summaryrefslogtreecommitdiff
path: root/upload-pack.c
diff options
context:
space:
mode:
Diffstat (limited to 'upload-pack.c')
-rw-r--r--upload-pack.c158
1 files changed, 133 insertions, 25 deletions
diff --git a/upload-pack.c b/upload-pack.c
index 8734f1d..953ebe1 100644
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -28,9 +28,11 @@ static unsigned long oldest_have;
static int multi_ack, nr_our_refs;
static int use_thin_pack, use_ofs_delta, use_include_tag;
-static int no_progress;
+static int no_progress, daemon_mode;
+static int shallow_nr;
static struct object_array have_obj;
static struct object_array want_obj;
+static struct object_array extra_edge_obj;
static unsigned int timeout;
/* 0 for no sideband,
* otherwise maximum packet size (up to 65520 bytes).
@@ -66,7 +68,7 @@ static ssize_t send_client_data(int fd, const char *data, ssize_t sz)
}
static FILE *pack_pipe = NULL;
-static void show_commit(struct commit *commit)
+static void show_commit(struct commit *commit, void *data)
{
if (commit->object.flags & BOUNDARY)
fputc('-', pack_pipe);
@@ -106,9 +108,7 @@ static int do_rev_list(int fd, void *create_full_pack)
int i;
struct rev_info revs;
- pack_pipe = fdopen(fd, "w");
- if (create_full_pack)
- use_thin_pack = 0; /* no point doing it */
+ pack_pipe = xfdopen(fd, "w");
init_revisions(&revs, NULL);
revs.tag_objects = 1;
revs.tree_objects = 1;
@@ -136,14 +136,76 @@ static int do_rev_list(int fd, void *create_full_pack)
if (prepare_revision_walk(&revs))
die("revision walk setup failed");
mark_edges_uninteresting(revs.commits, &revs, show_edge);
- traverse_commit_list(&revs, show_commit, show_object);
+ if (use_thin_pack)
+ for (i = 0; i < extra_edge_obj.nr; i++)
+ fprintf(pack_pipe, "-%s\n", sha1_to_hex(
+ extra_edge_obj.objects[i].item->sha1));
+ traverse_commit_list(&revs, show_commit, show_object, NULL);
fflush(pack_pipe);
fclose(pack_pipe);
return 0;
}
+static int feed_msg_to_hook(int fd, const char *fmt, ...)
+{
+ int cnt;
+ char buf[1024];
+ va_list params;
+
+ va_start(params, fmt);
+ cnt = vsprintf(buf, fmt, params);
+ va_end(params);
+ return write_in_full(fd, buf, cnt) != cnt;
+}
+
+static int feed_obj_to_hook(const char *label, struct object_array *oa, int i, int fd)
+{
+ return feed_msg_to_hook(fd, "%s %s\n", label,
+ sha1_to_hex(oa->objects[i].item->sha1));
+}
+
+static int run_post_upload_pack_hook(size_t total, struct timeval *tv)
+{
+ const char *argv[2];
+ struct child_process proc;
+ int err, i;
+
+ argv[0] = "hooks/post-upload-pack";
+ argv[1] = NULL;
+
+ if (access(argv[0], X_OK) < 0)
+ return 0;
+
+ memset(&proc, 0, sizeof(proc));
+ proc.argv = argv;
+ proc.in = -1;
+ proc.stdout_to_stderr = 1;
+ err = start_command(&proc);
+ if (err)
+ return err;
+ for (i = 0; !err && i < want_obj.nr; i++)
+ err |= feed_obj_to_hook("want", &want_obj, i, proc.in);
+ for (i = 0; !err && i < have_obj.nr; i++)
+ err |= feed_obj_to_hook("have", &have_obj, i, proc.in);
+ if (!err)
+ err |= feed_msg_to_hook(proc.in, "time %ld.%06ld\n",
+ (long)tv->tv_sec, (long)tv->tv_usec);
+ if (!err)
+ err |= feed_msg_to_hook(proc.in, "size %ld\n", (long)total);
+ if (!err)
+ err |= feed_msg_to_hook(proc.in, "kind %s\n",
+ (nr_our_refs == want_obj.nr && !have_obj.nr)
+ ? "clone" : "fetch");
+ if (close(proc.in))
+ err = 1;
+ if (finish_command(&proc))
+ err = 1;
+ return err;
+}
+
static void create_pack_file(void)
{
+ struct timeval start_tv, tv;
struct async rev_list;
struct child_process pack_objects;
int create_full_pack = (nr_our_refs == want_obj.nr && !have_obj.nr);
@@ -151,17 +213,27 @@ static void create_pack_file(void)
char abort_msg[] = "aborting due to possible repository "
"corruption on the remote side.";
int buffered = -1;
- ssize_t sz;
+ ssize_t sz, total_sz;
const char *argv[10];
int arg = 0;
- rev_list.proc = do_rev_list;
- /* .data is just a boolean: any non-NULL value will do */
- rev_list.data = create_full_pack ? &rev_list : NULL;
- if (start_async(&rev_list))
- die("git upload-pack: unable to fork git-rev-list");
+ gettimeofday(&start_tv, NULL);
+ total_sz = 0;
+ if (shallow_nr) {
+ rev_list.proc = do_rev_list;
+ rev_list.data = 0;
+ if (start_async(&rev_list))
+ die("git upload-pack: unable to fork git-rev-list");
+ argv[arg++] = "pack-objects";
+ } else {
+ argv[arg++] = "pack-objects";
+ argv[arg++] = "--revs";
+ if (create_full_pack)
+ argv[arg++] = "--all";
+ else if (use_thin_pack)
+ argv[arg++] = "--thin";
+ }
- argv[arg++] = "pack-objects";
argv[arg++] = "--stdout";
if (!no_progress)
argv[arg++] = "--progress";
@@ -172,7 +244,7 @@ static void create_pack_file(void)
argv[arg++] = NULL;
memset(&pack_objects, 0, sizeof(pack_objects));
- pack_objects.in = rev_list.out; /* start_command closes it */
+ pack_objects.in = shallow_nr ? rev_list.out : -1;
pack_objects.out = -1;
pack_objects.err = -1;
pack_objects.git_cmd = 1;
@@ -181,6 +253,24 @@ static void create_pack_file(void)
if (start_command(&pack_objects))
die("git upload-pack: unable to fork git-pack-objects");
+ /* pass on revisions we (don't) want */
+ if (!shallow_nr) {
+ FILE *pipe_fd = xfdopen(pack_objects.in, "w");
+ if (!create_full_pack) {
+ int i;
+ for (i = 0; i < want_obj.nr; i++)
+ fprintf(pipe_fd, "%s\n", sha1_to_hex(want_obj.objects[i].item->sha1));
+ fprintf(pipe_fd, "--not\n");
+ for (i = 0; i < have_obj.nr; i++)
+ fprintf(pipe_fd, "%s\n", sha1_to_hex(have_obj.objects[i].item->sha1));
+ }
+
+ fprintf(pipe_fd, "\n");
+ fflush(pipe_fd);
+ fclose(pipe_fd);
+ }
+
+
/* We read from pack_objects.err to capture stderr output for
* progress bar, and pack_objects.out to capture the pack data.
*/
@@ -254,7 +344,7 @@ static void create_pack_file(void)
sz = xread(pack_objects.out, cp,
sizeof(data) - outsz);
if (0 < sz)
- ;
+ total_sz += sz;
else if (sz == 0) {
close(pack_objects.out);
pack_objects.out = -1;
@@ -278,7 +368,7 @@ static void create_pack_file(void)
error("git upload-pack: git-pack-objects died with error.");
goto fail;
}
- if (finish_async(&rev_list))
+ if (shallow_nr && finish_async(&rev_list))
goto fail; /* error was already reported */
/* flush the data */
@@ -291,6 +381,16 @@ static void create_pack_file(void)
}
if (use_sideband)
packet_flush(1);
+
+ gettimeofday(&tv, NULL);
+ tv.tv_sec -= start_tv.tv_sec;
+ if (tv.tv_usec < start_tv.tv_usec) {
+ tv.tv_sec--;
+ tv.tv_usec += 1000000;
+ }
+ tv.tv_usec -= start_tv.tv_usec;
+ if (run_post_upload_pack_hook(total_sz, &tv))
+ warning("post-upload-hook failed");
return;
fail:
@@ -401,12 +501,11 @@ static int get_common_commits(void)
static char line[1000];
unsigned char sha1[20];
char hex[41], last_hex[41];
- int len;
save_commit_buffer = 0;
- for(;;) {
- len = packet_read_line(0, line, sizeof(line));
+ for (;;) {
+ int len = packet_read_line(0, line, sizeof(line));
reset_timeout();
if (!len) {
@@ -414,7 +513,7 @@ static int get_common_commits(void)
packet_write(1, "NAK\n");
continue;
}
- len = strip(line, len);
+ strip(line, len);
if (!prefixcmp(line, "have ")) {
switch (got_sha1(line+5, sha1)) {
case -1: /* they have what we do not */
@@ -454,8 +553,9 @@ static void receive_needs(void)
static char line[1000];
int len, depth = 0;
+ shallow_nr = 0;
if (debug_fd)
- write_in_full(debug_fd, "#S\n", 3);
+ write_str_in_full(debug_fd, "#S\n");
for (;;) {
struct object *o;
unsigned char sha1_buf[20];
@@ -469,7 +569,6 @@ static void receive_needs(void)
if (!prefixcmp(line, "shallow ")) {
unsigned char sha1[20];
struct object *object;
- use_thin_pack = 0;
if (get_sha1(line + 8, sha1))
die("invalid shallow line: %s", line);
object = parse_object(sha1);
@@ -481,7 +580,6 @@ static void receive_needs(void)
}
if (!prefixcmp(line, "deepen ")) {
char *end;
- use_thin_pack = 0;
depth = strtol(line + 7, &end, 0);
if (end == line + 7 || depth <= 0)
die("Invalid deepen: %s", line);
@@ -523,7 +621,11 @@ static void receive_needs(void)
}
}
if (debug_fd)
- write_in_full(debug_fd, "#E\n", 3);
+ write_str_in_full(debug_fd, "#E\n");
+
+ if (!use_sideband && daemon_mode)
+ no_progress = 1;
+
if (depth == 0 && shallows.nr == 0)
return;
if (depth > 0) {
@@ -537,6 +639,7 @@ static void receive_needs(void)
packet_write(1, "shallow %s",
sha1_to_hex(object->sha1));
register_shallow(object->sha1);
+ shallow_nr++;
}
result = result->next;
}
@@ -559,6 +662,7 @@ static void receive_needs(void)
NULL, &want_obj);
parents = parents->next;
}
+ add_object_array(object, NULL, &extra_edge_obj);
}
/* make sure commit traversal conforms to client */
register_shallow(object->sha1);
@@ -570,6 +674,8 @@ static void receive_needs(void)
for (i = 0; i < shallows.nr; i++)
register_shallow(shallows.objects[i].item->sha1);
}
+
+ shallow_nr += shallows.nr;
free(shallows.objects);
}
@@ -621,6 +727,7 @@ int main(int argc, char **argv)
int strict = 0;
git_extract_argv0_path(argv[0]);
+ read_replace_refs = 0;
for (i = 1; i < argc; i++) {
char *arg = argv[i];
@@ -633,6 +740,7 @@ int main(int argc, char **argv)
}
if (!prefixcmp(arg, "--timeout=")) {
timeout = atoi(arg+10);
+ daemon_mode = 1;
continue;
}
if (!strcmp(arg, "--")) {
@@ -649,7 +757,7 @@ int main(int argc, char **argv)
dir = argv[i];
if (!enter_repo(dir, strict))
- die("'%s': unable to chdir or not a git archive", dir);
+ die("'%s' does not appear to be a git repository", dir);
if (is_repository_shallow())
die("attempt to fetch/clone from a shallow repository");
if (getenv("GIT_DEBUG_SEND_PACK"))
generated by cgit v0.10.2-6-g49f6 at 2024-05-22 04:36:01 (GMT)