From: tonypelle <tonypelle@gmail.com>
Date: Wed, 4 Aug 2021 19:22:44 +0000 (-0700)
Subject: Increase buffer size for oauth access token to 2048
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=24bb9e251969d5cf0e6eee14aad7a7e3bcc59dd8;p=thirdparty%2Fcollectd.git

Increase buffer size for oauth access token to 2048
---

diff --git a/src/utils/oauth/oauth.c b/src/utils/oauth/oauth.c
index a7ae75d02..9d9572058 100644
--- a/src/utils/oauth/oauth.c
+++ b/src/utils/oauth/oauth.c
@@ -46,7 +46,6 @@
  * monitoring api supports up to 100K bytes in one request, 64K is reasonable
  */
 #define MAX_BUFFER_SIZE 65536
-#define MAX_ENCODE_SIZE 2048
 
 struct oauth_s {
   char *url;
diff --git a/src/utils/oauth/oauth.h b/src/utils/oauth/oauth.h
index b93c87b85..be39736c6 100644
--- a/src/utils/oauth/oauth.h
+++ b/src/utils/oauth/oauth.h
@@ -30,6 +30,10 @@
 #define GOOGLE_OAUTH_URL "https://www.googleapis.com/oauth2/v3/token"
 #endif
 
+#ifndef GOOGLE_OAUTH_ACCESS_TOKEN_SIZE
+#define GOOGLE_OAUTH_ACCESS_TOKEN_SIZE 2048
+#endif
+
 struct oauth_s;
 typedef struct oauth_s oauth_t;
 
diff --git a/src/write_stackdriver.c b/src/write_stackdriver.c
index dfa1d7c07..9e5bedc16 100644
--- a/src/write_stackdriver.c
+++ b/src/write_stackdriver.c
@@ -96,8 +96,8 @@ static size_t wg_write_memory_cb(void *contents, size_t size,
 
 static char *wg_get_authorization_header(wg_callback_t *cb) { /* {{{ */
   int status = 0;
-  char access_token[256];
-  char authorization_header[256];
+  char access_token[GOOGLE_OAUTH_ACCESS_TOKEN_SIZE];
+  char authorization_header[GOOGLE_OAUTH_ACCESS_TOKEN_SIZE+32];
 
   assert((cb->auth != NULL) || gce_check());
   if (cb->auth != NULL)