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Diffstat (limited to 'http-push.c')
-rw-r--r--http-push.c134
1 files changed, 57 insertions, 77 deletions
diff --git a/http-push.c b/http-push.c
index f22f7e43ca..c98dad23df 100644
--- a/http-push.c
+++ b/http-push.c
@@ -11,7 +11,11 @@
#include "list-objects.h"
#include "sigchain.h"
+#ifdef EXPAT_NEEDS_XMLPARSE_H
+#include <xmlparse.h>
+#else
#include <expat.h>
+#endif
static const char http_push_usage[] =
"git http-push [--all] [--dry-run] [--force] [--verbose] <remote> [<head>...]\n";
@@ -60,8 +64,7 @@ enum XML_Status {
#define LOCK_TIME 600
#define LOCK_REFRESH 30
-/* bits #0-15 in revision.h */
-
+/* Remember to update object flag allocation in object.h */
#define LOCAL (1u<<16)
#define REMOTE (1u<<17)
#define FETCHING (1u<<18)
@@ -172,28 +175,7 @@ enum dav_header_flag {
static char *xml_entities(const char *s)
{
struct strbuf buf = STRBUF_INIT;
- while (*s) {
- size_t len = strcspn(s, "\"<>&");
- strbuf_add(&buf, s, len);
- s += len;
- switch (*s) {
- case '"':
- strbuf_addstr(&buf, "&quot;");
- break;
- case '<':
- strbuf_addstr(&buf, "&lt;");
- break;
- case '>':
- strbuf_addstr(&buf, "&gt;");
- break;
- case '&':
- strbuf_addstr(&buf, "&amp;");
- break;
- case 0:
- return strbuf_detach(&buf, NULL);
- }
- s++;
- }
+ strbuf_addstr_xml_quoted(&buf, s);
return strbuf_detach(&buf, NULL);
}
@@ -217,7 +199,7 @@ static void curl_setup_http(CURL *curl, const char *url,
curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer);
#ifndef NO_CURL_IOCTL
curl_easy_setopt(curl, CURLOPT_IOCTLFUNCTION, ioctl_buffer);
- curl_easy_setopt(curl, CURLOPT_IOCTLDATA, &buffer);
+ curl_easy_setopt(curl, CURLOPT_IOCTLDATA, buffer);
#endif
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_fn);
curl_easy_setopt(curl, CURLOPT_NOBODY, 0);
@@ -334,7 +316,6 @@ static void start_fetch_packed(struct transfer_request *request)
preq = new_http_pack_request(target, repo->url);
if (preq == NULL) {
- release_http_pack_request(preq);
repo->can_update_info_refs = 0;
return;
}
@@ -383,7 +364,6 @@ static void start_put(struct transfer_request *request)
hdrlen = sprintf(hdr, "%s %lu", typename(type), len) + 1;
/* Set it up */
- memset(&stream, 0, sizeof(stream));
git_deflate_init(&stream, zlib_compression_level);
size = git_deflate_bound(&stream, len + hdrlen);
strbuf_init(&request->buffer.buf, size);
@@ -680,7 +660,7 @@ static void add_fetch_request(struct object *obj)
static int add_send_request(struct object *obj, struct remote_lock *lock)
{
- struct transfer_request *request = request_queue_head;
+ struct transfer_request *request;
struct packed_git *target;
/* Keep locks active */
@@ -737,14 +717,10 @@ static int fetch_indices(void)
return ret;
}
-static void one_remote_object(const char *hex)
+static void one_remote_object(const unsigned char *sha1)
{
- unsigned char sha1[20];
struct object *obj;
- if (get_sha1_hex(hex, sha1) != 0)
- return;
-
obj = lookup_object(sha1);
if (!obj)
obj = parse_object(sha1);
@@ -785,15 +761,13 @@ static void handle_new_lock_ctx(struct xml_ctx *ctx, int tag_closed)
if (tag_closed && ctx->cdata) {
if (!strcmp(ctx->name, DAV_ACTIVELOCK_OWNER)) {
- lock->owner = xmalloc(strlen(ctx->cdata) + 1);
- strcpy(lock->owner, ctx->cdata);
+ lock->owner = xstrdup(ctx->cdata);
} else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TIMEOUT)) {
- if (!prefixcmp(ctx->cdata, "Second-"))
- lock->timeout =
- strtol(ctx->cdata + 7, NULL, 10);
+ const char *arg;
+ if (skip_prefix(ctx->cdata, "Second-", &arg))
+ lock->timeout = strtol(arg, NULL, 10);
} else if (!strcmp(ctx->name, DAV_ACTIVELOCK_TOKEN)) {
- lock->token = xmalloc(strlen(ctx->cdata) + 1);
- strcpy(lock->token, ctx->cdata);
+ lock->token = xstrdup(ctx->cdata);
git_SHA1_Init(&sha_ctx);
git_SHA1_Update(&sha_ctx, lock->token, strlen(lock->token));
@@ -874,8 +848,7 @@ static struct remote_lock *lock_remote(const char *path, long timeout)
struct xml_ctx ctx;
char *escaped;
- url = xmalloc(strlen(repo->url) + strlen(path) + 1);
- sprintf(url, "%s%s", repo->url, path);
+ url = xstrfmt("%s%s", repo->url, path);
/* Make sure leading directories exist for the remote ref */
ep = strchr(url + strlen(repo->url) + 1, '/');
@@ -904,7 +877,7 @@ static struct remote_lock *lock_remote(const char *path, long timeout)
ep = strchr(ep + 1, '/');
}
- escaped = xml_entities(git_default_email);
+ escaped = xml_entities(ident_default_email());
strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped);
free(escaped);
@@ -1038,26 +1011,38 @@ static void remote_ls(const char *path, int flags,
void (*userFunc)(struct remote_ls_ctx *ls),
void *userData);
+/* extract hex from sharded "xx/x{40}" filename */
+static int get_sha1_hex_from_objpath(const char *path, unsigned char *sha1)
+{
+ char hex[40];
+
+ if (strlen(path) != 41)
+ return -1;
+
+ memcpy(hex, path, 2);
+ path += 2;
+ path++; /* skip '/' */
+ memcpy(hex, path, 38);
+
+ return get_sha1_hex(hex, sha1);
+}
+
static void process_ls_object(struct remote_ls_ctx *ls)
{
unsigned int *parent = (unsigned int *)ls->userData;
- char *path = ls->dentry_name;
- char *obj_hex;
+ const char *path = ls->dentry_name;
+ unsigned char sha1[20];
if (!strcmp(ls->path, ls->dentry_name) && (ls->flags & IS_DIR)) {
remote_dir_exists[*parent] = 1;
return;
}
- if (strlen(path) != 49)
+ if (!skip_prefix(path, "objects/", &path) ||
+ get_sha1_hex_from_objpath(path, sha1))
return;
- path += 8;
- obj_hex = xmalloc(strlen(path));
- /* NB: path is not null-terminated, can not use strlcpy here */
- memcpy(obj_hex, path, 2);
- strcpy(obj_hex + 2, path + 3);
- one_remote_object(obj_hex);
- free(obj_hex);
+
+ one_remote_object(sha1);
}
static void process_ls_ref(struct remote_ls_ctx *ls)
@@ -1108,7 +1093,7 @@ static void handle_remote_ls_ctx(struct xml_ctx *ctx, int tag_closed)
if (repo->path)
url = repo->path;
if (strncmp(path, url, repo->path_len))
- error("Parsed path '%s' does not match url: '%s'\n",
+ error("Parsed path '%s' does not match url: '%s'",
path, url);
else {
path += repo->path_len;
@@ -1135,7 +1120,7 @@ static void remote_ls(const char *path, int flags,
void (*userFunc)(struct remote_ls_ctx *ls),
void *userData)
{
- char *url = xmalloc(strlen(repo->url) + strlen(path) + 1);
+ char *url = xstrfmt("%s%s", repo->url, path);
struct active_request_slot *slot;
struct slot_results results;
struct strbuf in_buffer = STRBUF_INIT;
@@ -1151,8 +1136,6 @@ static void remote_ls(const char *path, int flags,
ls.userData = userData;
ls.userFunc = userFunc;
- sprintf(url, "%s%s", repo->url, path);
-
strbuf_addf(&out_buffer.buf, PROPFIND_ALL_REQUEST);
dav_headers = curl_slist_append(dav_headers, "Depth: 1");
@@ -1347,8 +1330,7 @@ static struct object_list **process_tree(struct tree *tree,
break;
}
- free(tree->buffer);
- tree->buffer = NULL;
+ free_tree_buffer(tree);
return p;
}
@@ -1555,12 +1537,11 @@ static void update_remote_info_refs(struct remote_lock *lock)
static int remote_exists(const char *path)
{
- char *url = xmalloc(strlen(repo->url) + strlen(path) + 1);
+ char *url = xstrfmt("%s%s", repo->url, path);
int ret;
- sprintf(url, "%s%s", repo->url, path);
- switch (http_get_strbuf(url, NULL, 0)) {
+ switch (http_get_strbuf(url, NULL, NULL)) {
case HTTP_OK:
ret = 1;
break;
@@ -1568,7 +1549,7 @@ static int remote_exists(const char *path)
ret = 0;
break;
case HTTP_ERROR:
- http_error(url, HTTP_ERROR);
+ error("unable to access '%s': %s", url, curl_errorstr);
default:
ret = -1;
}
@@ -1578,13 +1559,11 @@ static int remote_exists(const char *path)
static void fetch_symref(const char *path, char **symref, unsigned char *sha1)
{
- char *url;
+ char *url = xstrfmt("%s%s", repo->url, path);
struct strbuf buffer = STRBUF_INIT;
+ const char *name;
- url = xmalloc(strlen(repo->url) + strlen(path) + 1);
- sprintf(url, "%s%s", repo->url, path);
-
- if (http_get_strbuf(url, &buffer, 0) != HTTP_OK)
+ if (http_get_strbuf(url, &buffer, NULL) != HTTP_OK)
die("Couldn't get %s for remote symref\n%s", url,
curl_errorstr);
free(url);
@@ -1596,9 +1575,12 @@ static void fetch_symref(const char *path, char **symref, unsigned char *sha1)
if (buffer.len == 0)
return;
+ /* Cut off trailing newline. */
+ strbuf_rtrim(&buffer);
+
/* If it's a symref, set the refname; otherwise try for a sha1 */
- if (!prefixcmp((char *)buffer.buf, "ref: ")) {
- *symref = xmemdupz((char *)buffer.buf + 5, buffer.len - 6);
+ if (skip_prefix(buffer.buf, "ref: ", &name)) {
+ *symref = xmemdupz(name, buffer.len - (name - buffer.buf));
} else {
get_sha1_hex(buffer.buf, sha1);
}
@@ -1610,9 +1592,8 @@ static int verify_merge_base(unsigned char *head_sha1, struct ref *remote)
{
struct commit *head = lookup_commit_or_die(head_sha1, "HEAD");
struct commit *branch = lookup_commit_or_die(remote->old_sha1, remote->name);
- struct commit_list *merge_bases = get_merge_bases(head, branch, 1);
- return (merge_bases && !merge_bases->next && merge_bases->item == branch);
+ return in_merge_bases(branch, head);
}
static int delete_remote_branch(const char *pattern, int force)
@@ -1693,8 +1674,7 @@ static int delete_remote_branch(const char *pattern, int force)
fprintf(stderr, "Removing remote branch '%s'\n", remote_ref->name);
if (dry_run)
return 0;
- url = xmalloc(strlen(repo->url) + strlen(remote_ref->name) + 1);
- sprintf(url, "%s%s", repo->url, remote_ref->name);
+ url = xstrfmt("%s%s", repo->url, remote_ref->name);
slot = get_active_slot();
slot->results = &results;
curl_setup_http_get(slot->curl, url, DAV_DELETE);
@@ -1702,7 +1682,7 @@ static int delete_remote_branch(const char *pattern, int force)
run_active_slot(slot);
free(url);
if (results.curl_result != CURLE_OK)
- return error("DELETE request failed (%d/%ld)\n",
+ return error("DELETE request failed (%d/%ld)",
results.curl_result, results.http_code);
} else {
free(url);
@@ -1752,7 +1732,7 @@ int main(int argc, char **argv)
git_extract_argv0_path(argv[0]);
- repo = xcalloc(sizeof(*repo), 1);
+ repo = xcalloc(1, sizeof(*repo));
argv++;
for (i = 1; i < argc; i++, argv++) {
@@ -1994,7 +1974,7 @@ int main(int argc, char **argv)
pushing = 0;
if (prepare_revision_walk(&revs))
die("revision walk setup failed");
- mark_edges_uninteresting(revs.commits, &revs, NULL);
+ mark_edges_uninteresting(&revs, NULL);
objects_to_send = get_delta(&revs, ref_lock);
finish_all_active_slots();