Documentation: reset: add some missing tables
[gitweb.git] / transport.c
index f231b355f24476372c9b89c35a41231a18e45719..7362ec09b2cbc6752489286a8280c16d3519f163 100644 (file)
@@ -1,9 +1,6 @@
 #include "cache.h"
 #include "transport.h"
 #include "run-command.h"
-#ifndef NO_CURL
-#include "http.h"
-#endif
 #include "pkt-line.h"
 #include "fetch-pack.h"
 #include "send-pack.h"
@@ -352,178 +349,6 @@ static int rsync_transport_push(struct transport *transport,
        return result;
 }
 
-/* Generic functions for using commit walkers */
-
-#ifndef NO_CURL /* http fetch is the only user */
-static int fetch_objs_via_walker(struct transport *transport,
-                                int nr_objs, const struct ref **to_fetch)
-{
-       char *dest = xstrdup(transport->url);
-       struct walker *walker = transport->data;
-       char **objs = xmalloc(nr_objs * sizeof(*objs));
-       int i;
-
-       walker->get_all = 1;
-       walker->get_tree = 1;
-       walker->get_history = 1;
-       walker->get_verbosely = transport->verbose >= 0;
-       walker->get_recover = 0;
-
-       for (i = 0; i < nr_objs; i++)
-               objs[i] = xstrdup(sha1_to_hex(to_fetch[i]->old_sha1));
-
-       if (walker_fetch(walker, nr_objs, objs, NULL, NULL))
-               die("Fetch failed.");
-
-       for (i = 0; i < nr_objs; i++)
-               free(objs[i]);
-       free(objs);
-       free(dest);
-       return 0;
-}
-#endif /* NO_CURL */
-
-static int disconnect_walker(struct transport *transport)
-{
-       struct walker *walker = transport->data;
-       if (walker)
-               walker_free(walker);
-       return 0;
-}
-
-#ifndef NO_CURL
-static int curl_transport_push(struct transport *transport, int refspec_nr, const char **refspec, int flags)
-{
-       const char **argv;
-       int argc;
-       int err;
-
-       if (flags & TRANSPORT_PUSH_MIRROR)
-               return error("http transport does not support mirror mode");
-
-       argv = xmalloc((refspec_nr + 12) * sizeof(char *));
-       argv[0] = "http-push";
-       argc = 1;
-       if (flags & TRANSPORT_PUSH_ALL)
-               argv[argc++] = "--all";
-       if (flags & TRANSPORT_PUSH_FORCE)
-               argv[argc++] = "--force";
-       if (flags & TRANSPORT_PUSH_DRY_RUN)
-               argv[argc++] = "--dry-run";
-       if (flags & TRANSPORT_PUSH_VERBOSE)
-               argv[argc++] = "--verbose";
-       argv[argc++] = transport->url;
-       while (refspec_nr--)
-               argv[argc++] = *refspec++;
-       argv[argc] = NULL;
-       err = run_command_v_opt(argv, RUN_GIT_CMD);
-       switch (err) {
-       case -ERR_RUN_COMMAND_FORK:
-               error("unable to fork for %s", argv[0]);
-       case -ERR_RUN_COMMAND_EXEC:
-               error("unable to exec %s", argv[0]);
-               break;
-       case -ERR_RUN_COMMAND_WAITPID:
-       case -ERR_RUN_COMMAND_WAITPID_WRONG_PID:
-       case -ERR_RUN_COMMAND_WAITPID_SIGNAL:
-       case -ERR_RUN_COMMAND_WAITPID_NOEXIT:
-               error("%s died with strange error", argv[0]);
-       }
-       return !!err;
-}
-
-static struct ref *get_refs_via_curl(struct transport *transport, int for_push)
-{
-       struct strbuf buffer = STRBUF_INIT;
-       char *data, *start, *mid;
-       char *ref_name;
-       char *refs_url;
-       int i = 0;
-       int http_ret;
-
-       struct ref *refs = NULL;
-       struct ref *ref = NULL;
-       struct ref *last_ref = NULL;
-
-       struct walker *walker;
-
-       if (for_push)
-               return NULL;
-
-       if (!transport->data)
-               transport->data = get_http_walker(transport->url,
-                                               transport->remote);
-
-       walker = transport->data;
-
-       refs_url = xmalloc(strlen(transport->url) + 11);
-       sprintf(refs_url, "%s/info/refs", transport->url);
-
-       http_ret = http_get_strbuf(refs_url, &buffer, HTTP_NO_CACHE);
-       switch (http_ret) {
-       case HTTP_OK:
-               break;
-       case HTTP_MISSING_TARGET:
-               die("%s not found: did you run git update-server-info on the"
-                   " server?", refs_url);
-       default:
-               http_error(refs_url, http_ret);
-               die("HTTP request failed");
-       }
-
-       data = buffer.buf;
-       start = NULL;
-       mid = data;
-       while (i < buffer.len) {
-               if (!start)
-                       start = &data[i];
-               if (data[i] == '\t')
-                       mid = &data[i];
-               if (data[i] == '\n') {
-                       data[i] = 0;
-                       ref_name = mid + 1;
-                       ref = xmalloc(sizeof(struct ref) +
-                                     strlen(ref_name) + 1);
-                       memset(ref, 0, sizeof(struct ref));
-                       strcpy(ref->name, ref_name);
-                       get_sha1_hex(start, ref->old_sha1);
-                       if (!refs)
-                               refs = ref;
-                       if (last_ref)
-                               last_ref->next = ref;
-                       last_ref = ref;
-                       start = NULL;
-               }
-               i++;
-       }
-
-       strbuf_release(&buffer);
-
-       ref = alloc_ref("HEAD");
-       if (!walker->fetch_ref(walker, ref) &&
-           !resolve_remote_symref(ref, refs)) {
-               ref->next = refs;
-               refs = ref;
-       } else {
-               free(ref);
-       }
-
-       strbuf_release(&buffer);
-       free(refs_url);
-       return refs;
-}
-
-static int fetch_objs_via_curl(struct transport *transport,
-                                int nr_objs, const struct ref **to_fetch)
-{
-       if (!transport->data)
-               transport->data = get_http_walker(transport->url,
-                                               transport->remote);
-       return fetch_objs_via_walker(transport, nr_objs, to_fetch);
-}
-
-#endif
-
 struct bundle_transport_data {
        int fd;
        struct bundle_header header;
@@ -681,6 +506,21 @@ static int fetch_refs_via_pack(struct transport *transport,
        return (refs ? 0 : -1);
 }
 
+static int push_had_errors(struct ref *ref)
+{
+       for (; ref; ref = ref->next) {
+               switch (ref->status) {
+               case REF_STATUS_NONE:
+               case REF_STATUS_UPTODATE:
+               case REF_STATUS_OK:
+                       break;
+               default:
+                       return 1;
+               }
+       }
+       return 0;
+}
+
 static int refs_pushed(struct ref *ref)
 {
        for (; ref; ref = ref->next) {
@@ -799,7 +639,7 @@ static int print_one_push_status(struct ref *ref, const char *dest, int count, i
                break;
        case REF_STATUS_REJECT_NONFASTFORWARD:
                print_ref_status('!', "[rejected]", ref, ref->peer_ref,
-                                                "non-fast forward", porcelain);
+                                                "non-fast-forward", porcelain);
                break;
        case REF_STATUS_REMOTE_REJECT:
                print_ref_status('!', "[remote rejected]", ref,
@@ -891,10 +731,12 @@ static int git_transport_push(struct transport *transport, struct ref *remote_re
                                 NULL);
        }
 
+       memset(&args, 0, sizeof(args));
        args.send_mirror = !!(flags & TRANSPORT_PUSH_MIRROR);
        args.force_update = !!(flags & TRANSPORT_PUSH_FORCE);
        args.use_thin_pack = data->thin;
        args.verbose = !!(flags & TRANSPORT_PUSH_VERBOSE);
+       args.quiet = !!(flags & TRANSPORT_PUSH_QUIET);
        args.dry_run = !!(flags & TRANSPORT_PUSH_DRY_RUN);
 
        ret = send_pack(&args, data->fd, data->conn, remote_refs,
@@ -942,6 +784,9 @@ struct transport *transport_get(struct remote *remote, const char *url)
 {
        struct transport *ret = xcalloc(1, sizeof(*ret));
 
+       if (!remote)
+               die("No remote provided to transport_get()");
+
        ret->remote = remote;
        ret->url = url;
 
@@ -953,14 +798,10 @@ struct transport *transport_get(struct remote *remote, const char *url)
        } else if (!prefixcmp(url, "http://")
                || !prefixcmp(url, "https://")
                || !prefixcmp(url, "ftp://")) {
+               transport_helper_init(ret, "curl");
 #ifdef NO_CURL
                error("git was compiled without libcurl support.");
-#else
-               ret->get_refs_list = get_refs_via_curl;
-               ret->fetch = fetch_objs_via_curl;
-               ret->push = curl_transport_push;
 #endif
-               ret->disconnect = disconnect_walker;
 
        } else if (is_local(url) && is_file(url)) {
                struct bundle_transport_data *data = xcalloc(1, sizeof(*data));
@@ -981,10 +822,10 @@ struct transport *transport_get(struct remote *remote, const char *url)
                data->thin = 1;
                data->conn = NULL;
                data->uploadpack = "git-upload-pack";
-               if (remote && remote->uploadpack)
+               if (remote->uploadpack)
                        data->uploadpack = remote->uploadpack;
                data->receivepack = "git-receive-pack";
-               if (remote && remote->receivepack)
+               if (remote->receivepack)
                        data->receivepack = remote->receivepack;
        }
 
@@ -1001,8 +842,9 @@ int transport_set_option(struct transport *transport,
 
 int transport_push(struct transport *transport,
                   int refspec_nr, const char **refspec, int flags,
-                  int * nonfastforward)
+                  int *nonfastforward)
 {
+       *nonfastforward = 0;
        verify_remote_names(refspec_nr, refspec);
 
        if (transport->push)
@@ -1013,6 +855,7 @@ int transport_push(struct transport *transport,
                struct ref *local_refs = get_local_heads();
                int match_flags = MATCH_REFS_NONE;
                int verbose = flags & TRANSPORT_PUSH_VERBOSE;
+               int quiet = flags & TRANSPORT_PUSH_QUIET;
                int porcelain = flags & TRANSPORT_PUSH_PORCELAIN;
                int ret;
 
@@ -1028,7 +871,10 @@ int transport_push(struct transport *transport,
 
                ret = transport->push_refs(transport, remote_refs, flags);
 
-               print_push_status(transport->url, remote_refs, verbose | porcelain, porcelain, nonfastforward);
+               if (!quiet || push_had_errors(remote_refs))
+                       print_push_status(transport->url, remote_refs,
+                                       verbose | porcelain, porcelain,
+                                       nonfastforward);
 
                if (!(flags & TRANSPORT_PUSH_DRY_RUN)) {
                        struct ref *ref;
@@ -1036,7 +882,7 @@ int transport_push(struct transport *transport,
                                update_tracking_ref(transport->remote, ref, verbose);
                }
 
-               if (!ret && !refs_pushed(remote_refs))
+               if (!quiet && !ret && !refs_pushed(remote_refs))
                        fprintf(stderr, "Everything up-to-date\n");
                return ret;
        }
@@ -1053,11 +899,12 @@ const struct ref *transport_get_remote_refs(struct transport *transport)
 int transport_fetch_refs(struct transport *transport, const struct ref *refs)
 {
        int rc;
-       int nr_heads = 0, nr_alloc = 0;
+       int nr_heads = 0, nr_alloc = 0, nr_refs = 0;
        const struct ref **heads = NULL;
        const struct ref *rm;
 
        for (rm = refs; rm; rm = rm->next) {
+               nr_refs++;
                if (rm->peer_ref &&
                    !hashcmp(rm->peer_ref->old_sha1, rm->old_sha1))
                        continue;
@@ -1065,6 +912,19 @@ int transport_fetch_refs(struct transport *transport, const struct ref *refs)
                heads[nr_heads++] = rm;
        }
 
+       if (!nr_heads) {
+               /*
+                * When deepening of a shallow repository is requested,
+                * then local and remote refs are likely to still be equal.
+                * Just feed them all to the fetch method in that case.
+                * This condition shouldn't be met in a non-deepening fetch
+                * (see builtin-fetch.c:quickfetch()).
+                */
+               heads = xmalloc(nr_refs * sizeof(*heads));
+               for (rm = refs; rm; rm = rm->next)
+                       heads[nr_heads++] = rm;
+       }
+
        rc = transport->fetch(transport, nr_heads, heads);
        free(heads);
        return rc;