Merge remote-tracking branch 'origin/collectd-5.8'

[collectd.git] / src / utils_format_json.c

diff --git a/src/utils_format_json.c b/src/utils_format_json.c
index 67aebba..6a0c664 100644 (file)
--- a/src/utils_format_json.c
+++ b/src/utils_format_json.c
@@ -95,7 +95,7 @@ static int values_to_json(char *buffer, size_t buffer_size, /* {{{ */
 #define BUFFER_ADD(...)                                                        \
   do {                                                                         \
     int status;                                                                \
-    status = ssnprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);    \
+    status = snprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);     \
     if (status < 1) {                                                          \
       sfree(rates);                                                            \
       return -1;                                                               \
@@ -130,7 +130,7 @@ static int values_to_json(char *buffer, size_t buffer_size, /* {{{ */
       else
         BUFFER_ADD("null");
     } else if (ds->ds[i].type == DS_TYPE_COUNTER)
-      BUFFER_ADD("%llu", vl->values[i].counter);
+      BUFFER_ADD("%" PRIu64, (uint64_t)vl->values[i].counter);
     else if (ds->ds[i].type == DS_TYPE_DERIVE)
       BUFFER_ADD("%" PRIi64, vl->values[i].derive);
     else if (ds->ds[i].type == DS_TYPE_ABSOLUTE)
@@ -159,7 +159,7 @@ static int dstypes_to_json(char *buffer, size_t buffer_size, /* {{{ */
 #define BUFFER_ADD(...)                                                        \
   do {                                                                         \
     int status;                                                                \
-    status = ssnprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);    \
+    status = snprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);     \
     if (status < 1)                                                            \
       return -1;                                                               \
     else if (((size_t)status) >= (buffer_size - offset))                       \
@@ -193,7 +193,7 @@ static int dsnames_to_json(char *buffer, size_t buffer_size, /* {{{ */
 #define BUFFER_ADD(...)                                                        \
   do {                                                                         \
     int status;                                                                \
-    status = ssnprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);    \
+    status = snprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);     \
     if (status < 1)                                                            \
       return -1;                                                               \
     else if (((size_t)status) >= (buffer_size - offset))                       \
@@ -228,7 +228,7 @@ static int meta_data_keys_to_json(char *buffer, size_t buffer_size, /* {{{ */
 
 #define BUFFER_ADD(...)                                                        \
   do {                                                                         \
-    status = ssnprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);    \
+    status = snprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);     \
     if (status < 1)                                                            \
       return -1;                                                               \
     else if (((size_t)status) >= (buffer_size - offset))                       \
@@ -318,7 +318,7 @@ static int value_list_to_json(char *buffer, size_t buffer_size, /* {{{ */
 
 #define BUFFER_ADD(...)                                                        \
   do {                                                                         \
-    status = ssnprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);    \
+    status = snprintf(buffer + offset, buffer_size - offset, __VA_ARGS__);     \
     if (status < 1)                                                            \
       return -1;                                                               \
     else if (((size_t)status) >= (buffer_size - offset))                       \
@@ -500,6 +500,14 @@ static int json_add_string(yajl_gen g, char const *str) /* {{{ */
     }                                                                          \
   } while (0)
 
+#define CHECK_SUCCESS(cmd)                                                     \
+  do {                                                                         \
+    yajl_gen_status s = (cmd);                                                 \
+    if (s != yajl_gen_status_ok) {                                             \
+      return (int)s;                                                           \
+    }                                                                          \
+  } while (0)
+
 static int format_json_meta(yajl_gen g, notification_meta_t *meta) /* {{{ */
 {
   if (meta == NULL)
@@ -525,7 +533,7 @@ static int format_json_meta(yajl_gen g, notification_meta_t *meta) /* {{{ */
   default:
     ERROR("format_json_meta: unknown meta data type %d (name \"%s\")",
           meta->type, meta->name);
-    yajl_gen_null(g);
+    CHECK_SUCCESS(yajl_gen_null(g));
   }
 
   return format_json_meta(g, meta->next);
@@ -544,14 +552,14 @@ static int format_time(yajl_gen g, cdtime_t t) /* {{{ */
 
 static int format_alert(yajl_gen g, notification_t const *n) /* {{{ */
 {
-  yajl_gen_array_open(g);
-  yajl_gen_map_open(g); /* BEGIN alert */
+  CHECK_SUCCESS(yajl_gen_array_open(g)); /* BEGIN array */
+  CHECK_SUCCESS(yajl_gen_map_open(g));   /* BEGIN alert */
 
   /*
    * labels
    */
   JSON_ADD(g, "labels");
-  yajl_gen_map_open(g); /* BEGIN labels */
+  CHECK_SUCCESS(yajl_gen_map_open(g)); /* BEGIN labels */
 
   JSON_ADD(g, "alertname");
   if (strncmp(n->plugin, n->type, strlen(n->plugin)) == 0)
@@ -577,36 +585,40 @@ static int format_alert(yajl_gen g, notification_t const *n) /* {{{ */
   }
 
   JSON_ADD(g, "severity");
-  JSON_ADD(g, (n->severity == NOTIF_FAILURE)
-                  ? "FAILURE"
-                  : (n->severity == NOTIF_WARNING)
-                        ? "WARNING"
-                        : (n->severity == NOTIF_OKAY) ? "OKAY" : "UNKNOWN");
+  JSON_ADD(g,
+           (n->severity == NOTIF_FAILURE)
+               ? "FAILURE"
+               : (n->severity == NOTIF_WARNING)
+                     ? "WARNING"
+                     : (n->severity == NOTIF_OKAY) ? "OKAY" : "UNKNOWN");
 
   JSON_ADD(g, "service");
   JSON_ADD(g, "collectd");
 
-  yajl_gen_map_close(g); /* END labels */
+  CHECK_SUCCESS(yajl_gen_map_close(g)); /* END labels */
 
   /*
    * annotations
    */
   JSON_ADD(g, "annotations");
-  yajl_gen_map_open(g); /* BEGIN annotations */
+  CHECK_SUCCESS(yajl_gen_map_open(g)); /* BEGIN annotations */
 
   JSON_ADD(g, "summary");
   JSON_ADD(g, n->message);
 
-  if (format_json_meta(g, n->meta) != 0)
+  if (format_json_meta(g, n->meta) != 0) {
     return -1;
+  }
 
-  yajl_gen_map_close(g); /* END annotations */
+  CHECK_SUCCESS(yajl_gen_map_close(g)); /* END annotations */
 
   JSON_ADD(g, "startsAt");
-  format_time(g, n->time);
+  if (format_time(g, n->time) != 0) {
+    return -1;
+  }
 
-  yajl_gen_map_close(g); /* END alert */
-  yajl_gen_array_close(g);
+  CHECK_SUCCESS(yajl_gen_map_close(g));   /* END alert */
+  CHECK_SUCCESS(yajl_gen_array_close(g)); /* END array */
 
   return 0;
 } /* }}} format_alert */
@@ -671,7 +683,11 @@ int format_json_notification(char *buffer, size_t buffer_size, /* {{{ */
   }
 
   /* copy to output buffer */
-  yajl_gen_get_buf(g, &out, &unused_out_len);
+  if (yajl_gen_get_buf(g, &out, &unused_out_len) != yajl_gen_status_ok) {
+    yajl_gen_clear(g);
+    yajl_gen_free(g);
+    return -1;
+  }
   sstrncpy(buffer, (void *)out, buffer_size);
 
   yajl_gen_clear(g);