/*
* Since this is a network connection, we need to parse and store the
* pkt-lines at this stage and keep them there.
*/
static int git_connect(git_transport *transport, int direction)
{
transport_git *t = (transport_git *) transport;
if (direction == GIT_DIR_PUSH) {
giterr_set(GITERR_NET, "Pushing over git:// is not supported");
return -1;
}
t->parent.direction = direction;
if (git_vector_init(&t->refs, 16, NULL) < 0)
return -1;
/* Connect and ask for the refs */
if (do_connect(t, transport->url) < 0)
goto cleanup;
gitno_buffer_setup(&t->buf, t->buff, sizeof(t->buff), t->socket);
t->parent.connected = 1;
if (store_refs(t) < 0)
goto cleanup;
if (detect_caps(t) < 0)
goto cleanup;
return 0;
cleanup:
git_vector_free(&t->refs);
return -1;
}
static int http_connect(git_transport *transport, int direction)
{
transport_http *t = (transport_http *) transport;
int ret;
git_buf request = GIT_BUF_INIT;
const char *service = "upload-pack";
const char *url = t->parent.url, *prefix_http = "http://", *prefix_https = "https://";
const char *default_port;
if (direction == GIT_DIR_PUSH) {
giterr_set(GITERR_NET, "Pushing over HTTP is not implemented");
return -1;
}
t->parent.direction = direction;
if (git_vector_init(&t->refs, 16, NULL) < 0)
return -1;
if (!git__prefixcmp(url, prefix_http)) {
url = t->parent.url + strlen(prefix_http);
default_port = "80";
}
if (!git__prefixcmp(url, prefix_https)) {
url += strlen(prefix_https);
default_port = "443";
}
t->path = strchr(url, '/');
if ((ret = gitno_extract_host_and_port(&t->host, &t->port, url, default_port)) < 0)
goto cleanup;
t->service = git__strdup(service);
GITERR_CHECK_ALLOC(t->service);
if ((ret = do_connect(t, t->host, t->port)) < 0)
goto cleanup;
/* Generate and send the HTTP request */
if ((ret = gen_request(&request, t->path, t->host, "GET", service, 0, 1)) < 0) {
giterr_set(GITERR_NET, "Failed to generate request");
goto cleanup;
}
if (gitno_send(transport, request.ptr, request.size, 0) < 0)
goto cleanup;
ret = store_refs(t);
cleanup:
git_buf_free(&request);
git_buf_clear(&t->buf);
return ret;
}
/*
* Try to open the url as a git directory. The direction doesn't
* matter in this case because we're calulating the heads ourselves.
*/
static int local_connect(git_transport *transport, int direction)
{
git_repository *repo;
int error;
transport_local *t = (transport_local *) transport;
const char *path;
git_buf buf = GIT_BUF_INIT;
GIT_UNUSED(direction);
/* The repo layer doesn't want the prefix */
if (!git__prefixcmp(transport->url, "file://")) {
if (git_path_fromurl(&buf, transport->url) < 0) {
git_buf_free(&buf);
return -1;
}
path = git_buf_cstr(&buf);
} else { /* We assume transport->url is already a path */
path = transport->url;
}
error = git_repository_open(&repo, path);
git_buf_free(&buf);
if (error < 0)
return -1;
t->repo = repo;
if (store_refs(t) < 0)
return -1;
t->parent.connected = 1;
return 0;
}