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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 | 1x 1x 1x 2x 2x 1x 2x 1x 1x 1x 1x 1x 1x 1x 1x | /* * Created by sv2 on 3/15/17. * swagger-stats utilities */ 'use strict'; var util = require('util'); // swagger-stats supported options module.exports.supportedOptions = { // Name. Defaults to hostname if not specified name : "name", // Version version : "version", // Hostname. Will attempt to detect if not explicitly provided hostname : "hostname", // IP Address. Will attempt to detect if not provided ip : "ip", // Swagger specification JSON document. Should be pre-validated and with resolved references. Optional. swaggerSpec : "swaggerSpec", // Base path for swagger-stats internal APIs. // If specified, will be used to serve UI, stats and metrics like this: // /<uriPath>/ui, /<uriPath>/stats, /<uriPath>/metrics // overriding default /swagger-stats/ui uriPath : "uriPath", // Duration of timeline bucket in milliseconds, 60000 by default timelineBucketDuration : "timelineBucketDuration", // Buckets for duration histogram metrics, in Milliseconds // Optional. Default value: // [5, 10, 25, 50, 100, 250, 500, 1000, 2500, 5000, 10000] // The default buckets are tailored to broadly measure API response time. // Most likely needs to be defined per app to account for application specifics. durationBuckets : "durationBuckets", // Buckets for request size histogram metric, in Bytes. // Optional. Default value: // [5, 10, 25, 50, 100, 250, 500, 1000, 2500, 5000, 10000] // The default buckets are tailored to broadly measure API request size. // Most likely needs to be defined per app to account for application specifics. requestSizeBuckets : "requestSizeBuckets", // Buckets for response size histogram metric, in Bytes // Optional. Default value: // [5, 10, 25, 50, 100, 250, 500, 1000, 2500, 5000, 10000] // The default buckets are tailored to broadly measure API response size. // Most likely needs to be defined per app to account for application specifics. responseSizeBuckets : "responseSizeBuckets", // Apdex threshold, in milliseconds // 50 ms by default apdexThreshold : "apdexThreshold", // Callback to invoke when response is finished - https://github.com/slanatech/swagger-stats/issues/5 // Application may implement it to trace Request Response Record (RRR), which is passed as parameter // the following parameters are passed to this callback: // onResponseFinish(req,res,rrr) // - req - request // - res - response // - rrr - Request Response Record (RRR) onResponseFinish : "onResponseFinish", // Enable Basic authentication: true or false. Default false. // Only Basic authentication is supported authentication : "authentication", // Callback to invoke to authenticate request to /swagger-stats/stats and /swagger-stats/metrics // If authentication is enabled (option authentication=true), // Application must implement onAuthenticate to validate user credentials // the following parameters are passed to this callback: // onAuthenticate(req,username,password) // - req - request // - username - username // - password - password // callback must return true if user authenticated, false if not onAuthenticate : "onAuthenticate", // Max Age of the session, if authentication is enabled, in seconds // Default is 900 seconds sessionMaxAge : "sessionMaxAge", // ElasticSearch URL. Enables storing of request response records in Elasticsearch. // Default is empty (disabled). elasticsearch : "elasticsearch", // Prefix for Elasticsearch index. Default is "api-" elasticsearchIndexPrefix : "elasticsearchIndexPrefix", // Username for Elasticsearch, if anonymous user is disbaled . Default is empty (disabled) elasticsearchUsername : "elasticsearchUsername", // Password for Elasticsearch, if anonymous user is disbaled . Default is empty (disabled) elasticsearchPassword : "elasticsearchPassword", // Set to true to track only requests defined in swagger spec. Default false. swaggerOnly : "swaggerOnly" }; // Return response status code class module.exports.getStatusCodeClass = function (code) { Iif (code < 200) return "info"; Eif (code < 300) return "success"; if (code < 400) return "redirect"; if (code < 500) return "client_error"; return "server_error"; }; module.exports.isError = function (code) { return (code >= 400); }; // Supported Stat Fields with masks module.exports.swsStatFields = { method : 1 << 0, timeline : 1 << 1, lasterrors : 1 << 2, longestreq : 1 << 3, apidefs : 1 << 4, apistats : 1 << 5, apiop : 1 << 6, errors : 1 << 7, all : parseInt('11111111', 2), "*" : parseInt('11111111', 2) }; // Supported properties in Swagger Parameter object module.exports.swsParameterProperties = { name : "name", in : "in", description : "description", required : "required", /*schema : "schema",*/ // We will not be copying schema for "body" parameters type : "type", format : "format", allowEmptyValue : "allowEmptyValue", items : "items", // ???? collectionFormat: "collectionFormat", default : "default", maximum : "maximum", exclusiveMaximum: "exclusiveMaximum", minimum : "minimum", exclusiveMinimum: "exclusiveMinimum", maxLength : "maxLength", minLength : "minLength", pattern : "pattern", maxItems : "maxItems", minItems : "minItems", uniqueItems : "uniqueItems", enum : "enum", multipleOf : "multipleOf" }; // returns string value of argument, depending on typeof module.exports.swsStringValue = function (val) { switch( typeof val ){ case "string": return val; case "boolean": case "number": return val.toString(); case "object": if(val === null) return ''; var res = ''; try { res = JSON.stringify(val); }catch(e){ res = ''; } return res; } return ''; }; // returns object key values as string module.exports.swsStringRecursive = function (output, val) { if (typeof val === "object" && !Array.isArray(val)) { for (var key in val) { output[key] = this.swsStringValue(val); } } else { output = this.swsStringValue(val); } return output; } // recursively cast properties of nested objects to strings module.exports.swsCastStringR = function (val) { switch( typeof val ){ case "string": return val; case "boolean": case "number": return val.toString(); case "object": var casted = {}; for(var prop in val){ casted[prop] = module.exports.swsCastStringR(val[prop]); } return casted; } return ''; }; // returns string value of argument, depending on typeof module.exports.swsNumValue = function (val) { var res = Number(val); return Number.isNaN(res) ? 0: res; }; // Calculate CPU Usage Percentage module.exports.swsCPUUsagePct = function(starthrtime, startusage) { // On CPU - see // https://github.com/nodejs/node/pull/6157 var elapTime = process.hrtime(starthrtime); const NS_PER_SEC = 1e9; var elapsedns = elapTime[0] * NS_PER_SEC + elapTime[1]; // nanoseconds var elapsedmcs = elapsedns/1000; // microseconds var elapUsage = process.cpuUsage(startusage); // microseconds var cpuPercent = (100 * (elapUsage.user + elapUsage.system) / elapsedmcs ); return cpuPercent; }; module.exports.swsEmbeddedUIMarkup = '<!DOCTYPE html><html><head><title>Swagger Stats UI</title><link href="dist/css/sws.min.css" rel="stylesheet"></head>\ <body>\ <div id="SWSUI"></div>\ <script src="dist/js/sws.min.js"></script>\ <script>\ $(document).ready(function(){$("#SWSUI").swaggerstatsui({});});\ </script>\ </body>\ </html>'; |