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mod_graylog2: additional fields can now be specified by adding LOG_FIELDS[name=string_value,@#name=number_value] to beginning of log. Added _microtimestamp additional field since graylog2 only has millisecond timestamp precision.

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This commit is contained in:
Chris Rienzo 2014-07-10 10:25:20 -04:00
parent 88940d3833
commit e79f87216a
1 changed files with 31 additions and 0 deletions
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31
src/mod/loggers/mod_graylog2/mod_graylog2.c
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@ -22,6 +22,7 @@
*
* Contributor(s):
* Christopher Rienzo <crienzo@grasshopper.com>
* Michael McGuinness <mmcguinness@grasshopper.com>
*
* mod_graylog2.c -- Graylog2 GELF logger
*
@ -81,6 +82,9 @@ static char *to_gelf(const switch_log_node_t *node, switch_log_level_t log_level
char *full_message = node->content;
char short_message[151];
char *short_message_end = NULL;
char *parsed_full_message = NULL;
char *field_name = NULL;
switch_event_t *log_fields = NULL;
cJSON_AddItemToObject(gelf, "version", cJSON_CreateString("1.1"));
if ((hostname = switch_core_get_variable("hostname")) && !zstr(hostname)) {
@ -90,6 +94,7 @@ static char *to_gelf(const switch_log_node_t *node, switch_log_level_t log_level
}
switch_snprintf(timestamp, 32, "%"SWITCH_UINT64_T_FMT".%d", (uint64_t)(node->timestamp / 1000000), node->timestamp % 1000000);
cJSON_AddItemToObject(gelf, "timestamp", cJSON_CreateString(timestamp));
cJSON_AddItemToObject(gelf, "_microtimestamp", cJSON_CreateNumber(node->timestamp));
cJSON_AddItemToObject(gelf, "level", cJSON_CreateNumber(to_graylog2_level(log_level)));
cJSON_AddItemToObject(gelf, "_ident", cJSON_CreateString("freeswitch"));
cJSON_AddItemToObject(gelf, "_pid", cJSON_CreateNumber((int)getpid()));
@ -111,6 +116,27 @@ static char *to_gelf(const switch_log_node_t *node, switch_log_level_t log_level
if (*full_message == '\n') {
full_message++;
}
/* parse list of fields, if any */
if (strncmp(full_message, "LOG_FIELDS", 10) == 0) {
if (switch_event_create_brackets(full_message+10, '[', ']', ',', &log_fields, &parsed_full_message, SWITCH_TRUE) == SWITCH_STATUS_SUCCESS) {
switch_event_header_t *hp;
for (hp = log_fields->headers; hp; hp = hp->next) {
if (strncmp(hp->name, "@#", 2) == 0) {
field_name = switch_mprintf("_%s", hp->name + 2);
cJSON_AddItemToObject(gelf, field_name, cJSON_CreateNumber(strtod(hp->value, NULL)));
} else {
field_name = switch_mprintf("_%s", hp->name);
cJSON_AddItemToObject(gelf, field_name, cJSON_CreateString(hp->value));
}
free(field_name);
}
switch_event_destroy(&log_fields);
full_message = parsed_full_message;
}
}
cJSON_AddItemToObject(gelf, "full_message", cJSON_CreateString(full_message));
@ -122,6 +148,11 @@ static char *to_gelf(const switch_log_node_t *node, switch_log_level_t log_level
gelf_text = cJSON_PrintUnformatted(gelf);
cJSON_Delete(gelf);
if (parsed_full_message != NULL) {
free(parsed_full_message);
}
return gelf_text;
}