toolkit.evaluator.28.0.0.source-code.PackageRule.kt Maven / Gradle / Ivy
/*
* Copyright (C) 2017 The ORT Project Authors (see )
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* License-Filename: LICENSE
*/
package org.ossreviewtoolkit.evaluator
import org.ossreviewtoolkit.model.CuratedPackage
import org.ossreviewtoolkit.model.Identifier
import org.ossreviewtoolkit.model.LicenseSource
import org.ossreviewtoolkit.model.Package
import org.ossreviewtoolkit.model.Project
import org.ossreviewtoolkit.model.Severity
import org.ossreviewtoolkit.model.config.Excludes
import org.ossreviewtoolkit.model.licenses.LicenseView
import org.ossreviewtoolkit.model.licenses.ResolvedLicense
import org.ossreviewtoolkit.model.licenses.ResolvedLicenseInfo
import org.ossreviewtoolkit.model.vulnerabilities.Vulnerability
import org.ossreviewtoolkit.model.vulnerabilities.VulnerabilityReference
import org.ossreviewtoolkit.utils.spdx.SpdxExpression
import org.ossreviewtoolkit.utils.spdx.SpdxLicenseReferenceExpression
/**
* A [Rule] to check a single [Package].
*/
open class PackageRule(
ruleSet: RuleSet,
name: String,
/**
* The [CuratedPackage] to check.
*/
val pkg: CuratedPackage,
/**
* The resolved license info for the [Package].
*/
val resolvedLicenseInfo: ResolvedLicenseInfo
) : Rule(ruleSet, name) {
private val licenseRules = mutableListOf()
@Suppress("UNUSED") // This is intended to be used by rule implementations.
val uncuratedPkg: Package by lazy {
@Suppress("UnsafeCallOnNullableType")
ruleSet.ortResult.getUncuratedPackageOrProject(pkg.metadata.id)!!
}
override val description = "Evaluating rule '$name' for package '${pkg.metadata.id.toCoordinates()}'."
override fun issueSource() = "$name - ${pkg.metadata.id.toCoordinates()}"
override fun runInternal() {
licenseRules.forEach { it.evaluate() }
}
/**
* A [RuleMatcher] that checks whether any vulnerability was found for the [package][pkg].
*/
fun hasVulnerability(): RuleMatcher {
return object : RuleMatcher {
override val description = "hasVulnerability()"
override fun matches(): Boolean {
val run = ruleSet.ortResult.advisor ?: return false
return run.getVulnerabilities(pkg.metadata.id).isNotEmpty()
}
}
}
/**
* A [RuleMatcher] that checks whether any vulnerability for the [package][pkg] has a
* [reference][Vulnerability.references] with a [severity][VulnerabilityReference.severity] that equals or is
* greater than [threshold] according to the [scoringSystem] and the belonging [severityComparator].
*/
fun hasVulnerability(threshold: String, scoringSystem: String, severityComparator: (String, String) -> Boolean) =
object : RuleMatcher {
override val description = "hasVulnerability($threshold, $scoringSystem)"
override fun matches(): Boolean {
val run = ruleSet.ortResult.advisor ?: return false
return run.getVulnerabilities(pkg.metadata.id).asSequence()
.filter { vulnerability -> !ruleSet.resolutionProvider.isResolved(vulnerability) }
.flatMap { it.references }
.filter { reference -> reference.scoringSystem == scoringSystem }
.mapNotNull { reference -> reference.severity }
.any { severityComparator(it, threshold) }
}
}
/**
* A [RuleMatcher] that checks if the [package][pkg] has any concluded, declared, or detected license.
*/
fun hasLicense() =
object : RuleMatcher {
override val description = "hasLicense()"
override fun matches() = resolvedLicenseInfo.licenses.any { it.license.isPresent() }
}
/**
* A [RuleMatcher] that checks if the [package][pkg] is [excluded][Excludes].
*/
fun isExcluded() =
object : RuleMatcher {
override val description = "isExcluded()"
override fun matches() = ruleSet.ortResult.isExcluded(pkg.metadata.id)
}
/**
* A [RuleMatcher] that checks if the [identifier][Package.id] of the [package][pkg] belongs to one of the provided
* organization [names][Identifier.isFromOrg].
*/
fun isFromOrg(vararg names: String) =
object : RuleMatcher {
override val description = "isFromOrg(${names.joinToString()})"
override fun matches() = pkg.metadata.id.isFromOrg(*names)
}
/**
* A [RuleMatcher] that checks whether the [package][pkg] is metadata only.
*/
fun isMetadataOnly() =
object : RuleMatcher {
override val description = "isMetadataOnly()"
override fun matches() = pkg.metadata.isMetadataOnly
}
/**
* A [RuleMatcher] that checks if the [package][pkg] was created from a [Project].
*/
fun isProject() =
object : RuleMatcher {
override val description = "isProject()"
override fun matches() = ruleSet.ortResult.isProject(pkg.metadata.id)
}
/**
* A [RuleMatcher] that checks if the [identifier type][Identifier.type] of the [package][pkg] equals [type].
*/
fun isType(type: String) =
object : RuleMatcher {
override val description = "isType($type)"
override fun matches() = pkg.metadata.id.type == type
}
/**
* A DSL function to configure a [LicenseRule] and add it to this rule.
*/
fun licenseRule(name: String, licenseView: LicenseView, block: LicenseRule.() -> Unit) {
resolvedLicenseInfo.filter(licenseView, filterSources = true)
.applyChoices(ruleSet.ortResult.getPackageLicenseChoices(pkg.metadata.id), licenseView)
.applyChoices(ruleSet.ortResult.getRepositoryLicenseChoices(), licenseView).forEach { resolvedLicense ->
resolvedLicense.sources.forEach { licenseSource ->
licenseRules += LicenseRule(name, resolvedLicense, licenseSource).apply(block)
}
}
}
fun issue(severity: Severity, message: String, howToFix: String) =
issue(severity, pkg.metadata.id, null, null, message, howToFix)
/**
* Add a [hint][Severity.HINT] to the list of [violations].
*/
fun hint(message: String, howToFix: String) = hint(pkg.metadata.id, null, null, message, howToFix)
/**
* Add a [warning][Severity.WARNING] to the list of [violations].
*/
fun warning(message: String, howToFix: String) = warning(pkg.metadata.id, null, null, message, howToFix)
/**
* Add an [error][Severity.ERROR] to the list of [violations].
*/
fun error(message: String, howToFix: String) = error(pkg.metadata.id, null, null, message, howToFix)
/**
* A [Rule] to check a single license of the [package][pkg].
*/
inner class LicenseRule(
name: String,
/**
* The [ResolvedLicense].
*/
val resolvedLicense: ResolvedLicense,
/**
* The source of the license.
*/
val licenseSource: LicenseSource
) : Rule(ruleSet, name) {
/**
* A shortcut for the [license][ResolvedLicense.license] in [resolvedLicense].
*/
val license = resolvedLicense.license
/**
* A helper function to access [PackageRule.pkg] in extension functions for [LicenseRule], required because the
* properties of the outer class [PackageRule] cannot be accessed from an extension function.
*/
fun pkg() = pkg
override val description = "\tEvaluating license rule '$name' for $licenseSource license " +
"'${resolvedLicense.license}'."
override fun issueSource() =
"$name - ${pkg.metadata.id.toCoordinates()} - ${resolvedLicense.license} ($licenseSource)"
/**
* A [RuleMatcher] that checks if a [detected][LicenseSource.DETECTED] license is
* [excluded][ResolvedLicense.isDetectedExcluded].
*/
fun isExcluded() =
object : RuleMatcher {
override val description = "isDetectedExcluded($license)"
override fun matches() = licenseSource == LicenseSource.DETECTED && resolvedLicense.isDetectedExcluded
}
/**
* A [RuleMatcher] that checks if the [license] is a valid SPDX license.
*/
fun isSpdxLicense() =
object : RuleMatcher {
override val description = "isSpdxLicense($license)"
override fun matches() =
when (license) {
!is SpdxLicenseReferenceExpression ->
license.isValid(SpdxExpression.Strictness.ALLOW_DEPRECATED)
else -> false
}
}
fun issue(severity: Severity, message: String, howToFix: String) =
issue(severity, pkg.metadata.id, license, licenseSource, message, howToFix)
/**
* Add a [hint][Severity.HINT] to the list of [violations].
*/
fun hint(message: String, howToFix: String) = hint(pkg.metadata.id, license, licenseSource, message, howToFix)
/**
* Add a [warning][Severity.WARNING] to the list of [violations].
*/
fun warning(message: String, howToFix: String) =
warning(pkg.metadata.id, license, licenseSource, message, howToFix)
/**
* Add an [error][Severity.ERROR] to the list of [violations].
*/
fun error(message: String, howToFix: String) = error(pkg.metadata.id, license, licenseSource, message, howToFix)
}
}
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