@aws-cdk/aws-redshift-alpha
Version:
The CDK Construct Library for AWS::Redshift
116 lines • 14.1 kB
JavaScript
;
var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
var _, done = false;
for (var i = decorators.length - 1; i >= 0; i--) {
var context = {};
for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
for (var p in contextIn.access) context.access[p] = contextIn.access[p];
context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
if (kind === "accessor") {
if (result === void 0) continue;
if (result === null || typeof result !== "object") throw new TypeError("Object expected");
if (_ = accept(result.get)) descriptor.get = _;
if (_ = accept(result.set)) descriptor.set = _;
if (_ = accept(result.init)) initializers.unshift(_);
}
else if (_ = accept(result)) {
if (kind === "field") initializers.unshift(_);
else descriptor[key] = _;
}
}
if (target) Object.defineProperty(target, contextIn.name, descriptor);
done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
var useValue = arguments.length > 2;
for (var i = 0; i < initializers.length; i++) {
value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
}
return useValue ? value : void 0;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.UserTablePrivileges = void 0;
const helpers_internal_1 = require("aws-cdk-lib/core/lib/helpers-internal");
const constructs_1 = require("constructs");
const table_1 = require("../table");
const database_query_1 = require("./database-query");
const handler_name_1 = require("./database-query-provider/handler-name");
/**
* Privileges granted to a Redshift user on Redshift tables.
*
* This construct is located in the `private` directory to ensure that it is not exported for direct public use. This
* means that user privileges must be managed through the `Table.grant` method or the `User.addTablePrivileges`
* method. Thus, each `User` will have at most one `UserTablePrivileges` construct to manage its privileges. For details
* on why this is a Good Thing, see the README, under "Granting Privileges".
*/
let UserTablePrivileges = (() => {
let _classDecorators = [helpers_internal_1.noBoxStackTraces];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = constructs_1.Construct;
var UserTablePrivileges = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
UserTablePrivileges = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
privileges;
constructor(scope, id, props) {
super(scope, id);
this.privileges = helpers_internal_1.Box.fromArray(props.privileges ?? [], { omitEmpty: false });
new database_query_1.DatabaseQuery(this, 'Resource', {
...props,
handler: handler_name_1.HandlerName.UserTablePrivileges,
properties: {
username: props.user.username,
tablePrivileges: this.privileges.derive(privs => Object.entries(groupPrivilegesByTable(privs))
.map(([tableId, tablePrivileges]) => ({
tableId,
// The first element always exists since the groupBy element is at least a singleton.
tableName: tablePrivileges[0].table.tableName,
actions: unifyTableActions(tablePrivileges).map(action => table_1.TableAction[action]),
}))),
},
});
}
/**
* Grant this user additional privileges.
*/
addPrivileges(table, ...actions) {
this.privileges.push({ table, actions });
}
};
return UserTablePrivileges = _classThis;
})();
exports.UserTablePrivileges = UserTablePrivileges;
const unifyTableActions = (tablePrivileges) => {
const set = new Set(tablePrivileges.flatMap(x => x.actions));
if (set.has(table_1.TableAction.ALL)) {
return [table_1.TableAction.ALL];
}
if (set.has(table_1.TableAction.UPDATE) || set.has(table_1.TableAction.DELETE)) {
set.add(table_1.TableAction.SELECT);
}
return [...set];
};
const groupPrivilegesByTable = (privileges) => {
return privileges.reduce((grouped, privilege) => {
const { table } = privilege;
const tableId = table.node.id;
const tablePrivileges = grouped[tableId] ?? [];
return {
...grouped,
[tableId]: [...tablePrivileges, privilege],
};
}, {});
};
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This\n * means that user privileges must be managed through the `Table.grant` method or the `User.addTablePrivileges`\n * method. Thus, each `User` will have at most one `UserTablePrivileges` construct to manage its privileges. For details\n * on why this is a Good Thing, see the README, under \"Granting Privileges\".\n */\n@noBoxStackTraces\nexport class UserTablePrivileges extends Construct {\n  private privileges: IArrayBox<TablePrivilege>;\n\n  constructor(scope: Construct, id: string, props: UserTablePrivilegesProps) {\n    super(scope, id);\n\n    this.privileges = Box.fromArray(props.privileges ?? [], { omitEmpty: false });\n\n    new DatabaseQuery<UserTablePrivilegesHandlerProps>(this, 'Resource', {\n      ...props,\n      handler: HandlerName.UserTablePrivileges,\n      properties: {\n        username: props.user.username,\n        tablePrivileges: this.privileges.derive(privs =>\n          Object.entries(groupPrivilegesByTable(privs))\n            .map(([tableId, tablePrivileges]) => ({\n              tableId,\n              // The first element always exists since the groupBy element is at least a singleton.\n              tableName: tablePrivileges[0]!.table.tableName,\n              actions: unifyTableActions(tablePrivileges).map(action => TableAction[action]),\n            })),\n        ) as any,\n      },\n    });\n  }\n\n  /**\n   * Grant this user additional privileges.\n   */\n  addPrivileges(table: ITable, ...actions: TableAction[]): void {\n    this.privileges.push({ table, actions });\n  }\n}\n\nconst unifyTableActions = (tablePrivileges: TablePrivilege[]): TableAction[] => {\n  const set = new Set<TableAction>(tablePrivileges.flatMap(x => x.actions));\n\n  if (set.has(TableAction.ALL)) {\n    return [TableAction.ALL];\n  }\n\n  if (set.has(TableAction.UPDATE) || set.has(TableAction.DELETE)) {\n    set.add(TableAction.SELECT);\n  }\n\n  return [...set];\n};\n\nconst groupPrivilegesByTable = (privileges: readonly TablePrivilege[]): Record<string, TablePrivilege[]> => {\n  return privileges.reduce((grouped, privilege) => {\n    const { table } = privilege;\n    const tableId = table.node.id;\n    const tablePrivileges = grouped[tableId] ?? [];\n    return {\n      ...grouped,\n      [tableId]: [...tablePrivileges, privilege],\n    };\n  }, {} as Record<string, TablePrivilege[]>);\n};\n"]}