blob: fa642462a9e63867146c3c563aff9bce7b93d284 [file] [log] [blame]
Daniel Barkalow30ae7642007-09-10 23:02:45 -04001#include "cache.h"
Brandon Williamsb2141fc2017-06-14 11:07:36 -07002#include "config.h"
Stefan Bellerd807c4a2018-04-10 14:26:18 -07003#include "exec-cmd.h"
Tay Ray Chuan888692b2010-03-02 18:49:29 +08004#include "http.h"
Daniel Barkalow30ae7642007-09-10 23:02:45 -04005#include "walker.h"
Jonathan Tan27e35ba2021-02-22 11:20:07 -08006#include "strvec.h"
Daniel Barkalow30ae7642007-09-10 23:02:45 -04007
Jonathan Nieder616f86d2009-11-09 09:04:59 -06008static const char http_fetch_usage[] = "git http-fetch "
Jonathan Tan8d5d2a32020-06-10 13:57:18 -07009"[-c] [-t] [-a] [-v] [--recover] [-w ref] [--stdin | --packfile=hash | commit-id] url";
Jonathan Nieder616f86d2009-11-09 09:04:59 -060010
Jonathan Tan8e6adb62020-06-10 13:57:17 -070011static int fetch_using_walker(const char *raw_url, int get_verbosely,
12 int get_recover, int commits, char **commit_id,
13 const char **write_ref, int commits_on_stdin)
14{
15 char *url = NULL;
16 struct walker *walker;
17 int rc;
18
19 str_end_url_with_slash(raw_url, &url);
20
21 http_init(NULL, url, 0);
22
23 walker = get_http_walker(url);
24 walker->get_verbosely = get_verbosely;
25 walker->get_recover = get_recover;
26 walker->get_progress = 0;
27
28 rc = walker_fetch(walker, commits, commit_id, write_ref, url);
29
30 if (commits_on_stdin)
31 walker_targets_free(commits, commit_id, write_ref);
32
33 if (walker->corrupt_object_found) {
34 fprintf(stderr,
35"Some loose object were found to be corrupt, but they might be just\n"
36"a false '404 Not Found' error message sent with incorrect HTTP\n"
37"status code. Suggest running 'git fsck'.\n");
38 }
39
40 walker_free(walker);
41 http_cleanup();
42 free(url);
43
44 return rc;
45}
46
Jonathan Tan8d5d2a32020-06-10 13:57:18 -070047static void fetch_single_packfile(struct object_id *packfile_hash,
Jonathan Tan27e35ba2021-02-22 11:20:07 -080048 const char *url,
49 const char **index_pack_args) {
Jonathan Tan8d5d2a32020-06-10 13:57:18 -070050 struct http_pack_request *preq;
51 struct slot_results results;
52 int ret;
53
54 http_init(NULL, url, 0);
55
56 preq = new_direct_http_pack_request(packfile_hash->hash, xstrdup(url));
57 if (preq == NULL)
58 die("couldn't create http pack request");
59 preq->slot->results = &results;
Jonathan Tan726b25a2021-02-22 11:20:06 -080060 preq->index_pack_args = index_pack_args;
61 preq->preserve_index_pack_stdout = 1;
Jonathan Tan8d5d2a32020-06-10 13:57:18 -070062
63 if (start_active_slot(preq->slot)) {
64 run_active_slot(preq->slot);
65 if (results.curl_result != CURLE_OK) {
66 die("Unable to get pack file %s\n%s", preq->url,
67 curl_errorstr);
68 }
69 } else {
70 die("Unable to start request");
71 }
72
73 if ((ret = finish_http_pack_request(preq)))
74 die("finish_http_pack_request gave result %d", ret);
75
76 release_http_pack_request(preq);
77 http_cleanup();
78}
79
Jeff King3f2e2292016-07-01 01:58:58 -040080int cmd_main(int argc, const char **argv)
Daniel Barkalow30ae7642007-09-10 23:02:45 -040081{
Daniel Barkalow30ae7642007-09-10 23:02:45 -040082 int commits_on_stdin = 0;
83 int commits;
84 const char **write_ref = NULL;
85 char **commit_id;
Daniel Barkalow30ae7642007-09-10 23:02:45 -040086 int arg = 1;
Daniel Barkalow30ae7642007-09-10 23:02:45 -040087 int get_verbosely = 0;
88 int get_recover = 0;
Jonathan Tan8d5d2a32020-06-10 13:57:18 -070089 int packfile = 0;
brian m. carlson439d3a12020-07-29 23:14:18 +000090 int nongit;
Jonathan Tan8d5d2a32020-06-10 13:57:18 -070091 struct object_id packfile_hash;
Jonathan Tan27e35ba2021-02-22 11:20:07 -080092 struct strvec index_pack_args = STRVEC_INIT;
Daniel Barkalow30ae7642007-09-10 23:02:45 -040093
brian m. carlson439d3a12020-07-29 23:14:18 +000094 setup_git_directory_gently(&nongit);
95
Daniel Barkalow30ae7642007-09-10 23:02:45 -040096 while (arg < argc && argv[arg][0] == '-') {
Jonathan Tan8d5d2a32020-06-10 13:57:18 -070097 const char *p;
98
Daniel Barkalow30ae7642007-09-10 23:02:45 -040099 if (argv[arg][1] == 't') {
Daniel Barkalow30ae7642007-09-10 23:02:45 -0400100 } else if (argv[arg][1] == 'c') {
Daniel Barkalow30ae7642007-09-10 23:02:45 -0400101 } else if (argv[arg][1] == 'a') {
Daniel Barkalow30ae7642007-09-10 23:02:45 -0400102 } else if (argv[arg][1] == 'v') {
103 get_verbosely = 1;
104 } else if (argv[arg][1] == 'w') {
105 write_ref = &argv[arg + 1];
106 arg++;
Jonathan Nieder616f86d2009-11-09 09:04:59 -0600107 } else if (argv[arg][1] == 'h') {
108 usage(http_fetch_usage);
Daniel Barkalow30ae7642007-09-10 23:02:45 -0400109 } else if (!strcmp(argv[arg], "--recover")) {
110 get_recover = 1;
111 } else if (!strcmp(argv[arg], "--stdin")) {
112 commits_on_stdin = 1;
Jonathan Tan8d5d2a32020-06-10 13:57:18 -0700113 } else if (skip_prefix(argv[arg], "--packfile=", &p)) {
114 const char *end;
115
116 packfile = 1;
117 if (parse_oid_hex(p, &packfile_hash, &end) || *end)
118 die(_("argument to --packfile must be a valid hash (got '%s')"), p);
Jonathan Tan27e35ba2021-02-22 11:20:07 -0800119 } else if (skip_prefix(argv[arg], "--index-pack-arg=", &p)) {
120 strvec_push(&index_pack_args, p);
Daniel Barkalow30ae7642007-09-10 23:02:45 -0400121 }
122 arg++;
123 }
Jonathan Tan8d5d2a32020-06-10 13:57:18 -0700124 if (argc != arg + 2 - (commits_on_stdin || packfile))
Jonathan Nieder616f86d2009-11-09 09:04:59 -0600125 usage(http_fetch_usage);
Jonathan Tan8d5d2a32020-06-10 13:57:18 -0700126
brian m. carlson439d3a12020-07-29 23:14:18 +0000127 if (nongit)
128 die(_("not a git repository"));
Jonathan Tan8d5d2a32020-06-10 13:57:18 -0700129
130 git_config(git_default_config, NULL);
131
132 if (packfile) {
Jonathan Tan27e35ba2021-02-22 11:20:07 -0800133 if (!index_pack_args.nr)
134 die(_("--packfile requires --index-pack-args"));
135
136 fetch_single_packfile(&packfile_hash, argv[arg],
137 index_pack_args.v);
138
Jonathan Tan8d5d2a32020-06-10 13:57:18 -0700139 return 0;
140 }
141
Jonathan Tan27e35ba2021-02-22 11:20:07 -0800142 if (index_pack_args.nr)
143 die(_("--index-pack-args can only be used with --packfile"));
144
Daniel Barkalow30ae7642007-09-10 23:02:45 -0400145 if (commits_on_stdin) {
146 commits = walker_targets_stdin(&commit_id, &write_ref);
147 } else {
148 commit_id = (char **) &argv[arg++];
149 commits = 1;
150 }
Jonathan Tan8e6adb62020-06-10 13:57:17 -0700151 return fetch_using_walker(argv[arg], get_verbosely, get_recover,
152 commits, commit_id, write_ref,
153 commits_on_stdin);
Daniel Barkalow30ae7642007-09-10 23:02:45 -0400154}