node-flyway
Version:
Apply version control to databases from within a Node.js application.
80 lines • 3.55 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.FlywayCliService = void 0;
const promises_1 = require("fs/promises");
const path_1 = require("path");
const flyway_version_1 = require("../../internal/flyway-version");
const utility_1 = require("../../utility/utility");
const md5 = require("md5");
const flyway_cli_1 = require("../flyway-cli");
const glob_1 = require("glob");
class FlywayCliService {
/*
Given a directory path, determine if this is a flyway CLI and the version
*/
static async getFlywayCliDetails(flywayCliDirectory) {
if (!await (0, utility_1.existsAndIsDirectory)(flywayCliDirectory)) {
return undefined;
}
const hash = await this.getFlywayCliHash(flywayCliDirectory);
if (hash == undefined) {
return undefined;
}
try {
return {
version: (0, flyway_version_1.getFlywayCliVersionForHash)(hash),
hash
};
}
catch (err) {
console.log(err);
return undefined;
}
}
/*
Returns an MD5 hash of the Flyway CLI if the provided directory contains a Flyway CLI.
Otherwise, returns undefined.
*/
static async getFlywayCliHash(flywayCliDirectory) {
const paths = await FlywayCliService.getFlywayCommandLineFiles(flywayCliDirectory);
if (paths.length == 0) {
return undefined;
}
if (paths.length > 1) {
throw new Error("Expected single filepath.");
}
const content = await (0, promises_1.readFile)(paths[0]);
if (content == null) {
throw new Error();
}
return md5(content);
}
static async getExecutableFromFlywayCliDirectory(flywayCliDirectory) {
const executableFiles = await (0, utility_1.findAllExecutableFilesInDirectory)(flywayCliDirectory);
if (executableFiles.length == 0) {
throw new Error(`Unable to find an executable Flyway CLI in target directory: ${flywayCliDirectory}`);
}
if (executableFiles.length > 1) {
const executableFilesWithCorrectName = executableFiles.filter(file => file.name.includes("flyway"));
if (executableFilesWithCorrectName.length > 1) {
throw new Error(`Expecting only one executable Flyway CLI to be found. Instead found multiple executable files: ${executableFiles.map(ex => ex.name)}`);
}
else {
(0, path_1.join)(flywayCliDirectory, executableFilesWithCorrectName[0].name);
}
}
return new flyway_cli_1.FlywayExecutable((0, path_1.join)(flywayCliDirectory, executableFiles[0].name));
}
/*
Specifically looks for the command-line JAR files to compute the hash.
This archive file is a good candidate to compute the hash as it is easily accessible, represents the entire library & is unique per Flyway version.
*/
static async getFlywayCommandLineFiles(directory) {
const mappedDirectory = (0, utility_1.getHostOperatingSystem)() == 'windows' ? directory.replaceAll('\\', '/') : directory;
const paths_a = await (0, glob_1.glob)(`${mappedDirectory}/lib/community/flyway-commandline-*.jar`);
const paths_b = await (0, glob_1.glob)(`${mappedDirectory}/lib/flyway-commandline-*.jar`);
return paths_a.concat(paths_b);
}
}
exports.FlywayCliService = FlywayCliService;
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