diff options
Diffstat (limited to 'plugins.d/node.d.plugin')
| -rwxr-xr-x | plugins.d/node.d.plugin | 361 |
1 files changed, 183 insertions, 178 deletions
diff --git a/plugins.d/node.d.plugin b/plugins.d/node.d.plugin index a1fa754fa..21b04384e 100755 --- a/plugins.d/node.d.plugin +++ b/plugins.d/node.d.plugin @@ -1,4 +1,4 @@ -#!/bin/sh +#!/usr/bin/env bash ':' //; exec "$(command -v nodejs || command -v node || command -v js || echo "ERROR node.js IS NOT AVAILABLE IN THIS SYSTEM")" "$0" "$@" // shebang hack from: @@ -40,55 +40,60 @@ var netdata = require('netdata'); // configuration function pluginConfig(filename) { - var f = path.basename(filename); + var f = path.basename(filename); - var m = f.match('.plugin' + '$'); - if(m === null) m = f.match('.node.js' + '$'); - if(m !== null) - return netdata.options.paths.config + '/' + f.substring(0, m.index) + '.conf'; + // node.d.plugin configuration + var m = f.match('.plugin' + '$'); + if(m !== null) + return netdata.options.paths.config + '/' + f.substring(0, m.index) + '.conf'; - return netdata.options.paths.config + '/' + f + '.conf'; + // node.d modules configuration + m = f.match('.node.js' + '$'); + if(m !== null) + return netdata.options.paths.config + '/node.d/' + f.substring(0, m.index) + '.conf'; + + return netdata.options.paths.config + '/node.d/' + f + '.conf'; } // internal defaults extend(true, netdata.options, { - filename: path.basename(__filename), + filename: path.basename(__filename), - update_every: NETDATA_UPDATE_EVERY, + update_every: NETDATA_UPDATE_EVERY, - exit_after_ms: 3600 * 4 * 1000, + exit_after_ms: 3600 * 4 * 1000, - paths: { - plugins: NETDATA_PLUGINS_DIR, - config: NETDATA_CONFIG_DIR, - modules: [], - }, + paths: { + plugins: NETDATA_PLUGINS_DIR, + config: NETDATA_CONFIG_DIR, + modules: [], + }, - modules_enable_autodetect: true, - modules_enable_all: true, - modules: {}, + modules_enable_autodetect: true, + modules_enable_all: true, + modules: {}, }); netdata.options.config_filename = pluginConfig(__filename); // load configuration file try { - netdata.options_loaded = JSON.parse(fs.readFileSync(netdata.options.config_filename, 'utf8')); - extend(true, netdata.options, netdata.options_loaded); - console.error('merged netdata object:'); - console.error(netdata); + netdata.options_loaded = JSON.parse(fs.readFileSync(netdata.options.config_filename, 'utf8')); + extend(true, netdata.options, netdata.options_loaded); + console.error('merged netdata object:'); + console.error(netdata); } catch(e) { - netdata.error('Cannot read configuration file ' + netdata.options.config_filename + ': ' + e.message + ', using internal defaults.'); - netdata.options_loaded = undefined; - dumpError(e); + netdata.error('Cannot read configuration file ' + netdata.options.config_filename + ': ' + e.message + ', using internal defaults.'); + netdata.options_loaded = undefined; + dumpError(e); } // apply module paths to node.js process function applyModulePaths() { - var len = netdata.options.paths.modules.length; - while(len--) - process.mainModule.paths.unshift(netdata.options.paths.modules[len]); + var len = netdata.options.paths.modules.length; + while(len--) + process.mainModule.paths.unshift(netdata.options.paths.modules[len]); } applyModulePaths(); @@ -97,165 +102,165 @@ applyModulePaths(); // tracing function dumpError(err) { - if (typeof err === 'object') { - if (err.stack) { - netdata.debug(err.stack); - } - } + if (typeof err === 'object') { + if (err.stack) { + netdata.debug(err.stack); + } + } } // -------------------------------------------------------------------------------------------------------------------- // get command line arguments { - var found_myself = false; - var found_number = false; - var found_modules = false; - process.argv.forEach(function (val, index, array) { - netdata.debug('PARAM: ' + val); - - if(!found_myself) { - if(val === __filename) - found_myself = true; - } - else { - switch(val) { - case 'debug': - netdata.options.DEBUG = true; - netdata.debug('DEBUG enabled'); - break; - - default: - if(found_number === true) { - if(found_modules === false) { - for(var i in netdata.options.modules) - netdata.options.modules[i].enabled = false; - } - - if(typeof netdata.options.modules[val] === 'undefined') - netdata.options.modules[val] = {}; - - netdata.options.modules[val].enabled = true; - netdata.options.modules_enable_all = false; - netdata.debug('enabled module ' + val); - } - else { - try { - var x = parseInt(val); - if(x > 0) { - netdata.options.update_every = x; - if(netdata.options.update_every < NETDATA_UPDATE_EVERY) { - netdata.options.update_every = NETDATA_UPDATE_EVERY; - netdata.debug('Update frequency ' + x + 's is too low'); - } - - found_number = true; - netdata.debug('Update frequency set to ' + netdata.options.update_every + ' seconds'); - } - else netdata.error('Ignoring parameter: ' + val); - } - catch(e) { - netdata.error('Cannot get value of parameter: ' + val); - dumpError(e); - } - } - break; - } - } - }); + var found_myself = false; + var found_number = false; + var found_modules = false; + process.argv.forEach(function (val, index, array) { + netdata.debug('PARAM: ' + val); + + if(!found_myself) { + if(val === __filename) + found_myself = true; + } + else { + switch(val) { + case 'debug': + netdata.options.DEBUG = true; + netdata.debug('DEBUG enabled'); + break; + + default: + if(found_number === true) { + if(found_modules === false) { + for(var i in netdata.options.modules) + netdata.options.modules[i].enabled = false; + } + + if(typeof netdata.options.modules[val] === 'undefined') + netdata.options.modules[val] = {}; + + netdata.options.modules[val].enabled = true; + netdata.options.modules_enable_all = false; + netdata.debug('enabled module ' + val); + } + else { + try { + var x = parseInt(val); + if(x > 0) { + netdata.options.update_every = x; + if(netdata.options.update_every < NETDATA_UPDATE_EVERY) { + netdata.options.update_every = NETDATA_UPDATE_EVERY; + netdata.debug('Update frequency ' + x + 's is too low'); + } + + found_number = true; + netdata.debug('Update frequency set to ' + netdata.options.update_every + ' seconds'); + } + else netdata.error('Ignoring parameter: ' + val); + } + catch(e) { + netdata.error('Cannot get value of parameter: ' + val); + dumpError(e); + } + } + break; + } + } + }); } if(netdata.options.update_every < 1) { - netdata.debug('Adjusting update frequency to 1 second'); - netdata.options.update_every = 1; + netdata.debug('Adjusting update frequency to 1 second'); + netdata.options.update_every = 1; } // -------------------------------------------------------------------------------------------------------------------- // find modules function findModules() { - var found = 0; - - var files = fs.readdirSync(NODE_D_DIR); - var len = files.length; - while(len--) { - var m = files[len].match('.node.js' + '$'); - if(m !== null) { - var n = files[len].substring(0, m.index); - - if(typeof(netdata.options.modules[n]) === 'undefined') - netdata.options.modules[n] = { name: n, enabled: netdata.options.modules_enable_all }; - - if(netdata.options.modules[n].enabled === true) { - netdata.options.modules[n].name = n; - netdata.options.modules[n].filename = NODE_D_DIR + '/' + files[len]; - netdata.options.modules[n].loaded = false; - - if(typeof(netdata.options.modules[n].config_filename) !== 'string') - netdata.options.modules[n].config_filename = pluginConfig(files[len]); - - // load the module - try { - netdata.debug('loading module ' + netdata.options.modules[n].filename); - netdata.options.modules[n].module = require(netdata.options.modules[n].filename); - netdata.options.modules[n].module.name = n; - netdata.debug('loaded module ' + netdata.options.modules[n].name + ' from ' + netdata.options.modules[n].filename); - } - catch(e) { - netdata.options.modules[n].enabled = false; - netdata.error('Cannot load module: ' + netdata.options.modules[n].filename + ' exception: ' + e); - dumpError(e); - continue; - } - - // load its configuration - var c = { - enable_autodetect: netdata.options.modules_enable_autodetect, - update_every: netdata.options.update_every - }; - try { - netdata.debug('loading module\'s ' + netdata.options.modules[n].name + ' config ' + netdata.options.modules[n].config_filename); - var c2 = JSON.parse(fs.readFileSync(netdata.options.modules[n].config_filename, 'utf8')); - extend(true, c, c2); - netdata.debug('loaded module\'s ' + netdata.options.modules[n].name + ' config ' + netdata.options.modules[n].config_filename); - } - catch(e) { - netdata.error('Cannot load module\'s ' + netdata.options.modules[n].name + ' config from ' + netdata.options.modules[n].config_filename + ' exception: ' + e + ', using internal defaults.'); - dumpError(e); - } - - // call module auto-detection / configuration - try { - netdata.modules_configuring++; - netdata.debug('Configuring module ' + netdata.options.modules[n].name); - var serv = netdata.configure(netdata.options.modules[n].module, c, function() { - netdata.debug('Configured module ' + netdata.options.modules[n].name); - netdata.modules_configuring--; - }); - - netdata.debug('Configuring module ' + netdata.options.modules[n].name + ' reports ' + serv + ' eligible services.'); - } - catch(e) { - netdata.modules_configuring--; - netdata.options.modules[n].enabled = false; - netdata.error('Failed module auto-detection: ' + netdata.options.modules[n].name + ' exception: ' + e + ', disabling module.'); - dumpError(e); - continue; - } - - netdata.options.modules[n].loaded = true; - found++; - } - } - } - - // netdata.debug(netdata.options.modules); - return found; + var found = 0; + + var files = fs.readdirSync(NODE_D_DIR); + var len = files.length; + while(len--) { + var m = files[len].match('.node.js' + '$'); + if(m !== null) { + var n = files[len].substring(0, m.index); + + if(typeof(netdata.options.modules[n]) === 'undefined') + netdata.options.modules[n] = { name: n, enabled: netdata.options.modules_enable_all }; + + if(netdata.options.modules[n].enabled === true) { + netdata.options.modules[n].name = n; + netdata.options.modules[n].filename = NODE_D_DIR + '/' + files[len]; + netdata.options.modules[n].loaded = false; + + if(typeof(netdata.options.modules[n].config_filename) !== 'string') + netdata.options.modules[n].config_filename = pluginConfig(files[len]); + + // load the module + try { + netdata.debug('loading module ' + netdata.options.modules[n].filename); + netdata.options.modules[n].module = require(netdata.options.modules[n].filename); + netdata.options.modules[n].module.name = n; + netdata.debug('loaded module ' + netdata.options.modules[n].name + ' from ' + netdata.options.modules[n].filename); + } + catch(e) { + netdata.options.modules[n].enabled = false; + netdata.error('Cannot load module: ' + netdata.options.modules[n].filename + ' exception: ' + e); + dumpError(e); + continue; + } + + // load its configuration + var c = { + enable_autodetect: netdata.options.modules_enable_autodetect, + update_every: netdata.options.update_every + }; + try { + netdata.debug('loading module\'s ' + netdata.options.modules[n].name + ' config ' + netdata.options.modules[n].config_filename); + var c2 = JSON.parse(fs.readFileSync(netdata.options.modules[n].config_filename, 'utf8')); + extend(true, c, c2); + netdata.debug('loaded module\'s ' + netdata.options.modules[n].name + ' config ' + netdata.options.modules[n].config_filename); + } + catch(e) { + netdata.error('Cannot load module\'s ' + netdata.options.modules[n].name + ' config from ' + netdata.options.modules[n].config_filename + ' exception: ' + e + ', using internal defaults.'); + dumpError(e); + } + + // call module auto-detection / configuration + try { + netdata.modules_configuring++; + netdata.debug('Configuring module ' + netdata.options.modules[n].name); + var serv = netdata.configure(netdata.options.modules[n].module, c, function() { + netdata.debug('Configured module ' + netdata.options.modules[n].name); + netdata.modules_configuring--; + }); + + netdata.debug('Configuring module ' + netdata.options.modules[n].name + ' reports ' + serv + ' eligible services.'); + } + catch(e) { + netdata.modules_configuring--; + netdata.options.modules[n].enabled = false; + netdata.error('Failed module auto-detection: ' + netdata.options.modules[n].name + ' exception: ' + e + ', disabling module.'); + dumpError(e); + continue; + } + + netdata.options.modules[n].loaded = true; + found++; + } + } + } + + // netdata.debug(netdata.options.modules); + return found; } if(findModules() === 0) { - netdata.error('Cannot load any .node.js module from: ' + NODE_D_DIR); - netdata.disableNodePlugin(); - process.exit(1); + netdata.error('Cannot load any .node.js module from: ' + NODE_D_DIR); + netdata.disableNodePlugin(); + process.exit(1); } @@ -263,14 +268,14 @@ if(findModules() === 0) { // start function start_when_configuring_ends() { - if(netdata.modules_configuring > 0) { - netdata.debug('Waiting modules configuration, still running ' + netdata.modules_configuring); - setTimeout(start_when_configuring_ends, 500); - return; - } - - netdata.modules_configuring = 0; - netdata.start(); + if(netdata.modules_configuring > 0) { + netdata.debug('Waiting modules configuration, still running ' + netdata.modules_configuring); + setTimeout(start_when_configuring_ends, 500); + return; + } + + netdata.modules_configuring = 0; + netdata.start(); } start_when_configuring_ends(); |