diff options
Diffstat (limited to 'libnetdata/functions_evloop/functions_evloop.h')
| -rw-r--r-- | libnetdata/functions_evloop/functions_evloop.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/libnetdata/functions_evloop/functions_evloop.h b/libnetdata/functions_evloop/functions_evloop.h new file mode 100644 index 000000000..ee0f72cb5 --- /dev/null +++ b/libnetdata/functions_evloop/functions_evloop.h @@ -0,0 +1,98 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_FUNCTIONS_EVLOOP_H +#define NETDATA_FUNCTIONS_EVLOOP_H + +#include "../libnetdata.h" + +#define PLUGINSD_KEYWORD_CHART "CHART" +#define PLUGINSD_KEYWORD_CHART_DEFINITION_END "CHART_DEFINITION_END" +#define PLUGINSD_KEYWORD_DIMENSION "DIMENSION" +#define PLUGINSD_KEYWORD_BEGIN "BEGIN" +#define PLUGINSD_KEYWORD_SET "SET" +#define PLUGINSD_KEYWORD_END "END" +#define PLUGINSD_KEYWORD_FLUSH "FLUSH" +#define PLUGINSD_KEYWORD_DISABLE "DISABLE" +#define PLUGINSD_KEYWORD_VARIABLE "VARIABLE" +#define PLUGINSD_KEYWORD_LABEL "LABEL" +#define PLUGINSD_KEYWORD_OVERWRITE "OVERWRITE" +#define PLUGINSD_KEYWORD_CLABEL "CLABEL" +#define PLUGINSD_KEYWORD_CLABEL_COMMIT "CLABEL_COMMIT" +#define PLUGINSD_KEYWORD_FUNCTION "FUNCTION" +#define PLUGINSD_KEYWORD_FUNCTION_CANCEL "FUNCTION_CANCEL" +#define PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN "FUNCTION_RESULT_BEGIN" +#define PLUGINSD_KEYWORD_FUNCTION_RESULT_END "FUNCTION_RESULT_END" + +#define PLUGINSD_KEYWORD_REPLAY_CHART "REPLAY_CHART" +#define PLUGINSD_KEYWORD_REPLAY_BEGIN "RBEGIN" +#define PLUGINSD_KEYWORD_REPLAY_SET "RSET" +#define PLUGINSD_KEYWORD_REPLAY_RRDDIM_STATE "RDSTATE" +#define PLUGINSD_KEYWORD_REPLAY_RRDSET_STATE "RSSTATE" +#define PLUGINSD_KEYWORD_REPLAY_END "REND" + +#define PLUGINSD_KEYWORD_BEGIN_V2 "BEGIN2" +#define PLUGINSD_KEYWORD_SET_V2 "SET2" +#define PLUGINSD_KEYWORD_END_V2 "END2" + +#define PLUGINSD_KEYWORD_HOST_DEFINE "HOST_DEFINE" +#define PLUGINSD_KEYWORD_HOST_DEFINE_END "HOST_DEFINE_END" +#define PLUGINSD_KEYWORD_HOST_LABEL "HOST_LABEL" +#define PLUGINSD_KEYWORD_HOST "HOST" + +#define PLUGINSD_KEYWORD_DYNCFG_ENABLE "DYNCFG_ENABLE" +#define PLUGINSD_KEYWORD_DYNCFG_REGISTER_MODULE "DYNCFG_REGISTER_MODULE" + +#define PLUGINSD_KEYWORD_REPORT_JOB_STATUS "REPORT_JOB_STATUS" + +#define PLUGINSD_KEYWORD_EXIT "EXIT" + +#define PLUGINS_FUNCTIONS_TIMEOUT_DEFAULT 10 // seconds + +typedef void (*functions_evloop_worker_execute_t)(const char *transaction, char *function, int timeout, bool *cancelled); +struct functions_evloop_worker_job; +struct functions_evloop_globals *functions_evloop_init(size_t worker_threads, const char *tag, netdata_mutex_t *stdout_mutex, bool *plugin_should_exit); +void functions_evloop_add_function(struct functions_evloop_globals *wg, const char *function, functions_evloop_worker_execute_t cb, time_t default_timeout); + + +#define pluginsd_function_result_begin_to_buffer(wb, transaction, code, content_type, expires) \ + buffer_sprintf(wb \ + , PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN " \"%s\" %d \"%s\" %ld\n" \ + , (transaction) ? (transaction) : "" \ + , (int)(code) \ + , (content_type) ? (content_type) : "" \ + , (long int)(expires) \ + ) + +#define pluginsd_function_result_end_to_buffer(wb) \ + buffer_strcat(wb, "\n" PLUGINSD_KEYWORD_FUNCTION_RESULT_END "\n") + +#define pluginsd_function_result_begin_to_stdout(transaction, code, content_type, expires) \ + fprintf(stdout \ + , PLUGINSD_KEYWORD_FUNCTION_RESULT_BEGIN " \"%s\" %d \"%s\" %ld\n" \ + , (transaction) ? (transaction) : "" \ + , (int)(code) \ + , (content_type) ? (content_type) : "" \ + , (long int)(expires) \ + ) + +#define pluginsd_function_result_end_to_stdout() \ + fprintf(stdout, "\n" PLUGINSD_KEYWORD_FUNCTION_RESULT_END "\n") + +static inline void pluginsd_function_json_error_to_stdout(const char *transaction, int code, const char *msg) { + char buffer[PLUGINSD_LINE_MAX + 1]; + json_escape_string(buffer, msg, PLUGINSD_LINE_MAX); + + pluginsd_function_result_begin_to_stdout(transaction, code, "application/json", now_realtime_sec()); + fprintf(stdout, "{\"status\":%d,\"error_message\":\"%s\"}", code, buffer); + pluginsd_function_result_end_to_stdout(); + fflush(stdout); +} + +static inline void pluginsd_function_result_to_stdout(const char *transaction, int code, const char *content_type, time_t expires, BUFFER *result) { + pluginsd_function_result_begin_to_stdout(transaction, code, content_type, expires); + fwrite(buffer_tostring(result), buffer_strlen(result), 1, stdout); + pluginsd_function_result_end_to_stdout(); + fflush(stdout); +} + +#endif //NETDATA_FUNCTIONS_EVLOOP_H |