diff options
author | Junio C Hamano <gitster@pobox.com> | 2011-05-31 10:57:32 -0700 |
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committer | Junio C Hamano <gitster@pobox.com> | 2011-05-31 10:57:32 -0700 |
commit | 2d11f21c365821ccba1e093f22b99ad71b955f21 (patch) | |
tree | 1ecbe232f12904520838ab4adff6aa70d5ba6e80 /transport.c | |
parent | diff: futureproof "stop feeding the backend early" logic (diff) | |
parent | Merge branch 'jm/maint-misc-fix' into maint (diff) | |
download | tgif-2d11f21c365821ccba1e093f22b99ad71b955f21.tar.xz |
Merge remote-tracking branch 'ko/maint' into jc/diff-index-quick-exit-early
* ko/maint: (4352 commits)
git-submodule.sh: separate parens by a space to avoid confusing some shells
Documentation/technical/api-diff.txt: correct name of diff_unmerge()
read_gitfile_gently: use ssize_t to hold read result
remove tests of always-false condition
rerere.c: diagnose a corrupt MERGE_RR when hitting EOF between TAB and '\0'
Git 1.7.5.3
init/clone: remove short option -L and document --separate-git-dir
do not read beyond end of malloc'd buffer
git-svn: Fix git svn log --show-commit
Git 1.7.5.2
provide a copy of the LGPLv2.1
test core.gitproxy configuration
copy_gecos: fix not adding nlen to len when processing "&"
Update draft release notes to 1.7.5.2
Documentation/git-fsck.txt: fix typo: unreadable -> unreachable
send-pack: avoid deadlock on git:// push with failed pack-objects
connect: let callers know if connection is a socket
connect: treat generic proxy processes like ssh processes
sideband_demux(): fix decl-after-stmt
t3503: test cherry picking and reverting root commits
...
Conflicts:
diff.c
Diffstat (limited to 'transport.c')
-rw-r--r-- | transport.c | 604 |
1 files changed, 348 insertions, 256 deletions
diff --git a/transport.c b/transport.c index de0d5874a3..69dae71103 100644 --- a/transport.c +++ b/transport.c @@ -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" @@ -11,6 +8,8 @@ #include "bundle.h" #include "dir.h" #include "refs.h" +#include "branch.h" +#include "url.h" /* rsync support */ @@ -138,6 +137,53 @@ static void insert_packed_refs(const char *packed_refs, struct ref **list) } } +static void set_upstreams(struct transport *transport, struct ref *refs, + int pretend) +{ + struct ref *ref; + for (ref = refs; ref; ref = ref->next) { + const char *localname; + const char *tmp; + const char *remotename; + unsigned char sha[20]; + int flag = 0; + /* + * Check suitability for tracking. Must be successful / + * already up-to-date ref create/modify (not delete). + */ + if (ref->status != REF_STATUS_OK && + ref->status != REF_STATUS_UPTODATE) + continue; + if (!ref->peer_ref) + continue; + if (is_null_sha1(ref->new_sha1)) + continue; + + /* Follow symbolic refs (mainly for HEAD). */ + localname = ref->peer_ref->name; + remotename = ref->name; + tmp = resolve_ref(localname, sha, 1, &flag); + if (tmp && flag & REF_ISSYMREF && + !prefixcmp(tmp, "refs/heads/")) + localname = tmp; + + /* Both source and destination must be local branches. */ + if (!localname || prefixcmp(localname, "refs/heads/")) + continue; + if (!remotename || prefixcmp(remotename, "refs/heads/")) + continue; + + if (!pretend) + install_branch_config(BRANCH_CONFIG_VERBOSE, + localname + 11, transport->remote->name, + remotename); + else + printf("Would set upstream of '%s' to '%s' of '%s'\n", + localname + 11, remotename + 11, + transport->remote->name); + } +} + static const char *rsync_url(const char *url) { return prefixcmp(url, "rsync://") ? skip_prefix(url, "rsync:") : url; @@ -146,7 +192,7 @@ static const char *rsync_url(const char *url) static struct ref *get_refs_via_rsync(struct transport *transport, int for_push) { struct strbuf buf = STRBUF_INIT, temp_dir = STRBUF_INIT; - struct ref dummy, *tail = &dummy; + struct ref dummy = {NULL}, *tail = &dummy; struct child_process rsync; const char *args[5]; int temp_dir_len; @@ -207,7 +253,7 @@ static struct ref *get_refs_via_rsync(struct transport *transport, int for_push) } static int fetch_objs_via_rsync(struct transport *transport, - int nr_objs, const struct ref **to_fetch) + int nr_objs, struct ref **to_fetch) { struct strbuf buf = STRBUF_INIT; struct child_process rsync; @@ -352,178 +398,6 @@ 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; @@ -554,7 +428,7 @@ static struct ref *get_refs_from_bundle(struct transport *transport, int for_pus } static int fetch_refs_from_bundle(struct transport *transport, - int nr_heads, const struct ref **to_fetch) + int nr_heads, struct ref **to_fetch) { struct bundle_transport_data *data = transport->data; return unbundle(&data->header, data->fd); @@ -570,41 +444,36 @@ static int close_bundle(struct transport *transport) } struct git_transport_data { - unsigned thin : 1; - unsigned keep : 1; - unsigned followtags : 1; - int depth; + struct git_transport_options options; struct child_process *conn; int fd[2]; - const char *uploadpack; - const char *receivepack; + unsigned got_remote_heads : 1; struct extra_have_objects extra_have; }; -static int set_git_option(struct transport *connection, +static int set_git_option(struct git_transport_options *opts, const char *name, const char *value) { - struct git_transport_data *data = connection->data; if (!strcmp(name, TRANS_OPT_UPLOADPACK)) { - data->uploadpack = value; + opts->uploadpack = value; return 0; } else if (!strcmp(name, TRANS_OPT_RECEIVEPACK)) { - data->receivepack = value; + opts->receivepack = value; return 0; } else if (!strcmp(name, TRANS_OPT_THIN)) { - data->thin = !!value; + opts->thin = !!value; return 0; } else if (!strcmp(name, TRANS_OPT_FOLLOWTAGS)) { - data->followtags = !!value; + opts->followtags = !!value; return 0; } else if (!strcmp(name, TRANS_OPT_KEEP)) { - data->keep = !!value; + opts->keep = !!value; return 0; } else if (!strcmp(name, TRANS_OPT_DEPTH)) { if (!value) - data->depth = 0; + opts->depth = 0; else - data->depth = atoi(value); + opts->depth = atoi(value); return 0; } return 1; @@ -613,9 +482,15 @@ static int set_git_option(struct transport *connection, static int connect_setup(struct transport *transport, int for_push, int verbose) { struct git_transport_data *data = transport->data; + + if (data->conn) + return 0; + data->conn = git_connect(data->fd, transport->url, - for_push ? data->receivepack : data->uploadpack, + for_push ? data->options.receivepack : + data->options.uploadpack, verbose ? CONNECT_VERBOSE : 0); + return 0; } @@ -627,12 +502,13 @@ static struct ref *get_refs_via_connect(struct transport *transport, int for_pus connect_setup(transport, for_push, 0); get_remote_heads(data->fd[0], &refs, 0, NULL, for_push ? REF_NORMAL : 0, &data->extra_have); + data->got_remote_heads = 1; return refs; } static int fetch_refs_via_pack(struct transport *transport, - int nr_heads, const struct ref **to_fetch) + int nr_heads, struct ref **to_fetch) { struct git_transport_data *data = transport->data; char **heads = xmalloc(nr_heads * sizeof(*heads)); @@ -644,22 +520,23 @@ static int fetch_refs_via_pack(struct transport *transport, struct ref *refs_tmp = NULL; memset(&args, 0, sizeof(args)); - args.uploadpack = data->uploadpack; - args.keep_pack = data->keep; + args.uploadpack = data->options.uploadpack; + args.keep_pack = data->options.keep; args.lock_pack = 1; - args.use_thin_pack = data->thin; - args.include_tag = data->followtags; + args.use_thin_pack = data->options.thin; + args.include_tag = data->options.followtags; args.verbose = (transport->verbose > 0); args.quiet = (transport->verbose < 0); - args.no_progress = args.quiet || (!transport->progress && !isatty(1)); - args.depth = data->depth; + args.no_progress = !transport->progress; + args.depth = data->options.depth; for (i = 0; i < nr_heads; i++) origh[i] = heads[i] = xstrdup(to_fetch[i]->name); - if (!data->conn) { + if (!data->got_remote_heads) { connect_setup(transport, 0, 0); get_remote_heads(data->fd[0], &refs_tmp, 0, NULL, 0, NULL); + data->got_remote_heads = 1; } refs = fetch_pack(&args, data->fd, data->conn, @@ -670,6 +547,7 @@ static int fetch_refs_via_pack(struct transport *transport, if (finish_connect(data->conn)) refs = NULL; data->conn = NULL; + data->got_remote_heads = 0; free_refs(refs_tmp); @@ -681,7 +559,22 @@ static int fetch_refs_via_pack(struct transport *transport, return (refs ? 0 : -1); } -static int refs_pushed(struct ref *ref) +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; +} + +int transport_refs_pushed(struct ref *ref) { for (; ref; ref = ref->next) { switch(ref->status) { @@ -695,7 +588,7 @@ static int refs_pushed(struct ref *ref) return 0; } -static void update_tracking_ref(struct remote *remote, struct ref *ref, int verbose) +void transport_update_tracking_ref(struct remote *remote, struct ref *ref, int verbose) { struct refspec rs; @@ -717,8 +610,6 @@ static void update_tracking_ref(struct remote *remote, struct ref *ref, int verb } } -#define SUMMARY_WIDTH (2 * DEFAULT_ABBREV + 3) - static void print_ref_status(char flag, const char *summary, struct ref *to, struct ref *from, const char *msg, int porcelain) { if (porcelain) { @@ -731,7 +622,7 @@ static void print_ref_status(char flag, const char *summary, struct ref *to, str else fprintf(stdout, "%s\n", summary); } else { - fprintf(stderr, " %c %-*s ", flag, SUMMARY_WIDTH, summary); + fprintf(stderr, " %c %-*s ", flag, TRANSPORT_SUMMARY_WIDTH, summary); if (from) fprintf(stderr, "%s -> %s", prettify_refname(from->name), prettify_refname(to->name)); else @@ -783,7 +674,7 @@ static void print_ok_ref_status(struct ref *ref, int porcelain) static int print_one_push_status(struct ref *ref, const char *dest, int count, int porcelain) { if (!count) - fprintf(stderr, "To %s\n", dest); + fprintf(porcelain ? stdout : stderr, "To %s\n", dest); switch(ref->status) { case REF_STATUS_NONE: @@ -799,7 +690,7 @@ 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, @@ -819,8 +710,8 @@ static int print_one_push_status(struct ref *ref, const char *dest, int count, i return 1; } -static void print_push_status(const char *dest, struct ref *refs, - int verbose, int porcelain) +void transport_print_push_status(const char *dest, struct ref *refs, + int verbose, int porcelain, int *nonfastforward) { struct ref *ref; int n = 0; @@ -835,15 +726,18 @@ static void print_push_status(const char *dest, struct ref *refs, if (ref->status == REF_STATUS_OK) n += print_one_push_status(ref, dest, n, porcelain); + *nonfastforward = 0; for (ref = refs; ref; ref = ref->next) { if (ref->status != REF_STATUS_NONE && ref->status != REF_STATUS_UPTODATE && ref->status != REF_STATUS_OK) n += print_one_push_status(ref, dest, n, porcelain); + if (ref->status == REF_STATUS_REJECT_NONFASTFORWARD) + *nonfastforward = 1; } } -static void verify_remote_names(int nr_heads, const char **heads) +void transport_verify_remote_names(int nr_heads, const char **heads) { int i; @@ -880,19 +774,24 @@ static int git_transport_push(struct transport *transport, struct ref *remote_re struct send_pack_args args; int ret; - if (!data->conn) { + if (!data->got_remote_heads) { struct ref *tmp_refs; connect_setup(transport, 1, 0); get_remote_heads(data->fd[0], &tmp_refs, 0, NULL, REF_NORMAL, NULL); + data->got_remote_heads = 1; } + 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.use_thin_pack = data->options.thin; + args.verbose = (transport->verbose > 0); + args.quiet = (transport->verbose < 0); + args.progress = transport->progress; args.dry_run = !!(flags & TRANSPORT_PUSH_DRY_RUN); + args.porcelain = !!(flags & TRANSPORT_PUSH_PORCELAIN); ret = send_pack(&args, data->fd, data->conn, remote_refs, &data->extra_have); @@ -901,15 +800,28 @@ static int git_transport_push(struct transport *transport, struct ref *remote_re close(data->fd[0]); ret |= finish_connect(data->conn); data->conn = NULL; + data->got_remote_heads = 0; return ret; } +static int connect_git(struct transport *transport, const char *name, + const char *executable, int fd[2]) +{ + struct git_transport_data *data = transport->data; + data->conn = git_connect(data->fd, transport->url, + executable, 0); + fd[0] = data->fd[0]; + fd[1] = data->fd[1]; + return 0; +} + static int disconnect_git(struct transport *transport) { struct git_transport_data *data = transport->data; if (data->conn) { - packet_flush(data->fd[1]); + if (data->got_remote_heads) + packet_flush(data->fd[1]); close(data->fd[0]); close(data->fd[1]); finish_connect(data->conn); @@ -919,6 +831,32 @@ static int disconnect_git(struct transport *transport) return 0; } +void transport_take_over(struct transport *transport, + struct child_process *child) +{ + struct git_transport_data *data; + + if (!transport->smart_options) + die("Bug detected: Taking over transport requires non-NULL " + "smart_options field."); + + data = xcalloc(1, sizeof(*data)); + data->options = *transport->smart_options; + data->conn = child; + data->fd[0] = data->conn->out; + data->fd[1] = data->conn->in; + data->got_remote_heads = 0; + transport->data = data; + + transport->set_option = NULL; + transport->get_refs_list = get_refs_via_connect; + transport->fetch = fetch_refs_via_pack; + transport->push = NULL; + transport->push_refs = git_transport_push; + transport->disconnect = disconnect_git; + transport->smart_options = &(data->options); +} + static int is_local(const char *url) { const char *colon = strchr(url, ':'); @@ -935,54 +873,89 @@ static int is_file(const char *url) return S_ISREG(buf.st_mode); } +static int external_specification_len(const char *url) +{ + return strchr(url, ':') - url; +} + struct transport *transport_get(struct remote *remote, const char *url) { + const char *helper; struct transport *ret = xcalloc(1, sizeof(*ret)); + ret->progress = isatty(2); + + if (!remote) + die("No remote provided to transport_get()"); + + ret->got_remote_refs = 0; ret->remote = remote; + helper = remote->foreign_vcs; + + if (!url && remote->url) + url = remote->url[0]; ret->url = url; - if (!prefixcmp(url, "rsync:")) { + /* maybe it is a foreign URL? */ + if (url) { + const char *p = url; + + while (is_urlschemechar(p == url, *p)) + p++; + if (!prefixcmp(p, "::")) + helper = xstrndup(url, p - url); + } + + if (helper) { + transport_helper_init(ret, helper); + } else if (!prefixcmp(url, "rsync:")) { ret->get_refs_list = get_refs_via_rsync; ret->fetch = fetch_objs_via_rsync; ret->push = rsync_transport_push; - - } else if (!prefixcmp(url, "http://") - || !prefixcmp(url, "https://") - || !prefixcmp(url, "ftp://")) { -#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; - + ret->smart_options = NULL; } else if (is_local(url) && is_file(url)) { struct bundle_transport_data *data = xcalloc(1, sizeof(*data)); ret->data = data; ret->get_refs_list = get_refs_from_bundle; ret->fetch = fetch_refs_from_bundle; ret->disconnect = close_bundle; - - } else { + ret->smart_options = NULL; + } else if (!is_url(url) + || !prefixcmp(url, "file://") + || !prefixcmp(url, "git://") + || !prefixcmp(url, "ssh://") + || !prefixcmp(url, "git+ssh://") + || !prefixcmp(url, "ssh+git://")) { + /* These are builtin smart transports. */ struct git_transport_data *data = xcalloc(1, sizeof(*data)); ret->data = data; - ret->set_option = set_git_option; + ret->set_option = NULL; ret->get_refs_list = get_refs_via_connect; ret->fetch = fetch_refs_via_pack; ret->push_refs = git_transport_push; + ret->connect = connect_git; ret->disconnect = disconnect_git; + ret->smart_options = &(data->options); - data->thin = 1; data->conn = NULL; - data->uploadpack = "git-upload-pack"; - if (remote && remote->uploadpack) - data->uploadpack = remote->uploadpack; - data->receivepack = "git-receive-pack"; - if (remote && remote->receivepack) - data->receivepack = remote->receivepack; + data->got_remote_heads = 0; + } else { + /* Unknown protocol in URL. Pass to external handler. */ + int len = external_specification_len(url); + char *handler = xmalloc(len + 1); + handler[len] = 0; + strncpy(handler, url, len); + transport_helper_init(ret, handler); + } + + if (ret->smart_options) { + ret->smart_options->thin = 1; + ret->smart_options->uploadpack = "git-upload-pack"; + if (remote->uploadpack) + ret->smart_options->uploadpack = remote->uploadpack; + ret->smart_options->receivepack = "git-receive-pack"; + if (remote->receivepack) + ret->smart_options->receivepack = remote->receivepack; } return ret; @@ -991,26 +964,68 @@ struct transport *transport_get(struct remote *remote, const char *url) int transport_set_option(struct transport *transport, const char *name, const char *value) { + int git_reports = 1, protocol_reports = 1; + + if (transport->smart_options) + git_reports = set_git_option(transport->smart_options, + name, value); + if (transport->set_option) - return transport->set_option(transport, name, value); + protocol_reports = transport->set_option(transport, name, + value); + + /* If either report is 0, report 0 (success). */ + if (!git_reports || !protocol_reports) + return 0; + /* If either reports -1 (invalid value), report -1. */ + if ((git_reports == -1) || (protocol_reports == -1)) + return -1; + /* Otherwise if both report unknown, report unknown. */ return 1; } +void transport_set_verbosity(struct transport *transport, int verbosity, + int force_progress) +{ + if (verbosity >= 2) + transport->verbose = verbosity <= 3 ? verbosity : 3; + if (verbosity < 0) + transport->verbose = -1; + + /** + * Rules used to determine whether to report progress (processing aborts + * when a rule is satisfied): + * + * 1. Report progress, if force_progress is 1 (ie. --progress). + * 2. Don't report progress, if verbosity < 0 (ie. -q/--quiet ). + * 3. Report progress if isatty(2) is 1. + **/ + transport->progress = force_progress || (verbosity >= 0 && isatty(2)); +} + int transport_push(struct transport *transport, - int refspec_nr, const char **refspec, int flags) + int refspec_nr, const char **refspec, int flags, + int *nonfastforward) { - verify_remote_names(refspec_nr, refspec); + *nonfastforward = 0; + transport_verify_remote_names(refspec_nr, refspec); + + if (transport->push) { + /* Maybe FIXME. But no important transport uses this case. */ + if (flags & TRANSPORT_PUSH_SET_UPSTREAM) + die("This transport does not support using --set-upstream"); - if (transport->push) return transport->push(transport, refspec_nr, refspec, flags); - if (transport->push_refs) { + } else if (transport->push_refs) { struct ref *remote_refs = transport->get_refs_list(transport, 1); struct ref *local_refs = get_local_heads(); int match_flags = MATCH_REFS_NONE; - int verbose = flags & TRANSPORT_PUSH_VERBOSE; + int verbose = (transport->verbose > 0); + int quiet = (transport->verbose < 0); int porcelain = flags & TRANSPORT_PUSH_PORCELAIN; - int ret; + int pretend = flags & TRANSPORT_PUSH_DRY_RUN; + int push_ret, ret, err; if (flags & TRANSPORT_PUSH_ALL) match_flags |= MATCH_REFS_ALL; @@ -1022,18 +1037,33 @@ int transport_push(struct transport *transport, return -1; } - ret = transport->push_refs(transport, remote_refs, flags); + set_ref_status_for_push(remote_refs, + flags & TRANSPORT_PUSH_MIRROR, + flags & TRANSPORT_PUSH_FORCE); - print_push_status(transport->url, remote_refs, verbose | porcelain, porcelain); + push_ret = transport->push_refs(transport, remote_refs, flags); + err = push_had_errors(remote_refs); + ret = push_ret | err; + + if (!quiet || err) + transport_print_push_status(transport->url, remote_refs, + verbose | porcelain, porcelain, + nonfastforward); + + if (flags & TRANSPORT_PUSH_SET_UPSTREAM) + set_upstreams(transport, remote_refs, pretend); if (!(flags & TRANSPORT_PUSH_DRY_RUN)) { struct ref *ref; for (ref = remote_refs; ref; ref = ref->next) - update_tracking_ref(transport->remote, ref, verbose); + transport_update_tracking_ref(transport->remote, ref, verbose); } - if (!ret && !refs_pushed(remote_refs)) + if (porcelain && !push_ret) + puts("Done"); + else if (!quiet && !ret && !transport_refs_pushed(remote_refs)) fprintf(stderr, "Everything up-to-date\n"); + return ret; } return 1; @@ -1041,27 +1071,46 @@ int transport_push(struct transport *transport, const struct ref *transport_get_remote_refs(struct transport *transport) { - if (!transport->remote_refs) + if (!transport->got_remote_refs) { transport->remote_refs = transport->get_refs_list(transport, 0); + transport->got_remote_refs = 1; + } + return transport->remote_refs; } -int transport_fetch_refs(struct transport *transport, const struct ref *refs) +int transport_fetch_refs(struct transport *transport, struct ref *refs) { int rc; - int nr_heads = 0, nr_alloc = 0; - const struct ref **heads = NULL; - const struct ref *rm; + int nr_heads = 0, nr_alloc = 0, nr_refs = 0; + struct ref **heads = NULL; + struct ref *rm; for (rm = refs; rm; rm = rm->next) { + nr_refs++; if (rm->peer_ref && + !is_null_sha1(rm->old_sha1) && !hashcmp(rm->peer_ref->old_sha1, rm->old_sha1)) continue; ALLOC_GROW(heads, nr_heads + 1, nr_alloc); 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; } @@ -1075,6 +1124,15 @@ void transport_unlock_pack(struct transport *transport) } } +int transport_connect(struct transport *transport, const char *name, + const char *exec, int fd[2]) +{ + if (transport->connect) + return transport->connect(transport, name, exec, fd); + else + die("Operation not supported by protocol"); +} + int transport_disconnect(struct transport *transport) { int ret = 0; @@ -1131,3 +1189,37 @@ char *transport_anonymize_url(const char *url) literal_copy: return xstrdup(url); } + +int refs_from_alternate_cb(struct alternate_object_database *e, void *cb) +{ + char *other; + size_t len; + struct remote *remote; + struct transport *transport; + const struct ref *extra; + alternate_ref_fn *ref_fn = cb; + + e->name[-1] = '\0'; + other = xstrdup(real_path(e->base)); + e->name[-1] = '/'; + len = strlen(other); + + while (other[len-1] == '/') + other[--len] = '\0'; + if (len < 8 || memcmp(other + len - 8, "/objects", 8)) + return 0; + /* Is this a git repository with refs? */ + memcpy(other + len - 8, "/refs", 6); + if (!is_directory(other)) + return 0; + other[len - 8] = '\0'; + remote = remote_get(other); + transport = transport_get(remote, other); + for (extra = transport_get_remote_refs(transport); + extra; + extra = extra->next) + ref_fn(extra, NULL); + transport_disconnect(transport); + free(other); + return 0; +} |