-#include "cache.h"
+#include "builtin.h"
#include "commit.h"
#include "refs.h"
#include "pkt-line.h"
#include "sideband.h"
#include "run-command.h"
#include "remote.h"
+#include "connect.h"
#include "send-pack.h"
#include "quote.h"
-
-static const char send_pack_usage[] =
-"git send-pack [--all | --mirror] [--dry-run] [--force] [--receive-pack=<git-receive-pack>] [--verbose] [--thin] [<host>:]<directory> [<ref>...]\n"
-" --all and explicit <ref> specification are mutually exclusive.";
+#include "transport.h"
+#include "version.h"
+#include "sha1-array.h"
+#include "gpg-interface.h"
+#include "gettext.h"
+
+static const char * const send_pack_usage[] = {
+ N_("git send-pack [--all | --mirror] [--dry-run] [--force] "
+ "[--receive-pack=<git-receive-pack>] [--verbose] [--thin] [--atomic] "
+ "[<host>:]<directory> [<ref>...]\n"
+ " --all and explicit <ref> specification are mutually exclusive."),
+ NULL,
+};
static struct send_pack_args args;
-static int feed_object(const unsigned char *sha1, int fd, int negative)
-{
- char buf[42];
-
- if (negative && !has_sha1_file(sha1))
- return 1;
-
- memcpy(buf + negative, sha1_to_hex(sha1), 40);
- if (negative)
- buf[0] = '^';
- buf[40 + negative] = '\n';
- return write_or_whine(fd, buf, 41 + negative, "send-pack: send refs");
-}
-
-/*
- * Make a pack stream and spit it out into file descriptor fd
- */
-static int pack_objects(int fd, struct ref *refs, struct extra_have_objects *extra, struct send_pack_args *args)
-{
- /*
- * The child becomes pack-objects --revs; we feed
- * the revision parameters to it via its stdin and
- * let its stdout go back to the other end.
- */
- const char *argv[] = {
- "pack-objects",
- "--all-progress-implied",
- "--revs",
- "--stdout",
- NULL,
- NULL,
- NULL,
- NULL,
- };
- struct child_process po;
- int i;
-
- i = 4;
- if (args->use_thin_pack)
- argv[i++] = "--thin";
- if (args->use_ofs_delta)
- argv[i++] = "--delta-base-offset";
- if (args->quiet)
- argv[i++] = "-q";
- memset(&po, 0, sizeof(po));
- po.argv = argv;
- po.in = -1;
- po.out = args->stateless_rpc ? -1 : fd;
- po.git_cmd = 1;
- if (start_command(&po))
- die_errno("git pack-objects failed");
-
- /*
- * We feed the pack-objects we just spawned with revision
- * parameters by writing to the pipe.
- */
- for (i = 0; i < extra->nr; i++)
- if (!feed_object(extra->array[i], po.in, 1))
- break;
-
- while (refs) {
- if (!is_null_sha1(refs->old_sha1) &&
- !feed_object(refs->old_sha1, po.in, 1))
- break;
- if (!is_null_sha1(refs->new_sha1) &&
- !feed_object(refs->new_sha1, po.in, 0))
- break;
- refs = refs->next;
- }
-
- close(po.in);
-
- if (args->stateless_rpc) {
- char *buf = xmalloc(LARGE_PACKET_MAX);
- while (1) {
- ssize_t n = xread(po.out, buf, LARGE_PACKET_MAX);
- if (n <= 0)
- break;
- send_sideband(fd, -1, buf, n, LARGE_PACKET_MAX);
- }
- free(buf);
- close(po.out);
- po.out = -1;
- }
-
- if (finish_command(&po))
- return error("pack-objects died with strange error");
- return 0;
-}
-
-static int receive_status(int in, struct ref *refs)
-{
- struct ref *hint;
- char line[1000];
- int ret = 0;
- int len = packet_read_line(in, line, sizeof(line));
- if (len < 10 || memcmp(line, "unpack ", 7))
- return error("did not receive remote status");
- if (memcmp(line, "unpack ok\n", 10)) {
- char *p = line + strlen(line) - 1;
- if (*p == '\n')
- *p = '\0';
- error("unpack failed: %s", line + 7);
- ret = -1;
- }
- hint = NULL;
- while (1) {
- char *refname;
- char *msg;
- len = packet_read_line(in, line, sizeof(line));
- if (!len)
- break;
- if (len < 3 ||
- (memcmp(line, "ok ", 3) && memcmp(line, "ng ", 3))) {
- fprintf(stderr, "protocol error: %s\n", line);
- ret = -1;
- break;
- }
-
- line[strlen(line)-1] = '\0';
- refname = line + 3;
- msg = strchr(refname, ' ');
- if (msg)
- *msg++ = '\0';
-
- /* first try searching at our hint, falling back to all refs */
- if (hint)
- hint = find_ref_by_name(hint, refname);
- if (!hint)
- hint = find_ref_by_name(refs, refname);
- if (!hint) {
- warning("remote reported status on unknown ref: %s",
- refname);
- continue;
- }
- if (hint->status != REF_STATUS_EXPECTING_REPORT) {
- warning("remote reported status on unexpected ref: %s",
- refname);
- continue;
- }
-
- if (line[0] == 'o' && line[1] == 'k')
- hint->status = REF_STATUS_OK;
- else {
- hint->status = REF_STATUS_REMOTE_REJECT;
- ret = -1;
- }
- if (msg)
- hint->remote_status = xstrdup(msg);
- /* start our next search from the next ref */
- hint = hint->next;
- }
- return ret;
-}
-
-static void update_tracking_ref(struct remote *remote, struct ref *ref)
-{
- struct refspec rs;
-
- if (ref->status != REF_STATUS_OK && ref->status != REF_STATUS_UPTODATE)
- return;
-
- rs.src = ref->name;
- rs.dst = NULL;
-
- if (!remote_find_tracking(remote, &rs)) {
- if (args.verbose)
- fprintf(stderr, "updating local tracking ref '%s'\n", rs.dst);
- if (ref->deletion) {
- delete_ref(rs.dst, NULL, 0);
- } else
- update_ref("update by push", rs.dst,
- ref->new_sha1, NULL, 0, 0);
- free(rs.dst);
- }
-}
-
-#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)
-{
- fprintf(stderr, " %c %-*s ", flag, SUMMARY_WIDTH, summary);
- if (from)
- fprintf(stderr, "%s -> %s", prettify_refname(from->name), prettify_refname(to->name));
- else
- fputs(prettify_refname(to->name), stderr);
- if (msg) {
- fputs(" (", stderr);
- fputs(msg, stderr);
- fputc(')', stderr);
- }
- fputc('\n', stderr);
-}
-
-static const char *status_abbrev(unsigned char sha1[20])
-{
- return find_unique_abbrev(sha1, DEFAULT_ABBREV);
-}
-
-static void print_ok_ref_status(struct ref *ref)
-{
- if (ref->deletion)
- print_ref_status('-', "[deleted]", ref, NULL, NULL);
- else if (is_null_sha1(ref->old_sha1))
- print_ref_status('*',
- (!prefixcmp(ref->name, "refs/tags/") ? "[new tag]" :
- "[new branch]"),
- ref, ref->peer_ref, NULL);
- else {
- char quickref[84];
- char type;
- const char *msg;
-
- strcpy(quickref, status_abbrev(ref->old_sha1));
- if (ref->nonfastforward) {
- strcat(quickref, "...");
- type = '+';
- msg = "forced update";
- } else {
- strcat(quickref, "..");
- type = ' ';
- msg = NULL;
- }
- strcat(quickref, status_abbrev(ref->new_sha1));
-
- print_ref_status(type, quickref, ref, ref->peer_ref, msg);
- }
-}
-
-static int print_one_push_status(struct ref *ref, const char *dest, int count)
-{
- if (!count)
- fprintf(stderr, "To %s\n", dest);
-
- switch(ref->status) {
- case REF_STATUS_NONE:
- print_ref_status('X', "[no match]", ref, NULL, NULL);
- break;
- case REF_STATUS_REJECT_NODELETE:
- print_ref_status('!', "[rejected]", ref, NULL,
- "remote does not support deleting refs");
- break;
- case REF_STATUS_UPTODATE:
- print_ref_status('=', "[up to date]", ref,
- ref->peer_ref, NULL);
- break;
- case REF_STATUS_REJECT_NONFASTFORWARD:
- print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "non-fast-forward");
- break;
- case REF_STATUS_REMOTE_REJECT:
- print_ref_status('!', "[remote rejected]", ref,
- ref->deletion ? NULL : ref->peer_ref,
- ref->remote_status);
- break;
- case REF_STATUS_EXPECTING_REPORT:
- print_ref_status('!', "[remote failure]", ref,
- ref->deletion ? NULL : ref->peer_ref,
- "remote failed to report status");
- break;
- case REF_STATUS_OK:
- print_ok_ref_status(ref);
- break;
- }
-
- return 1;
-}
-
-static void print_push_status(const char *dest, struct ref *refs)
-{
- struct ref *ref;
- int n = 0;
-
- if (args.verbose) {
- for (ref = refs; ref; ref = ref->next)
- if (ref->status == REF_STATUS_UPTODATE)
- n += print_one_push_status(ref, dest, n);
- }
-
- for (ref = refs; ref; ref = ref->next)
- if (ref->status == REF_STATUS_OK)
- n += print_one_push_status(ref, dest, n);
-
- 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);
- }
-}
-
-static int refs_pushed(struct ref *ref)
-{
- for (; ref; ref = ref->next) {
- switch(ref->status) {
- case REF_STATUS_NONE:
- case REF_STATUS_UPTODATE:
- break;
- default:
- return 1;
- }
- }
- return 0;
-}
-
static void print_helper_status(struct ref *ref)
{
struct strbuf buf = STRBUF_INIT;
msg = "non-fast forward";
break;
+ case REF_STATUS_REJECT_FETCH_FIRST:
+ res = "error";
+ msg = "fetch first";
+ break;
+
+ case REF_STATUS_REJECT_NEEDS_FORCE:
+ res = "error";
+ msg = "needs force";
+ break;
+
+ case REF_STATUS_REJECT_STALE:
+ res = "error";
+ msg = "stale info";
+ break;
+
+ case REF_STATUS_REJECT_ALREADY_EXISTS:
+ res = "error";
+ msg = "already exists";
+ break;
+
case REF_STATUS_REJECT_NODELETE:
case REF_STATUS_REMOTE_REJECT:
res = "error";
}
strbuf_addch(&buf, '\n');
- safe_write(1, buf.buf, buf.len);
+ write_or_die(1, buf.buf, buf.len);
}
strbuf_release(&buf);
}
-static int sideband_demux(int in, int out, void *data)
+static int send_pack_config(const char *k, const char *v, void *cb)
{
- int *fd = data;
- int ret = recv_sideband("send-pack", fd[0], out);
- close(out);
- return ret;
-}
-
-int send_pack(struct send_pack_args *args,
- int fd[], struct child_process *conn,
- struct ref *remote_refs,
- struct extra_have_objects *extra_have)
-{
- int in = fd[0];
- int out = fd[1];
- struct strbuf req_buf = STRBUF_INIT;
- struct ref *ref;
- int new_refs;
- int allow_deleting_refs = 0;
- int status_report = 0;
- int use_sideband = 0;
- unsigned cmds_sent = 0;
- int ret;
- struct async demux;
-
- /* Does the other end support the reporting? */
- if (server_supports("report-status"))
- status_report = 1;
- if (server_supports("delete-refs"))
- allow_deleting_refs = 1;
- if (server_supports("ofs-delta"))
- args->use_ofs_delta = 1;
- if (server_supports("side-band-64k"))
- use_sideband = 1;
-
- if (!remote_refs) {
- fprintf(stderr, "No refs in common and none specified; doing nothing.\n"
- "Perhaps you should specify a branch such as 'master'.\n");
- return 0;
- }
-
- /*
- * Finally, tell the other end!
- */
- new_refs = 0;
- for (ref = remote_refs; ref; ref = ref->next) {
- if (!ref->peer_ref && !args->send_mirror)
- continue;
-
- /* Check for statuses set by set_ref_status_for_push() */
- switch (ref->status) {
- case REF_STATUS_REJECT_NONFASTFORWARD:
- case REF_STATUS_UPTODATE:
- continue;
- default:
- ; /* do nothing */
- }
-
- if (ref->deletion && !allow_deleting_refs) {
- ref->status = REF_STATUS_REJECT_NODELETE;
- continue;
- }
-
- if (!ref->deletion)
- new_refs++;
-
- if (args->dry_run) {
- ref->status = REF_STATUS_OK;
- } else {
- char *old_hex = sha1_to_hex(ref->old_sha1);
- char *new_hex = sha1_to_hex(ref->new_sha1);
-
- if (!cmds_sent && (status_report || use_sideband)) {
- packet_buf_write(&req_buf, "%s %s %s%c%s%s",
- old_hex, new_hex, ref->name, 0,
- status_report ? " report-status" : "",
- use_sideband ? " side-band-64k" : "");
+ git_gpg_config(k, v, NULL);
+
+ if (!strcmp(k, "push.gpgsign")) {
+ const char *value;
+ if (!git_config_get_value("push.gpgsign", &value)) {
+ switch (git_config_maybe_bool("push.gpgsign", value)) {
+ case 0:
+ args.push_cert = SEND_PACK_PUSH_CERT_NEVER;
+ break;
+ case 1:
+ args.push_cert = SEND_PACK_PUSH_CERT_ALWAYS;
+ break;
+ default:
+ if (value && !strcasecmp(value, "if-asked"))
+ args.push_cert = SEND_PACK_PUSH_CERT_IF_ASKED;
+ else
+ return error("Invalid value for '%s'", k);
}
- else
- packet_buf_write(&req_buf, "%s %s %s",
- old_hex, new_hex, ref->name);
- ref->status = status_report ?
- REF_STATUS_EXPECTING_REPORT :
- REF_STATUS_OK;
- cmds_sent++;
- }
- }
-
- if (args->stateless_rpc) {
- if (!args->dry_run && cmds_sent) {
- packet_buf_flush(&req_buf);
- send_sideband(out, -1, req_buf.buf, req_buf.len, LARGE_PACKET_MAX);
- }
- } else {
- safe_write(out, req_buf.buf, req_buf.len);
- packet_flush(out);
- }
- strbuf_release(&req_buf);
-
- if (use_sideband && cmds_sent) {
- memset(&demux, 0, sizeof(demux));
- demux.proc = sideband_demux;
- demux.data = fd;
- demux.out = -1;
- if (start_async(&demux))
- die("receive-pack: unable to fork off sideband demultiplexer");
- in = demux.out;
- }
-
- if (new_refs && cmds_sent) {
- if (pack_objects(out, remote_refs, extra_have, args) < 0) {
- for (ref = remote_refs; ref; ref = ref->next)
- ref->status = REF_STATUS_NONE;
- if (use_sideband)
- finish_async(&demux);
- return -1;
- }
- }
- if (args->stateless_rpc && cmds_sent)
- packet_flush(out);
-
- if (status_report && cmds_sent)
- ret = receive_status(in, remote_refs);
- else
- ret = 0;
- if (args->stateless_rpc)
- packet_flush(out);
-
- if (use_sideband && cmds_sent) {
- if (finish_async(&demux)) {
- error("error in sideband demultiplexer");
- ret = -1;
- }
- close(demux.out);
- }
-
- if (ret < 0)
- return ret;
- for (ref = remote_refs; ref; ref = ref->next) {
- switch (ref->status) {
- case REF_STATUS_NONE:
- case REF_STATUS_UPTODATE:
- case REF_STATUS_OK:
- break;
- default:
- return -1;
}
}
return 0;
}
-static void verify_remote_names(int nr_heads, const char **heads)
-{
- int i;
-
- for (i = 0; i < nr_heads; i++) {
- const char *local = heads[i];
- const char *remote = strrchr(heads[i], ':');
-
- if (*local == '+')
- local++;
-
- /* A matching refspec is okay. */
- if (remote == local && remote[1] == '\0')
- continue;
-
- remote = remote ? (remote + 1) : local;
- switch (check_ref_format(remote)) {
- case 0: /* ok */
- case CHECK_REF_FORMAT_ONELEVEL:
- /* ok but a single level -- that is fine for
- * a match pattern.
- */
- case CHECK_REF_FORMAT_WILDCARD:
- /* ok but ends with a pattern-match character */
- continue;
- }
- die("remote part of refspec is not a valid name in %s",
- heads[i]);
- }
-}
-
int cmd_send_pack(int argc, const char **argv, const char *prefix)
{
int i, nr_refspecs = 0;
const char *dest = NULL;
int fd[2];
struct child_process *conn;
- struct extra_have_objects extra_have;
+ struct sha1_array extra_have = SHA1_ARRAY_INIT;
+ struct sha1_array shallow = SHA1_ARRAY_INIT;
struct ref *remote_refs, *local_refs;
int ret;
int helper_status = 0;
int send_all = 0;
+ int verbose = 0;
const char *receivepack = "git-receive-pack";
+ unsigned dry_run = 0;
+ unsigned send_mirror = 0;
+ unsigned force_update = 0;
+ unsigned quiet = 0;
+ int push_cert = 0;
+ unsigned use_thin_pack = 0;
+ unsigned atomic = 0;
+ unsigned stateless_rpc = 0;
int flags;
+ unsigned int reject_reasons;
+ int progress = -1;
+ int from_stdin = 0;
+ struct push_cas_option cas = {0};
+
+ struct option options[] = {
+ OPT__VERBOSITY(&verbose),
+ OPT_STRING(0, "receive-pack", &receivepack, "receive-pack", N_("receive pack program")),
+ OPT_STRING(0, "exec", &receivepack, "receive-pack", N_("receive pack program")),
+ OPT_STRING(0, "remote", &remote_name, "remote", N_("remote name")),
+ OPT_BOOL(0, "all", &send_all, N_("push all refs")),
+ OPT_BOOL('n' , "dry-run", &dry_run, N_("dry run")),
+ OPT_BOOL(0, "mirror", &send_mirror, N_("mirror all refs")),
+ OPT_BOOL('f', "force", &force_update, N_("force updates")),
+ { OPTION_CALLBACK,
+ 0, "signed", &push_cert, "yes|no|if-asked", N_("GPG sign the push"),
+ PARSE_OPT_OPTARG, option_parse_push_signed },
+ OPT_BOOL(0, "progress", &progress, N_("force progress reporting")),
+ OPT_BOOL(0, "thin", &use_thin_pack, N_("use thin pack")),
+ OPT_BOOL(0, "atomic", &atomic, N_("request atomic transaction on remote side")),
+ OPT_BOOL(0, "stateless-rpc", &stateless_rpc, N_("use stateless RPC protocol")),
+ OPT_BOOL(0, "stdin", &from_stdin, N_("read refs from stdin")),
+ OPT_BOOL(0, "helper-status", &helper_status, N_("print status from remote helper")),
+ { OPTION_CALLBACK,
+ 0, CAS_OPT_NAME, &cas, N_("refname>:<expect"),
+ N_("require old value of ref to be at this value"),
+ PARSE_OPT_OPTARG, parseopt_push_cas_option },
+ OPT_END()
+ };
- argv++;
- for (i = 1; i < argc; i++, argv++) {
- const char *arg = *argv;
+ git_config(send_pack_config, NULL);
+ argc = parse_options(argc, argv, prefix, options, send_pack_usage, 0);
+ if (argc > 0) {
+ dest = argv[0];
+ refspecs = (const char **)(argv + 1);
+ nr_refspecs = argc - 1;
+ }
- if (*arg == '-') {
- if (!prefixcmp(arg, "--receive-pack=")) {
- receivepack = arg + 15;
- continue;
- }
- if (!prefixcmp(arg, "--exec=")) {
- receivepack = arg + 7;
- continue;
- }
- if (!prefixcmp(arg, "--remote=")) {
- remote_name = arg + 9;
- continue;
- }
- if (!strcmp(arg, "--all")) {
- send_all = 1;
- continue;
- }
- if (!strcmp(arg, "--dry-run")) {
- args.dry_run = 1;
- continue;
- }
- if (!strcmp(arg, "--mirror")) {
- args.send_mirror = 1;
- continue;
- }
- if (!strcmp(arg, "--force")) {
- args.force_update = 1;
- continue;
- }
- if (!strcmp(arg, "--verbose")) {
- args.verbose = 1;
- continue;
- }
- if (!strcmp(arg, "--thin")) {
- args.use_thin_pack = 1;
- continue;
- }
- if (!strcmp(arg, "--stateless-rpc")) {
- args.stateless_rpc = 1;
- continue;
- }
- if (!strcmp(arg, "--helper-status")) {
- helper_status = 1;
- continue;
- }
- usage(send_pack_usage);
- }
- if (!dest) {
- dest = arg;
- continue;
+ if (!dest)
+ usage_with_options(send_pack_usage, options);
+
+ args.verbose = verbose;
+ args.dry_run = dry_run;
+ args.send_mirror = send_mirror;
+ args.force_update = force_update;
+ args.quiet = quiet;
+ args.push_cert = push_cert;
+ args.progress = progress;
+ args.use_thin_pack = use_thin_pack;
+ args.atomic = atomic;
+ args.stateless_rpc = stateless_rpc;
+
+ if (from_stdin) {
+ struct argv_array all_refspecs = ARGV_ARRAY_INIT;
+
+ for (i = 0; i < nr_refspecs; i++)
+ argv_array_push(&all_refspecs, refspecs[i]);
+
+ if (args.stateless_rpc) {
+ const char *buf;
+ while ((buf = packet_read_line(0, NULL)))
+ argv_array_push(&all_refspecs, buf);
+ } else {
+ struct strbuf line = STRBUF_INIT;
+ while (strbuf_getline(&line, stdin, '\n') != EOF)
+ argv_array_push(&all_refspecs, line.buf);
+ strbuf_release(&line);
}
- refspecs = (const char **) argv;
- nr_refspecs = argc - i;
- break;
+
+ refspecs = all_refspecs.argv;
+ nr_refspecs = all_refspecs.argc;
}
- if (!dest)
- usage(send_pack_usage);
+
/*
* --all and --mirror are incompatible; neither makes sense
* with any refspecs.
*/
if ((refspecs && (send_all || args.send_mirror)) ||
(send_all && args.send_mirror))
- usage(send_pack_usage);
+ usage_with_options(send_pack_usage, options);
if (remote_name) {
remote = remote_get(remote_name);
}
}
+ if (progress == -1)
+ progress = !args.quiet && isatty(2);
+ args.progress = progress;
+
if (args.stateless_rpc) {
conn = NULL;
fd[0] = 0;
args.verbose ? CONNECT_VERBOSE : 0);
}
- memset(&extra_have, 0, sizeof(extra_have));
+ get_remote_heads(fd[0], NULL, 0, &remote_refs, REF_NORMAL,
+ &extra_have, &shallow);
- get_remote_heads(fd[0], &remote_refs, 0, NULL, REF_NORMAL,
- &extra_have);
-
- verify_remote_names(nr_refspecs, refspecs);
+ transport_verify_remote_names(nr_refspecs, refspecs);
local_refs = get_local_heads();
flags |= MATCH_REFS_MIRROR;
/* match them up */
- if (match_refs(local_refs, &remote_refs, nr_refspecs, refspecs, flags))
+ if (match_push_refs(local_refs, &remote_refs, nr_refspecs, refspecs, flags))
return -1;
+ if (!is_empty_cas(&cas))
+ apply_push_cas(&cas, remote, remote_refs);
+
set_ref_status_for_push(remote_refs, args.send_mirror,
args.force_update);
ret |= finish_connect(conn);
if (!helper_status)
- print_push_status(dest, remote_refs);
+ transport_print_push_status(dest, remote_refs, args.verbose, 0, &reject_reasons);
if (!args.dry_run && remote) {
struct ref *ref;
for (ref = remote_refs; ref; ref = ref->next)
- update_tracking_ref(remote, ref);
+ transport_update_tracking_ref(remote, ref, args.verbose);
}
- if (!ret && !refs_pushed(remote_refs))
+ if (!ret && !transport_refs_pushed(remote_refs))
fprintf(stderr, "Everything up-to-date\n");
return ret;