#include "cache.h"
+#include "repository.h"
#include "commit.h"
#include "walker.h"
#include "http.h"
#include "list.h"
+#include "transport.h"
+#include "packfile.h"
+#include "object-store.h"
struct alt_base {
char *base;
struct object_request {
struct walker *walker;
- unsigned char sha1[20];
+ struct object_id oid;
struct alt_base *repo;
enum object_request_state state;
struct http_object_request *req;
struct active_request_slot *slot;
struct http_object_request *req;
- req = new_http_object_request(obj_req->repo->base, obj_req->sha1);
+ req = new_http_object_request(obj_req->repo->base, obj_req->oid.hash);
if (req == NULL) {
obj_req->state = ABORTED;
return;
return;
if (obj_req->req->rename == 0)
- walker_say(obj_req->walker, "got %s\n", sha1_to_hex(obj_req->sha1));
+ walker_say(obj_req->walker, "got %s\n", oid_to_hex(&obj_req->oid));
}
static void process_object_response(void *callback_data)
list_for_each_safe(pos, tmp, head) {
obj_req = list_entry(pos, struct object_request, node);
if (obj_req->state == WAITING) {
- if (has_sha1_file(obj_req->sha1))
+ if (has_sha1_file(obj_req->oid.hash))
obj_req->state = COMPLETE;
else {
start_object_request(walker, obj_req);
newreq = xmalloc(sizeof(*newreq));
newreq->walker = walker;
- hashcpy(newreq->sha1, sha1);
+ hashcpy(newreq->oid.hash, sha1);
newreq->repo = data->alt;
newreq->state = WAITING;
newreq->req = NULL;
#endif
}
+static int is_alternate_allowed(const char *url)
+{
+ const char *protocols[] = {
+ "http", "https", "ftp", "ftps"
+ };
+ int i;
+
+ if (http_follow_config != HTTP_FOLLOW_ALWAYS) {
+ warning("alternate disabled by http.followRedirects: %s", url);
+ return 0;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(protocols); i++) {
+ const char *end;
+ if (skip_prefix(url, protocols[i], &end) &&
+ starts_with(end, "://"))
+ break;
+ }
+
+ if (i >= ARRAY_SIZE(protocols)) {
+ warning("ignoring alternate with unknown protocol: %s", url);
+ return 0;
+ }
+ if (!is_transport_allowed(protocols[i], 0)) {
+ warning("ignoring alternate with restricted protocol: %s", url);
+ return 0;
+ }
+
+ return 1;
+}
+
static void process_alternates_response(void *callback_data)
{
struct alternates_request *alt_req =
okay = 1;
}
}
- /* skip "objects\n" at end */
if (okay) {
struct strbuf target = STRBUF_INIT;
strbuf_add(&target, base, serverlen);
- strbuf_add(&target, data + i, posn - i - 7);
- warning("adding alternate object store: %s",
- target.buf);
- newalt = xmalloc(sizeof(*newalt));
- newalt->next = NULL;
- newalt->base = strbuf_detach(&target, NULL);
- newalt->got_indices = 0;
- newalt->packs = NULL;
-
- while (tail->next != NULL)
- tail = tail->next;
- tail->next = newalt;
+ strbuf_add(&target, data + i, posn - i);
+ if (!strbuf_strip_suffix(&target, "objects")) {
+ warning("ignoring alternate that does"
+ " not end in 'objects': %s",
+ target.buf);
+ strbuf_release(&target);
+ } else if (is_alternate_allowed(target.buf)) {
+ warning("adding alternate object store: %s",
+ target.buf);
+ newalt = xmalloc(sizeof(*newalt));
+ newalt->next = NULL;
+ newalt->base = strbuf_detach(&target, NULL);
+ newalt->got_indices = 0;
+ newalt->packs = NULL;
+
+ while (tail->next != NULL)
+ tail = tail->next;
+ tail->next = newalt;
+ } else {
+ strbuf_release(&target);
+ }
}
}
i = posn + 1;
struct alternates_request alt_req;
struct walker_data *cdata = walker->data;
- if (http_follow_config != HTTP_FOLLOW_ALWAYS)
- return;
-
/*
* If another request has already started fetching alternates,
* wait for them to arrive and return to processing this request's
list_for_each(pos, head) {
obj_req = list_entry(pos, struct object_request, node);
- if (!hashcmp(obj_req->sha1, sha1))
+ if (!hashcmp(obj_req->oid.hash, sha1))
break;
}
if (obj_req == NULL)
return error("Couldn't find request for %s in the queue", hex);
- if (has_sha1_file(obj_req->sha1)) {
+ if (has_sha1_file(obj_req->oid.hash)) {
if (obj_req->req != NULL)
abort_http_object_request(obj_req->req);
abort_object_request(obj_req);
} else if (req->zret != Z_STREAM_END) {
walker->corrupt_object_found++;
ret = error("File %s (%s) corrupt", hex, req->url);
- } else if (hashcmp(obj_req->sha1, req->real_sha1)) {
+ } else if (hashcmp(obj_req->oid.hash, req->real_sha1)) {
ret = error("File %s has bad hash", hex);
} else if (req->rename < 0) {
- ret = error("unable to write sha1 filename %s",
- sha1_file_name(req->sha1));
+ struct strbuf buf = STRBUF_INIT;
+ sha1_file_name(the_repository, &buf, req->sha1);
+ ret = error("unable to write sha1 filename %s", buf.buf);
+ strbuf_release(&buf);
}
release_http_object_request(req);