|
| 1 | +const fs = require('fs'); |
| 2 | +const {execSync} = require('child_process'); |
| 3 | +const semver = require('semver'); |
| 4 | + |
| 5 | +console.log('Starting Trivy dependency remediation'); |
| 6 | + |
| 7 | +const report = JSON.parse(fs.readFileSync('trivy-report.json', 'utf8')); |
| 8 | +const pkg = JSON.parse(fs.readFileSync('package.json', 'utf8')); |
| 9 | + |
| 10 | +const processed = new Set(); |
| 11 | +const newOverrides = {}; |
| 12 | + |
| 13 | +let deps = { |
| 14 | + ...pkg.dependencies, |
| 15 | + ...pkg.devDependencies, |
| 16 | +}; |
| 17 | + |
| 18 | +let dependencyTree = {}; |
| 19 | + |
| 20 | +function buildDependencyTree() { |
| 21 | + try { |
| 22 | + const tree = execSync('npm ls --json', {encoding: 'utf8'}); |
| 23 | + dependencyTree = JSON.parse(tree); |
| 24 | + } catch (e) { |
| 25 | + dependencyTree = {}; |
| 26 | + } |
| 27 | +} |
| 28 | + |
| 29 | +function refreshDependencies() { |
| 30 | + const updated = JSON.parse(fs.readFileSync('package.json', 'utf8')); |
| 31 | + |
| 32 | + deps = { |
| 33 | + ...updated.dependencies, |
| 34 | + ...updated.devDependencies, |
| 35 | + }; |
| 36 | + |
| 37 | + buildDependencyTree(); |
| 38 | +} |
| 39 | + |
| 40 | +function isDirect(name) { |
| 41 | + return deps[name] !== undefined; |
| 42 | +} |
| 43 | + |
| 44 | +function cleanVersion(v) { |
| 45 | + if (!v) return null; |
| 46 | + return v.replace('^', '').replace('~', ''); |
| 47 | +} |
| 48 | + |
| 49 | +function safeUpgrade(current, target) { |
| 50 | + const c = semver.coerce(current); |
| 51 | + const t = semver.coerce(target); |
| 52 | + |
| 53 | + if (!c || !t) return false; |
| 54 | + |
| 55 | + const diff = semver.diff(c, t); |
| 56 | + |
| 57 | + return diff === 'patch' || diff === 'minor'; |
| 58 | +} |
| 59 | + |
| 60 | +function findInstalledVersion(pkgName) { |
| 61 | + function search(node) { |
| 62 | + if (!node.dependencies) return null; |
| 63 | + |
| 64 | + for (const [name, data] of Object.entries(node.dependencies)) { |
| 65 | + if (name === pkgName) return data.version; |
| 66 | + |
| 67 | + const nested = search(data); |
| 68 | + |
| 69 | + if (nested) return nested; |
| 70 | + } |
| 71 | + |
| 72 | + return null; |
| 73 | + } |
| 74 | + |
| 75 | + return search(dependencyTree); |
| 76 | +} |
| 77 | + |
| 78 | +function findParentDependency(pkgName) { |
| 79 | + function search(node) { |
| 80 | + if (!node.dependencies) return null; |
| 81 | + |
| 82 | + for (const [name, data] of Object.entries(node.dependencies)) { |
| 83 | + if (data.dependencies && data.dependencies[pkgName]) { |
| 84 | + return name; |
| 85 | + } |
| 86 | + |
| 87 | + const nested = search(data); |
| 88 | + |
| 89 | + if (nested) return nested; |
| 90 | + } |
| 91 | + |
| 92 | + return null; |
| 93 | + } |
| 94 | + |
| 95 | + return search(dependencyTree); |
| 96 | +} |
| 97 | + |
| 98 | +buildDependencyTree(); |
| 99 | + |
| 100 | +for (const result of report.Results || []) { |
| 101 | + if (result.Type !== 'npm') continue; |
| 102 | + |
| 103 | + for (const vuln of result.Vulnerabilities || []) { |
| 104 | + const name = vuln.PkgName; |
| 105 | + const fixed = vuln.FixedVersion?.split(',')[0]?.trim(); |
| 106 | + |
| 107 | + if (!name || !fixed) continue; |
| 108 | + |
| 109 | + if (processed.has(name)) continue; |
| 110 | + processed.add(name); |
| 111 | + |
| 112 | + console.log(`Processing vulnerability: ${name}`); |
| 113 | + |
| 114 | + const installed = findInstalledVersion(name); |
| 115 | + |
| 116 | + if (installed && semver.gte(installed, fixed)) { |
| 117 | + console.log(`${name} already resolved to safe version ${installed}`); |
| 118 | + continue; |
| 119 | + } |
| 120 | + |
| 121 | + const current = isDirect(name) ? cleanVersion(deps[name]) : null; |
| 122 | + |
| 123 | + if (isDirect(name)) { |
| 124 | + console.log(`Direct dependency detected: ${name}`); |
| 125 | + |
| 126 | + if (!safeUpgrade(current, fixed)) { |
| 127 | + console.warn( |
| 128 | + `Skipping unsafe upgrade ${name} (${current} -> ${fixed})`, |
| 129 | + ); |
| 130 | + } else { |
| 131 | + try { |
| 132 | + console.log(`Updating direct dependency ${name} -> ${fixed}`); |
| 133 | + |
| 134 | + execSync(`npm i ${name}@${fixed} --ignore-scripts`, { |
| 135 | + stdio: 'inherit', |
| 136 | + }); |
| 137 | + |
| 138 | + refreshDependencies(); |
| 139 | + |
| 140 | + const updatedVersion = findInstalledVersion(name); |
| 141 | + |
| 142 | + if (updatedVersion && semver.gte(updatedVersion, fixed)) { |
| 143 | + console.log(`${name} resolved via direct upgrade`); |
| 144 | + continue; |
| 145 | + } |
| 146 | + } catch { |
| 147 | + console.log(`Direct upgrade failed for ${name}`); |
| 148 | + } |
| 149 | + } |
| 150 | + } |
| 151 | + |
| 152 | + const parent = findParentDependency(name); |
| 153 | + |
| 154 | + if (parent && deps[parent]) { |
| 155 | + console.log(`Attempting parent dependency upgrade: ${parent}`); |
| 156 | + |
| 157 | + try { |
| 158 | + const parentVersion = cleanVersion(deps[parent]); |
| 159 | + |
| 160 | + if (parentVersion) { |
| 161 | + execSync(`npm i ${parent}@^${parentVersion} --ignore-scripts`, { |
| 162 | + stdio: 'inherit', |
| 163 | + }); |
| 164 | + |
| 165 | + refreshDependencies(); |
| 166 | + |
| 167 | + const updatedVersion = findInstalledVersion(name); |
| 168 | + |
| 169 | + if (updatedVersion && semver.gte(updatedVersion, fixed)) { |
| 170 | + console.log(`${name} resolved via parent upgrade (${parent})`); |
| 171 | + continue; |
| 172 | + } |
| 173 | + } |
| 174 | + } catch { |
| 175 | + console.log(`Parent upgrade failed for ${parent}`); |
| 176 | + } |
| 177 | + } |
| 178 | + |
| 179 | + if (!pkg.overrides || !pkg.overrides[name]) { |
| 180 | + console.log(`Adding override for ${name}`); |
| 181 | + |
| 182 | + newOverrides[name] = `^${fixed}`; |
| 183 | + } |
| 184 | + } |
| 185 | +} |
| 186 | + |
| 187 | +const updatedPkg = JSON.parse(fs.readFileSync('package.json', 'utf8')); |
| 188 | + |
| 189 | +if (!updatedPkg.overrides) updatedPkg.overrides = {}; |
| 190 | + |
| 191 | +Object.assign(updatedPkg.overrides, newOverrides); |
| 192 | + |
| 193 | +fs.writeFileSync('package.json', JSON.stringify(updatedPkg, null, 2) + '\n'); |
| 194 | + |
| 195 | +if (Object.keys(newOverrides).length > 0) { |
| 196 | + console.log('Updating lockfile for overrides'); |
| 197 | + |
| 198 | + execSync('npm i --package-lock-only --ignore-scripts', {stdio: 'inherit'}); |
| 199 | +} |
| 200 | + |
| 201 | +console.log('Trivy dependency remediation completed'); |
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