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[mod_http_cache] Crash on HTTP GET with generated AWS v4 signature 

Co-authored-by: Miguel Gonzalez <maggonzz@gmail.com>
This commit is contained in:
Chris Rienzo 2020-11-09 14:08:05 -05:00 committed by GitHub
parent b7b83db66d
commit 0f7ba14333
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 17 additions and 2 deletions
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5
src/mod/applications/mod_http_cache/aws.c
View File

@ -291,6 +291,11 @@ SWITCH_MOD_DECLARE(switch_curl_slist_t *) aws_s3_append_headers(
switch_aws_s3_profile aws_s3_profile;
char* url_dup;
if (!query_string) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Missing required arg query_string.\n");
return headers;
}
// Get bucket and object name from url
switch_strdup(url_dup, url);
parse_url(url_dup, profile->base_domain, "s3", &aws_s3_profile.bucket, &aws_s3_profile.object);

14
src/mod/applications/mod_http_cache/mod_http_cache.c
View File

@ -1099,6 +1099,8 @@ static switch_status_t http_get(url_cache_t *cache, http_profile_t *profile, cac
long httpRes = 0;
int start_time_ms = switch_time_now() / 1000;
switch_CURLcode curl_status = CURLE_UNKNOWN_OPTION;
char *query_string = NULL;
char *full_url = NULL;
/* set up HTTP GET */
get_data.fd = 0;
@ -1110,7 +1112,14 @@ static switch_status_t http_get(url_cache_t *cache, http_profile_t *profile, cac
}
if (profile && profile->append_headers_ptr) {
headers = profile->append_headers_ptr(profile, headers, "GET", 0, "", url->url, 0, NULL);
headers = profile->append_headers_ptr(profile, headers, "GET", 0, "", url->url, 0, &query_string);
}
if (query_string) {
full_url = switch_mprintf("%s?%s", url->url, query_string);
free(query_string);
} else {
switch_strdup(full_url, url->url);
}
curl_handle = switch_curl_easy_init();
@ -1123,7 +1132,7 @@ static switch_status_t http_get(url_cache_t *cache, http_profile_t *profile, cac
if (headers) {
switch_curl_easy_setopt(curl_handle, CURLOPT_HTTPHEADER, headers);
}
switch_curl_easy_setopt(curl_handle, CURLOPT_URL, get_data.url->url);
switch_curl_easy_setopt(curl_handle, CURLOPT_URL, full_url);
switch_curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, get_file_callback);
switch_curl_easy_setopt(curl_handle, CURLOPT_WRITEDATA, (void *) &get_data);
switch_curl_easy_setopt(curl_handle, CURLOPT_HEADERFUNCTION, get_header_callback);
@ -1178,6 +1187,7 @@ static switch_status_t http_get(url_cache_t *cache, http_profile_t *profile, cac
done:
switch_safe_free(full_url);
if (headers) {
switch_curl_slist_free_all(headers);
}