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-rw-r--r--transport.c305
1 files changed, 234 insertions, 71 deletions
diff --git a/transport.c b/transport.c
index 94d6dc3725..5828e06afd 100644
--- a/transport.c
+++ b/transport.c
@@ -151,6 +151,15 @@ static int set_git_option(struct git_transport_options *opts,
die(_("transport: invalid depth option '%s'"), value);
}
return 0;
+ } else if (!strcmp(name, TRANS_OPT_DEEPEN_SINCE)) {
+ opts->deepen_since = value;
+ return 0;
+ } else if (!strcmp(name, TRANS_OPT_DEEPEN_NOT)) {
+ opts->deepen_not = (const struct string_list *)value;
+ return 0;
+ } else if (!strcmp(name, TRANS_OPT_DEEPEN_RELATIVE)) {
+ opts->deepen_relative = !!value;
+ return 0;
}
return 1;
}
@@ -211,6 +220,9 @@ static int fetch_refs_via_pack(struct transport *transport,
args.quiet = (transport->verbose < 0);
args.no_progress = !transport->progress;
args.depth = data->options.depth;
+ args.deepen_since = data->options.deepen_since;
+ args.deepen_not = data->options.deepen_not;
+ args.deepen_relative = data->options.deepen_relative;
args.check_self_contained_and_connected =
data->options.check_self_contained_and_connected;
args.cloning = transport->cloning;
@@ -287,7 +299,7 @@ void transport_update_tracking_ref(struct remote *remote, struct ref *ref, int v
if (verbose)
fprintf(stderr, "updating local tracking ref '%s'\n", rs.dst);
if (ref->deletion) {
- delete_ref(rs.dst, NULL, 0);
+ delete_ref(NULL, rs.dst, NULL, 0);
} else
update_ref("update by push", rs.dst,
ref->new_oid.hash, NULL, 0, 0);
@@ -295,7 +307,9 @@ void transport_update_tracking_ref(struct remote *remote, struct ref *ref, int v
}
}
-static void print_ref_status(char flag, const char *summary, struct ref *to, struct ref *from, const char *msg, int porcelain)
+static void print_ref_status(char flag, const char *summary,
+ struct ref *to, struct ref *from, const char *msg,
+ int porcelain, int summary_width)
{
if (porcelain) {
if (from)
@@ -307,7 +321,7 @@ 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, TRANSPORT_SUMMARY_WIDTH, summary);
+ fprintf(stderr, " %c %-*s ", flag, summary_width, summary);
if (from)
fprintf(stderr, "%s -> %s", prettify_refname(from->name), prettify_refname(to->name));
else
@@ -321,15 +335,16 @@ static void print_ref_status(char flag, const char *summary, struct ref *to, str
}
}
-static void print_ok_ref_status(struct ref *ref, int porcelain)
+static void print_ok_ref_status(struct ref *ref, int porcelain, int summary_width)
{
if (ref->deletion)
- print_ref_status('-', "[deleted]", ref, NULL, NULL, porcelain);
+ print_ref_status('-', "[deleted]", ref, NULL, NULL,
+ porcelain, summary_width);
else if (is_null_oid(&ref->old_oid))
print_ref_status('*',
(starts_with(ref->name, "refs/tags/") ? "[new tag]" :
"[new branch]"),
- ref, ref->peer_ref, NULL, porcelain);
+ ref, ref->peer_ref, NULL, porcelain, summary_width);
else {
struct strbuf quickref = STRBUF_INIT;
char type;
@@ -349,12 +364,14 @@ static void print_ok_ref_status(struct ref *ref, int porcelain)
strbuf_add_unique_abbrev(&quickref, ref->new_oid.hash,
DEFAULT_ABBREV);
- print_ref_status(type, quickref.buf, ref, ref->peer_ref, msg, porcelain);
+ print_ref_status(type, quickref.buf, ref, ref->peer_ref, msg,
+ porcelain, summary_width);
strbuf_release(&quickref);
}
}
-static int print_one_push_status(struct ref *ref, const char *dest, int count, int porcelain)
+static int print_one_push_status(struct ref *ref, const char *dest, int count,
+ int porcelain, int summary_width)
{
if (!count) {
char *url = transport_anonymize_url(dest);
@@ -364,62 +381,87 @@ static int print_one_push_status(struct ref *ref, const char *dest, int count, i
switch(ref->status) {
case REF_STATUS_NONE:
- print_ref_status('X', "[no match]", ref, NULL, NULL, porcelain);
+ print_ref_status('X', "[no match]", ref, NULL, NULL,
+ porcelain, summary_width);
break;
case REF_STATUS_REJECT_NODELETE:
print_ref_status('!', "[rejected]", ref, NULL,
- "remote does not support deleting refs", porcelain);
+ "remote does not support deleting refs",
+ porcelain, summary_width);
break;
case REF_STATUS_UPTODATE:
print_ref_status('=', "[up to date]", ref,
- ref->peer_ref, NULL, porcelain);
+ ref->peer_ref, NULL, porcelain, summary_width);
break;
case REF_STATUS_REJECT_NONFASTFORWARD:
print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "non-fast-forward", porcelain);
+ "non-fast-forward", porcelain, summary_width);
break;
case REF_STATUS_REJECT_ALREADY_EXISTS:
print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "already exists", porcelain);
+ "already exists", porcelain, summary_width);
break;
case REF_STATUS_REJECT_FETCH_FIRST:
print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "fetch first", porcelain);
+ "fetch first", porcelain, summary_width);
break;
case REF_STATUS_REJECT_NEEDS_FORCE:
print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "needs force", porcelain);
+ "needs force", porcelain, summary_width);
break;
case REF_STATUS_REJECT_STALE:
print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "stale info", porcelain);
+ "stale info", porcelain, summary_width);
break;
case REF_STATUS_REJECT_SHALLOW:
print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "new shallow roots not allowed", porcelain);
+ "new shallow roots not allowed",
+ porcelain, summary_width);
break;
case REF_STATUS_REMOTE_REJECT:
print_ref_status('!', "[remote rejected]", ref,
- ref->deletion ? NULL : ref->peer_ref,
- ref->remote_status, porcelain);
+ ref->deletion ? NULL : ref->peer_ref,
+ ref->remote_status, porcelain, summary_width);
break;
case REF_STATUS_EXPECTING_REPORT:
print_ref_status('!', "[remote failure]", ref,
- ref->deletion ? NULL : ref->peer_ref,
- "remote failed to report status", porcelain);
+ ref->deletion ? NULL : ref->peer_ref,
+ "remote failed to report status",
+ porcelain, summary_width);
break;
case REF_STATUS_ATOMIC_PUSH_FAILED:
print_ref_status('!', "[rejected]", ref, ref->peer_ref,
- "atomic push failed", porcelain);
+ "atomic push failed", porcelain, summary_width);
break;
case REF_STATUS_OK:
- print_ok_ref_status(ref, porcelain);
+ print_ok_ref_status(ref, porcelain, summary_width);
break;
}
return 1;
}
+static int measure_abbrev(const struct object_id *oid, int sofar)
+{
+ char hex[GIT_SHA1_HEXSZ + 1];
+ int w = find_unique_abbrev_r(hex, oid->hash, DEFAULT_ABBREV);
+
+ return (w < sofar) ? sofar : w;
+}
+
+int transport_summary_width(const struct ref *refs)
+{
+ int maxw = -1;
+
+ for (; refs; refs = refs->next) {
+ maxw = measure_abbrev(&refs->old_oid, maxw);
+ maxw = measure_abbrev(&refs->new_oid, maxw);
+ }
+ if (maxw < 0)
+ maxw = FALLBACK_DEFAULT_ABBREV;
+ return (2 * maxw + 3);
+}
+
void transport_print_push_status(const char *dest, struct ref *refs,
int verbose, int porcelain, unsigned int *reject_reasons)
{
@@ -427,25 +469,29 @@ void transport_print_push_status(const char *dest, struct ref *refs,
int n = 0;
unsigned char head_sha1[20];
char *head;
+ int summary_width = transport_summary_width(refs);
head = resolve_refdup("HEAD", RESOLVE_REF_READING, head_sha1, NULL);
if (verbose) {
for (ref = refs; ref; ref = ref->next)
if (ref->status == REF_STATUS_UPTODATE)
- n += print_one_push_status(ref, dest, n, porcelain);
+ n += print_one_push_status(ref, dest, n,
+ porcelain, summary_width);
}
for (ref = refs; ref; ref = ref->next)
if (ref->status == REF_STATUS_OK)
- n += print_one_push_status(ref, dest, n, porcelain);
+ n += print_one_push_status(ref, dest, n,
+ porcelain, summary_width);
*reject_reasons = 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);
+ n += print_one_push_status(ref, dest, n,
+ porcelain, summary_width);
if (ref->status == REF_STATUS_REJECT_NONFASTFORWARD) {
if (head != NULL && !strcmp(head, ref->name))
*reject_reasons |= REJECT_NON_FF_HEAD;
@@ -618,21 +664,89 @@ static const struct string_list *protocol_whitelist(void)
return enabled ? &allowed : NULL;
}
-int is_transport_allowed(const char *type)
+enum protocol_allow_config {
+ PROTOCOL_ALLOW_NEVER = 0,
+ PROTOCOL_ALLOW_USER_ONLY,
+ PROTOCOL_ALLOW_ALWAYS
+};
+
+static enum protocol_allow_config parse_protocol_config(const char *key,
+ const char *value)
{
- const struct string_list *allowed = protocol_whitelist();
- return !allowed || string_list_has_string(allowed, type);
+ if (!strcasecmp(value, "always"))
+ return PROTOCOL_ALLOW_ALWAYS;
+ else if (!strcasecmp(value, "never"))
+ return PROTOCOL_ALLOW_NEVER;
+ else if (!strcasecmp(value, "user"))
+ return PROTOCOL_ALLOW_USER_ONLY;
+
+ die("unknown value for config '%s': %s", key, value);
}
-void transport_check_allowed(const char *type)
+static enum protocol_allow_config get_protocol_config(const char *type)
{
- if (!is_transport_allowed(type))
- die("transport '%s' not allowed", type);
+ char *key = xstrfmt("protocol.%s.allow", type);
+ char *value;
+
+ /* first check the per-protocol config */
+ if (!git_config_get_string(key, &value)) {
+ enum protocol_allow_config ret =
+ parse_protocol_config(key, value);
+ free(key);
+ free(value);
+ return ret;
+ }
+ free(key);
+
+ /* if defined, fallback to user-defined default for unknown protocols */
+ if (!git_config_get_string("protocol.allow", &value)) {
+ enum protocol_allow_config ret =
+ parse_protocol_config("protocol.allow", value);
+ free(value);
+ return ret;
+ }
+
+ /* fallback to built-in defaults */
+ /* known safe */
+ if (!strcmp(type, "http") ||
+ !strcmp(type, "https") ||
+ !strcmp(type, "git") ||
+ !strcmp(type, "ssh") ||
+ !strcmp(type, "file"))
+ return PROTOCOL_ALLOW_ALWAYS;
+
+ /* known scary; err on the side of caution */
+ if (!strcmp(type, "ext"))
+ return PROTOCOL_ALLOW_NEVER;
+
+ /* unknown; by default let them be used only directly by the user */
+ return PROTOCOL_ALLOW_USER_ONLY;
}
-int transport_restrict_protocols(void)
+int is_transport_allowed(const char *type, int from_user)
{
- return !!protocol_whitelist();
+ const struct string_list *whitelist = protocol_whitelist();
+ if (whitelist)
+ return string_list_has_string(whitelist, type);
+
+ switch (get_protocol_config(type)) {
+ case PROTOCOL_ALLOW_ALWAYS:
+ return 1;
+ case PROTOCOL_ALLOW_NEVER:
+ return 0;
+ case PROTOCOL_ALLOW_USER_ONLY:
+ if (from_user < 0)
+ from_user = git_env_bool("GIT_PROTOCOL_FROM_USER", 1);
+ return from_user;
+ }
+
+ die("BUG: invalid protocol_allow_config type");
+}
+
+void transport_check_allowed(const char *type)
+{
+ if (!is_transport_allowed(type, -1))
+ die("transport '%s' not allowed", type);
}
struct transport *transport_get(struct remote *remote, const char *url)
@@ -901,28 +1015,50 @@ int transport_push(struct transport *transport,
if (run_pre_push_hook(transport, remote_refs))
return -1;
- if ((flags & TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND) && !is_bare_repository()) {
+ if ((flags & (TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND |
+ TRANSPORT_RECURSE_SUBMODULES_ONLY)) &&
+ !is_bare_repository()) {
struct ref *ref = remote_refs;
+ struct sha1_array commits = SHA1_ARRAY_INIT;
+
for (; ref; ref = ref->next)
- if (!is_null_oid(&ref->new_oid) &&
- !push_unpushed_submodules(ref->new_oid.hash,
- transport->remote->name))
- die ("Failed to push all needed submodules!");
+ if (!is_null_oid(&ref->new_oid))
+ sha1_array_append(&commits, ref->new_oid.hash);
+
+ if (!push_unpushed_submodules(&commits,
+ transport->remote->name,
+ pretend)) {
+ sha1_array_clear(&commits);
+ die("Failed to push all needed submodules!");
+ }
+ sha1_array_clear(&commits);
}
- if ((flags & (TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND |
- TRANSPORT_RECURSE_SUBMODULES_CHECK)) && !is_bare_repository()) {
+ if (((flags & TRANSPORT_RECURSE_SUBMODULES_CHECK) ||
+ ((flags & (TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND |
+ TRANSPORT_RECURSE_SUBMODULES_ONLY)) &&
+ !pretend)) && !is_bare_repository()) {
struct ref *ref = remote_refs;
struct string_list needs_pushing = STRING_LIST_INIT_DUP;
+ struct sha1_array commits = SHA1_ARRAY_INIT;
for (; ref; ref = ref->next)
- if (!is_null_oid(&ref->new_oid) &&
- find_unpushed_submodules(ref->new_oid.hash,
- transport->remote->name, &needs_pushing))
- die_with_unpushed_submodules(&needs_pushing);
+ if (!is_null_oid(&ref->new_oid))
+ sha1_array_append(&commits, ref->new_oid.hash);
+
+ if (find_unpushed_submodules(&commits, transport->remote->name,
+ &needs_pushing)) {
+ sha1_array_clear(&commits);
+ die_with_unpushed_submodules(&needs_pushing);
+ }
+ string_list_clear(&needs_pushing, 0);
+ sha1_array_clear(&commits);
}
- push_ret = transport->push_refs(transport, remote_refs, flags);
+ if (!(flags & TRANSPORT_RECURSE_SUBMODULES_ONLY))
+ push_ret = transport->push_refs(transport, remote_refs, flags);
+ else
+ push_ret = 0;
err = push_had_errors(remote_refs);
ret = push_ret | err;
@@ -934,7 +1070,8 @@ int transport_push(struct transport *transport,
if (flags & TRANSPORT_PUSH_SET_UPSTREAM)
set_upstreams(transport, remote_refs, pretend);
- if (!(flags & TRANSPORT_PUSH_DRY_RUN)) {
+ if (!(flags & (TRANSPORT_PUSH_DRY_RUN |
+ TRANSPORT_RECURSE_SUBMODULES_ONLY))) {
struct ref *ref;
for (ref = remote_refs; ref; ref = ref->next)
transport_update_tracking_ref(transport->remote, ref, verbose);
@@ -1069,6 +1206,42 @@ literal_copy:
return xstrdup(url);
}
+static void read_alternate_refs(const char *path,
+ alternate_ref_fn *cb,
+ void *data)
+{
+ struct child_process cmd = CHILD_PROCESS_INIT;
+ struct strbuf line = STRBUF_INIT;
+ FILE *fh;
+
+ cmd.git_cmd = 1;
+ argv_array_pushf(&cmd.args, "--git-dir=%s", path);
+ argv_array_push(&cmd.args, "for-each-ref");
+ argv_array_push(&cmd.args, "--format=%(objectname) %(refname)");
+ cmd.env = local_repo_env;
+ cmd.out = -1;
+
+ if (start_command(&cmd))
+ return;
+
+ fh = xfdopen(cmd.out, "r");
+ while (strbuf_getline_lf(&line, fh) != EOF) {
+ struct object_id oid;
+
+ if (get_oid_hex(line.buf, &oid) ||
+ line.buf[GIT_SHA1_HEXSZ] != ' ') {
+ warning("invalid line while parsing alternate refs: %s",
+ line.buf);
+ break;
+ }
+
+ cb(line.buf + GIT_SHA1_HEXSZ + 1, &oid, data);
+ }
+
+ fclose(fh);
+ finish_command(&cmd);
+}
+
struct alternate_refs_data {
alternate_ref_fn *fn;
void *data;
@@ -1077,36 +1250,26 @@ struct alternate_refs_data {
static int refs_from_alternate_cb(struct alternate_object_database *e,
void *data)
{
- char *other;
- size_t len;
- struct remote *remote;
- struct transport *transport;
- const struct ref *extra;
+ struct strbuf path = STRBUF_INIT;
+ size_t base_len;
struct alternate_refs_data *cb = data;
- 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))
+ if (!strbuf_realpath(&path, e->path, 0))
+ goto out;
+ if (!strbuf_strip_suffix(&path, "/objects"))
goto out;
+ base_len = path.len;
+
/* Is this a git repository with refs? */
- memcpy(other + len - 8, "/refs", 6);
- if (!is_directory(other))
+ strbuf_addstr(&path, "/refs");
+ if (!is_directory(path.buf))
goto out;
- other[len - 8] = '\0';
- remote = remote_get(other);
- transport = transport_get(remote, other);
- for (extra = transport_get_remote_refs(transport);
- extra;
- extra = extra->next)
- cb->fn(extra, cb->data);
- transport_disconnect(transport);
+ strbuf_setlen(&path, base_len);
+
+ read_alternate_refs(path.buf, cb->fn, cb->data);
+
out:
- free(other);
+ strbuf_release(&path);
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-03 00:46:09 +0000