static int resolve_record(sd_bus *bus, const char *name) {
- _cleanup_bus_message_unref_ sd_bus_message *req = NULL, *reply = NULL;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *req = NULL, *reply = NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ char ifname[IF_NAMESIZE] = "";
unsigned n = 0;
uint64_t flags;
- int r, ifindex;
+ int r;
+ usec_t ts;
assert(name);
- log_debug("Resolving %s %s %s.", name, dns_class_to_string(arg_class), dns_type_to_string(arg_type));
+ if (arg_ifindex > 0 && !if_indextoname(arg_ifindex, ifname))
+ return log_error_errno(errno, "Failed to resolve interface name for index %i: %m", arg_ifindex);
+
+ log_debug("Resolving %s %s %s (interface %s).", name, dns_class_to_string(arg_class), dns_type_to_string(arg_type), isempty(ifname) ? "*" : ifname);
r = sd_bus_message_new_method_call(
bus,
if (r < 0)
return bus_log_create_error(r);
+ ts = now(CLOCK_MONOTONIC);
+
r = sd_bus_call(bus, req, DNS_CALL_TIMEOUT_USEC, &error, &reply);
if (r < 0) {
log_error("%s: resolve call failed: %s", name, bus_error_message(&error, r));
return r;
}
- r = sd_bus_message_read(reply, "i", &ifindex);
- if (r < 0)
- return bus_log_parse_error(r);
+ ts = now(CLOCK_MONOTONIC) - ts;
- r = sd_bus_message_enter_container(reply, 'a', "(qqay)");
+ r = sd_bus_message_enter_container(reply, 'a', "(iqqay)");
if (r < 0)
return bus_log_parse_error(r);
- while ((r = sd_bus_message_enter_container(reply, 'r', "qqay")) > 0) {
+ while ((r = sd_bus_message_enter_container(reply, 'r', "iqqay")) > 0) {
_cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL;
_cleanup_(dns_packet_unrefp) DnsPacket *p = NULL;
_cleanup_free_ char *s = NULL;
uint16_t c, t;
+ int ifindex;
const void *d;
size_t l;
- r = sd_bus_message_read(reply, "qq", &c, &t);
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(reply, "iqq", &ifindex, &c, &t);
if (r < 0)
return bus_log_parse_error(r);
if (r < 0)
return log_oom();
+ p->refuse_compression = true;
+
r = dns_packet_append_blob(p, d, l, NULL);
if (r < 0)
return log_oom();
return r;
}
- printf("%s\n", s);
+ ifname[0] = 0;
+ if (ifindex > 0 && !if_indextoname(ifindex, ifname))
+ log_warning_errno(errno, "Failed to resolve interface name for index %i: %m", ifindex);
+
+ printf("%s%s%s\n", s, isempty(ifname) ? "" : " # interface ", ifname);
n++;
}
if (r < 0)
return -ESRCH;
}
- print_source(ifindex, flags);
+ print_source(flags, ts);
+
+ return 0;
+}
+
+static int resolve_service(sd_bus *bus, const char *name, const char *type, const char *domain) {
+ const char *canonical_name, *canonical_type, *canonical_domain;
+ _cleanup_(sd_bus_message_unrefp) sd_bus_message *req = NULL, *reply = NULL;
+ _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
+ char ifname[IF_NAMESIZE] = "";
+ size_t indent, sz;
+ uint64_t flags;
+ const char *p;
+ unsigned c;
+ usec_t ts;
+ int r;
+
+ assert(bus);
+ assert(domain);
+
+ if (isempty(name))
+ name = NULL;
+ if (isempty(type))
+ type = NULL;
+
+ if (arg_ifindex > 0 && !if_indextoname(arg_ifindex, ifname))
+ return log_error_errno(errno, "Failed to resolve interface name for index %i: %m", arg_ifindex);
+
+ if (name)
+ log_debug("Resolving service \"%s\" of type %s in %s (family %s, interface %s).", name, type, domain, af_to_name(arg_family) ?: "*", isempty(ifname) ? "*" : ifname);
+ else if (type)
+ log_debug("Resolving service type %s of %s (family %s, interface %s).", type, domain, af_to_name(arg_family) ?: "*", isempty(ifname) ? "*" : ifname);
+ else
+ log_debug("Resolving service type %s (family %s, interface %s).", domain, af_to_name(arg_family) ?: "*", isempty(ifname) ? "*" : ifname);
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ &req,
+ "org.freedesktop.resolve1",
+ "/org/freedesktop/resolve1",
+ "org.freedesktop.resolve1.Manager",
+ "ResolveService");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(req, "isssit", arg_ifindex, name, type, domain, arg_family, arg_flags);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ ts = now(CLOCK_MONOTONIC);
+
+ r = sd_bus_call(bus, req, DNS_CALL_TIMEOUT_USEC, &error, &reply);
+ if (r < 0)
+ return log_error_errno(r, "Resolve call failed: %s", bus_error_message(&error, r));
+
+ ts = now(CLOCK_MONOTONIC) - ts;
+
+ r = sd_bus_message_enter_container(reply, 'a', "(qqqsa(iiay)s)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ indent =
+ (name ? strlen(name) + 1 : 0) +
+ (type ? strlen(type) + 1 : 0) +
+ strlen(domain) + 2;
+
+ c = 0;
+ while ((r = sd_bus_message_enter_container(reply, 'r', "qqqsa(iiay)s")) > 0) {
+ uint16_t priority, weight, port;
+ const char *hostname, *canonical;
+
+ r = sd_bus_message_read(reply, "qqqs", &priority, &weight, &port, &hostname);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (name)
+ printf("%*s%s", (int) strlen(name), c == 0 ? name : "", c == 0 ? "/" : " ");
+ if (type)
+ printf("%*s%s", (int) strlen(type), c == 0 ? type : "", c == 0 ? "/" : " ");
+
+ printf("%*s%s %s:%u [priority=%u, weight=%u]\n",
+ (int) strlen(domain), c == 0 ? domain : "",
+ c == 0 ? ":" : " ",
+ hostname, port,
+ priority, weight);
+
+ r = sd_bus_message_enter_container(reply, 'a', "(iiay)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_enter_container(reply, 'r', "iiay")) > 0) {
+ _cleanup_free_ char *pretty = NULL;
+ int ifindex, family;
+ const void *a;
+
+ assert_cc(sizeof(int) == sizeof(int32_t));
+
+ r = sd_bus_message_read(reply, "ii", &ifindex, &family);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_read_array(reply, 'y', &a, &sz);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (!IN_SET(family, AF_INET, AF_INET6)) {
+ log_debug("%s: skipping entry with family %d (%s)", name, family, af_to_name(family) ?: "unknown");
+ continue;
+ }
+
+ if (sz != FAMILY_ADDRESS_SIZE(family)) {
+ log_error("%s: systemd-resolved returned address of invalid size %zu for family %s", name, sz, af_to_name(family) ?: "unknown");
+ return -EINVAL;
+ }
+
+ ifname[0] = 0;
+ if (ifindex > 0 && !if_indextoname(ifindex, ifname))
+ log_warning_errno(errno, "Failed to resolve interface name for index %i: %m", ifindex);
+
+ r = in_addr_to_string(family, a, &pretty);
+ if (r < 0)
+ return log_error_errno(r, "Failed to print address for %s: %m", name);
+
+ printf("%*s%s%s%s\n", (int) indent, "", pretty, isempty(ifname) ? "" : "%s", ifname);
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_read(reply, "s", &canonical);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (!streq(hostname, canonical))
+ printf("%*s(%s)\n", (int) indent, "", canonical);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ c++;
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_enter_container(reply, 'a', "ay");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ c = 0;
+ while ((r = sd_bus_message_read_array(reply, 'y', (const void**) &p, &sz)) > 0) {
+ _cleanup_free_ char *escaped = NULL;
+
+ escaped = cescape_length(p, sz);
+ if (!escaped)
+ return log_oom();
+
+ printf("%*s%s\n", (int) indent, "", escaped);
+ c++;
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_read(reply, "ssst", &canonical_name, &canonical_type, &canonical_domain, &flags);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (isempty(canonical_name))
+ canonical_name = NULL;
+ if (isempty(canonical_type))
+ canonical_type = NULL;
+
+ if (!streq_ptr(name, canonical_name) ||
+ !streq_ptr(type, canonical_type) ||
+ !streq_ptr(domain, canonical_domain)) {
+
+ printf("%*s(", (int) indent, "");
+
+ if (canonical_name)
+ printf("%s/", canonical_name);
+ if (canonical_type)
+ printf("%s/", canonical_type);
+
+ printf("%s)\n", canonical_domain);
+ }
+
+ print_source(flags, ts);
return 0;
}
const char *t;
if (arg_legend)
- puts("Known dns types:");
+ puts("Known DNS RR types:");
for (i = 0; i < _DNS_TYPE_MAX; i++) {
t = dns_type_to_string(i);
if (t)
const char *t;
if (arg_legend)
- puts("Known dns classes:");
+ puts("Known DNS RR classes:");
for (i = 0; i < _DNS_CLASS_MAX; i++) {
t = dns_class_to_string(i);
if (t)
}
static void help(void) {
- printf("%s [OPTIONS...]\n\n"
- "Resolve IPv4 or IPv6 addresses.\n\n"
- " -h --help Show this help\n"
- " --version Show package version\n"
- " -4 Resolve IPv4 addresses\n"
- " -6 Resolve IPv6 addresses\n"
- " -i INTERFACE Look on interface\n"
- " -p --protocol=PROTOCOL Look via protocol\n"
- " -t --type=TYPE Query RR with DNS type\n"
- " -c --class=CLASS Query RR with DNS class\n"
- " --legend[=BOOL] Do [not] print column headers\n"
- , program_invocation_short_name);
+ printf("%s [OPTIONS...] NAME...\n"
+ "%s [OPTIONS...] --service [[NAME] TYPE] DOMAIN\n\n"
+ "Resolve domain names, IPv4 or IPv6 addresses, resource records, and services.\n\n"
+ " -h --help Show this help\n"
+ " --version Show package version\n"
+ " -4 Resolve IPv4 addresses\n"
+ " -6 Resolve IPv6 addresses\n"
+ " -i INTERFACE Look on interface\n"
+ " -p --protocol=PROTOCOL Look via protocol\n"
+ " -t --type=TYPE Query RR with DNS type\n"
+ " -c --class=CLASS Query RR with DNS class\n"
+ " --service Resolve service (SRV)\n"
+ " --service-address=BOOL Do [not] resolve address for services\n"
+ " --service-txt=BOOL Do [not] resolve TXT records for services\n"
+ " --cname=BOOL Do [not] follow CNAME redirects\n"
+ " --search=BOOL Do [not] use search domains\n"
+ " --legend=BOOL Do [not] print column headers\n"
+ , program_invocation_short_name, program_invocation_short_name);
}
static int parse_argv(int argc, char *argv[]) {
enum {
ARG_VERSION = 0x100,
ARG_LEGEND,
+ ARG_SERVICE,
+ ARG_CNAME,
+ ARG_SERVICE_ADDRESS,
+ ARG_SERVICE_TXT,
+ ARG_SEARCH,
};
static const struct option options[] = {
- { "help", no_argument, NULL, 'h' },
- { "version", no_argument, NULL, ARG_VERSION },
- { "type", required_argument, NULL, 't' },
- { "class", required_argument, NULL, 'c' },
- { "legend", optional_argument, NULL, ARG_LEGEND },
- { "protocol", required_argument, NULL, 'p' },
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, ARG_VERSION },
+ { "type", required_argument, NULL, 't' },
+ { "class", required_argument, NULL, 'c' },
+ { "legend", required_argument, NULL, ARG_LEGEND },
+ { "protocol", required_argument, NULL, 'p' },
+ { "cname", required_argument, NULL, ARG_CNAME },
+ { "service", no_argument, NULL, ARG_SERVICE },
+ { "service-address", required_argument, NULL, ARG_SERVICE_ADDRESS },
+ { "service-txt", required_argument, NULL, ARG_SERVICE_TXT },
+ { "search", required_argument, NULL, ARG_SEARCH },
{}
};
return 0; /* done */;
case ARG_VERSION:
- puts(PACKAGE_STRING);
- puts(SYSTEMD_FEATURES);
- return 0 /* done */;
+ return version();
case '4':
arg_family = AF_INET;
arg_family = AF_INET6;
break;
- case 'i':
- arg_ifindex = if_nametoindex(optarg);
- if (arg_ifindex <= 0)
- return log_error_errno(errno, "Unknown interfaces %s: %m", optarg);
+ case 'i': {
+ int ifi;
+
+ if (parse_ifindex(optarg, &ifi) >= 0)
+ arg_ifindex = ifi;
+ else {
+ ifi = if_nametoindex(optarg);
+ if (ifi <= 0)
+ return log_error_errno(errno, "Unknown interface %s: %m", optarg);
+
+ arg_ifindex = ifi;
+ }
+
break;
+ }
case 't':
if (streq(optarg, "help")) {
break;
case ARG_LEGEND:
- if (optarg) {
- r = parse_boolean(optarg);
- if (r < 0) {
- log_error("Failed to parse --legend= argument");
- return r;
- }
-
- arg_legend = !!r;
- } else
- arg_legend = false;
+ r = parse_boolean(optarg);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse --legend= argument");
+
+ arg_legend = r;
break;
case 'p':
break;
+ case ARG_SERVICE:
+ arg_resolve_service = true;
+ break;
+
+ case ARG_CNAME:
+ r = parse_boolean(optarg);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse --cname= argument.");
+ if (r == 0)
+ arg_flags |= SD_RESOLVED_NO_CNAME;
+ else
+ arg_flags &= ~SD_RESOLVED_NO_CNAME;
+ break;
+
+ case ARG_SERVICE_ADDRESS:
+ r = parse_boolean(optarg);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse --service-address= argument.");
+ if (r == 0)
+ arg_flags |= SD_RESOLVED_NO_ADDRESS;
+ else
+ arg_flags &= ~SD_RESOLVED_NO_ADDRESS;
+ break;
+
+ case ARG_SERVICE_TXT:
+ r = parse_boolean(optarg);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse --service-txt= argument.");
+ if (r == 0)
+ arg_flags |= SD_RESOLVED_NO_TXT;
+ else
+ arg_flags &= ~SD_RESOLVED_NO_TXT;
+ break;
+
+ case ARG_SEARCH:
+ r = parse_boolean(optarg);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse --search argument.");
+ if (r == 0)
+ arg_flags |= SD_RESOLVED_NO_SEARCH;
+ else
+ arg_flags &= ~SD_RESOLVED_NO_SEARCH;
+ break;
+
case '?':
return -EINVAL;
}
if (arg_type == 0 && arg_class != 0) {
- log_error("--class= may only be used in conjunction with --type=");
+ log_error("--class= may only be used in conjunction with --type=.");
+ return -EINVAL;
+ }
+
+ if (arg_type != 0 && arg_resolve_service) {
+ log_error("--service and --type= may not be combined.");
return -EINVAL;
}
}
int main(int argc, char **argv) {
- _cleanup_bus_flush_close_unref_ sd_bus *bus = NULL;
+ _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
int r;
log_parse_environment();
goto finish;
}
+ if (arg_resolve_service) {
+
+ if (argc < optind + 1) {
+ log_error("Domain specification required.");
+ r = -EINVAL;
+ goto finish;
+
+ } else if (argc == optind + 1)
+ r = resolve_service(bus, NULL, NULL, argv[optind]);
+ else if (argc == optind + 2)
+ r = resolve_service(bus, NULL, argv[optind], argv[optind+1]);
+ else if (argc == optind + 3)
+ r = resolve_service(bus, argv[optind], argv[optind+1], argv[optind+2]);
+ else {
+ log_error("Too many arguments");
+ r = -EINVAL;
+ goto finish;
+ }
+
+ goto finish;
+ }
+
while (argv[optind]) {
int family, ifindex, k;
union in_addr_union a;
projects / thirdparty / systemd.git / blobdiff