@aws-cdk/cloudformation-diff
Version:
Utilities to diff CDK stacks against CloudFormation templates
99 lines • 16.8 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.SecurityGroupChanges = void 0;
const chalk = require("chalk");
const security_group_rule_1 = require("./security-group-rule");
const diffable_1 = require("../diffable");
const render_intrinsics_1 = require("../render-intrinsics");
const util_1 = require("../util");
/**
* Changes to IAM statements
*/
class SecurityGroupChanges {
constructor(props) {
this.ingress = new diffable_1.DiffableCollection();
this.egress = new diffable_1.DiffableCollection();
// Group rules
for (const ingressProp of props.ingressRulePropertyChanges) {
this.ingress.addOld(...this.readInlineRules(ingressProp.oldValue, ingressProp.resourceLogicalId));
this.ingress.addNew(...this.readInlineRules(ingressProp.newValue, ingressProp.resourceLogicalId));
}
for (const egressProp of props.egressRulePropertyChanges) {
this.egress.addOld(...this.readInlineRules(egressProp.oldValue, egressProp.resourceLogicalId));
this.egress.addNew(...this.readInlineRules(egressProp.newValue, egressProp.resourceLogicalId));
}
// Rule resources
for (const ingressRes of props.ingressRuleResourceChanges) {
this.ingress.addOld(...this.readRuleResource(ingressRes.oldProperties));
this.ingress.addNew(...this.readRuleResource(ingressRes.newProperties));
}
for (const egressRes of props.egressRuleResourceChanges) {
this.egress.addOld(...this.readRuleResource(egressRes.oldProperties));
this.egress.addNew(...this.readRuleResource(egressRes.newProperties));
}
this.ingress.calculateDiff();
this.egress.calculateDiff();
}
get hasChanges() {
return this.ingress.hasChanges || this.egress.hasChanges;
}
/**
* Return a summary table of changes
*/
summarize() {
const ret = [];
const header = ['', 'Group', 'Dir', 'Protocol', 'Peer'];
const inWord = 'In';
const outWord = 'Out';
// Render a single rule to the table (curried function so we can map it across rules easily--thank you JavaScript!)
const renderRule = (plusMin, inOut) => (rule) => [
plusMin,
rule.groupId,
inOut,
rule.describeProtocol(),
rule.describePeer(),
].map(s => plusMin === '+' ? chalk.green(s) : chalk.red(s));
// First generate all lines, sort later
ret.push(...this.ingress.additions.map(renderRule('+', inWord)));
ret.push(...this.egress.additions.map(renderRule('+', outWord)));
ret.push(...this.ingress.removals.map(renderRule('-', inWord)));
ret.push(...this.egress.removals.map(renderRule('-', outWord)));
// Sort by group name then ingress/egress (ingress first)
ret.sort((0, util_1.makeComparator)((row) => [row[1], row[2].indexOf(inWord) > -1 ? 0 : 1]));
ret.splice(0, 0, header);
return ret;
}
toJson() {
return (0, util_1.deepRemoveUndefined)({
ingressRuleAdditions: (0, util_1.dropIfEmpty)(this.ingress.additions.map(s => s.toJson())),
ingressRuleRemovals: (0, util_1.dropIfEmpty)(this.ingress.removals.map(s => s.toJson())),
egressRuleAdditions: (0, util_1.dropIfEmpty)(this.egress.additions.map(s => s.toJson())),
egressRuleRemovals: (0, util_1.dropIfEmpty)(this.egress.removals.map(s => s.toJson())),
});
}
get rulesAdded() {
return this.ingress.hasAdditions
|| this.egress.hasAdditions;
}
readInlineRules(rules, logicalId) {
if (!rules || !Array.isArray(rules)) {
return [];
}
// UnCloudFormation so the parser works in an easier domain
const ref = '${' + logicalId + '.GroupId}';
return rules.flatMap((r) => {
const rendered = (0, render_intrinsics_1.renderIntrinsics)(r);
// SecurityGroupRule is not robust against unparsed objects
return typeof rendered === 'object' ? [new security_group_rule_1.SecurityGroupRule(rendered, ref)] : [];
});
}
readRuleResource(resource) {
if (!resource) {
return [];
}
// UnCloudFormation so the parser works in an easier domain
return [new security_group_rule_1.SecurityGroupRule((0, render_intrinsics_1.renderIntrinsics)(resource))];
}
}
exports.SecurityGroupChanges = SecurityGroupChanges;
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* as chalk from 'chalk';\nimport type { RuleJson } from './security-group-rule';\nimport { SecurityGroupRule } from './security-group-rule';\nimport type { PropertyChange, ResourceChange } from '../diff/types';\nimport { DiffableCollection } from '../diffable';\nimport { renderIntrinsics } from '../render-intrinsics';\nimport { deepRemoveUndefined, dropIfEmpty, makeComparator } from '../util';\n\nexport interface SecurityGroupChangesProps {\n  ingressRulePropertyChanges: PropertyChange[];\n  ingressRuleResourceChanges: ResourceChange[];\n  egressRuleResourceChanges: ResourceChange[];\n  egressRulePropertyChanges: PropertyChange[];\n}\n\n/**\n * Changes to IAM statements\n */\nexport class SecurityGroupChanges {\n  public readonly ingress = new DiffableCollection<SecurityGroupRule>();\n  public readonly egress = new DiffableCollection<SecurityGroupRule>();\n\n  constructor(props: SecurityGroupChangesProps) {\n    // Group rules\n    for (const ingressProp of props.ingressRulePropertyChanges) {\n      this.ingress.addOld(...this.readInlineRules(ingressProp.oldValue, ingressProp.resourceLogicalId));\n      this.ingress.addNew(...this.readInlineRules(ingressProp.newValue, ingressProp.resourceLogicalId));\n    }\n    for (const egressProp of props.egressRulePropertyChanges) {\n      this.egress.addOld(...this.readInlineRules(egressProp.oldValue, egressProp.resourceLogicalId));\n      this.egress.addNew(...this.readInlineRules(egressProp.newValue, egressProp.resourceLogicalId));\n    }\n\n    // Rule resources\n    for (const ingressRes of props.ingressRuleResourceChanges) {\n      this.ingress.addOld(...this.readRuleResource(ingressRes.oldProperties));\n      this.ingress.addNew(...this.readRuleResource(ingressRes.newProperties));\n    }\n    for (const egressRes of props.egressRuleResourceChanges) {\n      this.egress.addOld(...this.readRuleResource(egressRes.oldProperties));\n      this.egress.addNew(...this.readRuleResource(egressRes.newProperties));\n    }\n\n    this.ingress.calculateDiff();\n    this.egress.calculateDiff();\n  }\n\n  public get hasChanges() {\n    return this.ingress.hasChanges || this.egress.hasChanges;\n  }\n\n  /**\n   * Return a summary table of changes\n   */\n  public summarize(): string[][] {\n    const ret: string[][] = [];\n\n    const header = ['', 'Group', 'Dir', 'Protocol', 'Peer'];\n\n    const inWord = 'In';\n    const outWord = 'Out';\n\n    // Render a single rule to the table (curried function so we can map it across rules easily--thank you JavaScript!)\n    const renderRule = (plusMin: string, inOut: string) => (rule: SecurityGroupRule) => [\n      plusMin,\n      rule.groupId,\n      inOut,\n      rule.describeProtocol(),\n      rule.describePeer(),\n    ].map(s => plusMin === '+' ? chalk.green(s) : chalk.red(s));\n\n    // First generate all lines, sort later\n    ret.push(...this.ingress.additions.map(renderRule('+', inWord)));\n    ret.push(...this.egress.additions.map(renderRule('+', outWord)));\n    ret.push(...this.ingress.removals.map(renderRule('-', inWord)));\n    ret.push(...this.egress.removals.map(renderRule('-', outWord)));\n\n    // Sort by group name then ingress/egress (ingress first)\n    ret.sort(makeComparator((row: string[]) => [row[1], row[2].indexOf(inWord) > -1 ? 0 : 1]));\n\n    ret.splice(0, 0, header);\n\n    return ret;\n  }\n\n  public toJson(): SecurityGroupChangesJson {\n    return deepRemoveUndefined({\n      ingressRuleAdditions: dropIfEmpty(this.ingress.additions.map(s => s.toJson())),\n      ingressRuleRemovals: dropIfEmpty(this.ingress.removals.map(s => s.toJson())),\n      egressRuleAdditions: dropIfEmpty(this.egress.additions.map(s => s.toJson())),\n      egressRuleRemovals: dropIfEmpty(this.egress.removals.map(s => s.toJson())),\n    });\n  }\n\n  public get rulesAdded(): boolean {\n    return this.ingress.hasAdditions\n        || this.egress.hasAdditions;\n  }\n\n  private readInlineRules(rules: any, logicalId: string): SecurityGroupRule[] {\n    if (!rules || !Array.isArray(rules)) {\n      return [];\n    }\n\n    // UnCloudFormation so the parser works in an easier domain\n\n    const ref = '${' + logicalId + '.GroupId}';\n    return rules.flatMap((r: any) => {\n      const rendered = renderIntrinsics(r);\n      // SecurityGroupRule is not robust against unparsed objects\n      return typeof rendered === 'object' ? [new SecurityGroupRule(rendered, ref)] : [];\n    });\n  }\n\n  private readRuleResource(resource: any): SecurityGroupRule[] {\n    if (!resource) {\n      return [];\n    }\n\n    // UnCloudFormation so the parser works in an easier domain\n\n    return [new SecurityGroupRule(renderIntrinsics(resource))];\n  }\n}\n\nexport interface SecurityGroupChangesJson {\n  ingressRuleAdditions?: RuleJson[];\n  ingressRuleRemovals?: RuleJson[];\n  egressRuleAdditions?: RuleJson[];\n  egressRuleRemovals?: RuleJson[];\n}\n"]}