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Diffstat (limited to '')
-rw-r--r-- | collectors/plugins.d/plugins_d.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/collectors/plugins.d/plugins_d.h b/collectors/plugins.d/plugins_d.h new file mode 100644 index 0000000..a8acf03 --- /dev/null +++ b/collectors/plugins.d/plugins_d.h @@ -0,0 +1,103 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_PLUGINS_D_H +#define NETDATA_PLUGINS_D_H 1 + +#include "daemon/common.h" + +#define PLUGINSD_FILE_SUFFIX ".plugin" +#define PLUGINSD_FILE_SUFFIX_LEN strlen(PLUGINSD_FILE_SUFFIX) +#define PLUGINSD_CMD_MAX (FILENAME_MAX*2) +#define PLUGINSD_STOCK_PLUGINS_DIRECTORY_PATH 0 + +#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_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 PLUGINS_FUNCTIONS_TIMEOUT_DEFAULT 10 // seconds + +#define PLUGINSD_LINE_MAX_SSL_READ 512 + +#define PLUGINSD_MAX_WORDS 20 + +#define PLUGINSD_MAX_DIRECTORIES 20 +extern char *plugin_directories[PLUGINSD_MAX_DIRECTORIES]; + +struct plugind { + char id[CONFIG_MAX_NAME+1]; // config node id + + char filename[FILENAME_MAX+1]; // just the filename + char fullfilename[FILENAME_MAX+1]; // with path + char cmd[PLUGINSD_CMD_MAX+1]; // the command that it executes + + volatile pid_t pid; + netdata_thread_t thread; + + size_t successful_collections; // the number of times we have seen + // values collected from this plugin + + size_t serial_failures; // the number of times the plugin started + // without collecting values + + int update_every; // the plugin default data collection frequency + volatile sig_atomic_t obsolete; // do not touch this structure after setting this to 1 + volatile sig_atomic_t enabled; // if this is enabled or not + + time_t started_t; + uint32_t capabilities; // follows the same principles as streaming capabilities + struct plugind *next; +}; + +extern struct plugind *pluginsd_root; + +size_t pluginsd_process(RRDHOST *host, struct plugind *cd, FILE *fp_plugin_input, FILE *fp_plugin_output, int trust_durations); + +size_t pluginsd_initialize_plugin_directories(); + + + +#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") + +#endif /* NETDATA_PLUGINS_D_H */ |