diff options
Diffstat (limited to 'exporting/json/json.c')
| -rw-r--r-- | exporting/json/json.c | 138 |
1 files changed, 134 insertions, 4 deletions
diff --git a/exporting/json/json.c b/exporting/json/json.c index cea7eff07c..458e7e8cce 100644 --- a/exporting/json/json.c +++ b/exporting/json/json.c @@ -16,6 +16,9 @@ int init_json_instance(struct instance *instance) instance->config.connector_specific_config = (void *)connector_specific_config; connector_specific_config->default_port = 5448; + struct simple_connector_data *connector_specific_data = callocz(1, sizeof(struct simple_connector_data)); + instance->connector_specific_data = connector_specific_data; + instance->start_batch_formatting = NULL; instance->start_host_formatting = format_host_labels_json_plaintext; instance->start_chart_formatting = NULL; @@ -27,9 +30,10 @@ int init_json_instance(struct instance *instance) instance->end_chart_formatting = NULL; instance->end_host_formatting = flush_host_labels; - instance->end_batch_formatting = simple_connector_update_buffered_bytes; + instance->end_batch_formatting = simple_connector_end_batch; + + instance->prepare_header = NULL; - instance->send_header = NULL; instance->check_response = exporting_discard_response; instance->buffer = (void *)buffer_create(0); @@ -37,6 +41,63 @@ int init_json_instance(struct instance *instance) error("EXPORTING: cannot create buffer for json exporting connector instance %s", instance->config.name); return 1; } + + simple_connector_init(instance); + + if (uv_mutex_init(&instance->mutex)) + return 1; + if (uv_cond_init(&instance->cond_var)) + return 1; + + return 0; +} + +/** + * Initialize JSON connector instance for HTTP protocol + * + * @param instance an instance data structure. + * @return Returns 0 on success, 1 on failure. + */ +int init_json_http_instance(struct instance *instance) +{ + instance->worker = simple_connector_worker; + + struct simple_connector_config *connector_specific_config = callocz(1, sizeof(struct simple_connector_config)); + instance->config.connector_specific_config = (void *)connector_specific_config; + connector_specific_config->default_port = 5448; + + struct simple_connector_data *connector_specific_data = callocz(1, sizeof(struct simple_connector_data)); + instance->connector_specific_data = connector_specific_data; + +#ifdef ENABLE_HTTPS + connector_specific_data->flags = NETDATA_SSL_START; + connector_specific_data->conn = NULL; + if (instance->config.options & EXPORTING_OPTION_USE_TLS) { + security_start_ssl(NETDATA_SSL_CONTEXT_EXPORTING); + } +#endif + + instance->start_batch_formatting = open_batch_json_http; + instance->start_host_formatting = format_host_labels_json_plaintext; + instance->start_chart_formatting = NULL; + + if (EXPORTING_OPTIONS_DATA_SOURCE(instance->config.options) == EXPORTING_SOURCE_DATA_AS_COLLECTED) + instance->metric_formatting = format_dimension_collected_json_plaintext; + else + instance->metric_formatting = format_dimension_stored_json_plaintext; + + instance->end_chart_formatting = NULL; + instance->end_host_formatting = flush_host_labels; + instance->end_batch_formatting = close_batch_json_http; + + instance->prepare_header = json_http_prepare_header; + + instance->check_response = exporting_discard_response; + + instance->buffer = (void *)buffer_create(0); + + simple_connector_init(instance); + if (uv_mutex_init(&instance->mutex)) return 1; if (uv_cond_init(&instance->cond_var)) @@ -111,6 +172,11 @@ int format_dimension_collected_json_plaintext(struct instance *instance, RRDDIM } } + if (instance->config.type == EXPORTING_CONNECTOR_TYPE_JSON_HTTP) { + if (buffer_strlen((BUFFER *)instance->buffer) > 2) + buffer_strcat(instance->buffer, ",\n"); + } + buffer_sprintf( instance->buffer, @@ -131,7 +197,7 @@ int format_dimension_collected_json_plaintext(struct instance *instance, RRDDIM "\"name\":\"%s\"," "\"value\":" COLLECTED_NUMBER_FORMAT "," - "\"timestamp\":%llu}\n", + "\"timestamp\":%llu}", instance->config.prefix, (host == localhost) ? engine->config.hostname : host->hostname, @@ -153,6 +219,10 @@ int format_dimension_collected_json_plaintext(struct instance *instance, RRDDIM (unsigned long long)rd->last_collected_time.tv_sec); + if (instance->config.type != EXPORTING_CONNECTOR_TYPE_JSON_HTTP) { + buffer_strcat(instance->buffer, "\n"); + } + return 0; } @@ -189,6 +259,11 @@ int format_dimension_stored_json_plaintext(struct instance *instance, RRDDIM *rd } } + if (instance->config.type == EXPORTING_CONNECTOR_TYPE_JSON_HTTP) { + if (buffer_strlen((BUFFER *)instance->buffer) > 2) + buffer_strcat(instance->buffer, ",\n"); + } + buffer_sprintf( instance->buffer, "{" @@ -208,7 +283,7 @@ int format_dimension_stored_json_plaintext(struct instance *instance, RRDDIM *rd "\"name\":\"%s\"," "\"value\":" CALCULATED_NUMBER_FORMAT "," - "\"timestamp\": %llu}\n", + "\"timestamp\": %llu}", instance->config.prefix, (host == localhost) ? engine->config.hostname : host->hostname, @@ -230,5 +305,60 @@ int format_dimension_stored_json_plaintext(struct instance *instance, RRDDIM *rd (unsigned long long)last_t); + if (instance->config.type != EXPORTING_CONNECTOR_TYPE_JSON_HTTP) { + buffer_strcat(instance->buffer, "\n"); + } + return 0; } + +/** + * Open a JSON list for a bach + * + * @param instance an instance data structure. + * @return Always returns 0. + */ +int open_batch_json_http(struct instance *instance) +{ + buffer_strcat(instance->buffer, "[\n"); + + return 0; +} + +/** + * Close a JSON list for a bach and update buffered bytes counter + * + * @param instance an instance data structure. + * @return Always returns 0. + */ +int close_batch_json_http(struct instance *instance) +{ + buffer_strcat(instance->buffer, "\n]\n"); + + simple_connector_end_batch(instance); + + return 0; +} + +/** + * Prepare HTTP header + * + * @param instance an instance data structure. + * @return Returns 0 on success, 1 on failure. + */ +void json_http_prepare_header(struct instance *instance) +{ + struct simple_connector_data *simple_connector_data = instance->connector_specific_data; + + buffer_sprintf( + simple_connector_data->last_buffer->header, + "POST /api/put HTTP/1.1\r\n" + "Host: %s\r\n" + "Content-Type: application/json\r\n" + "Content-Length: %lu\r\n" + "\r\n", + instance->config.destination, + buffer_strlen(simple_connector_data->last_buffer->buffer)); + + return; +} |