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-rw-r--r--src/libsystemd/src/sd-resolve/test-resolve.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/src/libsystemd/src/sd-resolve/test-resolve.c b/src/libsystemd/src/sd-resolve/test-resolve.c
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index 0000000000..0a5bba81cf
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+++ b/src/libsystemd/src/sd-resolve/test-resolve.c
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+/***
+ This file is part of systemd.
+
+ Copyright 2005-2008 Lennart Poettering
+ Copyright 2014 Daniel Buch
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <arpa/inet.h>
+#include <errno.h>
+#include <netinet/in.h>
+#include <resolv.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/socket.h>
+
+#include "systemd-basic/alloc-util.h"
+#include "systemd-basic/macro.h"
+#include "systemd-basic/socket-util.h"
+#include "systemd-basic/string-util.h"
+#include "systemd-staging/sd-resolve.h"
+
+static int getaddrinfo_handler(sd_resolve_query *q, int ret, const struct addrinfo *ai, void *userdata) {
+ const struct addrinfo *i;
+
+ assert_se(q);
+
+ if (ret != 0) {
+ log_error("getaddrinfo error: %s %i", gai_strerror(ret), ret);
+ return 0;
+ }
+
+ for (i = ai; i; i = i->ai_next) {
+ _cleanup_free_ char *addr = NULL;
+
+ assert_se(sockaddr_pretty(i->ai_addr, i->ai_addrlen, false, true, &addr) == 0);
+ puts(addr);
+ }
+
+ printf("canonical name: %s\n", strna(ai->ai_canonname));
+
+ return 0;
+}
+
+static int getnameinfo_handler(sd_resolve_query *q, int ret, const char *host, const char *serv, void *userdata) {
+ assert_se(q);
+
+ if (ret != 0) {
+ log_error("getnameinfo error: %s %i", gai_strerror(ret), ret);
+ return 0;
+ }
+
+ printf("Host: %s — Serv: %s\n", strna(host), strna(serv));
+ return 0;
+}
+
+int main(int argc, char *argv[]) {
+ _cleanup_(sd_resolve_query_unrefp) sd_resolve_query *q1 = NULL, *q2 = NULL;
+ _cleanup_(sd_resolve_unrefp) sd_resolve *resolve = NULL;
+ int r = 0;
+
+ struct addrinfo hints = {
+ .ai_family = PF_UNSPEC,
+ .ai_socktype = SOCK_STREAM,
+ .ai_flags = AI_CANONNAME
+ };
+
+ struct sockaddr_in sa = {
+ .sin_family = AF_INET,
+ .sin_port = htons(80)
+ };
+
+ assert_se(sd_resolve_default(&resolve) >= 0);
+
+ /* Test a floating resolver query */
+ sd_resolve_getaddrinfo(resolve, NULL, "redhat.com", "http", NULL, getaddrinfo_handler, NULL);
+
+ /* Make a name -> address query */
+ r = sd_resolve_getaddrinfo(resolve, &q1, argc >= 2 ? argv[1] : "www.heise.de", NULL, &hints, getaddrinfo_handler, NULL);
+ if (r < 0)
+ log_error_errno(r, "sd_resolve_getaddrinfo(): %m");
+
+ /* Make an address -> name query */
+ sa.sin_addr.s_addr = inet_addr(argc >= 3 ? argv[2] : "193.99.144.71");
+ r = sd_resolve_getnameinfo(resolve, &q2, (struct sockaddr*) &sa, sizeof(sa), 0, SD_RESOLVE_GET_BOTH, getnameinfo_handler, NULL);
+ if (r < 0)
+ log_error_errno(r, "sd_resolve_getnameinfo(): %m");
+
+ /* Wait until all queries are completed */
+ for (;;) {
+ r = sd_resolve_wait(resolve, (uint64_t) -1);
+ if (r == 0)
+ break;
+ if (r < 0) {
+ log_error_errno(r, "sd_resolve_wait(): %m");
+ assert_not_reached("sd_resolve_wait() failed");
+ }
+ }
+
+ return 0;
+}