void http_init(struct remote *remote, const char *url, int proactive_auth)
{
char *low_speed_limit;
char *low_speed_time;
char *normalized_url;
struct urlmatch_config config = { STRING_LIST_INIT_DUP };
config.section = "http";
config.key = NULL;
config.collect_fn = http_options;
config.cascade_fn = git_default_config;
config.cb = NULL;
http_is_verbose = 0;
normalized_url = url_normalize(url, &config.url);
git_config(urlmatch_config_entry, &config);
free(normalized_url);
curl_global_init(CURL_GLOBAL_ALL);
http_proactive_auth = proactive_auth;
if (remote && remote->http_proxy)
curl_http_proxy = xstrdup(remote->http_proxy);
pragma_header = curl_slist_append(pragma_header, "Pragma: no-cache");
no_pragma_header = curl_slist_append(no_pragma_header, "Pragma:");
#ifdef USE_CURL_MULTI
{
char *http_max_requests = getenv("GIT_HTTP_MAX_REQUESTS");
if (http_max_requests != NULL)
max_requests = atoi(http_max_requests);
}
curlm = curl_multi_init();
if (curlm == NULL) {
fprintf(stderr, "Error creating curl multi handle.\n");
exit(1);
}
#endif
if (getenv("GIT_SSL_NO_VERIFY"))
curl_ssl_verify = 0;
set_from_env(&ssl_cert, "GIT_SSL_CERT");
#if LIBCURL_VERSION_NUM >= 0x070903
set_from_env(&ssl_key, "GIT_SSL_KEY");
#endif
#if LIBCURL_VERSION_NUM >= 0x070908
set_from_env(&ssl_capath, "GIT_SSL_CAPATH");
#endif
set_from_env(&ssl_cainfo, "GIT_SSL_CAINFO");
set_from_env(&user_agent, "GIT_HTTP_USER_AGENT");
low_speed_limit = getenv("GIT_HTTP_LOW_SPEED_LIMIT");
if (low_speed_limit != NULL)
curl_low_speed_limit = strtol(low_speed_limit, NULL, 10);
low_speed_time = getenv("GIT_HTTP_LOW_SPEED_TIME");
if (low_speed_time != NULL)
curl_low_speed_time = strtol(low_speed_time, NULL, 10);
if (curl_ssl_verify == -1)
curl_ssl_verify = 1;
curl_session_count = 0;
#ifdef USE_CURL_MULTI
if (max_requests < 1)
max_requests = DEFAULT_MAX_REQUESTS;
#endif
if (getenv("GIT_CURL_FTP_NO_EPSV"))
curl_ftp_no_epsv = 1;
if (url) {
credential_from_url(&http_auth, url);
if (!ssl_cert_password_required &&
getenv("GIT_SSL_CERT_PASSWORD_PROTECTED") &&
!prefixcmp(url, "https://"))
ssl_cert_password_required = 1;
}
#ifndef NO_CURL_EASY_DUPHANDLE
curl_default = get_curl_handle();
#endif
}
int urlmatch_config_entry(const char *var, const char *value, void *cb)
{
struct string_list_item *item;
struct urlmatch_config *collect = cb;
struct urlmatch_item *matched;
struct url_info *url = &collect->url;
const char *key, *dot;
struct strbuf synthkey = STRBUF_INIT;
size_t matched_len = 0;
int user_matched = 0;
int retval;
key = skip_prefix(var, collect->section);
if (!key || *(key++) != '.') {
if (collect->cascade_fn)
return collect->cascade_fn(var, value, cb);
return 0; /* not interested */
}
dot = strrchr(key, '.');
if (dot) {
char *config_url, *norm_url;
struct url_info norm_info;
config_url = xmemdupz(key, dot - key);
norm_url = url_normalize(config_url, &norm_info);
free(config_url);
if (!norm_url)
return 0;
matched_len = match_urls(url, &norm_info, &user_matched);
free(norm_url);
if (!matched_len)
return 0;
key = dot + 1;
}
if (collect->key && strcmp(key, collect->key))
return 0;
item = string_list_insert(&collect->vars, key);
if (!item->util) {
matched = xcalloc(1, sizeof(*matched));
item->util = matched;
} else {
matched = item->util;
/*
* Is our match shorter? Is our match the same
* length, and without user while the current
* candidate is with user? Then we cannot use it.
*/
if (matched_len < matched->matched_len ||
((matched_len == matched->matched_len) &&
(!user_matched && matched->user_matched)))
return 0;
/* Otherwise, replace it with this one. */
}
matched->matched_len = matched_len;
matched->user_matched = user_matched;
strbuf_addstr(&synthkey, collect->section);
strbuf_addch(&synthkey, '.');
strbuf_addstr(&synthkey, key);
retval = collect->collect_fn(synthkey.buf, value, collect->cb);
strbuf_release(&synthkey);
return retval;
}
/**
* Add new URL to cache, possibly pushing off an older one if cache is full.
*
* @return TRUE if the URL was added, FALSE otherwise.
*/
static bool
gwc_add(const char *new_url)
{
const char *url_atom;
const char *old_url;
char *url, *ret;
url = h_strdup(new_url); /* url_normalize() can modify the URL */
ret = url_normalize(url, URL_POLICY_GWC_RULES);
if (!ret) {
g_warning("%s(): ignoring bad web cache URL \"%s\"",
G_STRFUNC, new_url);
HFREE_NULL(url);
return FALSE;
}
if (ret != url) {
HFREE_NULL(url);
url = ret;
}
/*
* Don't add duplicates to the cache.
*/
if (
hset_contains(gwc_known_url, url) ||
hset_contains(gwc_failed_url, url)
) {
HFREE_NULL(url);
return FALSE;
}
/*
* OK, record new entry at the `gwc_url_slot'.
*/
if (++gwc_url_slot >= MAX_GWC_URLS)
gwc_url_slot = 0;
g_assert(url != NULL);
url_atom = atom_str_get(url);
HFREE_NULL(url);
/*
* Expire any entry present at the slot we're about to write into.
*/
old_url = gwc_url[gwc_url_slot].url;
if (old_url != NULL) {
g_assert(hset_contains(gwc_known_url, old_url));
hset_remove(gwc_known_url, old_url);
atom_str_free_null(&old_url);
gwc_url[gwc_url_slot].url = NULL;
}
hset_insert(gwc_known_url, url_atom);
gwc_url[gwc_url_slot].url = url_atom;
gwc_url[gwc_url_slot].stamp = 0;
gwc_file_dirty = TRUE;
if (GNET_PROPERTY(bootstrap_debug)) {
g_debug("%s(): loaded GWC URL %s", G_STRFUNC, url_atom);
}
return TRUE;
}
/**
* retrieve 1 url reference to 1 favicon
* \param html xml node of html element
* \return pointer to url; NULL for no icon; caller owns returned pointer
*/
char *favicon_get_icon_ref(struct content *c, xmlNode *html)
{
xmlNode *node = html;
char *rel, *href, *url, *url2 = NULL;
url_func_result res;
while (node) {
if (node->children != NULL) { /* children */
node = node->children;
} else if (node->next != NULL) { /* siblings */
node = node->next;
} else { /* ancestor siblings */
while (node != NULL && node->next == NULL)
node = node->parent;
if (node == NULL)
break;
node = node->next;
}
assert(node != NULL);
if (node->type != XML_ELEMENT_NODE)
continue;
if (strcmp((const char *) node->name, "link") == 0) {
/* rel=<space separated list, including 'icon'> */
if ((rel = (char *) xmlGetProp(node,
(const xmlChar *) "rel")) == NULL)
continue;
if (strcasestr(rel, "icon") == 0) {
xmlFree(rel);
continue;
}
if (strcasecmp(rel, "apple-touch-icon") == 0) {
xmlFree(rel);
continue;
}
xmlFree(rel);
if ((href = (char *) xmlGetProp(node,
(const xmlChar *) "href")) == NULL)
continue;
res = url_join(href, c->data.html.base_url, &url);
xmlFree(href);
if (res != URL_FUNC_OK)
continue;
if (url2 != NULL) {
free(url2);
url2 = NULL;
}
res = url_normalize(url, &url2);
free(url);
if (res != URL_FUNC_OK) {
url2 = NULL;
if (res == URL_FUNC_NOMEM)
return NULL;
continue;
}
}
}
if (url2 == NULL) {
char *scheme;
/* There was no icon link defined in the HTML source data.
* If the HTML document's base URL uses either the HTTP or
* HTTPS schemes, then try using "<scheme>://host/favicon.ico"
*/
if (url_scheme(c->data.html.base_url, &scheme) != URL_FUNC_OK)
return NULL;
if (strcasecmp(scheme, "http") != 0 &&
strcasecmp(scheme, "https") != 0) {
free(scheme);
return NULL;
}
free(scheme);
if (url_join("/favicon.ico", c->data.html.base_url, &url2)
!= URL_FUNC_OK)
return NULL;
}
return url2;
}