diff options
Diffstat (limited to 'builtin/receive-pack.c')
| -rw-r--r-- | builtin/receive-pack.c | 673 |
1 files changed, 598 insertions, 75 deletions
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index 6a66687..1724726 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -15,7 +15,7 @@ #include "string-list.h" #include "oid-array.h" #include "connected.h" -#include "argv-array.h" +#include "strvec.h" #include "version.h" #include "tag.h" #include "gpg-interface.h" @@ -54,9 +54,11 @@ static int receive_unpack_limit = -1; static int transfer_unpack_limit = -1; static int advertise_atomic_push = 1; static int advertise_push_options; +static int advertise_sid; static int unpack_limit = 100; static off_t max_input_size; static int report_status; +static int report_status_v2; static int use_sideband; static int use_atomic; static int use_push_options; @@ -97,6 +99,17 @@ static int keepalive_in_sec = 5; static struct tmp_objdir *tmp_objdir; +static struct proc_receive_ref { + unsigned int want_add:1, + want_delete:1, + want_modify:1, + negative_ref:1; + char *ref_prefix; + struct proc_receive_ref *next; +} *proc_receive_ref; + +static void proc_receive_ref_append(const char *prefix); + static enum deny_action parse_deny_action(const char *var, const char *value) { if (value) { @@ -229,6 +242,18 @@ static int receive_pack_config(const char *var, const char *value, void *cb) return 0; } + if (strcmp(var, "receive.procreceiverefs") == 0) { + if (!value) + return config_error_nonbool(var); + proc_receive_ref_append(value); + return 0; + } + + if (strcmp(var, "transfer.advertisesid") == 0) { + advertise_sid = git_config_bool(var, value); + return 0; + } + return git_default_config(var, value, cb); } @@ -240,7 +265,7 @@ static void show_ref(const char *path, const struct object_id *oid) struct strbuf cap = STRBUF_INIT; strbuf_addstr(&cap, - "report-status delete-refs side-band-64k quiet"); + "report-status report-status-v2 delete-refs side-band-64k quiet"); if (advertise_atomic_push) strbuf_addstr(&cap, " atomic"); if (prefer_ofs_delta) @@ -249,6 +274,9 @@ static void show_ref(const char *path, const struct object_id *oid) strbuf_addf(&cap, " push-cert=%s", push_cert_nonce); if (advertise_push_options) strbuf_addstr(&cap, " push-options"); + if (advertise_sid) + strbuf_addf(&cap, " session-id=%s", trace2_session_id()); + strbuf_addf(&cap, " object-format=%s", the_hash_algo->name); strbuf_addf(&cap, " agent=%s", git_user_agent_sanitized()); packet_write_fmt(1, "%s %s%c%s\n", oid_to_hex(oid), path, 0, cap.buf); @@ -309,17 +337,94 @@ static void write_head_info(void) packet_flush(1); } +#define RUN_PROC_RECEIVE_SCHEDULED 1 +#define RUN_PROC_RECEIVE_RETURNED 2 struct command { struct command *next; const char *error_string; + struct ref_push_report *report; unsigned int skip_update:1, - did_not_exist:1; + did_not_exist:1, + run_proc_receive:2; int index; struct object_id old_oid; struct object_id new_oid; char ref_name[FLEX_ARRAY]; /* more */ }; +static void proc_receive_ref_append(const char *prefix) +{ + struct proc_receive_ref *ref_pattern; + char *p; + int len; + + ref_pattern = xcalloc(1, sizeof(struct proc_receive_ref)); + p = strchr(prefix, ':'); + if (p) { + while (prefix < p) { + if (*prefix == 'a') + ref_pattern->want_add = 1; + else if (*prefix == 'd') + ref_pattern->want_delete = 1; + else if (*prefix == 'm') + ref_pattern->want_modify = 1; + else if (*prefix == '!') + ref_pattern->negative_ref = 1; + prefix++; + } + prefix++; + } else { + ref_pattern->want_add = 1; + ref_pattern->want_delete = 1; + ref_pattern->want_modify = 1; + } + len = strlen(prefix); + while (len && prefix[len - 1] == '/') + len--; + ref_pattern->ref_prefix = xmemdupz(prefix, len); + if (!proc_receive_ref) { + proc_receive_ref = ref_pattern; + } else { + struct proc_receive_ref *end; + + end = proc_receive_ref; + while (end->next) + end = end->next; + end->next = ref_pattern; + } +} + +static int proc_receive_ref_matches(struct command *cmd) +{ + struct proc_receive_ref *p; + + if (!proc_receive_ref) + return 0; + + for (p = proc_receive_ref; p; p = p->next) { + const char *match = p->ref_prefix; + const char *remains; + + if (!p->want_add && is_null_oid(&cmd->old_oid)) + continue; + else if (!p->want_delete && is_null_oid(&cmd->new_oid)) + continue; + else if (!p->want_modify && + !is_null_oid(&cmd->old_oid) && + !is_null_oid(&cmd->new_oid)) + continue; + + if (skip_prefix(cmd->ref_name, match, &remains) && + (!*remains || *remains == '/')) { + if (!p->negative_ref) + return 1; + } else if (p->negative_ref) { + return 1; + } + } + return 0; +} + static void rp_error(const char *err, ...) __attribute__((format (printf, 1, 2))); static void rp_warning(const char *err, ...) __attribute__((format (printf, 1, 2))); @@ -659,38 +764,39 @@ static void prepare_push_cert_sha1(struct child_process *proc) memset(&sigcheck, '\0', sizeof(sigcheck)); - bogs = parse_signature(push_cert.buf, push_cert.len); + bogs = parse_signed_buffer(push_cert.buf, push_cert.len); check_signature(push_cert.buf, bogs, push_cert.buf + bogs, push_cert.len - bogs, &sigcheck); nonce_status = check_nonce(push_cert.buf, bogs); } if (!is_null_oid(&push_cert_oid)) { - argv_array_pushf(&proc->env_array, "GIT_PUSH_CERT=%s", - oid_to_hex(&push_cert_oid)); - argv_array_pushf(&proc->env_array, "GIT_PUSH_CERT_SIGNER=%s", - sigcheck.signer ? sigcheck.signer : ""); - argv_array_pushf(&proc->env_array, "GIT_PUSH_CERT_KEY=%s", - sigcheck.key ? sigcheck.key : ""); - argv_array_pushf(&proc->env_array, "GIT_PUSH_CERT_STATUS=%c", - sigcheck.result); + strvec_pushf(&proc->env_array, "GIT_PUSH_CERT=%s", + oid_to_hex(&push_cert_oid)); + strvec_pushf(&proc->env_array, "GIT_PUSH_CERT_SIGNER=%s", + sigcheck.signer ? sigcheck.signer : ""); + strvec_pushf(&proc->env_array, "GIT_PUSH_CERT_KEY=%s", + sigcheck.key ? sigcheck.key : ""); + strvec_pushf(&proc->env_array, "GIT_PUSH_CERT_STATUS=%c", + sigcheck.result); if (push_cert_nonce) { - argv_array_pushf(&proc->env_array, - "GIT_PUSH_CERT_NONCE=%s", - push_cert_nonce); - argv_array_pushf(&proc->env_array, - "GIT_PUSH_CERT_NONCE_STATUS=%s", - nonce_status); + strvec_pushf(&proc->env_array, + "GIT_PUSH_CERT_NONCE=%s", + push_cert_nonce); + strvec_pushf(&proc->env_array, + "GIT_PUSH_CERT_NONCE_STATUS=%s", + nonce_status); if (nonce_status == NONCE_SLOP) - argv_array_pushf(&proc->env_array, - "GIT_PUSH_CERT_NONCE_SLOP=%ld", - nonce_stamp_slop); + strvec_pushf(&proc->env_array, + "GIT_PUSH_CERT_NONCE_SLOP=%ld", + nonce_stamp_slop); } } } struct receive_hook_feed_state { struct command *cmd; + struct ref_push_report *report; int skip_broken; struct strbuf buf; const struct string_list *push_options; @@ -719,16 +825,16 @@ static int run_and_feed_hook(const char *hook_name, feed_fn feed, if (feed_state->push_options) { int i; for (i = 0; i < feed_state->push_options->nr; i++) - argv_array_pushf(&proc.env_array, - "GIT_PUSH_OPTION_%d=%s", i, - feed_state->push_options->items[i].string); - argv_array_pushf(&proc.env_array, "GIT_PUSH_OPTION_COUNT=%d", - feed_state->push_options->nr); + strvec_pushf(&proc.env_array, + "GIT_PUSH_OPTION_%d=%s", i, + feed_state->push_options->items[i].string); + strvec_pushf(&proc.env_array, "GIT_PUSH_OPTION_COUNT=%d", + feed_state->push_options->nr); } else - argv_array_pushf(&proc.env_array, "GIT_PUSH_OPTION_COUNT"); + strvec_pushf(&proc.env_array, "GIT_PUSH_OPTION_COUNT"); if (tmp_objdir) - argv_array_pushv(&proc.env_array, tmp_objdir_env(tmp_objdir)); + strvec_pushv(&proc.env_array, tmp_objdir_env(tmp_objdir)); if (use_sideband) { memset(&muxer, 0, sizeof(muxer)); @@ -778,11 +884,31 @@ static int feed_receive_hook(void *state_, const char **bufp, size_t *sizep) cmd = cmd->next; if (!cmd) return -1; /* EOF */ + if (!bufp) + return 0; /* OK, can feed something. */ strbuf_reset(&state->buf); - strbuf_addf(&state->buf, "%s %s %s\n", - oid_to_hex(&cmd->old_oid), oid_to_hex(&cmd->new_oid), - cmd->ref_name); - state->cmd = cmd->next; + if (!state->report) + state->report = cmd->report; + if (state->report) { + struct object_id *old_oid; + struct object_id *new_oid; + const char *ref_name; + + old_oid = state->report->old_oid ? state->report->old_oid : &cmd->old_oid; + new_oid = state->report->new_oid ? state->report->new_oid : &cmd->new_oid; + ref_name = state->report->ref_name ? state->report->ref_name : cmd->ref_name; + strbuf_addf(&state->buf, "%s %s %s\n", + oid_to_hex(old_oid), oid_to_hex(new_oid), + ref_name); + state->report = state->report->next; + if (!state->report) + state->cmd = cmd->next; + } else { + strbuf_addf(&state->buf, "%s %s %s\n", + oid_to_hex(&cmd->old_oid), oid_to_hex(&cmd->new_oid), + cmd->ref_name); + state->cmd = cmd->next; + } if (bufp) { *bufp = state->buf.buf; *sizep = state->buf.len; @@ -801,6 +927,7 @@ static int run_receive_hook(struct command *commands, strbuf_init(&state.buf, 0); state.cmd = commands; state.skip_broken = skip_broken; + state.report = NULL; if (feed_receive_hook(&state, NULL, NULL)) return 0; state.cmd = commands; @@ -839,6 +966,312 @@ static int run_update_hook(struct command *cmd) return finish_command(&proc); } +static struct command *find_command_by_refname(struct command *list, + const char *refname) +{ + for (; list; list = list->next) + if (!strcmp(list->ref_name, refname)) + return list; + return NULL; +} + +static int read_proc_receive_report(struct packet_reader *reader, + struct command *commands, + struct strbuf *errmsg) +{ + struct command *cmd; + struct command *hint = NULL; + struct ref_push_report *report = NULL; + int new_report = 0; + int code = 0; + int once = 0; + int response = 0; + + for (;;) { + struct object_id old_oid, new_oid; + const char *head; + const char *refname; + char *p; + enum packet_read_status status; + + status = packet_reader_read(reader); + if (status != PACKET_READ_NORMAL) { + /* Check whether proc-receive exited abnormally */ + if (status == PACKET_READ_EOF && !response) { + strbuf_addstr(errmsg, "proc-receive exited abnormally"); + return -1; + } + break; + } + response++; + + head = reader->line; + p = strchr(head, ' '); + if (!p) { + strbuf_addf(errmsg, "proc-receive reported incomplete status line: '%s'\n", head); + code = -1; + continue; + } + *p++ = '\0'; + if (!strcmp(head, "option")) { + const char *key, *val; + + if (!hint || !(report || new_report)) { + if (!once++) + strbuf_addstr(errmsg, "proc-receive reported 'option' without a matching 'ok/ng' directive\n"); + code = -1; + continue; + } + if (new_report) { + if (!hint->report) { + hint->report = xcalloc(1, sizeof(struct ref_push_report)); + report = hint->report; + } else { + report = hint->report; + while (report->next) + report = report->next; + report->next = xcalloc(1, sizeof(struct ref_push_report)); + report = report->next; + } + new_report = 0; + } + key = p; + p = strchr(key, ' '); + if (p) + *p++ = '\0'; + val = p; + if (!strcmp(key, "refname")) + report->ref_name = xstrdup_or_null(val); + else if (!strcmp(key, "old-oid") && val && + !parse_oid_hex(val, &old_oid, &val)) + report->old_oid = oiddup(&old_oid); + else if (!strcmp(key, "new-oid") && val && + !parse_oid_hex(val, &new_oid, &val)) + report->new_oid = oiddup(&new_oid); + else if (!strcmp(key, "forced-update")) + report->forced_update = 1; + else if (!strcmp(key, "fall-through")) + /* Fall through, let 'receive-pack' to execute it. */ + hint->run_proc_receive = 0; + continue; + } + + report = NULL; + new_report = 0; + refname = p; + p = strchr(refname, ' '); + if (p) + *p++ = '\0'; + if (strcmp(head, "ok") && strcmp(head, "ng")) { + strbuf_addf(errmsg, "proc-receive reported bad status '%s' on ref '%s'\n", + head, refname); + code = -1; + continue; + } + + /* first try searching at our hint, falling back to all refs */ + if (hint) + hint = find_command_by_refname(hint, refname); + if (!hint) + hint = find_command_by_refname(commands, refname); + if (!hint) { + strbuf_addf(errmsg, "proc-receive reported status on unknown ref: %s\n", + refname); + code = -1; + continue; + } + if (!hint->run_proc_receive) { + strbuf_addf(errmsg, "proc-receive reported status on unexpected ref: %s\n", + refname); + code = -1; + continue; + } + hint->run_proc_receive |= RUN_PROC_RECEIVE_RETURNED; + if (!strcmp(head, "ng")) { + if (p) + hint->error_string = xstrdup(p); + else + hint->error_string = "failed"; + code = -1; + continue; + } + new_report = 1; + } + + for (cmd = commands; cmd; cmd = cmd->next) + if (cmd->run_proc_receive && !cmd->error_string && + !(cmd->run_proc_receive & RUN_PROC_RECEIVE_RETURNED)) { + cmd->error_string = "proc-receive failed to report status"; + code = -1; + } + return code; +} + +static int run_proc_receive_hook(struct command *commands, + const struct string_list *push_options) +{ + struct child_process proc = CHILD_PROCESS_INIT; + struct async muxer; + struct command *cmd; + const char *argv[2]; + struct packet_reader reader; + struct strbuf cap = STRBUF_INIT; + struct strbuf errmsg = STRBUF_INIT; + int hook_use_push_options = 0; + int version = 0; + int code; + + argv[0] = find_hook("proc-receive"); + if (!argv[0]) { + rp_error("cannot find hook 'proc-receive'"); + return -1; + } + argv[1] = NULL; + + proc.argv = argv; + proc.in = -1; + proc.out = -1; + proc.trace2_hook_name = "proc-receive"; + + if (use_sideband) { + memset(&muxer, 0, sizeof(muxer)); + muxer.proc = copy_to_sideband; + muxer.in = -1; + code = start_async(&muxer); + if (code) + return code; + proc.err = muxer.in; + } else { + proc.err = 0; + } + + code = start_command(&proc); + if (code) { + if (use_sideband) + finish_async(&muxer); + return code; + } + + sigchain_push(SIGPIPE, SIG_IGN); + + /* Version negotiaton */ + packet_reader_init(&reader, proc.out, NULL, 0, + PACKET_READ_CHOMP_NEWLINE | + PACKET_READ_GENTLE_ON_EOF); + if (use_atomic) + strbuf_addstr(&cap, " atomic"); + if (use_push_options) + strbuf_addstr(&cap, " push-options"); + if (cap.len) { + code = packet_write_fmt_gently(proc.in, "version=1%c%s\n", '\0', cap.buf + 1); + strbuf_release(&cap); + } else { + code = packet_write_fmt_gently(proc.in, "version=1\n"); + } + if (!code) + code = packet_flush_gently(proc.in); + + if (!code) + for (;;) { + int linelen; + enum packet_read_status status; + + status = packet_reader_read(&reader); + if (status != PACKET_READ_NORMAL) { + /* Check whether proc-receive exited abnormally */ + if (status == PACKET_READ_EOF) + code = -1; + break; + } + + if (reader.pktlen > 8 && starts_with(reader.line, "version=")) { + version = atoi(reader.line + 8); + linelen = strlen(reader.line); + if (linelen < reader.pktlen) { + const char *feature_list = reader.line + linelen + 1; + if (parse_feature_request(feature_list, "push-options")) + hook_use_push_options = 1; + } + } + } + + if (code) { + strbuf_addstr(&errmsg, "fail to negotiate version with proc-receive hook"); + goto cleanup; + } + + switch (version) { + case 0: + /* fallthrough */ + case 1: + break; + default: + strbuf_addf(&errmsg, "proc-receive version '%d' is not supported", + version); + code = -1; + goto cleanup; + } + + /* Send commands */ + for (cmd = commands; cmd; cmd = cmd->next) { + if (!cmd->run_proc_receive || cmd->skip_update || cmd->error_string) + continue; + code = packet_write_fmt_gently(proc.in, "%s %s %s", + oid_to_hex(&cmd->old_oid), + oid_to_hex(&cmd->new_oid), + cmd->ref_name); + if (code) + break; + } + if (!code) + code = packet_flush_gently(proc.in); + if (code) { + strbuf_addstr(&errmsg, "fail to write commands to proc-receive hook"); + goto cleanup; + } + + /* Send push options */ + if (hook_use_push_options) { + struct string_list_item *item; + + for_each_string_list_item(item, push_options) { + code = packet_write_fmt_gently(proc.in, "%s", item->string); + if (code) + break; + } + if (!code) + code = packet_flush_gently(proc.in); + if (code) { + strbuf_addstr(&errmsg, + "fail to write push-options to proc-receive hook"); + goto cleanup; + } + } + + /* Read result from proc-receive */ + code = read_proc_receive_report(&reader, commands, &errmsg); + +cleanup: + close(proc.in); + close(proc.out); + if (use_sideband) + finish_async(&muxer); + if (finish_command(&proc)) + code = -1; + if (errmsg.len >0) { + char *p = errmsg.buf; + + p += errmsg.len - 1; + if (*p == '\n') + *p = '\0'; + rp_error("%s", errmsg.buf); + strbuf_release(&errmsg); + } + sigchain_pop(SIGPIPE); + + return code; +} + static char *refuse_unconfigured_deny_msg = N_("By default, updating the current branch in a non-bare repository\n" "is denied, because it will make the index and work tree inconsistent\n" @@ -930,7 +1363,7 @@ static int head_has_history(void) } static const char *push_to_deploy(unsigned char *sha1, - struct argv_array *env, + struct strvec *env, const char *work_tree) { const char *update_refresh[] = { @@ -949,7 +1382,7 @@ static const char *push_to_deploy(unsigned char *sha1, struct child_process child = CHILD_PROCESS_INIT; child.argv = update_refresh; - child.env = env->argv; + child.env = env->v; child.dir = work_tree; child.no_stdin = 1; child.stdout_to_stderr = 1; @@ -960,7 +1393,7 @@ static const char *push_to_deploy(unsigned char *sha1, /* run_command() does not clean up completely; reinitialize */ child_process_init(&child); child.argv = diff_files; - child.env = env->argv; + child.env = env->v; child.dir = work_tree; child.no_stdin = 1; child.stdout_to_stderr = 1; @@ -973,7 +1406,7 @@ static const char *push_to_deploy(unsigned char *sha1, child_process_init(&child); child.argv = diff_index; - child.env = env->argv; + child.env = env->v; child.no_stdin = 1; child.no_stdout = 1; child.stdout_to_stderr = 0; @@ -984,7 +1417,7 @@ static const char *push_to_deploy(unsigned char *sha1, read_tree[3] = hash_to_hex(sha1); child_process_init(&child); child.argv = read_tree; - child.env = env->argv; + child.env = env->v; child.dir = work_tree; child.no_stdin = 1; child.no_stdout = 1; @@ -999,11 +1432,11 @@ static const char *push_to_deploy(unsigned char *sha1, static const char *push_to_checkout_hook = "push-to-checkout"; static const char *push_to_checkout(unsigned char *hash, - struct argv_array *env, + struct strvec *env, const char *work_tree) { - argv_array_pushf(env, "GIT_WORK_TREE=%s", absolute_path(work_tree)); - if (run_hook_le(env->argv, push_to_checkout_hook, + strvec_pushf(env, "GIT_WORK_TREE=%s", absolute_path(work_tree)); + if (run_hook_le(env->v, push_to_checkout_hook, hash_to_hex(hash), NULL)) return "push-to-checkout hook declined"; else @@ -1013,7 +1446,7 @@ static const char *push_to_checkout(unsigned char *hash, static const char *update_worktree(unsigned char *sha1, const struct worktree *worktree) { const char *retval, *work_tree, *git_dir = NULL; - struct argv_array env = ARGV_ARRAY_INIT; + struct strvec env = STRVEC_INIT; if (worktree && worktree->path) work_tree = worktree->path; @@ -1029,14 +1462,14 @@ static const char *update_worktree(unsigned char *sha1, const struct worktree *w if (!git_dir) git_dir = get_git_dir(); - argv_array_pushf(&env, "GIT_DIR=%s", absolute_path(git_dir)); + strvec_pushf(&env, "GIT_DIR=%s", absolute_path(git_dir)); if (!find_hook(push_to_checkout_hook)) retval = push_to_deploy(sha1, &env, work_tree); else retval = push_to_checkout(sha1, &env, work_tree); - argv_array_clear(&env); + strvec_clear(&env); return retval; } @@ -1204,11 +1637,11 @@ static void run_update_post_hook(struct command *commands) for (cmd = commands; cmd; cmd = cmd->next) { if (cmd->error_string || cmd->did_not_exist) continue; - if (!proc.args.argc) - argv_array_push(&proc.args, hook); - argv_array_push(&proc.args, cmd->ref_name); + if (!proc.args.nr) + strvec_push(&proc.args, hook); + strvec_push(&proc.args, cmd->ref_name); } - if (!proc.args.argc) + if (!proc.args.nr) return; proc.no_stdin = 1; @@ -1414,7 +1847,7 @@ static void execute_commands_non_atomic(struct command *commands, struct strbuf err = STRBUF_INIT; for (cmd = commands; cmd; cmd = cmd->next) { - if (!should_process_cmd(cmd)) + if (!should_process_cmd(cmd) || cmd->run_proc_receive) continue; transaction = ref_transaction_begin(&err); @@ -1454,7 +1887,7 @@ static void execute_commands_atomic(struct command *commands, } for (cmd = commands; cmd; cmd = cmd->next) { - if (!should_process_cmd(cmd)) + if (!should_process_cmd(cmd) || cmd->run_proc_receive) continue; cmd->error_string = update(cmd, si); @@ -1490,6 +1923,7 @@ static void execute_commands(struct command *commands, struct iterate_data data; struct async muxer; int err_fd = 0; + int run_proc_receive = 0; if (unpacker_error) { for (cmd = commands; cmd; cmd = cmd->next) @@ -1519,6 +1953,22 @@ static void execute_commands(struct command *commands, reject_updates_to_hidden(commands); + /* + * Try to find commands that have special prefix in their reference names, + * and mark them to run an external "proc-receive" hook later. + */ + if (proc_receive_ref) { + for (cmd = commands; cmd; cmd = cmd->next) { + if (!should_process_cmd(cmd)) + continue; + + if (proc_receive_ref_matches(cmd)) { + cmd->run_proc_receive = RUN_PROC_RECEIVE_SCHEDULED; + run_proc_receive = 1; + } + } + } + if (run_receive_hook(commands, "pre-receive", 0, push_options)) { for (cmd = commands; cmd; cmd = cmd->next) { if (!cmd->error_string) @@ -1545,6 +1995,14 @@ static void execute_commands(struct command *commands, free(head_name_to_free); head_name = head_name_to_free = resolve_refdup("HEAD", 0, NULL, NULL); + if (run_proc_receive && + run_proc_receive_hook(commands, push_options)) + for (cmd = commands; cmd; cmd = cmd->next) + if (!cmd->error_string && + !(cmd->run_proc_receive & RUN_PROC_RECEIVE_RETURNED) && + (cmd->run_proc_receive || use_atomic)) + cmd->error_string = "fail to run proc-receive hook"; + if (use_atomic) execute_commands_atomic(commands, si); else @@ -1592,7 +2050,7 @@ static void queue_commands_from_cert(struct command **tail, die("malformed push certificate %.*s", 100, push_cert->buf); else boc += 2; - eoc = push_cert->buf + parse_signature(push_cert->buf, push_cert->len); + eoc = push_cert->buf + parse_signed_buffer(push_cert->buf, push_cert->len); while (boc < eoc) { const char *eol = memchr(boc, '\n', eoc - boc); @@ -1624,8 +2082,13 @@ static struct command *read_head_info(struct packet_reader *reader, linelen = strlen(reader->line); if (linelen < reader->pktlen) { const char *feature_list = reader->line + linelen + 1; + const char *hash = NULL; + const char *client_sid; + int len = 0; if (parse_feature_request(feature_list, "report-status")) report_status = 1; + if (parse_feature_request(feature_list, "report-status-v2")) + report_status_v2 = 1; if (parse_feature_request(feature_list, "side-band-64k")) use_sideband = LARGE_PACKET_MAX; if (parse_feature_request(feature_list, "quiet")) @@ -1636,6 +2099,19 @@ static struct command *read_head_info(struct packet_reader *reader, if (advertise_push_options && parse_feature_request(feature_list, "push-options")) use_push_options = 1; + hash = parse_feature_value(feature_list, "object-format", &len, NULL); + if (!hash) { + hash = hash_algos[GIT_HASH_SHA1].name; + len = strlen(hash); + } + if (xstrncmpz(the_hash_algo->name, hash, len)) + die("error: unsupported object format '%s'", hash); + client_sid = parse_feature_value(feature_list, "session-id", &len, NULL); + if (client_sid) { + char *sid = xstrndup(client_sid, len); + trace2_data_string("transfer", NULL, "client-sid", client_sid); + free(sid); + } } if (!strcmp(reader->line, "push-cert")) { @@ -1705,10 +2181,10 @@ static const char *parse_pack_header(struct pack_header *hdr) static const char *pack_lockfile; -static void push_header_arg(struct argv_array *args, struct pack_header *hdr) +static void push_header_arg(struct strvec *args, struct pack_header *hdr) { - argv_array_pushf(args, "--pack_header=%"PRIu32",%"PRIu32, - ntohl(hdr->hdr_version), ntohl(hdr->hdr_entries)); + strvec_pushf(args, "--pack_header=%"PRIu32",%"PRIu32, + ntohl(hdr->hdr_version), ntohl(hdr->hdr_entries)); } static const char *unpack(int err_fd, struct shallow_info *si) @@ -1732,8 +2208,8 @@ static const char *unpack(int err_fd, struct shallow_info *si) if (si->nr_ours || si->nr_theirs) { alt_shallow_file = setup_temporary_shallow(si->shallow); - argv_array_push(&child.args, "--shallow-file"); - argv_array_push(&child.args, alt_shallow_file); + strvec_push(&child.args, "--shallow-file"); + strvec_push(&child.args, alt_shallow_file); } tmp_objdir = tmp_objdir_create(); @@ -1752,16 +2228,16 @@ static const char *unpack(int err_fd, struct shallow_info *si) tmp_objdir_add_as_alternate(tmp_objdir); if (ntohl(hdr.hdr_entries) < unpack_limit) { - argv_array_push(&child.args, "unpack-objects"); + strvec_push(&child.args, "unpack-objects"); push_header_arg(&child.args, &hdr); if (quiet) - argv_array_push(&child.args, "-q"); + strvec_push(&child.args, "-q"); if (fsck_objects) - argv_array_pushf(&child.args, "--strict%s", - fsck_msg_types.buf); + strvec_pushf(&child.args, "--strict%s", + fsck_msg_types.buf); if (max_input_size) - argv_array_pushf(&child.args, "--max-input-size=%"PRIuMAX, - (uintmax_t)max_input_size); + strvec_pushf(&child.args, "--max-input-size=%"PRIuMAX, + (uintmax_t)max_input_size); child.no_stdout = 1; child.err = err_fd; child.git_cmd = 1; @@ -1771,35 +2247,35 @@ static const char *unpack(int err_fd, struct shallow_info *si) } else { char hostname[HOST_NAME_MAX + 1]; - argv_array_pushl(&child.args, "index-pack", "--stdin", NULL); + strvec_pushl(&child.args, "index-pack", "--stdin", NULL); push_header_arg(&child.args, &hdr); if (xgethostname(hostname, sizeof(hostname))) xsnprintf(hostname, sizeof(hostname), "localhost"); - argv_array_pushf(&child.args, - "--keep=receive-pack %"PRIuMAX" on %s", - (uintmax_t)getpid(), - hostname); + strvec_pushf(&child.args, + "--keep=receive-pack %"PRIuMAX" on %s", + (uintmax_t)getpid(), + hostname); if (!quiet && err_fd) - argv_array_push(&child.args, "--show-resolving-progress"); + strvec_push(&child.args, "--show-resolving-progress"); if (use_sideband) - argv_array_push(&child.args, "--report-end-of-input"); + strvec_push(&child.args, "--report-end-of-input"); if (fsck_objects) - argv_array_pushf(&child.args, "--strict%s", - fsck_msg_types.buf); + strvec_pushf(&child.args, "--strict%s", + fsck_msg_types.buf); if (!reject_thin) - argv_array_push(&child.args, "--fix-thin"); + strvec_push(&child.args, "--fix-thin"); if (max_input_size) - argv_array_pushf(&child.args, "--max-input-size=%"PRIuMAX, - (uintmax_t)max_input_size); + strvec_pushf(&child.args, "--max-input-size=%"PRIuMAX, + (uintmax_t)max_input_size); child.out = -1; child.err = err_fd; child.git_cmd = 1; status = start_command(&child); if (status) return "index-pack fork failed"; - pack_lockfile = index_pack_lockfile(child.out); + pack_lockfile = index_pack_lockfile(child.out, NULL); close(child.out); status = finish_command(&child); if (status) @@ -1935,6 +2411,51 @@ static void report(struct command *commands, const char *unpack_status) strbuf_release(&buf); } +static void report_v2(struct command *commands, const char *unpack_status) +{ + struct command *cmd; + struct strbuf buf = STRBUF_INIT; + struct ref_push_report *report; + + packet_buf_write(&buf, "unpack %s\n", + unpack_status ? unpack_status : "ok"); + for (cmd = commands; cmd; cmd = cmd->next) { + int count = 0; + + if (cmd->error_string) { + packet_buf_write(&buf, "ng %s %s\n", + cmd->ref_name, + cmd->error_string); + continue; + } + packet_buf_write(&buf, "ok %s\n", + cmd->ref_name); + for (report = cmd->report; report; report = report->next) { + if (count++ > 0) + packet_buf_write(&buf, "ok %s\n", + cmd->ref_name); + if (report->ref_name) + packet_buf_write(&buf, "option refname %s\n", + report->ref_name); + if (report->old_oid) + packet_buf_write(&buf, "option old-oid %s\n", + oid_to_hex(report->old_oid)); + if (report->new_oid) + packet_buf_write(&buf, "option new-oid %s\n", + oid_to_hex(report->new_oid)); + if (report->forced_update) + packet_buf_write(&buf, "option forced-update\n"); + } + } + packet_buf_flush(&buf); + + if (use_sideband) + send_sideband(1, 1, buf.buf, buf.len, use_sideband); + else + write_or_die(1, buf.buf, buf.len); + strbuf_release(&buf); +} + static int delete_only(struct command *commands) { struct command *cmd; @@ -2043,7 +2564,9 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix) &push_options); if (pack_lockfile) unlink_or_warn(pack_lockfile); - if (report_status) + if (report_status_v2) + report_v2(commands, unpack_status); + else if (report_status) report(commands, unpack_status); run_receive_hook(commands, "post-receive", 1, &push_options); |