1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 | 'use strict'; const path = require('path'); const _ = require('lodash'); const moment = require('moment'); const bus = require('./bus'); const config = require('./config'); const logger = require('./logger'); const fsUtils = require('./utils/fsUtils'); const Step = require('./step'); const constants = require('./utils/constants'); const isInside = function(key, values) { const sep = ','; if (values && values.indexOf(sep) >= 0) { return values.split(sep).indexOf(key) >= 0; } else { return key === values; } }; /** * * Runs one step. Is the responsible to run all the stages of a step. * * @returns {{execute: execute}} * @module stepper */ const stepper = function() { let step; const _setWorkingDir = function() { const _config = config.get(); const dirName = path.join(_config.rootDir, step.params.workingDir); logger.trace('#green', 'stepper', 'workingDir:', '#cyan', dirName); if (fsUtils.exists(dirName)) { process.chdir(dirName); } else { logger.warn('#yellow', 'workingDir:', '#cyan', dirName, '#yellow', 'doesn\'t exist!!!', 'go to execution directory instead ->', _config.rootDir); step.params.workingDir = ''; process.chdir(_config.rootDir); } }; /** * Execute step by step recursively and synchronized! * @param n * @param resolve * @param reject */ const _synchro = function(n, resolve, reject) { const _config = config.get(); const _report = function(content, status, last) { const end = moment(); return { status: status, content: content || {}, order: n + 1 }; }; const _resolve = function(result) { const isLast = n === _config.stages.length - 1; step.report(_report(result, 0, isLast)); if (result && result.skip || isLast) { logger.info('\n\n', '#magenta', 'Finished', '|', '#green', step.params.description, '-', '#duration', moment() - step.initStep, '\n'); bus.emit('step:end', { status: 0 }); resolve(step.outputs); } else { _synchro(n + 1, resolve, reject); } }; const _reject = function(err) { if (!err.notBuilt) { logger.error('#green', 'stepper', 'error on', '#cyan', _config.stages[n], '(', n, 'of', _config.stages.length, ')', '#red', 'ERROR', (err && err.error || err)); } step.report(_report(err, 1, !err || !err.keep)); if (err && err.keep) { _synchro(n + 1, resolve, reject); } else { logger.info('\n\n', '#magenta', 'Finished', '|', '#green', step.params.description, '-', '#duration', moment() - step.initStep, '\n'); bus.emit('step:end', { status: 0 }); reject(err); } }; if (n < _config.stages.length) { logger.trace('#green', 'stepper', 'running', '#cyan', _config.stages[n], '(', n, 'of', _config.stages.length, ')'); _setWorkingDir(); if (!step.params.pstage || isInside(_config.stages[n], step.params.pstage)) { step._doPlugins(_config.stages[n]) .then((result) => { if (result && result.skip === true) { return Promise.resolve(result); } const promise = step._do(_config.stages[n]); if (promise) { return promise; } else { return Promise.resolve({skipped: true}); } }) .then(_resolve) .catch((err) => _reject(err)); } else { _resolve(); } } else { resolve(); } }; const _splitNormals = function(normal) { const filter = (value, key) => key !== 'params'; const cloner = context => _.merge(_.pickBy(_.cloneDeep(normal), filter), {context: context, params: normal.params[context]}); const normals = _.map(normal.context, cloner); return normals; }; const execNormal = function(normal, resolve, reject) { bus.emit('step:start', normal); const stepConfig = config.load(normal); const order = normal.order ? normal.order : 0; step = stepConfig.step ? new Step(stepConfig.step, stepConfig.plugins) : {}; if (step._do && step.requires !== constants.notBuild) { step.initStep = moment(); step.order = order; logger.info('\n\n', '#magenta', 'Starting', '|', '#green', step.params.description, '| [', '#bold', `${normal.context}::${normal.name}`, ']', '\n'); _synchro(0, resolve, reject); } else { const checkImpl = normal.checkImpl && step.requires !== constants.notBuild; const message = `Step "${normal.name}" is not implemented for context "${normal.context}"`; const status = checkImpl ? 2 : 0; bus .emit('stage:start', { name: 'load' }) .emit('stage:end', { status: status, order: 0, content: { message: message } }) .emit('step:end', { status: status, data: {} }); if (checkImpl) { reject({error: message, keep: true}); } else { if (step.requires === constants.notBuild) { logger.info('Run of', '#bold', 'step', '#green', `"${normal.name}"`, 'is configured as', '#green', `'${constants.notBuild}'`, 'for context', '#cyan', `"${normal.context}"`); } else { logger.info('Run of', '#bold', 'step', '#green', `"${normal.name}"`, 'is', '#green', 'allowed', 'to be not implemented for context', '#cyan', `"${normal.context}"`); } resolve(); } } }; const syncContexts = function(normal, resolve, reject) { const normals = _splitNormals(normal); const outputs = {}; const syncContext = function(_normals, index, _resolve, _reject) { const _normal = _normals[index]; const ok = function(output) { outputs[_normal.context] = output || {}; syncContext(_normals, index + 1, _resolve, _reject); }; const ko = function(err) { if (err && err.keep) { logger.warn('#green', 'stepper', 'Step error (flow continues)', '#yellow', 'ERROR', (err.error || err)); syncContext(_normals, index + 1, _resolve, _reject); } else { if (!err.notBuilt) { logger.error('#green', 'stepper', 'Step error (flow stopped)', '#red', 'ERROR', (err.error || err)); } _reject(err); } }; if (index < _normals.length) { execNormal(_normal, ok, ko); } else { _resolve(outputs); } }; syncContext(normals, 0, resolve, reject); }; /** * Execute one step with conditions checks * * @param normal step name */ const execute = function(normal, resolve, reject) { syncContexts(normal, resolve, reject); }; return { execute: execute }; }; module.exports = stepper(); |