aws-cdk
Version:
CDK Toolkit, the command line tool for CDK apps
50 lines • 7.08 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.AmiContextProviderPlugin = void 0;
const sdk_provider_1 = require("../api/aws-auth/sdk-provider");
const logging_1 = require("../logging");
const error_1 = require("../toolkit/error");
/**
* Plugin to search AMIs for the current account
*/
class AmiContextProviderPlugin {
constructor(aws) {
this.aws = aws;
}
async getValue(args) {
const region = args.region;
const account = args.account;
// Normally we'd do this only as 'debug', but searching AMIs typically takes dozens
// of seconds, so be little more verbose about it so users know what is going on.
(0, logging_1.info)(`Searching for AMI in ${account}:${region}`);
(0, logging_1.debug)(`AMI search parameters: ${JSON.stringify(args)}`);
const ec2 = (await (0, sdk_provider_1.initContextProviderSdk)(this.aws, args)).ec2();
const response = await ec2.describeImages({
Owners: args.owners,
Filters: Object.entries(args.filters).map(([key, values]) => ({
Name: key,
Values: values,
})),
});
const images = [...(response.Images || [])].filter((i) => i.ImageId !== undefined);
if (images.length === 0) {
throw new error_1.ContextProviderError('No AMI found that matched the search criteria');
}
// Return the most recent one
// Note: Date.parse() is not going to respect the timezone of the string,
// but since we only care about the relative values that is okay.
images.sort(descending((i) => Date.parse(i.CreationDate || '1970')));
(0, logging_1.debug)(`Selected image '${images[0].ImageId}' created at '${images[0].CreationDate}'`);
return images[0].ImageId;
}
}
exports.AmiContextProviderPlugin = AmiContextProviderPlugin;
/**
* Make a comparator that sorts in descending order given a sort key extractor
*/
function descending(valueOf) {
return (a, b) => {
return valueOf(b) - valueOf(a);
};
}
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