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Added support for severity #41

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Added support for severity #41

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bd66f76
Added support for severity. Vulnerabilities with less severity than s…
lugoh008 Apr 24, 2020
399c9c7
Updated documentation
lugoh008 Apr 24, 2020
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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@ Example configuration below shows default option values and the correct syntax t
js: ['app/src/*.js'], /** Which js-files to scan. **/
node: ['node'], /** Which node directories to scan (containing package.json). **/
options: {
severity: 'all', //accepted values are all, none, low, medium, high, critical
proxy: 'http://something.something:8080',
verbose: true,
packageOnly: true,
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35 changes: 33 additions & 2 deletions tasks/retire.js
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Expand Up @@ -25,6 +25,16 @@ module.exports = function (grunt) {
var output = {};
var scanedFile;

var levels = {
'none': 0,
'critical': 1,
'high': 2,
'medium': 3,
'low': 4,
'all': 9999
};
var severity = 0;

function taskVulnLogger(msg) {
var keyValue;
keyValue = scanedFile.slice(scanedFile.lastIndexOf('/') + 1);
Expand Down Expand Up @@ -54,6 +64,12 @@ module.exports = function (grunt) {
});
var logger = log(options);

// get numeric rank for severity
severity = levels['all'];
if('severity' in options) {
severity = levels[options.severity];
}

if (!options.nocache) {
options.cachedir = path.resolve(os.tmpdir(), '.retire-cache/');
}
Expand Down Expand Up @@ -95,9 +111,17 @@ module.exports = function (grunt) {
// log (verbose) options before hooking in the reporter
grunt.verbose.writeflags(options, 'Options');

vulnsFound = false;
// required to throw proper grunt error
scanner.on('vulnerable-dependency-found', function(e) {
vulnsFound = true;
e.results.forEach(function(result) {
result.vulnerabilities.forEach(function(vulnerability) {
var sev = vulnerability.severity;
if(levels[sev] <= severity) {
vulnsFound = vulnsFound | true;
}
});
});
});
var events = [];
function once(name, fun) {
Expand Down Expand Up @@ -185,7 +209,14 @@ module.exports = function (grunt) {

once('retire-done', function() {
if(!vulnsFound){
grunt.log.writeln("No vulnerabilities found.");
if(!options.severity) {
grunt.log.writeln('No vulnerabilities found.');
}
else if(options.severity === 'none') {
grunt.log.writeln('Vulnerabilities ignored with severity set to none.');
} else {
grunt.log.writeln("No " + options.severity + " vulnerabilities found.");
}
}
events.forEach(function(e) {
grunt.event.removeAllListeners(e);
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