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Commit | Line | Data |
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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
e963e3ad | 2 | |
e963e3ad | 3 | #include <arpa/inet.h> |
07630cea | 4 | #include <errno.h> |
3bf175f0 | 5 | #include <net/if_arp.h> |
e963e3ad | 6 | #include <netinet/in.h> |
e963e3ad | 7 | #include <resolv.h> |
07630cea | 8 | #include <stdio.h> |
e963e3ad | 9 | |
3bedba4a | 10 | #include "sd-resolve.h" |
07630cea | 11 | |
b5efdb8a | 12 | #include "alloc-util.h" |
e963e3ad | 13 | #include "macro.h" |
07630cea LP |
14 | #include "socket-util.h" |
15 | #include "string-util.h" | |
965040d8 | 16 | #include "tests.h" |
ef118d00 | 17 | #include "time-util.h" |
e963e3ad | 18 | |
5bf5510b LP |
19 | #define TEST_TIMEOUT_USEC (20*USEC_PER_SEC) |
20 | ||
93f1bcf4 LP |
21 | static int getaddrinfo_handler(sd_resolve_query *q, int ret, const struct addrinfo *ai, void *userdata) { |
22 | const struct addrinfo *i; | |
23 | ||
0c0cdb06 | 24 | assert_se(q); |
93f1bcf4 LP |
25 | |
26 | if (ret != 0) { | |
ff49bc32 | 27 | log_error("getaddrinfo error: %s %i", gai_strerror(ret), ret); |
93f1bcf4 LP |
28 | return 0; |
29 | } | |
30 | ||
31 | for (i = ai; i; i = i->ai_next) { | |
32 | _cleanup_free_ char *addr = NULL; | |
33 | ||
3b1c5241 | 34 | assert_se(sockaddr_pretty(i->ai_addr, i->ai_addrlen, false, true, &addr) == 0); |
93f1bcf4 LP |
35 | puts(addr); |
36 | } | |
37 | ||
38 | printf("canonical name: %s\n", strna(ai->ai_canonname)); | |
39 | ||
40 | return 0; | |
41 | } | |
42 | ||
43 | static int getnameinfo_handler(sd_resolve_query *q, int ret, const char *host, const char *serv, void *userdata) { | |
0c0cdb06 | 44 | assert_se(q); |
93f1bcf4 LP |
45 | |
46 | if (ret != 0) { | |
ff49bc32 | 47 | log_error("getnameinfo error: %s %i", gai_strerror(ret), ret); |
93f1bcf4 LP |
48 | return 0; |
49 | } | |
50 | ||
ccddd104 | 51 | printf("Host: %s — Serv: %s\n", strna(host), strna(serv)); |
93f1bcf4 LP |
52 | return 0; |
53 | } | |
54 | ||
e963e3ad | 55 | int main(int argc, char *argv[]) { |
4afd3348 LP |
56 | _cleanup_(sd_resolve_query_unrefp) sd_resolve_query *q1 = NULL, *q2 = NULL; |
57 | _cleanup_(sd_resolve_unrefp) sd_resolve *resolve = NULL; | |
6d95e7d9 | 58 | int r; |
77c98a9e DB |
59 | |
60 | struct addrinfo hints = { | |
40eb1b0a | 61 | .ai_family = AF_UNSPEC, |
77c98a9e | 62 | .ai_socktype = SOCK_STREAM, |
3bf175f0 | 63 | .ai_flags = AI_CANONNAME, |
77c98a9e DB |
64 | }; |
65 | ||
3bf175f0 LP |
66 | union sockaddr_union sa = { |
67 | .in.sin_family = AF_INET, | |
68 | .in.sin_port = htobe16(80), | |
77c98a9e | 69 | }; |
e963e3ad | 70 | |
965040d8 YW |
71 | test_setup_logging(LOG_DEBUG); |
72 | ||
93f1bcf4 | 73 | assert_se(sd_resolve_default(&resolve) >= 0); |
e963e3ad | 74 | |
4a134c49 | 75 | /* Test a floating resolver query */ |
48eae2e4 YW |
76 | r = sd_resolve_getaddrinfo(resolve, NULL, "redhat.com", "http", NULL, getaddrinfo_handler, NULL); |
77 | if (r < 0) | |
78 | log_error_errno(r, "sd_resolve_getaddrinfo(): %m"); | |
4a134c49 | 79 | |
e963e3ad | 80 | /* Make a name -> address query */ |
93f1bcf4 | 81 | r = sd_resolve_getaddrinfo(resolve, &q1, argc >= 2 ? argv[1] : "www.heise.de", NULL, &hints, getaddrinfo_handler, NULL); |
968d3d24 | 82 | if (r < 0) |
279d3c9c | 83 | log_error_errno(r, "sd_resolve_getaddrinfo(): %m"); |
e963e3ad DB |
84 | |
85 | /* Make an address -> name query */ | |
3bf175f0 LP |
86 | sa.in.sin_addr.s_addr = inet_addr(argc >= 3 ? argv[2] : "193.99.144.71"); |
87 | r = sd_resolve_getnameinfo(resolve, &q2, &sa.sa, SOCKADDR_LEN(sa), 0, SD_RESOLVE_GET_BOTH, getnameinfo_handler, NULL); | |
968d3d24 | 88 | if (r < 0) |
279d3c9c | 89 | log_error_errno(r, "sd_resolve_getnameinfo(): %m"); |
e963e3ad | 90 | |
1e87f1f2 EV |
91 | /* Wait until all queries are completed */ |
92 | for (;;) { | |
5bf5510b | 93 | r = sd_resolve_wait(resolve, TEST_TIMEOUT_USEC); |
1e87f1f2 EV |
94 | if (r == 0) |
95 | break; | |
5bf5510b | 96 | if (r == -ETIMEDOUT) { |
3f9a0a52 | 97 | /* Let's catch timeouts here, so that we can run safely in a CI that has no reliable DNS. Note |
5bf5510b LP |
98 | * that we invoke exit() directly here, as the stuck NSS call will not allow us to exit |
99 | * cleanly. */ | |
100 | ||
101 | log_notice_errno(r, "sd_resolve_wait() timed out, but that's OK"); | |
102 | exit(EXIT_SUCCESS); | |
5bf5510b | 103 | } |
968d3d24 | 104 | if (r < 0) { |
279d3c9c | 105 | log_error_errno(r, "sd_resolve_wait(): %m"); |
04499a70 | 106 | assert_not_reached(); |
968d3d24 | 107 | } |
e963e3ad DB |
108 | } |
109 | ||
77c98a9e | 110 | return 0; |
e963e3ad | 111 | } |