diff options
Diffstat (limited to 'http-push.c')
| -rw-r--r-- | http-push.c | 1506 |
1 files changed, 529 insertions, 977 deletions
diff --git a/http-push.c b/http-push.c index cbb02d3bc1..c9bcd11697 100644 --- a/http-push.c +++ b/http-push.c @@ -1,7 +1,5 @@ #include "cache.h" #include "commit.h" -#include "pack.h" -#include "fetch.h" #include "tag.h" #include "blob.h" #include "http.h" @@ -9,11 +7,14 @@ #include "diff.h" #include "revision.h" #include "exec_cmd.h" +#include "remote.h" +#include "list-objects.h" +#include "sigchain.h" #include <expat.h> static const char http_push_usage[] = -"git-http-push [--all] [--force] [--verbose] <remote> [<head>...]\n"; +"git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n"; #ifndef XML_STATUS_OK enum XML_Status { @@ -25,7 +26,6 @@ enum XML_Status { #endif #define PREV_BUF_SIZE 4096 -#define RANGE_HEADER_SIZE 30 /* DAV methods */ #define DAV_LOCK "LOCK" @@ -74,18 +74,18 @@ static int pushing; static int aborted; static signed char remote_dir_exists[256]; -static struct curl_slist *no_pragma_header; -static struct curl_slist *default_headers; - static int push_verbosely; -static int push_all; +static int push_all = MATCH_REFS_NONE; static int force_all; +static int dry_run; +static int helper_status; static struct object_list *objects; struct repo { char *url; + char *path; int path_len; int has_info_refs; int can_update_info_refs; @@ -94,7 +94,7 @@ struct repo struct remote_lock *locks; }; -static struct repo *remote; +static struct repo *repo; enum transfer_state { NEED_FETCH, @@ -105,7 +105,7 @@ enum transfer_state { RUN_PUT, RUN_MOVE, ABORTED, - COMPLETE, + COMPLETE }; struct transfer_request @@ -116,19 +116,10 @@ struct transfer_request struct remote_lock *lock; struct curl_slist *headers; struct buffer buffer; - char filename[PATH_MAX]; - char tmpfile[PATH_MAX]; - int local_fileno; - FILE *local_stream; enum transfer_state state; CURLcode curl_result; char errorstr[CURL_ERROR_SIZE]; long http_code; - unsigned char real_sha1[20]; - SHA_CTX c; - z_stream stream; - int zret; - int rename; void *userData; struct active_request_slot *slot; struct transfer_request *next; @@ -150,6 +141,7 @@ struct remote_lock char *url; char *owner; char *token; + char tmpfile_suffix[41]; time_t start_time; long timeout; int refreshing; @@ -175,6 +167,66 @@ struct remote_ls_ctx struct remote_ls_ctx *parent; }; +/* get_dav_token_headers options */ +enum dav_header_flag { + DAV_HEADER_IF = (1u << 0), + DAV_HEADER_LOCK = (1u << 1), + DAV_HEADER_TIMEOUT = (1u << 2) +}; + +static char *xml_entities(char *s) +{ + struct strbuf buf = STRBUF_INIT; + while (*s) { + size_t len = strcspn(s, "\"<>&"); + strbuf_add(&buf, s, len); + s += len; + switch (*s) { + case '"': + strbuf_addstr(&buf, """); + break; + case '<': + strbuf_addstr(&buf, "<"); + break; + case '>': + strbuf_addstr(&buf, ">"); + break; + case '&': + strbuf_addstr(&buf, "&"); + break; + case 0: + return strbuf_detach(&buf, NULL); + } + s++; + } + return strbuf_detach(&buf, NULL); +} + +static struct curl_slist *get_dav_token_headers(struct remote_lock *lock, enum dav_header_flag options) +{ + struct strbuf buf = STRBUF_INIT; + struct curl_slist *dav_headers = NULL; + + if (options & DAV_HEADER_IF) { + strbuf_addf(&buf, "If: (<%s>)", lock->token); + dav_headers = curl_slist_append(dav_headers, buf.buf); + strbuf_reset(&buf); + } + if (options & DAV_HEADER_LOCK) { + strbuf_addf(&buf, "Lock-Token: <%s>", lock->token); + dav_headers = curl_slist_append(dav_headers, buf.buf); + strbuf_reset(&buf); + } + if (options & DAV_HEADER_TIMEOUT) { + strbuf_addf(&buf, "Timeout: Second-%ld", lock->timeout); + dav_headers = curl_slist_append(dav_headers, buf.buf); + strbuf_reset(&buf); + } + strbuf_release(&buf); + + return dav_headers; +} + static void finish_request(struct transfer_request *request); static void release_request(struct transfer_request *request); @@ -187,165 +239,30 @@ static void process_response(void *callback_data) } #ifdef USE_CURL_MULTI -static size_t fwrite_sha1_file(void *ptr, size_t eltsize, size_t nmemb, - void *data) -{ - unsigned char expn[4096]; - size_t size = eltsize * nmemb; - int posn = 0; - struct transfer_request *request = (struct transfer_request *)data; - do { - ssize_t retval = xwrite(request->local_fileno, - (char *) ptr + posn, size - posn); - if (retval < 0) - return posn; - posn += retval; - } while (posn < size); - - request->stream.avail_in = size; - request->stream.next_in = ptr; - do { - request->stream.next_out = expn; - request->stream.avail_out = sizeof(expn); - request->zret = inflate(&request->stream, Z_SYNC_FLUSH); - SHA1_Update(&request->c, expn, - sizeof(expn) - request->stream.avail_out); - } while (request->stream.avail_in && request->zret == Z_OK); - data_received++; - return size; -} static void start_fetch_loose(struct transfer_request *request) { - char *hex = sha1_to_hex(request->obj->sha1); - char *filename; - char prevfile[PATH_MAX]; - char *url; - char *posn; - int prevlocal; - unsigned char prev_buf[PREV_BUF_SIZE]; - ssize_t prev_read = 0; - long prev_posn = 0; - char range[RANGE_HEADER_SIZE]; - struct curl_slist *range_header = NULL; struct active_request_slot *slot; + struct http_object_request *obj_req; - filename = sha1_file_name(request->obj->sha1); - snprintf(request->filename, sizeof(request->filename), "%s", filename); - snprintf(request->tmpfile, sizeof(request->tmpfile), - "%s.temp", filename); - - snprintf(prevfile, sizeof(prevfile), "%s.prev", request->filename); - unlink(prevfile); - rename(request->tmpfile, prevfile); - unlink(request->tmpfile); - - if (request->local_fileno != -1) - error("fd leakage in start: %d", request->local_fileno); - request->local_fileno = open(request->tmpfile, - O_WRONLY | O_CREAT | O_EXCL, 0666); - /* This could have failed due to the "lazy directory creation"; - * try to mkdir the last path component. - */ - if (request->local_fileno < 0 && errno == ENOENT) { - char *dir = strrchr(request->tmpfile, '/'); - if (dir) { - *dir = 0; - mkdir(request->tmpfile, 0777); - *dir = '/'; - } - request->local_fileno = open(request->tmpfile, - O_WRONLY | O_CREAT | O_EXCL, 0666); - } - - if (request->local_fileno < 0) { + obj_req = new_http_object_request(repo->url, request->obj->sha1); + if (obj_req == NULL) { request->state = ABORTED; - error("Couldn't create temporary file %s for %s: %s", - request->tmpfile, request->filename, strerror(errno)); return; } - memset(&request->stream, 0, sizeof(request->stream)); - - inflateInit(&request->stream); - - SHA1_Init(&request->c); - - url = xmalloc(strlen(remote->url) + 50); - request->url = xmalloc(strlen(remote->url) + 50); - strcpy(url, remote->url); - posn = url + strlen(remote->url); - strcpy(posn, "objects/"); - posn += 8; - memcpy(posn, hex, 2); - posn += 2; - *(posn++) = '/'; - strcpy(posn, hex + 2); - strcpy(request->url, url); - - /* If a previous temp file is present, process what was already - fetched. */ - prevlocal = open(prevfile, O_RDONLY); - if (prevlocal != -1) { - do { - prev_read = xread(prevlocal, prev_buf, PREV_BUF_SIZE); - if (prev_read>0) { - if (fwrite_sha1_file(prev_buf, - 1, - prev_read, - request) == prev_read) { - prev_posn += prev_read; - } else { - prev_read = -1; - } - } - } while (prev_read > 0); - close(prevlocal); - } - unlink(prevfile); - - /* Reset inflate/SHA1 if there was an error reading the previous temp - file; also rewind to the beginning of the local file. */ - if (prev_read == -1) { - memset(&request->stream, 0, sizeof(request->stream)); - inflateInit(&request->stream); - SHA1_Init(&request->c); - if (prev_posn>0) { - prev_posn = 0; - lseek(request->local_fileno, SEEK_SET, 0); - ftruncate(request->local_fileno, 0); - } - } - - slot = get_active_slot(); + slot = obj_req->slot; slot->callback_func = process_response; slot->callback_data = request; request->slot = slot; - - curl_easy_setopt(slot->curl, CURLOPT_FILE, request); - curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_sha1_file); - curl_easy_setopt(slot->curl, CURLOPT_ERRORBUFFER, request->errorstr); - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); - - /* If we have successfully processed data from a previous fetch - attempt, only fetch the data we don't already have. */ - if (prev_posn>0) { - if (push_verbosely) - fprintf(stderr, - "Resuming fetch of object %s at byte %ld\n", - hex, prev_posn); - sprintf(range, "Range: bytes=%ld-", prev_posn); - range_header = curl_slist_append(range_header, range); - curl_easy_setopt(slot->curl, - CURLOPT_HTTPHEADER, range_header); - } + request->userData = obj_req; /* Try to get the request started, abort the request on error */ request->state = RUN_FETCH_LOOSE; if (!start_active_slot(slot)) { fprintf(stderr, "Unable to start GET request\n"); - remote->can_update_info_refs = 0; + repo->can_update_info_refs = 0; + release_http_object_request(obj_req); release_request(request); } } @@ -354,16 +271,8 @@ static void start_mkcol(struct transfer_request *request) { char *hex = sha1_to_hex(request->obj->sha1); struct active_request_slot *slot; - char *posn; - request->url = xmalloc(strlen(remote->url) + 13); - strcpy(request->url, remote->url); - posn = request->url + strlen(remote->url); - strcpy(posn, "objects/"); - posn += 8; - memcpy(posn, hex, 2); - posn += 2; - strcpy(posn, "/"); + request->url = get_remote_object_url(repo->url, hex, 1); slot = get_active_slot(); slot->callback_func = process_response; @@ -387,21 +296,15 @@ static void start_mkcol(struct transfer_request *request) static void start_fetch_packed(struct transfer_request *request) { - char *url; struct packed_git *target; - FILE *packfile; - char *filename; - long prev_posn = 0; - char range[RANGE_HEADER_SIZE]; - struct curl_slist *range_header = NULL; struct transfer_request *check_request = request_queue_head; - struct active_request_slot *slot; + struct http_pack_request *preq; - target = find_sha1_pack(request->obj->sha1, remote->packs); + target = find_sha1_pack(request->obj->sha1, repo->packs); if (!target) { fprintf(stderr, "Unable to fetch %s, will not be able to update server info refs\n", sha1_to_hex(request->obj->sha1)); - remote->can_update_info_refs = 0; + repo->can_update_info_refs = 0; release_request(request); return; } @@ -409,67 +312,36 @@ static void start_fetch_packed(struct transfer_request *request) fprintf(stderr, "Fetching pack %s\n", sha1_to_hex(target->sha1)); fprintf(stderr, " which contains %s\n", sha1_to_hex(request->obj->sha1)); - filename = sha1_pack_name(target->sha1); - snprintf(request->filename, sizeof(request->filename), "%s", filename); - snprintf(request->tmpfile, sizeof(request->tmpfile), - "%s.temp", filename); - - url = xmalloc(strlen(remote->url) + 64); - sprintf(url, "%sobjects/pack/pack-%s.pack", - remote->url, sha1_to_hex(target->sha1)); + preq = new_http_pack_request(target, repo->url); + if (preq == NULL) { + release_http_pack_request(preq); + repo->can_update_info_refs = 0; + return; + } + preq->lst = &repo->packs; /* Make sure there isn't another open request for this pack */ while (check_request) { if (check_request->state == RUN_FETCH_PACKED && - !strcmp(check_request->url, url)) { - free(url); + !strcmp(check_request->url, preq->url)) { + release_http_pack_request(preq); release_request(request); return; } check_request = check_request->next; } - packfile = fopen(request->tmpfile, "a"); - if (!packfile) { - fprintf(stderr, "Unable to open local file %s for pack", - filename); - remote->can_update_info_refs = 0; - free(url); - return; - } - - slot = get_active_slot(); - slot->callback_func = process_response; - slot->callback_data = request; - request->slot = slot; - request->local_stream = packfile; - request->userData = target; - - request->url = url; - curl_easy_setopt(slot->curl, CURLOPT_FILE, packfile); - curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite); - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); - slot->local = packfile; - - /* If there is data present from a previous transfer attempt, - resume where it left off */ - prev_posn = ftell(packfile); - if (prev_posn>0) { - if (push_verbosely) - fprintf(stderr, - "Resuming fetch of pack %s at byte %ld\n", - sha1_to_hex(target->sha1), prev_posn); - sprintf(range, "Range: bytes=%ld-", prev_posn); - range_header = curl_slist_append(range_header, range); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, range_header); - } + preq->slot->callback_func = process_response; + preq->slot->callback_data = request; + request->slot = preq->slot; + request->userData = preq; /* Try to get the request started, abort the request on error */ request->state = RUN_FETCH_PACKED; - if (!start_active_slot(slot)) { + if (!start_active_slot(preq->slot)) { fprintf(stderr, "Unable to start GET request\n"); - remote->can_update_info_refs = 0; + release_http_pack_request(preq); + repo->can_update_info_refs = 0; release_request(request); } } @@ -478,7 +350,7 @@ static void start_put(struct transfer_request *request) { char *hex = sha1_to_hex(request->obj->sha1); struct active_request_slot *slot; - char *posn; + struct strbuf buf = STRBUF_INIT; enum object_type type; char hdr[50]; void *unpacked; @@ -494,10 +366,11 @@ static void start_put(struct transfer_request *request) memset(&stream, 0, sizeof(stream)); deflateInit(&stream, zlib_compression_level); size = deflateBound(&stream, len + hdrlen); - request->buffer.buffer = xmalloc(size); + strbuf_init(&request->buffer.buf, size); + request->buffer.posn = 0; /* Compress it */ - stream.next_out = request->buffer.buffer; + stream.next_out = (unsigned char *)request->buffer.buf.buf; stream.avail_out = size; /* First header.. */ @@ -514,36 +387,31 @@ static void start_put(struct transfer_request *request) deflateEnd(&stream); free(unpacked); - request->buffer.size = stream.total_out; - request->buffer.posn = 0; + request->buffer.buf.len = stream.total_out; + + strbuf_addstr(&buf, "Destination: "); + append_remote_object_url(&buf, repo->url, hex, 0); + request->dest = strbuf_detach(&buf, NULL); - request->url = xmalloc(strlen(remote->url) + - strlen(request->lock->token) + 51); - strcpy(request->url, remote->url); - posn = request->url + strlen(remote->url); - strcpy(posn, "objects/"); - posn += 8; - memcpy(posn, hex, 2); - posn += 2; - *(posn++) = '/'; - strcpy(posn, hex + 2); - request->dest = xmalloc(strlen(request->url) + 14); - sprintf(request->dest, "Destination: %s", request->url); - posn += 38; - *(posn++) = '_'; - strcpy(posn, request->lock->token); + append_remote_object_url(&buf, repo->url, hex, 0); + strbuf_add(&buf, request->lock->tmpfile_suffix, 41); + request->url = strbuf_detach(&buf, NULL); slot = get_active_slot(); slot->callback_func = process_response; slot->callback_data = request; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &request->buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, request->buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, request->buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); +#ifndef NO_CURL_IOCTL + curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); + curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &request->buffer); +#endif curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); + curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); - curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); curl_easy_setopt(slot->curl, CURLOPT_URL, request->url); if (start_active_slot(slot)) { @@ -586,18 +454,12 @@ static int refresh_lock(struct remote_lock *lock) { struct active_request_slot *slot; struct slot_results results; - char *if_header; - char timeout_header[25]; - struct curl_slist *dav_headers = NULL; + struct curl_slist *dav_headers; int rc = 0; lock->refreshing = 1; - if_header = xmalloc(strlen(lock->token) + 25); - sprintf(if_header, "If: (<opaquelocktoken:%s>)", lock->token); - sprintf(timeout_header, "Timeout: Second-%ld", lock->timeout); - dav_headers = curl_slist_append(dav_headers, if_header); - dav_headers = curl_slist_append(dav_headers, timeout_header); + dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF | DAV_HEADER_TIMEOUT); slot = get_active_slot(); slot->results = &results; @@ -620,14 +482,13 @@ static int refresh_lock(struct remote_lock *lock) lock->refreshing = 0; curl_slist_free_all(dav_headers); - free(if_header); return rc; } static void check_locks(void) { - struct remote_lock *lock = remote->locks; + struct remote_lock *lock = repo->locks; time_t current_time = time(NULL); int time_remaining; @@ -660,20 +521,14 @@ static void release_request(struct transfer_request *request) entry->next = entry->next->next; } - if (request->local_fileno != -1) - close(request->local_fileno); - if (request->local_stream) - fclose(request->local_stream); - if (request->url != NULL) - free(request->url); + free(request->url); free(request); } static void finish_request(struct transfer_request *request) { - struct stat st; - struct packed_git *target; - struct packed_git **lst; + struct http_pack_request *preq; + struct http_object_request *obj_req; request->curl_result = request->slot->curl_result; request->http_code = request->slot->http_code; @@ -728,104 +583,62 @@ static void finish_request(struct transfer_request *request) aborted = 1; } } else if (request->state == RUN_FETCH_LOOSE) { - fchmod(request->local_fileno, 0444); - close(request->local_fileno); request->local_fileno = -1; - - if (request->curl_result != CURLE_OK && - request->http_code != 416) { - if (stat(request->tmpfile, &st) == 0) { - if (st.st_size == 0) - unlink(request->tmpfile); - } - } else { - if (request->http_code == 416) - fprintf(stderr, "Warning: requested range invalid; we may already have all the data.\n"); - - inflateEnd(&request->stream); - SHA1_Final(request->real_sha1, &request->c); - if (request->zret != Z_STREAM_END) { - unlink(request->tmpfile); - } else if (hashcmp(request->obj->sha1, request->real_sha1)) { - unlink(request->tmpfile); - } else { - request->rename = - move_temp_to_file( - request->tmpfile, - request->filename); - if (request->rename == 0) { - request->obj->flags |= (LOCAL | REMOTE); - } - } - } + obj_req = (struct http_object_request *)request->userData; + + if (finish_http_object_request(obj_req) == 0) + if (obj_req->rename == 0) + request->obj->flags |= (LOCAL | REMOTE); /* Try fetching packed if necessary */ - if (request->obj->flags & LOCAL) + if (request->obj->flags & LOCAL) { + release_http_object_request(obj_req); release_request(request); - else + } else start_fetch_packed(request); } else if (request->state == RUN_FETCH_PACKED) { + int fail = 1; if (request->curl_result != CURLE_OK) { fprintf(stderr, "Unable to get pack file %s\n%s", request->url, curl_errorstr); - remote->can_update_info_refs = 0; } else { - off_t pack_size = ftell(request->local_stream); - - fclose(request->local_stream); - request->local_stream = NULL; - if (!move_temp_to_file(request->tmpfile, - request->filename)) { - target = (struct packed_git *)request->userData; - target->pack_size = pack_size; - lst = &remote->packs; - while (*lst != target) - lst = &((*lst)->next); - *lst = (*lst)->next; - - if (!verify_pack(target, 0)) - install_packed_git(target); - else - remote->can_update_info_refs = 0; + preq = (struct http_pack_request *)request->userData; + + if (preq) { + if (finish_http_pack_request(preq) == 0) + fail = 0; + release_http_pack_request(preq); } } + if (fail) + repo->can_update_info_refs = 0; release_request(request); } } #ifdef USE_CURL_MULTI -void fill_active_slots(void) +static int is_running_queue; +static int fill_active_slot(void *unused) { - struct transfer_request *request = request_queue_head; - struct transfer_request *next; - struct active_request_slot *slot = active_queue_head; - int num_transfers; + struct transfer_request *request; - if (aborted) - return; + if (aborted || !is_running_queue) + return 0; - while (active_requests < max_requests && request != NULL) { - next = request->next; + for (request = request_queue_head; request; request = request->next) { if (request->state == NEED_FETCH) { start_fetch_loose(request); + return 1; } else if (pushing && request->state == NEED_PUSH) { if (remote_dir_exists[request->obj->sha1[0]] == 1) { start_put(request); } else { start_mkcol(request); } - curl_multi_perform(curlm, &num_transfers); - } - request = next; - } - - while (slot != NULL) { - if (!slot->in_use && slot->curl != NULL) { - curl_easy_cleanup(slot->curl); - slot->curl = NULL; + return 1; } - slot = slot->next; } + return 0; } #endif @@ -852,8 +665,6 @@ static void add_fetch_request(struct object *obj) request->url = NULL; request->lock = NULL; request->headers = NULL; - request->local_fileno = -1; - request->local_stream = NULL; request->state = NEED_FETCH; request->next = request_queue_head; request_queue_head = request; @@ -880,7 +691,7 @@ static int add_send_request(struct object *obj, struct remote_lock *lock) get_remote_object_list(obj->sha1[0]); if (obj->flags & (REMOTE | PUSHING)) return 0; - target = find_sha1_pack(obj->sha1, remote->packs); + target = find_sha1_pack(obj->sha1, repo->packs); if (target) { obj->flags |= REMOTE; return 0; @@ -892,8 +703,6 @@ static int add_send_request(struct object *obj, struct remote_lock *lock) request->url = NULL; request->lock = lock; request->headers = NULL; - request->local_fileno = -1; - request->local_stream = NULL; request->state = NEED_PUSH; request->next = request_queue_head; request_queue_head = request; @@ -906,255 +715,23 @@ static int add_send_request(struct object *obj, struct remote_lock *lock) return 1; } -static int fetch_index(unsigned char *sha1) -{ - char *hex = sha1_to_hex(sha1); - char *filename; - char *url; - char tmpfile[PATH_MAX]; - long prev_posn = 0; - char range[RANGE_HEADER_SIZE]; - struct curl_slist *range_header = NULL; - - FILE *indexfile; - struct active_request_slot *slot; - struct slot_results results; - - /* Don't use the index if the pack isn't there */ - url = xmalloc(strlen(remote->url) + 64); - sprintf(url, "%sobjects/pack/pack-%s.pack", remote->url, hex); - slot = get_active_slot(); - slot->results = &results; - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); - if (start_active_slot(slot)) { - run_active_slot(slot); - if (results.curl_result != CURLE_OK) { - free(url); - return error("Unable to verify pack %s is available", - hex); - } - } else { - return error("Unable to start request"); - } - - if (has_pack_index(sha1)) - return 0; - - if (push_verbosely) - fprintf(stderr, "Getting index for pack %s\n", hex); - - sprintf(url, "%sobjects/pack/pack-%s.idx", remote->url, hex); - - filename = sha1_pack_index_name(sha1); - snprintf(tmpfile, sizeof(tmpfile), "%s.temp", filename); - indexfile = fopen(tmpfile, "a"); - if (!indexfile) - return error("Unable to open local file %s for pack index", - filename); - - slot = get_active_slot(); - slot->results = &results; - curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 0); - curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); - curl_easy_setopt(slot->curl, CURLOPT_FILE, indexfile); - curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite); - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, no_pragma_header); - slot->local = indexfile; - - /* If there is data present from a previous transfer attempt, - resume where it left off */ - prev_posn = ftell(indexfile); - if (prev_posn>0) { - if (push_verbosely) - fprintf(stderr, - "Resuming fetch of index for pack %s at byte %ld\n", - hex, prev_posn); - sprintf(range, "Range: bytes=%ld-", prev_posn); - range_header = curl_slist_append(range_header, range); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, range_header); - } - - if (start_active_slot(slot)) { - run_active_slot(slot); - if (results.curl_result != CURLE_OK) { - free(url); - fclose(indexfile); - return error("Unable to get pack index %s\n%s", url, - curl_errorstr); - } - } else { - free(url); - fclose(indexfile); - return error("Unable to start request"); - } - - free(url); - fclose(indexfile); - - return move_temp_to_file(tmpfile, filename); -} - -static int setup_index(unsigned char *sha1) -{ - struct packed_git *new_pack; - - if (fetch_index(sha1)) - return -1; - - new_pack = parse_pack_index(sha1); - new_pack->next = remote->packs; - remote->packs = new_pack; - return 0; -} - static int fetch_indices(void) { - unsigned char sha1[20]; - char *url; - struct buffer buffer; - char *data; - int i = 0; - - struct active_request_slot *slot; - struct slot_results results; - - data = xcalloc(1, 4096); - buffer.size = 4096; - buffer.posn = 0; - buffer.buffer = data; + int ret; if (push_verbosely) fprintf(stderr, "Getting pack list\n"); - url = xmalloc(strlen(remote->url) + 20); - sprintf(url, "%sobjects/info/packs", remote->url); - - slot = get_active_slot(); - slot->results = &results; - curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); - curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); - if (start_active_slot(slot)) { - run_active_slot(slot); - if (results.curl_result != CURLE_OK) { - free(buffer.buffer); - free(url); - if (results.http_code == 404) - return 0; - else - return error("%s", curl_errorstr); - } - } else { - free(buffer.buffer); - free(url); - return error("Unable to start request"); - } - free(url); - - data = buffer.buffer; - while (i < buffer.posn) { - switch (data[i]) { - case 'P': - i++; - if (i + 52 < buffer.posn && - !prefixcmp(data + i, " pack-") && - !prefixcmp(data + i + 46, ".pack\n")) { - get_sha1_hex(data + i + 6, sha1); - setup_index(sha1); - i += 51; - break; - } - default: - while (data[i] != '\n') - i++; - } - i++; - } - - free(buffer.buffer); - return 0; -} - -static inline int needs_quote(int ch) -{ - if (((ch >= 'A') && (ch <= 'Z')) - || ((ch >= 'a') && (ch <= 'z')) - || ((ch >= '0') && (ch <= '9')) - || (ch == '/') - || (ch == '-') - || (ch == '.')) - return 0; - return 1; -} - -static inline int hex(int v) -{ - if (v < 10) return '0' + v; - else return 'A' + v - 10; -} - -static char *quote_ref_url(const char *base, const char *ref) -{ - const char *cp; - char *dp, *qref; - int len, baselen, ch; - - baselen = strlen(base); - len = baselen + 1; - for (cp = ref; (ch = *cp) != 0; cp++, len++) - if (needs_quote(ch)) - len += 2; /* extra two hex plus replacement % */ - qref = xmalloc(len); - memcpy(qref, base, baselen); - for (cp = ref, dp = qref + baselen; (ch = *cp) != 0; cp++) { - if (needs_quote(ch)) { - *dp++ = '%'; - *dp++ = hex((ch >> 4) & 0xF); - *dp++ = hex(ch & 0xF); - } - else - *dp++ = ch; - } - *dp = 0; - - return qref; -} - -int fetch_ref(char *ref, unsigned char *sha1) -{ - char *url; - char hex[42]; - struct buffer buffer; - char *base = remote->url; - struct active_request_slot *slot; - struct slot_results results; - buffer.size = 41; - buffer.posn = 0; - buffer.buffer = hex; - hex[41] = '\0'; - - url = quote_ref_url(base, ref); - slot = get_active_slot(); - slot->results = &results; - curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); - curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - if (start_active_slot(slot)) { - run_active_slot(slot); - if (results.curl_result != CURLE_OK) - return error("Couldn't get %s for %s\n%s", - url, ref, curl_errorstr); - } else { - return error("Unable to start request"); + switch (http_get_info_packs(repo->url, &repo->packs)) { + case HTTP_OK: + case HTTP_MISSING_TARGET: + ret = 0; + break; + default: + ret = -1; } - hex[40] = '\0'; - get_sha1_hex(hex, sha1); - return 0; + return ret; } static void one_remote_object(const char *hex) @@ -1200,6 +777,8 @@ static void handle_lockprop_ctx(struct xml_ctx *ctx, int tag_closed) static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed) { struct remote_lock *lock = (struct remote_lock *)ctx->userData; + git_SHA_CTX sha_ctx; + unsigned char lock_token_sha1[20]; if (tag_closed && ctx->cdata) { if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) { @@ -1210,10 +789,15 @@ static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed) lock->timeout = strtol(ctx->cdata + 7, NULL, 10); } else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) { - if (!prefixcmp(ctx->cdata, "opaquelocktoken:")) { - lock->token = xmalloc(strlen(ctx->cdata) - 15); - strcpy(lock->token, ctx->cdata + 16); - } + lock->token = xmalloc(strlen(ctx->cdata) + 1); + strcpy(lock->token, ctx->cdata); + + git_SHA1_Init(&sha_ctx); + git_SHA1_Update(&sha_ctx, lock->token, strlen(lock->token)); + git_SHA1_Final(lock_token_sha1, &sha_ctx); + + lock->tmpfile_suffix[0] = '_'; + memcpy(lock->tmpfile_suffix + 1, sha1_to_hex(lock_token_sha1), 40); } } } @@ -1270,36 +854,31 @@ xml_cdata(void *userData, const XML_Char *s, int len) { struct xml_ctx *ctx = (struct xml_ctx *)userData; free(ctx->cdata); - ctx->cdata = xmalloc(len + 1); - /* NB: 's' is not null-terminated, can not use strlcpy here */ - memcpy(ctx->cdata, s, len); - ctx->cdata[len] = '\0'; + ctx->cdata = xmemdupz(s, len); } static struct remote_lock *lock_remote(const char *path, long timeout) { struct active_request_slot *slot; struct slot_results results; - struct buffer out_buffer; - struct buffer in_buffer; - char *out_data; - char *in_data; + struct buffer out_buffer = { STRBUF_INIT, 0 }; + struct strbuf in_buffer = STRBUF_INIT; char *url; char *ep; char timeout_header[25]; struct remote_lock *lock = NULL; - XML_Parser parser = XML_ParserCreate(NULL); - enum XML_Status result; struct curl_slist *dav_headers = NULL; struct xml_ctx ctx; + char *escaped; - url = xmalloc(strlen(remote->url) + strlen(path) + 1); - sprintf(url, "%s%s", remote->url, path); + url = xmalloc(strlen(repo->url) + strlen(path) + 1); + sprintf(url, "%s%s", repo->url, path); /* Make sure leading directories exist for the remote ref */ - ep = strchr(url + strlen(remote->url) + 1, '/'); + ep = strchr(url + strlen(repo->url) + 1, '/'); while (ep) { - *ep = 0; + char saved_character = ep[1]; + ep[1] = '\0'; slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); @@ -1321,20 +900,13 @@ static struct remote_lock *lock_remote(const char *path, long timeout) free(url); return NULL; } - *ep = '/'; + ep[1] = saved_character; ep = strchr(ep + 1, '/'); } - out_buffer.size = strlen(LOCK_REQUEST) + strlen(git_default_email) - 2; - out_data = xmalloc(out_buffer.size + 1); - snprintf(out_data, out_buffer.size + 1, LOCK_REQUEST, git_default_email); - out_buffer.posn = 0; - out_buffer.buffer = out_data; - - in_buffer.size = 4096; - in_data = xmalloc(in_buffer.size); - in_buffer.posn = 0; - in_buffer.buffer = in_data; + escaped = xml_entities(git_default_email); + strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped); + free(escaped); sprintf(timeout_header, "Timeout: Second-%ld", timeout); dav_headers = curl_slist_append(dav_headers, timeout_header); @@ -1343,8 +915,12 @@ static struct remote_lock *lock_remote(const char *path, long timeout) slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); +#ifndef NO_CURL_IOCTL + curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); + curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); +#endif curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); curl_easy_setopt(slot->curl, CURLOPT_URL, url); @@ -1358,6 +934,8 @@ static struct remote_lock *lock_remote(const char *path, long timeout) if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result == CURLE_OK) { + XML_Parser parser = XML_ParserCreate(NULL); + enum XML_Status result; ctx.name = xcalloc(10, 1); ctx.len = 0; ctx.cdata = NULL; @@ -1367,8 +945,8 @@ static struct remote_lock *lock_remote(const char *path, long timeout) XML_SetElementHandler(parser, xml_start_tag, xml_end_tag); XML_SetCharacterDataHandler(parser, xml_cdata); - result = XML_Parse(parser, in_buffer.buffer, - in_buffer.posn, 1); + result = XML_Parse(parser, in_buffer.buf, + in_buffer.len, 1); free(ctx.name); if (result != XML_STATUS_OK) { fprintf(stderr, "XML error: %s\n", @@ -1376,28 +954,27 @@ static struct remote_lock *lock_remote(const char *path, long timeout) XML_GetErrorCode(parser))); lock->timeout = -1; } + XML_ParserFree(parser); } } else { fprintf(stderr, "Unable to start LOCK request\n"); } curl_slist_free_all(dav_headers); - free(out_data); - free(in_data); + strbuf_release(&out_buffer.buf); + strbuf_release(&in_buffer); if (lock->token == NULL || lock->timeout <= 0) { - if (lock->token != NULL) - free(lock->token); - if (lock->owner != NULL) - free(lock->owner); + free(lock->token); + free(lock->owner); free(url); free(lock); lock = NULL; } else { lock->url = url; lock->start_time = time(NULL); - lock->next = remote->locks; - remote->locks = lock; + lock->next = repo->locks; + repo->locks = lock; } return lock; @@ -1407,15 +984,11 @@ static int unlock_remote(struct remote_lock *lock) { struct active_request_slot *slot; struct slot_results results; - struct remote_lock *prev = remote->locks; - char *lock_token_header; - struct curl_slist *dav_headers = NULL; + struct remote_lock *prev = repo->locks; + struct curl_slist *dav_headers; int rc = 0; - lock_token_header = xmalloc(strlen(lock->token) + 31); - sprintf(lock_token_header, "Lock-Token: <opaquelocktoken:%s>", - lock->token); - dav_headers = curl_slist_append(dav_headers, lock_token_header); + dav_headers = get_dav_token_headers(lock, DAV_HEADER_LOCK); slot = get_active_slot(); slot->results = &results; @@ -1436,10 +1009,9 @@ static int unlock_remote(struct remote_lock *lock) } curl_slist_free_all(dav_headers); - free(lock_token_header); - if (remote->locks == lock) { - remote->locks = lock->next; + if (repo->locks == lock) { + repo->locks = lock->next; } else { while (prev && prev->next != lock) prev = prev->next; @@ -1447,8 +1019,7 @@ static int unlock_remote(struct remote_lock *lock) prev->next = prev->next->next; } - if (lock->owner != NULL) - free(lock->owner); + free(lock->owner); free(lock->url); free(lock->token); free(lock); @@ -1456,6 +1027,25 @@ static int unlock_remote(struct remote_lock *lock) return rc; } +static void remove_locks(void) +{ + struct remote_lock *lock = repo->locks; + + fprintf(stderr, "Removing remote locks...\n"); + while (lock) { + struct remote_lock *next = lock->next; + unlock_remote(lock); + lock = next; + } +} + +static void remove_locks_on_signal(int signo) +{ + remove_locks(); + sigchain_pop(signo); + raise(signo); +} + static void remote_ls(const char *path, int flags, void (*userFunc)(struct remote_ls_ctx *ls), void *userData); @@ -1514,9 +1104,17 @@ static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed) ls->userFunc(ls); } } else if (!strcmp(ctx->name, DAV_PROPFIND_NAME) && ctx->cdata) { - ls->dentry_name = xmalloc(strlen(ctx->cdata) - - remote->path_len + 1); - strcpy(ls->dentry_name, ctx->cdata + remote->path_len); + char *path = ctx->cdata; + if (*ctx->cdata == 'h') { + path = strstr(path, "//"); + if (path) { + path = strchr(path+2, '/'); + } + } + if (path) { + path += repo->path_len; + ls->dentry_name = xstrdup(path); + } } else if (!strcmp(ctx->name, DAV_PROPFIND_COLLECTION)) { ls->dentry_flags |= IS_DIR; } @@ -1527,19 +1125,21 @@ static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed) } } +/* + * NEEDSWORK: remote_ls() ignores info/refs on the remote side. But it + * should _only_ heed the information from that file, instead of trying to + * determine the refs from the remote file system (badly: it does not even + * know about packed-refs). + */ static void remote_ls(const char *path, int flags, void (*userFunc)(struct remote_ls_ctx *ls), void *userData) { - char *url = xmalloc(strlen(remote->url) + strlen(path) + 1); + char *url = xmalloc(strlen(repo->url) + strlen(path) + 1); struct active_request_slot *slot; struct slot_results results; - struct buffer in_buffer; - struct buffer out_buffer; - char *in_data; - char *out_data; - XML_Parser parser = XML_ParserCreate(NULL); - enum XML_Status result; + struct strbuf in_buffer = STRBUF_INIT; + struct buffer out_buffer = { STRBUF_INIT, 0 }; struct curl_slist *dav_headers = NULL; struct xml_ctx ctx; struct remote_ls_ctx ls; @@ -1551,18 +1151,9 @@ static void remote_ls(const char *path, int flags, ls.userData = userData; ls.userFunc = userFunc; - sprintf(url, "%s%s", remote->url, path); - - out_buffer.size = strlen(PROPFIND_ALL_REQUEST); - out_data = xmalloc(out_buffer.size + 1); - snprintf(out_data, out_buffer.size + 1, PROPFIND_ALL_REQUEST); - out_buffer.posn = 0; - out_buffer.buffer = out_data; + sprintf(url, "%s%s", repo->url, path); - in_buffer.size = 4096; - in_data = xmalloc(in_buffer.size); - in_buffer.posn = 0; - in_buffer.buffer = in_data; + strbuf_addf(&out_buffer.buf, PROPFIND_ALL_REQUEST); dav_headers = curl_slist_append(dav_headers, "Depth: 1"); dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); @@ -1570,8 +1161,12 @@ static void remote_ls(const char *path, int flags, slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); +#ifndef NO_CURL_IOCTL + curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); + curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); +#endif curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); curl_easy_setopt(slot->curl, CURLOPT_URL, url); @@ -1582,6 +1177,8 @@ static void remote_ls(const char *path, int flags, if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result == CURLE_OK) { + XML_Parser parser = XML_ParserCreate(NULL); + enum XML_Status result; ctx.name = xcalloc(10, 1); ctx.len = 0; ctx.cdata = NULL; @@ -1591,8 +1188,8 @@ static void remote_ls(const char *path, int flags, XML_SetElementHandler(parser, xml_start_tag, xml_end_tag); XML_SetCharacterDataHandler(parser, xml_cdata); - result = XML_Parse(parser, in_buffer.buffer, - in_buffer.posn, 1); + result = XML_Parse(parser, in_buffer.buf, + in_buffer.len, 1); free(ctx.name); if (result != XML_STATUS_OK) { @@ -1600,6 +1197,7 @@ static void remote_ls(const char *path, int flags, XML_ErrorString( XML_GetErrorCode(parser))); } + XML_ParserFree(parser); } } else { fprintf(stderr, "Unable to start PROPFIND request\n"); @@ -1607,8 +1205,8 @@ static void remote_ls(const char *path, int flags, free(ls.path); free(url); - free(out_data); - free(in_buffer.buffer); + strbuf_release(&out_buffer.buf); + strbuf_release(&in_buffer); curl_slist_free_all(dav_headers); } @@ -1629,29 +1227,16 @@ static int locking_available(void) { struct active_request_slot *slot; struct slot_results results; - struct buffer in_buffer; - struct buffer out_buffer; - char *in_data; - char *out_data; - XML_Parser parser = XML_ParserCreate(NULL); - enum XML_Status result; + struct strbuf in_buffer = STRBUF_INIT; + struct buffer out_buffer = { STRBUF_INIT, 0 }; struct curl_slist *dav_headers = NULL; struct xml_ctx ctx; int lock_flags = 0; + char *escaped; - out_buffer.size = - strlen(PROPFIND_SUPPORTEDLOCK_REQUEST) + - strlen(remote->url) - 2; - out_data = xmalloc(out_buffer.size + 1); - snprintf(out_data, out_buffer.size + 1, - PROPFIND_SUPPORTEDLOCK_REQUEST, remote->url); - out_buffer.posn = 0; - out_buffer.buffer = out_data; - - in_buffer.size = 4096; - in_data = xmalloc(in_buffer.size); - in_buffer.posn = 0; - in_buffer.buffer = in_data; + escaped = xml_entities(repo->url); + strbuf_addf(&out_buffer.buf, PROPFIND_SUPPORTEDLOCK_REQUEST, escaped); + free(escaped); dav_headers = curl_slist_append(dav_headers, "Depth: 0"); dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml"); @@ -1659,11 +1244,15 @@ static int locking_available(void) slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); +#ifndef NO_CURL_IOCTL + curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); + curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); +#endif curl_easy_setopt(slot->curl, CURLOPT_FILE, &in_buffer); curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); - curl_easy_setopt(slot->curl, CURLOPT_URL, remote->url); + curl_easy_setopt(slot->curl, CURLOPT_URL, repo->url); curl_easy_setopt(slot->curl, CURLOPT_UPLOAD, 1); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PROPFIND); curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); @@ -1671,6 +1260,8 @@ static int locking_available(void) if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result == CURLE_OK) { + XML_Parser parser = XML_ParserCreate(NULL); + enum XML_Status result; ctx.name = xcalloc(10, 1); ctx.len = 0; ctx.cdata = NULL; @@ -1679,8 +1270,8 @@ static int locking_available(void) XML_SetUserData(parser, &ctx); XML_SetElementHandler(parser, xml_start_tag, xml_end_tag); - result = XML_Parse(parser, in_buffer.buffer, - in_buffer.posn, 1); + result = XML_Parse(parser, in_buffer.buf, + in_buffer.len, 1); free(ctx.name); if (result != XML_STATUS_OK) { @@ -1689,13 +1280,22 @@ static int locking_available(void) XML_GetErrorCode(parser))); lock_flags = 0; } + XML_ParserFree(parser); + if (!lock_flags) + error("no DAV locking support on %s", + repo->url); + + } else { + error("Cannot access URL %s, return code %d", + repo->url, results.curl_result); + lock_flags = 0; } } else { - fprintf(stderr, "Unable to start PROPFIND request\n"); + error("Unable to start PROPFIND request on %s", repo->url); } - free(out_data); - free(in_buffer.buffer); + strbuf_release(&out_buffer.buf); + strbuf_release(&in_buffer); curl_slist_free_all(dav_headers); return lock_flags; @@ -1750,15 +1350,21 @@ static struct object_list **process_tree(struct tree *tree, me.elem = name; me.elem_len = strlen(name); - desc.buf = tree->buffer; - desc.size = tree->size; + init_tree_desc(&desc, tree->buffer, tree->size); - while (tree_entry(&desc, &entry)) { - if (S_ISDIR(entry.mode)) + while (tree_entry(&desc, &entry)) + switch (object_type(entry.mode)) { + case OBJ_TREE: p = process_tree(lookup_tree(entry.sha1), p, &me, name); - else + break; + case OBJ_BLOB: p = process_blob(lookup_blob(entry.sha1), p, &me, name); - } + break; + default: + /* Subproject commit - not in this repository */ + break; + } + free(tree->buffer); tree->buffer = NULL; return p; @@ -1814,31 +1420,22 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock) { struct active_request_slot *slot; struct slot_results results; - char *out_data; - char *if_header; - struct buffer out_buffer; - struct curl_slist *dav_headers = NULL; - int i; + struct buffer out_buffer = { STRBUF_INIT, 0 }; + struct curl_slist *dav_headers; - if_header = xmalloc(strlen(lock->token) + 25); - sprintf(if_header, "If: (<opaquelocktoken:%s>)", lock->token); - dav_headers = curl_slist_append(dav_headers, if_header); + dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF); - out_buffer.size = 41; - out_data = xmalloc(out_buffer.size + 1); - i = snprintf(out_data, out_buffer.size + 1, "%s\n", sha1_to_hex(sha1)); - if (i != out_buffer.size) { - fprintf(stderr, "Unable to initialize PUT request body\n"); - return 0; - } - out_buffer.posn = 0; - out_buffer.buffer = out_data; + strbuf_addf(&out_buffer.buf, "%s\n", sha1_to_hex(sha1)); slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &out_buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.size); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, out_buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); +#ifndef NO_CURL_IOCTL + curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); + curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &out_buffer); +#endif curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); @@ -1848,8 +1445,7 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock) if (start_active_slot(slot)) { run_active_slot(slot); - free(out_data); - free(if_header); + strbuf_release(&out_buffer.buf); if (results.curl_result != CURLE_OK) { fprintf(stderr, "PUT error: curl result=%d, HTTP code=%ld\n", @@ -1858,8 +1454,7 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock) return 0; } } else { - free(out_data); - free(if_header); + strbuf_release(&out_buffer.buf); fprintf(stderr, "Unable to start PUT request\n"); return 0; } @@ -1867,32 +1462,20 @@ static int update_remote(unsigned char *sha1, struct remote_lock *lock) return 1; } -static struct ref *local_refs, **local_tail; -static struct ref *remote_refs, **remote_tail; - -static int one_local_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data) -{ - struct ref *ref; - int len = strlen(refname) + 1; - ref = xcalloc(1, sizeof(*ref) + len); - hashcpy(ref->new_sha1, sha1); - memcpy(ref->name, refname, len); - *local_tail = ref; - local_tail = &ref->next; - return 0; -} +static struct ref *remote_refs; static void one_remote_ref(char *refname) { struct ref *ref; - unsigned char remote_sha1[20]; struct object *obj; - int len = strlen(refname) + 1; - if (fetch_ref(refname, remote_sha1) != 0) { + ref = alloc_ref(refname); + + if (http_fetch_ref(repo->url, ref) != 0) { fprintf(stderr, "Unable to fetch ref %s from %s\n", - refname, remote->url); + refname, repo->url); + free(ref); return; } @@ -1900,148 +1483,57 @@ static void one_remote_ref(char *refname) * Fetch a copy of the object if it doesn't exist locally - it * may be required for updating server info later. */ - if (remote->can_update_info_refs && !has_sha1_file(remote_sha1)) { - obj = lookup_unknown_object(remote_sha1); + if (repo->can_update_info_refs && !has_sha1_file(ref->old_sha1)) { + obj = lookup_unknown_object(ref->old_sha1); if (obj) { fprintf(stderr, " fetch %s for %s\n", - sha1_to_hex(remote_sha1), refname); + sha1_to_hex(ref->old_sha1), refname); add_fetch_request(obj); } } - ref = xcalloc(1, sizeof(*ref) + len); - hashcpy(ref->old_sha1, remote_sha1); - memcpy(ref->name, refname, len); - *remote_tail = ref; - remote_tail = &ref->next; -} - -static void get_local_heads(void) -{ - local_tail = &local_refs; - for_each_ref(one_local_ref, NULL); + ref->next = remote_refs; + remote_refs = ref; } static void get_dav_remote_heads(void) { - remote_tail = &remote_refs; remote_ls("refs/", (PROCESS_FILES | PROCESS_DIRS | RECURSIVE), process_ls_ref, NULL); } -static int is_zero_sha1(const unsigned char *sha1) -{ - int i; - - for (i = 0; i < 20; i++) { - if (*sha1++) - return 0; - } - return 1; -} - -static void unmark_and_free(struct commit_list *list, unsigned int mark) -{ - while (list) { - struct commit_list *temp = list; - temp->item->object.flags &= ~mark; - list = temp->next; - free(temp); - } -} - -static int ref_newer(const unsigned char *new_sha1, - const unsigned char *old_sha1) -{ - struct object *o; - struct commit *old, *new; - struct commit_list *list, *used; - int found = 0; - - /* Both new and old must be commit-ish and new is descendant of - * old. Otherwise we require --force. - */ - o = deref_tag(parse_object(old_sha1), NULL, 0); - if (!o || o->type != OBJ_COMMIT) - return 0; - old = (struct commit *) o; - - o = deref_tag(parse_object(new_sha1), NULL, 0); - if (!o || o->type != OBJ_COMMIT) - return 0; - new = (struct commit *) o; - - if (parse_commit(new) < 0) - return 0; - - used = list = NULL; - commit_list_insert(new, &list); - while (list) { - new = pop_most_recent_commit(&list, TMP_MARK); - commit_list_insert(new, &used); - if (new == old) { - found = 1; - break; - } - } - unmark_and_free(list, TMP_MARK); - unmark_and_free(used, TMP_MARK); - return found; -} - -static void mark_edge_parents_uninteresting(struct commit *commit) -{ - struct commit_list *parents; - - for (parents = commit->parents; parents; parents = parents->next) { - struct commit *parent = parents->item; - if (!(parent->object.flags & UNINTERESTING)) - continue; - mark_tree_uninteresting(parent->tree); - } -} - -static void mark_edges_uninteresting(struct commit_list *list) -{ - for ( ; list; list = list->next) { - struct commit *commit = list->item; - - if (commit->object.flags & UNINTERESTING) { - mark_tree_uninteresting(commit->tree); - continue; - } - mark_edge_parents_uninteresting(commit); - } -} - static void add_remote_info_ref(struct remote_ls_ctx *ls) { - struct buffer *buf = (struct buffer *)ls->userData; - unsigned char remote_sha1[20]; + struct strbuf *buf = (struct strbuf *)ls->userData; struct object *o; int len; char *ref_info; + struct ref *ref; - if (fetch_ref(ls->dentry_name, remote_sha1) != 0) { + ref = alloc_ref(ls->dentry_name); + + if (http_fetch_ref(repo->url, ref) != 0) { fprintf(stderr, "Unable to fetch ref %s from %s\n", - ls->dentry_name, remote->url); + ls->dentry_name, repo->url); aborted = 1; + free(ref); return; } - o = parse_object(remote_sha1); + o = parse_object(ref->old_sha1); if (!o) { fprintf(stderr, "Unable to parse object %s for remote ref %s\n", - sha1_to_hex(remote_sha1), ls->dentry_name); + sha1_to_hex(ref->old_sha1), ls->dentry_name); aborted = 1; + free(ref); return; } len = strlen(ls->dentry_name) + 42; ref_info = xcalloc(len + 1, 1); sprintf(ref_info, "%s %s\n", - sha1_to_hex(remote_sha1), ls->dentry_name); + sha1_to_hex(ref->old_sha1), ls->dentry_name); fwrite_buffer(ref_info, 1, len, buf); free(ref_info); @@ -2056,31 +1548,30 @@ static void add_remote_info_ref(struct remote_ls_ctx *ls) free(ref_info); } } + free(ref); } static void update_remote_info_refs(struct remote_lock *lock) { - struct buffer buffer; + struct buffer buffer = { STRBUF_INIT, 0 }; struct active_request_slot *slot; struct slot_results results; - char *if_header; - struct curl_slist *dav_headers = NULL; + struct curl_slist *dav_headers; - buffer.buffer = xcalloc(1, 4096); - buffer.size = 4096; - buffer.posn = 0; remote_ls("refs/", (PROCESS_FILES | RECURSIVE), - add_remote_info_ref, &buffer); + add_remote_info_ref, &buffer.buf); if (!aborted) { - if_header = xmalloc(strlen(lock->token) + 25); - sprintf(if_header, "If: (<opaquelocktoken:%s>)", lock->token); - dav_headers = curl_slist_append(dav_headers, if_header); + dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF); slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_INFILE, &buffer); - curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, buffer.posn); + curl_easy_setopt(slot->curl, CURLOPT_INFILESIZE, buffer.buf.len); curl_easy_setopt(slot->curl, CURLOPT_READFUNCTION, fread_buffer); +#ifndef NO_CURL_IOCTL + curl_easy_setopt(slot->curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer); + curl_easy_setopt(slot->curl, CURLOPT_IOCTLDATA, &buffer); +#endif curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_null); curl_easy_setopt(slot->curl, CURLOPT_CUSTOMREQUEST, DAV_PUT); curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers); @@ -2088,8 +1579,6 @@ static void update_remote_info_refs(struct remote_lock *lock) curl_easy_setopt(slot->curl, CURLOPT_PUT, 1); curl_easy_setopt(slot->curl, CURLOPT_URL, lock->url); - buffer.posn = 0; - if (start_active_slot(slot)) { run_active_slot(slot); if (results.curl_result != CURLE_OK) { @@ -2098,88 +1587,61 @@ static void update_remote_info_refs(struct remote_lock *lock) results.curl_result, results.http_code); } } - free(if_header); } - free(buffer.buffer); + strbuf_release(&buffer.buf); } static int remote_exists(const char *path) { - char *url = xmalloc(strlen(remote->url) + strlen(path) + 1); - struct active_request_slot *slot; - struct slot_results results; - - sprintf(url, "%s%s", remote->url, path); + char *url = xmalloc(strlen(repo->url) + strlen(path) + 1); + int ret; - slot = get_active_slot(); - slot->results = &results; - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - curl_easy_setopt(slot->curl, CURLOPT_NOBODY, 1); + sprintf(url, "%s%s", repo->url, path); - if (start_active_slot(slot)) { - run_active_slot(slot); - if (results.http_code == 404) - return 0; - else if (results.curl_result == CURLE_OK) - return 1; - else - fprintf(stderr, "HEAD HTTP error %ld\n", results.http_code); - } else { - fprintf(stderr, "Unable to start HEAD request\n"); + switch (http_get_strbuf(url, NULL, 0)) { + case HTTP_OK: + ret = 1; + break; + case HTTP_MISSING_TARGET: + ret = 0; + break; + case HTTP_ERROR: + http_error(url, HTTP_ERROR); + default: + ret = -1; } - - return -1; + free(url); + return ret; } static void fetch_symref(const char *path, char **symref, unsigned char *sha1) { char *url; - struct buffer buffer; - struct active_request_slot *slot; - struct slot_results results; - - url = xmalloc(strlen(remote->url) + strlen(path) + 1); - sprintf(url, "%s%s", remote->url, path); + struct strbuf buffer = STRBUF_INIT; - buffer.size = 4096; - buffer.posn = 0; - buffer.buffer = xmalloc(buffer.size); + url = xmalloc(strlen(repo->url) + strlen(path) + 1); + sprintf(url, "%s%s", repo->url, path); - slot = get_active_slot(); - slot->results = &results; - curl_easy_setopt(slot->curl, CURLOPT_FILE, &buffer); - curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION, fwrite_buffer); - curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, NULL); - curl_easy_setopt(slot->curl, CURLOPT_URL, url); - if (start_active_slot(slot)) { - run_active_slot(slot); - if (results.curl_result != CURLE_OK) { - die("Couldn't get %s for remote symref\n%s", - url, curl_errorstr); - } - } else { - die("Unable to start remote symref request"); - } + if (http_get_strbuf(url, &buffer, 0) != HTTP_OK) + die("Couldn't get %s for remote symref\n%s", url, + curl_errorstr); free(url); - if (*symref != NULL) - free(*symref); + free(*symref); *symref = NULL; hashclr(sha1); - if (buffer.posn == 0) + if (buffer.len == 0) return; /* If it's a symref, set the refname; otherwise try for a sha1 */ - if (!prefixcmp((char *)buffer.buffer, "ref: ")) { - *symref = xmalloc(buffer.posn - 5); - memcpy(*symref, (char *)buffer.buffer + 5, buffer.posn - 6); - (*symref)[buffer.posn - 6] = '\0'; + if (!prefixcmp((char *)buffer.buf, "ref: ")) { + *symref = xmemdupz((char *)buffer.buf + 5, buffer.len - 6); } else { - get_sha1_hex(buffer.buffer, sha1); + get_sha1_hex(buffer.buf, sha1); } - free(buffer.buffer); + strbuf_release(&buffer); } static int verify_merge_base(unsigned char *head_sha1, unsigned char *branch_sha1) @@ -2243,13 +1705,13 @@ static int delete_remote_branch(char *pattern, int force) /* Remote HEAD must resolve to a known object */ if (symref) return error("Remote HEAD symrefs too deep"); - if (is_zero_sha1(head_sha1)) + if (is_null_sha1(head_sha1)) return error("Unable to resolve remote HEAD"); if (!has_sha1_file(head_sha1)) return error("Remote HEAD resolves to object %s\nwhich does not exist locally, perhaps you need to fetch?", sha1_to_hex(head_sha1)); /* Remote branch must resolve to a known object */ - if (is_zero_sha1(remote_ref->old_sha1)) + if (is_null_sha1(remote_ref->old_sha1)) return error("Unable to resolve remote branch %s", remote_ref->name); if (!has_sha1_file(remote_ref->old_sha1)) @@ -2257,14 +1719,20 @@ static int delete_remote_branch(char *pattern, int force) /* Remote branch must be an ancestor of remote HEAD */ if (!verify_merge_base(head_sha1, remote_ref->old_sha1)) { - return error("The branch '%s' is not a strict subset of your current HEAD.\nIf you are sure you want to delete it, run:\n\t'git http-push -D %s %s'", remote_ref->name, remote->url, pattern); + return error("The branch '%s' is not an ancestor " + "of your current HEAD.\n" + "If you are sure you want to delete it," + " run:\n\t'git http-push -D %s %s'", + remote_ref->name, repo->url, pattern); } } /* Send delete request */ fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name); - url = xmalloc(strlen(remote->url) + strlen(remote_ref->name) + 1); - sprintf(url, "%s%s", remote->url, remote_ref->name); + if (dry_run) + return 0; + url = xmalloc(strlen(repo->url) + strlen(remote_ref->name) + 1); + sprintf(url, "%s%s", repo->url, remote_ref->name); slot = get_active_slot(); slot->results = &results; curl_easy_setopt(slot->curl, CURLOPT_HTTPGET, 1); @@ -2285,6 +1753,25 @@ static int delete_remote_branch(char *pattern, int force) return 0; } +static void run_request_queue(void) +{ +#ifdef USE_CURL_MULTI + is_running_queue = 1; + fill_active_slots(); + add_fill_function(NULL, fill_active_slot); +#endif + do { + finish_all_active_slots(); +#ifdef USE_CURL_MULTI + fill_active_slots(); +#endif + } while (request_queue_head && !aborted); + +#ifdef USE_CURL_MULTI + is_running_queue = 0; +#endif +} + int main(int argc, char **argv) { struct transfer_request *request; @@ -2300,11 +1787,13 @@ int main(int argc, char **argv) int rc = 0; int i; int new_refs; - struct ref *ref; + struct ref *ref, *local_refs; + struct remote *remote; + char *rewritten_url = NULL; - setup_git_directory(); + git_extract_argv0_path(argv[0]); - remote = xcalloc(sizeof(*remote), 1); + repo = xcalloc(sizeof(*repo), 1); argv++; for (i = 1; i < argc; i++, argv++) { @@ -2312,15 +1801,24 @@ int main(int argc, char **argv) if (*arg == '-') { if (!strcmp(arg, "--all")) { - push_all = 1; + push_all = MATCH_REFS_ALL; continue; } if (!strcmp(arg, "--force")) { force_all = 1; continue; } + if (!strcmp(arg, "--dry-run")) { + dry_run = 1; + continue; + } + if (!strcmp(arg, "--helper-status")) { + helper_status = 1; + continue; + } if (!strcmp(arg, "--verbose")) { push_verbosely = 1; + http_is_verbose = 1; continue; } if (!strcmp(arg, "-d")) { @@ -2332,14 +1830,17 @@ int main(int argc, char **argv) force_delete = 1; continue; } + if (!strcmp(arg, "-h")) + usage(http_push_usage); } - if (!remote->url) { + if (!repo->url) { char *path = strstr(arg, "//"); - remote->url = arg; + repo->url = arg; + repo->path_len = strlen(arg); if (path) { - path = strchr(path+2, '/'); - if (path) - remote->path_len = strlen(path); + repo->path = strchr(path+2, '/'); + if (repo->path) + repo->path_len = strlen(repo->path); } continue; } @@ -2348,110 +1849,156 @@ int main(int argc, char **argv) break; } - if (!remote->url) +#ifndef USE_CURL_MULTI + die("git-push is not available for http/https repository when not compiled with USE_CURL_MULTI"); +#endif + + if (!repo->url) usage(http_push_usage); if (delete_branch && nr_refspec != 1) die("You must specify only one branch name when deleting a remote branch"); + setup_git_directory(); + memset(remote_dir_exists, -1, 256); - http_init(); + /* + * Create a minimum remote by hand to give to http_init(), + * primarily to allow it to look at the URL. + */ + remote = xcalloc(sizeof(*remote), 1); + ALLOC_GROW(remote->url, remote->url_nr + 1, remote->url_alloc); + remote->url[remote->url_nr++] = repo->url; + http_init(remote); + + if (repo->url && repo->url[strlen(repo->url)-1] != '/') { + rewritten_url = xmalloc(strlen(repo->url)+2); + strcpy(rewritten_url, repo->url); + strcat(rewritten_url, "/"); + repo->path = rewritten_url + (repo->path - repo->url); + repo->path_len++; + repo->url = rewritten_url; + } - no_pragma_header = curl_slist_append(no_pragma_header, "Pragma:"); - default_headers = curl_slist_append(default_headers, "Range:"); - default_headers = curl_slist_append(default_headers, "Destination:"); - default_headers = curl_slist_append(default_headers, "If:"); - default_headers = curl_slist_append(default_headers, - "Pragma: no-cache"); +#ifdef USE_CURL_MULTI + is_running_queue = 0; +#endif /* Verify DAV compliance/lock support */ if (!locking_available()) { - fprintf(stderr, "Error: no DAV locking support on remote repo %s\n", remote->url); rc = 1; goto cleanup; } + sigchain_push_common(remove_locks_on_signal); + /* Check whether the remote has server info files */ - remote->can_update_info_refs = 0; - remote->has_info_refs = remote_exists("info/refs"); - remote->has_info_packs = remote_exists("objects/info/packs"); - if (remote->has_info_refs) { + repo->can_update_info_refs = 0; + repo->has_info_refs = remote_exists("info/refs"); + repo->has_info_packs = remote_exists("objects/info/packs"); + if (repo->has_info_refs) { info_ref_lock = lock_remote("info/refs", LOCK_TIME); if (info_ref_lock) - remote->can_update_info_refs = 1; + repo->can_update_info_refs = 1; + else { + error("cannot lock existing info/refs"); + rc = 1; + goto cleanup; + } } - if (remote->has_info_packs) + if (repo->has_info_packs) fetch_indices(); /* Get a list of all local and remote heads to validate refspecs */ - get_local_heads(); + local_refs = get_local_heads(); fprintf(stderr, "Fetching remote heads...\n"); get_dav_remote_heads(); + run_request_queue(); /* Remove a remote branch if -d or -D was specified */ if (delete_branch) { - if (delete_remote_branch(refspec[0], force_delete) == -1) + if (delete_remote_branch(refspec[0], force_delete) == -1) { fprintf(stderr, "Unable to delete remote branch %s\n", refspec[0]); + if (helper_status) + printf("error %s cannot remove\n", refspec[0]); + } goto cleanup; } /* match them up */ - if (!remote_tail) - remote_tail = &remote_refs; - if (match_refs(local_refs, remote_refs, &remote_tail, - nr_refspec, refspec, push_all)) - return -1; + if (match_refs(local_refs, &remote_refs, + nr_refspec, (const char **) refspec, push_all)) { + rc = -1; + goto cleanup; + } if (!remote_refs) { fprintf(stderr, "No refs in common and none specified; doing nothing.\n"); - return 0; + if (helper_status) + printf("error null no match\n"); + rc = 0; + goto cleanup; } new_refs = 0; for (ref = remote_refs; ref; ref = ref->next) { char old_hex[60], *new_hex; - const char *commit_argv[4]; + const char *commit_argv[5]; int commit_argc; char *new_sha1_hex, *old_sha1_hex; if (!ref->peer_ref) continue; + + if (is_null_sha1(ref->peer_ref->new_sha1)) { + if (delete_remote_branch(ref->name, 1) == -1) { + error("Could not remove %s", ref->name); + if (helper_status) + printf("error %s cannot remove\n", ref->name); + rc = -4; + } + else if (helper_status) + printf("ok %s\n", ref->name); + new_refs++; + continue; + } + if (!hashcmp(ref->old_sha1, ref->peer_ref->new_sha1)) { - if (push_verbosely || 1) + if (push_verbosely) fprintf(stderr, "'%s': up-to-date\n", ref->name); + if (helper_status) + printf("ok %s up to date\n", ref->name); continue; } if (!force_all && - !is_zero_sha1(ref->old_sha1) && + !is_null_sha1(ref->old_sha1) && !ref->force) { if (!has_sha1_file(ref->old_sha1) || !ref_newer(ref->peer_ref->new_sha1, ref->old_sha1)) { - /* We do not have the remote ref, or + /* + * We do not have the remote ref, or * we know that the remote ref is not * an ancestor of what we are trying to * push. Either way this can be losing * commits at the remote end and likely * we were not up to date to begin with. */ - error("remote '%s' is not a strict " - "subset of local ref '%s'. " - "maybe you are not up-to-date and " + error("remote '%s' is not an ancestor of\n" + "local '%s'.\n" + "Maybe you are not up-to-date and " "need to pull first?", ref->name, ref->peer_ref->name); + if (helper_status) + printf("error %s non-fast forward\n", ref->name); rc = -2; continue; } } hashcpy(ref->new_sha1, ref->peer_ref->new_sha1); - if (is_zero_sha1(ref->new_sha1)) { - error("cannot happen anymore"); - rc = -3; - continue; - } new_refs++; strcpy(old_hex, sha1_to_hex(ref->old_sha1)); new_hex = sha1_to_hex(ref->new_sha1); @@ -2460,13 +2007,19 @@ int main(int argc, char **argv) if (strcmp(ref->name, ref->peer_ref->name)) fprintf(stderr, " using '%s'", ref->peer_ref->name); fprintf(stderr, "\n from %s\n to %s\n", old_hex, new_hex); - + if (dry_run) { + if (helper_status) + printf("ok %s\n", ref->name); + continue; + } /* Lock remote branch ref */ ref_lock = lock_remote(ref->name, LOCK_TIME); if (ref_lock == NULL) { fprintf(stderr, "Unable to lock remote branch %s\n", ref->name); + if (helper_status) + printf("error %s lock error\n", ref->name); rc = 1; continue; } @@ -2477,15 +2030,17 @@ int main(int argc, char **argv) old_sha1_hex = NULL; commit_argv[1] = "--objects"; commit_argv[2] = new_sha1_hex; - if (!push_all && !is_zero_sha1(ref->old_sha1)) { + if (!push_all && !is_null_sha1(ref->old_sha1)) { old_sha1_hex = xmalloc(42); sprintf(old_sha1_hex, "^%s", sha1_to_hex(ref->old_sha1)); commit_argv[3] = old_sha1_hex; commit_argc++; } + commit_argv[commit_argc] = NULL; init_revisions(&revs, setup_git_directory()); setup_revisions(commit_argc, commit_argv, &revs, NULL); + revs.edge_hint = 0; /* just in case */ free(new_sha1_hex); if (old_sha1_hex) { free(old_sha1_hex); @@ -2494,8 +2049,9 @@ int main(int argc, char **argv) /* Generate a list of objects that need to be pushed */ pushing = 0; - prepare_revision_walk(&revs); - mark_edges_uninteresting(revs.commits); + if (prepare_revision_walk(&revs)) + die("revision walk setup failed"); + mark_edges_uninteresting(revs.commits, &revs, NULL); objects_to_send = get_delta(&revs, ref_lock); finish_all_active_slots(); @@ -2505,41 +2061,37 @@ int main(int argc, char **argv) if (objects_to_send) fprintf(stderr, " sending %d objects\n", objects_to_send); -#ifdef USE_CURL_MULTI - fill_active_slots(); -#endif - finish_all_active_slots(); + + run_request_queue(); /* Update the remote branch if all went well */ - if (aborted || !update_remote(ref->new_sha1, ref_lock)) { + if (aborted || !update_remote(ref->new_sha1, ref_lock)) rc = 1; - goto unlock; - } - unlock: if (!rc) fprintf(stderr, " done\n"); + if (helper_status) + printf("%s %s\n", !rc ? "ok" : "error", ref->name); unlock_remote(ref_lock); check_locks(); } /* Update remote server info if appropriate */ - if (remote->has_info_refs && new_refs) { - if (info_ref_lock && remote->can_update_info_refs) { + if (repo->has_info_refs && new_refs) { + if (info_ref_lock && repo->can_update_info_refs) { fprintf(stderr, "Updating remote server info\n"); - update_remote_info_refs(info_ref_lock); + if (!dry_run) + update_remote_info_refs(info_ref_lock); } else { fprintf(stderr, "Unable to update server info\n"); } } - if (info_ref_lock) - unlock_remote(info_ref_lock); cleanup: - free(remote); - - curl_slist_free_all(no_pragma_header); - curl_slist_free_all(default_headers); + free(rewritten_url); + if (info_ref_lock) + unlock_remote(info_ref_lock); + free(repo); http_cleanup(); |