cdk-nag
Version:
Check CDK v2 applications for best practices using a combination on available rule packs.
94 lines • 13.8 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
/*
Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
const path_1 = require("path");
const aws_cdk_lib_1 = require("aws-cdk-lib");
const aws_secretsmanager_1 = require("aws-cdk-lib/aws-secretsmanager");
const nag_rules_1 = require("../../nag-rules");
/**
* Secrets have automatic rotation scheduled
* @param node the CfnResource to check
*/
exports.default = Object.defineProperty((node) => {
if (node instanceof aws_secretsmanager_1.CfnSecret) {
const secretLogicalId = nag_rules_1.NagRules.resolveResourceFromInstrinsic(node, node.ref);
const secretTargetAttachmentLogicalIds = Array();
const cfnSecretTargetAttachments = Array();
const cfnRotationSchedules = Array();
for (const child of aws_cdk_lib_1.Stack.of(node).node.findAll()) {
if (child instanceof aws_secretsmanager_1.CfnSecretTargetAttachment) {
cfnSecretTargetAttachments.push(child);
}
else if (child instanceof aws_secretsmanager_1.CfnRotationSchedule) {
cfnRotationSchedules.push(child);
}
}
if (cfnRotationSchedules.length === 0) {
return nag_rules_1.NagRuleCompliance.NON_COMPLIANT;
}
let found = false;
for (const child of cfnSecretTargetAttachments) {
const attachmentLogicalId = getMatchingSecretTargetAttachment(child, secretLogicalId);
if (attachmentLogicalId) {
secretTargetAttachmentLogicalIds.push(attachmentLogicalId);
}
}
for (const child of cfnRotationSchedules) {
if (isMatchingRotationSchedule(child, secretLogicalId, secretTargetAttachmentLogicalIds)) {
found = true;
break;
}
}
if (!found) {
return nag_rules_1.NagRuleCompliance.NON_COMPLIANT;
}
return nag_rules_1.NagRuleCompliance.COMPLIANT;
}
else {
return nag_rules_1.NagRuleCompliance.NOT_APPLICABLE;
}
}, 'name', { value: path_1.parse(__filename).name });
/**
* Helper function to check whether a given Secret Target Attachment is associated with the given secret.
* @param node The CfnTargetAttachment to check.
* @param secretLogicalId The Cfn Logical ID of the secret.
* Returns the Logical ID if the attachment if is associated with the secret, otherwise and empty string.
*/
function getMatchingSecretTargetAttachment(node, secretLogicalId) {
const resourceSecretId = nag_rules_1.NagRules.resolveResourceFromInstrinsic(node, node.secretId);
if (secretLogicalId === resourceSecretId) {
return nag_rules_1.NagRules.resolveResourceFromInstrinsic(node, node.ref);
}
return '';
}
/**
* Helper function to check whether a given Rotation Schedule is associated with the given secret.
* @param node The CfnRotationSchedule to check.
* @param secretLogicalId The Cfn Logical ID of the secret.
* @param secretTargetAttachmentLogicalIds The Cfn Logical IDs of any Secret Target Attachments associated with the given secret.
* Returns whether the CfnRotationSchedule is associated with the given secret.
*/
function isMatchingRotationSchedule(node, secretLogicalId, secretTargetAttachmentLogicalIds) {
const resourceSecretId = nag_rules_1.NagRules.resolveResourceFromInstrinsic(node, node.secretId);
if (secretLogicalId === resourceSecretId ||
secretTargetAttachmentLogicalIds.includes(resourceSecretId)) {
if (aws_cdk_lib_1.Stack.of(node).resolve(node.hostedRotationLambda) === undefined &&
aws_cdk_lib_1.Stack.of(node).resolve(node.rotationLambdaArn) === undefined) {
return false;
}
const rotationRules = aws_cdk_lib_1.Stack.of(node).resolve(node.rotationRules);
if (rotationRules !== undefined) {
const automaticallyAfterDays = aws_cdk_lib_1.Stack.of(node).resolve(rotationRules.automaticallyAfterDays);
const scheduleExpression = aws_cdk_lib_1.Stack.of(node).resolve(rotationRules.scheduleExpression);
if (automaticallyAfterDays !== undefined ||
scheduleExpression !== undefined) {
return true;
}
}
}
return false;
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"SecretsManagerRotationEnabled.js","sourceRoot":"","sources":["../../../src/rules/secretsmanager/SecretsManagerRotationEnabled.ts"],"names":[],"mappings":";;AAAA;;;EAGE;AACF,+BAA6B;AAC7B,6CAAiD;AACjD,uEAIwC;AACxC,+CAA8D;AAE9D;;;GAGG;AACH,kBAAe,MAAM,CAAC,cAAc,CAClC,CAAC,IAAiB,EAAqB,EAAE;IACvC,IAAI,IAAI,YAAY,8BAAS,EAAE;QAC7B,MAAM,eAAe,GAAG,oBAAQ,CAAC,6BAA6B,CAC5D,IAAI,EACJ,IAAI,CAAC,GAAG,CACT,CAAC;QACF,MAAM,gCAAgC,GAAG,KAAK,EAAU,CAAC;QACzD,MAAM,0BAA0B,GAAG,KAAK,EAA6B,CAAC;QACtE,MAAM,oBAAoB,GAAG,KAAK,EAAuB,CAAC;QAC1D,KAAK,MAAM,KAAK,IAAI,mBAAK,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,IAAI,CAAC,OAAO,EAAE,EAAE;YACjD,IAAI,KAAK,YAAY,8CAAyB,EAAE;gBAC9C,0BAA0B,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;aACxC;iBAAM,IAAI,KAAK,YAAY,wCAAmB,EAAE;gBAC/C,oBAAoB,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;aAClC;SACF;QACD,IAAI,oBAAoB,CAAC,MAAM,KAAK,CAAC,EAAE;YACrC,OAAO,6BAAiB,CAAC,aAAa,CAAC;SACxC;QACD,IAAI,KAAK,GAAG,KAAK,CAAC;QAClB,KAAK,MAAM,KAAK,IAAI,0BAA0B,EAAE;YAC9C,MAAM,mBAAmB,GAAG,iCAAiC,CAC3D,KAAK,EACL,eAAe,CAChB,CAAC;YACF,IAAI,mBAAmB,EAAE;gBACvB,gCAAgC,CAAC,IAAI,CAAC,mBAAmB,CAAC,CAAC;aAC5D;SACF;QACD,KAAK,MAAM,KAAK,IAAI,oBAAoB,EAAE;YACxC,IACE,0BAA0B,CACxB,KAAK,EACL,eAAe,EACf,gCAAgC,CACjC,EACD;gBACA,KAAK,GAAG,IAAI,CAAC;gBACb,MAAM;aACP;SACF;QACD,IAAI,CAAC,KAAK,EAAE;YACV,OAAO,6BAAiB,CAAC,aAAa,CAAC;SACxC;QACD,OAAO,6BAAiB,CAAC,SAAS,CAAC;KACpC;SAAM;QACL,OAAO,6BAAiB,CAAC,cAAc,CAAC;KACzC;AACH,CAAC,EACD,MAAM,EACN,EAAE,KAAK,EAAE,YAAK,CAAC,UAAU,CAAC,CAAC,IAAI,EAAE,CAClC,CAAC;AAEF;;;;;GAKG;AACH,SAAS,iCAAiC,CACxC,IAA+B,EAC/B,eAAuB;IAEvB,MAAM,gBAAgB,GAAG,oBAAQ,CAAC,6BAA6B,CAC7D,IAAI,EACJ,IAAI,CAAC,QAAQ,CACd,CAAC;IACF,IAAI,eAAe,KAAK,gBAAgB,EAAE;QACxC,OAAO,oBAAQ,CAAC,6BAA6B,CAAC,IAAI,EAAE,IAAI,CAAC,GAAG,CAAC,CAAC;KAC/D;IACD,OAAO,EAAE,CAAC;AACZ,CAAC;AAED;;;;;;GAMG;AACH,SAAS,0BAA0B,CACjC,IAAyB,EACzB,eAAuB,EACvB,gCAA0C;IAE1C,MAAM,gBAAgB,GAAG,oBAAQ,CAAC,6BAA6B,CAC7D,IAAI,EACJ,IAAI,CAAC,QAAQ,CACd,CAAC;IACF,IACE,eAAe,KAAK,gBAAgB;QACpC,gCAAgC,CAAC,QAAQ,CAAC,gBAAgB,CAAC,EAC3D;QACA,IACE,mBAAK,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,OAAO,CAAC,IAAI,CAAC,oBAAoB,CAAC,KAAK,SAAS;YAC/D,mBAAK,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,OAAO,CAAC,IAAI,CAAC,iBAAiB,CAAC,KAAK,SAAS,EAC5D;YACA,OAAO,KAAK,CAAC;SACd;QACD,MAAM,aAAa,GAAG,mBAAK,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,OAAO,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;QACjE,IAAI,aAAa,KAAK,SAAS,EAAE;YAC/B,MAAM,sBAAsB,GAAG,mBAAK,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,OAAO,CACnD,aAAa,CAAC,sBAAsB,CACrC,CAAC;YACF,MAAM,kBAAkB,GAAG,mBAAK,CAAC,EAAE,CAAC,IAAI,CAAC,CAAC,OAAO,CAC/C,aAAa,CAAC,kBAAkB,CACjC,CAAC;YACF,IACE,sBAAsB,KAAK,SAAS;gBACpC,kBAAkB,KAAK,SAAS,EAChC;gBACA,OAAO,IAAI,CAAC;aACb;SACF;KACF;IACD,OAAO,KAAK,CAAC;AACf,CAAC","sourcesContent":["/*\nCopyright Amazon.com, Inc. or its affiliates. All Rights Reserved.\nSPDX-License-Identifier: Apache-2.0\n*/\nimport { parse } from 'path';\nimport { CfnResource, Stack } from 'aws-cdk-lib';\nimport {\n  CfnSecret,\n  CfnRotationSchedule,\n  CfnSecretTargetAttachment,\n} from 'aws-cdk-lib/aws-secretsmanager';\nimport { NagRuleCompliance, NagRules } from '../../nag-rules';\n\n/**\n * Secrets have automatic rotation scheduled\n * @param node the CfnResource to check\n */\nexport default Object.defineProperty(\n  (node: CfnResource): NagRuleCompliance => {\n    if (node instanceof CfnSecret) {\n      const secretLogicalId = NagRules.resolveResourceFromInstrinsic(\n        node,\n        node.ref\n      );\n      const secretTargetAttachmentLogicalIds = Array<string>();\n      const cfnSecretTargetAttachments = Array<CfnSecretTargetAttachment>();\n      const cfnRotationSchedules = Array<CfnRotationSchedule>();\n      for (const child of Stack.of(node).node.findAll()) {\n        if (child instanceof CfnSecretTargetAttachment) {\n          cfnSecretTargetAttachments.push(child);\n        } else if (child instanceof CfnRotationSchedule) {\n          cfnRotationSchedules.push(child);\n        }\n      }\n      if (cfnRotationSchedules.length === 0) {\n        return NagRuleCompliance.NON_COMPLIANT;\n      }\n      let found = false;\n      for (const child of cfnSecretTargetAttachments) {\n        const attachmentLogicalId = getMatchingSecretTargetAttachment(\n          child,\n          secretLogicalId\n        );\n        if (attachmentLogicalId) {\n          secretTargetAttachmentLogicalIds.push(attachmentLogicalId);\n        }\n      }\n      for (const child of cfnRotationSchedules) {\n        if (\n          isMatchingRotationSchedule(\n            child,\n            secretLogicalId,\n            secretTargetAttachmentLogicalIds\n          )\n        ) {\n          found = true;\n          break;\n        }\n      }\n      if (!found) {\n        return NagRuleCompliance.NON_COMPLIANT;\n      }\n      return NagRuleCompliance.COMPLIANT;\n    } else {\n      return NagRuleCompliance.NOT_APPLICABLE;\n    }\n  },\n  'name',\n  { value: parse(__filename).name }\n);\n\n/**\n * Helper function to check whether a given Secret Target Attachment is associated with the given secret.\n * @param node The CfnTargetAttachment to check.\n * @param secretLogicalId The Cfn Logical ID of the secret.\n * Returns the Logical ID if the attachment if is associated with the secret, otherwise and empty string.\n */\nfunction getMatchingSecretTargetAttachment(\n  node: CfnSecretTargetAttachment,\n  secretLogicalId: string\n): string {\n  const resourceSecretId = NagRules.resolveResourceFromInstrinsic(\n    node,\n    node.secretId\n  );\n  if (secretLogicalId === resourceSecretId) {\n    return NagRules.resolveResourceFromInstrinsic(node, node.ref);\n  }\n  return '';\n}\n\n/**\n * Helper function to check whether a given Rotation Schedule is associated with the given secret.\n * @param node The CfnRotationSchedule to check.\n * @param secretLogicalId The Cfn Logical ID of the secret.\n * @param secretTargetAttachmentLogicalIds The Cfn Logical IDs of any Secret Target Attachments associated with the given secret.\n * Returns whether the CfnRotationSchedule is associated with the given secret.\n */\nfunction isMatchingRotationSchedule(\n  node: CfnRotationSchedule,\n  secretLogicalId: string,\n  secretTargetAttachmentLogicalIds: string[]\n): boolean {\n  const resourceSecretId = NagRules.resolveResourceFromInstrinsic(\n    node,\n    node.secretId\n  );\n  if (\n    secretLogicalId === resourceSecretId ||\n    secretTargetAttachmentLogicalIds.includes(resourceSecretId)\n  ) {\n    if (\n      Stack.of(node).resolve(node.hostedRotationLambda) === undefined &&\n      Stack.of(node).resolve(node.rotationLambdaArn) === undefined\n    ) {\n      return false;\n    }\n    const rotationRules = Stack.of(node).resolve(node.rotationRules);\n    if (rotationRules !== undefined) {\n      const automaticallyAfterDays = Stack.of(node).resolve(\n        rotationRules.automaticallyAfterDays\n      );\n      const scheduleExpression = Stack.of(node).resolve(\n        rotationRules.scheduleExpression\n      );\n      if (\n        automaticallyAfterDays !== undefined ||\n        scheduleExpression !== undefined\n      ) {\n        return true;\n      }\n    }\n  }\n  return false;\n}\n"]}