postgraphile
Version:
A GraphQL schema created by reflection over a PostgreSQL schema 🐘 (previously known as PostGraphQL)
574 lines (573 loc) • 60.7 kB
JavaScript
#!/usr/bin/env node
"use strict";
// tslint:disable no-console
Object.defineProperty(exports, "__esModule", { value: true });
/*
* IMPORTANT: the './postgraphilerc' import MUST come first!
*
* Reason: enables user to apply modifications to their Node.js environment
* (e.g. sourcing modules that affect global state, like dotenv) before any of
* our other require()s occur.
*/
const postgraphilerc_1 = require("./postgraphilerc");
const os = require("os");
const http_1 = require("http");
const chalk_1 = require("chalk");
const program = require("commander");
const pg_connection_string_1 = require("pg-connection-string");
const postgraphile_1 = require("./postgraphile");
const plugins_1 = require("../plugins");
const pg_1 = require("pg");
const cluster = require("cluster");
const pluginHook_1 = require("./pluginHook");
const debugFactory = require("debug");
// @ts-ignore Allow importing JSON
const manifest = require("../../package.json");
// @ts-ignore Allow importing JSON
const sponsors = require("../../sponsors.json");
const subscriptions_1 = require("./http/subscriptions");
const fs_1 = require("fs");
const tagsFile = process.cwd() + '/postgraphile.tags.json5';
/*
* Watch mode on the tags file is non-trivial, so only load the plugin if the
* file exists when PostGraphile starts.
*/
const smartTagsPlugin = fs_1.existsSync(tagsFile) ? plugins_1.makePgSmartTagsFromFilePlugin() : null;
const isDev = process.env.POSTGRAPHILE_ENV === 'development';
function isString(str) {
return typeof str === 'string';
}
const sponsor = sponsors[Math.floor(sponsors.length * Math.random())];
const debugCli = debugFactory('postgraphile:cli');
// TODO: Demo Postgres database
const DEMO_PG_URL = null;
function extractPlugins(rawArgv) {
let argv;
let pluginStrings = [];
if (rawArgv[2] === '--plugins') {
pluginStrings = rawArgv[3].split(',');
argv = [...rawArgv.slice(0, 2), ...rawArgv.slice(4)];
}
else {
pluginStrings = (postgraphilerc_1.default && postgraphilerc_1.default['options'] && postgraphilerc_1.default['options']['plugins']) || [];
argv = rawArgv;
}
const plugins = pluginStrings.map((pluginString) => {
debugCli('Loading plugin %s', pluginString);
const rawPlugin = require(pluginString); // tslint:disable-lin no-var-requires
if (rawPlugin['default'] && typeof rawPlugin['default'] === 'object') {
return rawPlugin['default'];
}
else {
return rawPlugin;
}
});
return { argv, plugins };
}
const { argv: argvSansPlugins, plugins: extractedPlugins } = extractPlugins(process.argv);
const pluginHook = pluginHook_1.makePluginHook(extractedPlugins);
program.version(manifest.version).usage('[options...]').description(manifest.description);
function addFlag(optionString, description, parse) {
program.option(optionString, description, parse);
return addFlag;
}
// Standard options
program
.option('--plugins <string>', 'a list of PostGraphile server plugins (not Graphile Engine schema plugins) to load; if present, must be the _first_ option')
.option('-c, --connection <string>', "the PostgreSQL database name or connection string. If omitted, inferred from environmental variables (see https://www.postgresql.org/docs/current/static/libpq-envars.html). Examples: 'db', 'postgres:///db', 'postgres://user:password@domain:port/db?ssl=true'")
.option('-C, --owner-connection <string>', 'as `--connection`, but for a privileged user (e.g. for setting up watch fixtures, logical decoding, etc); defaults to the value from `--connection`')
.option('-s, --schema <string>', 'a Postgres schema to be introspected. Use commas to define multiple schemas', (option) => option.split(','))
.option('-S, --subscriptions', 'Enable GraphQL support for subscriptions (you still need a subscriptions plugin currently)')
.option('--websockets <string>', "Choose which websocket transport libraries to use. Use commas to define multiple. Defaults to 'v0,v1' if `--subscriptions` or `--live` were passed, '[]' otherwise", (option) => option.split(','))
.option('--websocket-operations <operations>', "Toggle which GraphQL websocket transport operations are supported: 'subscriptions' or 'all'. Defaults to 'subscriptions'")
.option('-L, --live', '[EXPERIMENTAL] Enables live-query support via GraphQL subscriptions (sends updated payload any time nested collections/records change). Implies --subscriptions')
.option('-w, --watch', 'automatically updates your GraphQL schema when your database schema changes (NOTE: requires DB superuser to install `postgraphile_watch` schema)')
.option('-n, --host <string>', 'the hostname to be used. Defaults to `localhost`')
.option('-p, --port <number>', 'the port to be used. Defaults to 5000', parseFloat)
.option('-m, --max-pool-size <number>', 'the maximum number of clients to keep in the Postgres pool. defaults to 10', parseFloat)
.option('-r, --default-role <string>', 'the default Postgres role to use when a request is made. supercedes the role used to connect to the database')
.option('--retry-on-init-fail', 'if an error occurs building the initial schema, this flag will cause PostGraphile to keep trying to build the schema with exponential backoff rather than exiting');
pluginHook('cli:flags:add:standard', addFlag);
// Schema configuration
program
.option('-j, --dynamic-json', '[RECOMMENDED] enable dynamic JSON in GraphQL inputs and outputs. PostGraphile uses stringified JSON by default')
.option('-N, --no-setof-functions-contain-nulls', '[RECOMMENDED] if none of your `RETURNS SETOF compound_type` functions mix NULLs with the results then you may enable this to reduce the nullables in the GraphQL schema')
.option('-a, --classic-ids', 'use classic global id field name. required to support Relay 1')
.option('-M, --disable-default-mutations', 'disable default mutations, mutation will only be possible through Postgres functions')
.option('--simple-collections <omit|both|only>', '"omit" (default) - relay connections only, "only" - simple collections only (no Relay connections), "both" - both')
.option('--no-ignore-rbac', '[RECOMMENDED] set this to exclude fields, queries and mutations that are not available to any possible user (determined from the user in connection string and any role they can become); this will be enabled by default in v5')
.option('--no-ignore-indexes', '[RECOMMENDED] set this to exclude filters, orderBy, and relations that would be expensive to access due to missing indexes')
.option('--include-extension-resources', 'by default, tables and functions that come from extensions are excluded; use this flag to include them (not recommended)')
.option('--use-partitioned-parent', 'by default, partitioned table partitions are exposed and their parents are hidden; use this flag to hide partitions and expose their parents');
pluginHook('cli:flags:add:schema', addFlag);
// Error enhancements
program
.option('--show-error-stack [json|string]', 'show JavaScript error stacks in the GraphQL result errors (recommended in development)')
.option('--extended-errors <string>', "a comma separated list of extended Postgres error fields to display in the GraphQL result. Recommended in development: 'hint,detail,errcode'. Default: none", (option) => option.split(',').filter(_ => _));
pluginHook('cli:flags:add:errorHandling', addFlag);
// Plugin-related options
program
.option('--append-plugins <string>', 'a comma-separated list of plugins to append to the list of Graphile Engine schema plugins')
.option('--prepend-plugins <string>', 'a comma-separated list of plugins to prepend to the list of Graphile Engine schema plugins')
.option('--skip-plugins <string>', 'a comma-separated list of Graphile Engine schema plugins to skip');
pluginHook('cli:flags:add:plugins', addFlag);
// Things that relate to -X
program
.option('--read-cache <path>', '[experimental] reads cached values from local cache file to improve startup time (you may want to do this in production)')
.option('--write-cache <path>', '[experimental] writes computed values to local cache file so startup can be faster (do this during the build phase)')
.option('--export-schema-json <path>', 'enables exporting the detected schema, in JSON format, to the given location. The directories must exist already, if the file exists it will be overwritten.')
.option('--export-schema-graphql <path>', 'enables exporting the detected schema, in GraphQL schema format, to the given location. The directories must exist already, if the file exists it will be overwritten.')
.option('--sort-export', 'lexicographically (alphabetically) sort exported schema for more stable diffing.')
.option('-X, --no-server', '[experimental] for when you just want to use --write-cache or --export-schema-* and not actually run a server (e.g. CI)');
pluginHook('cli:flags:add:noServer', addFlag);
// Webserver configuration
program
.option('-q, --graphql <path>', 'the route to mount the GraphQL server on. defaults to `/graphql`')
.option('-i, --graphiql <path>', 'the route to mount the GraphiQL interface on. defaults to `/graphiql`')
.option('--enhance-graphiql', '[DEVELOPMENT] opt in to additional GraphiQL functionality (this may change over time - only intended for use in development; automatically enables with `subscriptions` and `live`)')
.option('-b, --disable-graphiql', 'disables the GraphiQL interface. overrides the GraphiQL route option')
.option('-o, --cors', 'enable generous CORS settings; disabled by default, if possible use a proxy instead')
.option('-l, --body-size-limit <string>', "set the maximum size of the HTTP request body that can be parsed (default 100kB). The size can be given as a human-readable string, such as '200kB' or '5MB' (case insensitive).")
.option('--timeout <number>', 'set the timeout value in milliseconds for sockets', parseFloat)
.option('--cluster-workers <count>', '[experimental] spawn <count> workers to increase throughput', parseFloat)
.option('--enable-query-batching', '[experimental] enable the server to process multiple GraphQL queries in one request')
.option('--disable-query-log', 'disable logging queries to console (recommended in production)')
.option('--allow-explain', '[EXPERIMENTAL] allows users to use the Explain button in GraphiQL to view the plan for the SQL that is executed (DO NOT USE IN PRODUCTION)');
pluginHook('cli:flags:add:webserver', addFlag);
// JWT-related options
program
.option('-e, --jwt-secret <string>', 'the secret to be used when creating and verifying JWTs. if none is provided auth will be disabled')
.option('--jwt-verify-algorithms <string>', 'a comma separated list of the names of the allowed jwt token algorithms', (option) => option.split(','))
.option('-A, --jwt-verify-audience <string>', "a comma separated list of JWT audiences that will be accepted; defaults to 'postgraphile'. To disable audience verification, set to ''.", (option) => option.split(',').filter(_ => _))
.option('--jwt-verify-clock-tolerance <number>', 'number of seconds to tolerate when checking the nbf and exp claims, to deal with small clock differences among different servers', parseFloat)
.option('--jwt-verify-id <string>', 'the name of the allowed jwt token id')
.option('--jwt-verify-ignore-expiration', 'if `true` do not validate the expiration of the token defaults to `false`')
.option('--jwt-verify-ignore-not-before', 'if `true` do not validate the notBefore of the token defaults to `false`')
.option('--jwt-verify-issuer <string>', 'a comma separated list of the names of the allowed jwt token issuer', (option) => option.split(','))
.option('--jwt-verify-subject <string>', 'the name of the allowed jwt token subject')
.option('--jwt-role <string>', 'a comma seperated list of strings that create a path in the jwt from which to extract the postgres role. if none is provided it will use the key `role` on the root of the jwt.', (option) => option.split(','))
.option('-t, --jwt-token-identifier <identifier>', 'the Postgres identifier for a composite type that will be used to create JWT tokens');
pluginHook('cli:flags:add:jwt', addFlag);
// Any other options
pluginHook('cli:flags:add', addFlag);
// Deprecated
program
.option('--token <identifier>', '[DEPRECATED] Use --jwt-token-identifier instead. This option will be removed in v5.')
.option('--secret <string>', '[DEPRECATED] Use --jwt-secret instead. This option will be removed in v5.')
.option('--jwt-audiences <string>', '[DEPRECATED] Use --jwt-verify-audience instead. This option will be removed in v5.', (option) => option.split(','))
.option('--legacy-functions-only', '[DEPRECATED] PostGraphile 4.1.0 introduced support for PostgreSQL functions than declare parameters with IN/OUT/INOUT or declare RETURNS TABLE(...); enable this flag to ignore these types of functions. This option will be removed in v5.');
pluginHook('cli:flags:add:deprecated', addFlag);
// Awkward application workarounds / legacy support
program
.option('--legacy-relations <omit|deprecated|only>', "some one-to-one relations were previously detected as one-to-many - should we export 'only' the old relation shapes, both new and old but mark the old ones as 'deprecated', or 'omit' the old relation shapes entirely")
.option('--legacy-json-uuid', `ONLY use this option if you require the v3 typenames 'Json' and 'Uuid' over 'JSON' and 'UUID'`);
pluginHook('cli:flags:add:workarounds', addFlag);
program.on('--help', () => {
console.log(`
Get started:
$ postgraphile
$ postgraphile -c postgres://localhost/my_db
$ postgraphile --connection postgres://user:pass@localhost/my_db --schema my_schema --watch --dynamic-json
`);
process.exit(0);
});
program.parse(argvSansPlugins);
function exitWithErrorMessage(message) {
console.error(message);
console.error();
console.error('For help, run `postgraphile --help`');
process.exit(1);
}
if (program.args.length) {
exitWithErrorMessage(`ERROR: some of the parameters you passed could not be processed: '${program.args.join("', '")}'`);
}
if (program['plugins']) {
exitWithErrorMessage(`--plugins must be the first argument to postgraphile if specified`);
}
// Kill server on exit.
process.on('SIGINT', () => {
process.exit(1);
});
// For `--no-*` options, `program` automatically contains the default,
// overriding our options. We typically want the CLI to "win", but not
// with defaults! So this code extracts those `--no-*` values and
// re-overwrites the values if necessary.
const configOptions = postgraphilerc_1.default['options'] || {};
const overridesFromOptions = {};
['ignoreIndexes', 'ignoreRbac', 'setofFunctionsContainNulls'].forEach(option => {
if (option in configOptions) {
overridesFromOptions[option] = configOptions[option];
}
});
// Destruct our configuration file and command line arguments, use defaults, and rename options to
// something appropriate for JavaScript.
const { demo: isDemo = false, connection: pgConnectionString, ownerConnection, subscriptions, live, websockets = subscriptions || live ? ['v0', 'v1'] : [], websocketOperations = 'subscriptions', watch: watchPg, schema: dbSchema, host: hostname = 'localhost', port = 5000, timeout: serverTimeout, maxPoolSize, defaultRole: pgDefaultRole, retryOnInitFail, graphql: graphqlRoute = '/graphql', graphiql: graphiqlRoute = '/graphiql', enhanceGraphiql = false, disableGraphiql = false, secret: deprecatedJwtSecret, jwtSecret, jwtPublicKey, jwtAudiences, jwtVerifyAlgorithms, jwtVerifyAudience, jwtVerifyClockTolerance, jwtVerifyId, jwtVerifyIgnoreExpiration, jwtVerifyIgnoreNotBefore, jwtVerifyIssuer, jwtVerifySubject, jwtSignOptions = {}, jwtVerifyOptions: rawJwtVerifyOptions, jwtRole = ['role'], token: deprecatedJwtPgTypeIdentifier, jwtTokenIdentifier: jwtPgTypeIdentifier, cors: enableCors = false, classicIds = false, dynamicJson = false, disableDefaultMutations = false, ignoreRbac = true, includeExtensionResources = false, exportSchemaJson: exportJsonSchemaPath, exportSchemaGraphql: exportGqlSchemaPath, sortExport = false, showErrorStack: rawShowErrorStack, extendedErrors = [], bodySizeLimit, appendPlugins: appendPluginNames, prependPlugins: prependPluginNames,
// replaceAllPlugins is NOT exposed via the CLI
skipPlugins: skipPluginNames, readCache, writeCache, legacyRelations: rawLegacyRelations = 'deprecated', server: yesServer, clusterWorkers, enableQueryBatching, setofFunctionsContainNulls = true, legacyJsonUuid, disableQueryLog, allowExplain, simpleCollections, legacyFunctionsOnly, ignoreIndexes, usePartitionedParent = false, } = { ...postgraphilerc_1.default['options'], ...program, ...overridesFromOptions };
const showErrorStack = (val => {
switch (val) {
case 'string':
case true:
return true;
case null:
case undefined:
return undefined;
case 'json':
return 'json';
default: {
exitWithErrorMessage(`Invalid argument for '--show-error-stack' - expected no argument, or 'string' or 'json'`);
}
}
})(rawShowErrorStack);
if (allowExplain && !disableGraphiql && !enhanceGraphiql) {
exitWithErrorMessage('`--allow-explain` requires `--enhance-graphiql` or `--disable-graphiql`');
}
let legacyRelations;
if (!['omit', 'only', 'deprecated'].includes(rawLegacyRelations)) {
exitWithErrorMessage(`Invalid argument to '--legacy-relations' - expected on of 'omit', 'deprecated', 'only'; but received '${rawLegacyRelations}'`);
}
else {
legacyRelations = rawLegacyRelations;
}
// Validate websockets argument
if (
// must be array
!Array.isArray(websockets) ||
// empty array = 'none'
(websockets.length &&
// array can only hold the versions
websockets.some(ver => !['v0', 'v1'].includes(ver)))) {
exitWithErrorMessage(`Invalid argument to '--websockets' - expected 'v0' and/or 'v1' (separated by comma); but received '${websockets}'`);
}
if (websocketOperations !== 'subscriptions' && websocketOperations !== 'all') {
exitWithErrorMessage(`Invalid argument to '--websocket-operations' - expected 'subscriptions' or 'all' but received '${websocketOperations}'`);
}
const noServer = !yesServer;
// Add custom logic for getting the schemas from our CLI. If we are in demo
// mode, we want to use the `forum_example` schema. Otherwise the `public`
// schema is what we want.
const schemas = dbSchema || (isDemo ? ['forum_example'] : ['public']);
const ownerConnectionString = ownerConnection || pgConnectionString || process.env.DATABASE_URL;
// Work around type mismatches between parsePgConnectionString and PoolConfig
const coerce = (o) => {
const port = typeof o.port === 'number'
? o.port
: typeof o.port === 'string'
? parseInt(o.port, 10)
: undefined;
return {
...o,
application_name: o['application_name'] || undefined,
ssl: o.ssl == null
? undefined
: o.ssl.rejectUnauthorized == null
? !!o.ssl
: o.ssl,
user: typeof o.user === 'string' ? o.user : undefined,
database: typeof o.database === 'string' ? o.database : undefined,
password: typeof o.password === 'string' ? o.password : undefined,
port: Number.isFinite(port) ? port : undefined,
host: typeof o.host === 'string' ? o.host : undefined,
};
};
// Create our Postgres config.
const pgConfig = {
// If we have a Postgres connection string, parse it and use that as our
// config. If we don’t have a connection string use some environment
// variables or final defaults. Other environment variables should be
// detected and used by `pg`.
...(pgConnectionString || process.env.DATABASE_URL || isDemo
? coerce(pg_connection_string_1.parse(pgConnectionString || process.env.DATABASE_URL || DEMO_PG_URL))
: {
host: process.env.PGHOST || process.env.PGHOSTADDR || 'localhost',
port: (process.env.PGPORT ? parseInt(process.env.PGPORT, 10) : null) || 5432,
database: process.env.PGDATABASE,
user: process.env.PGUSER,
password: process.env.PGPASSWORD,
}),
// Add the max pool size to our config.
max: maxPoolSize,
};
const loadPlugins = (rawNames) => {
if (!rawNames) {
return undefined;
}
const names = Array.isArray(rawNames) ? rawNames : String(rawNames).split(',');
return names.map(rawName => {
if (typeof rawName === 'function') {
return rawName;
}
const name = String(rawName);
const parts = name.split(':');
if (process.platform === 'win32' &&
parts[0].length === 1 &&
/^[a-z]$/i.test(parts[0]) &&
['\\', '/'].includes(name[2])) {
// Assume this is a windows path `C:/path/to/module.js` or `C:\path\to\module.js`
const driveLetter = parts.shift();
// Add the drive part back onto the path
parts[0] = `${driveLetter}:${parts[0]}`;
}
let root;
try {
root = require(String(parts.shift()));
}
catch (e) {
// tslint:disable-next-line no-console
console.error(`Failed to load plugin '${name}'`);
throw e;
}
let plugin = root;
let part;
while ((part = parts.shift())) {
plugin = plugin[part];
if (plugin == null) {
throw new Error(`No plugin found matching spec '${name}' - failed at '${part}'`);
}
}
if (typeof plugin === 'function') {
return plugin;
}
else if (plugin === root && typeof plugin.default === 'function') {
return plugin.default; // ES6 workaround
}
else {
throw new Error(`No plugin found matching spec '${name}' - expected function, found '${typeof plugin}'`);
}
});
};
if (jwtAudiences != null && jwtVerifyAudience != null) {
exitWithErrorMessage(`Provide either '--jwt-audiences' or '-A, --jwt-verify-audience' but not both`);
}
function trimNulls(obj) {
return Object.keys(obj).reduce((memo, key) => {
if (obj[key] != null) {
memo[key] = obj[key];
}
return memo;
}, {});
}
if (rawJwtVerifyOptions &&
(jwtVerifyAlgorithms ||
jwtVerifyAudience ||
jwtVerifyClockTolerance ||
jwtVerifyId ||
jwtVerifyIgnoreExpiration ||
jwtVerifyIgnoreNotBefore ||
jwtVerifyIssuer ||
jwtVerifySubject)) {
exitWithErrorMessage('You may not mix `jwtVerifyOptions` with the legacy `jwtVerify*` settings; please only provide `jwtVerifyOptions`.');
}
const jwtVerifyOptions = rawJwtVerifyOptions
? rawJwtVerifyOptions
: trimNulls({
algorithms: jwtVerifyAlgorithms,
audience: jwtVerifyAudience,
clockTolerance: jwtVerifyClockTolerance,
jwtId: jwtVerifyId,
ignoreExpiration: jwtVerifyIgnoreExpiration,
ignoreNotBefore: jwtVerifyIgnoreNotBefore,
issuer: jwtVerifyIssuer,
subject: jwtVerifySubject,
});
const appendPlugins = loadPlugins(appendPluginNames);
const prependPlugins = loadPlugins(prependPluginNames);
const skipPlugins = loadPlugins(skipPluginNames);
// The options to pass through to the schema builder, or the middleware
const postgraphileOptions = pluginHook('cli:library:options', {
...postgraphilerc_1.default['options'],
classicIds,
dynamicJson,
disableDefaultMutations,
ignoreRBAC: ignoreRbac,
includeExtensionResources,
graphqlRoute,
graphiqlRoute,
graphiql: !disableGraphiql,
enhanceGraphiql: enhanceGraphiql ? true : undefined,
jwtPgTypeIdentifier: jwtPgTypeIdentifier || deprecatedJwtPgTypeIdentifier,
jwtSecret: jwtSecret || deprecatedJwtSecret || process.env.JWT_SECRET,
jwtPublicKey,
jwtAudiences,
jwtSignOptions,
jwtRole,
jwtVerifyOptions,
retryOnInitFail,
pgDefaultRole,
subscriptions: subscriptions || live,
websockets,
websocketOperations,
live,
watchPg,
showErrorStack,
extendedErrors,
disableQueryLog,
allowExplain: allowExplain ? true : undefined,
enableCors,
exportJsonSchemaPath,
exportGqlSchemaPath,
sortExport,
bodySizeLimit,
appendPlugins: smartTagsPlugin ? [smartTagsPlugin, ...(appendPlugins || [])] : appendPlugins,
prependPlugins,
skipPlugins,
readCache,
writeCache,
legacyRelations,
setofFunctionsContainNulls,
legacyJsonUuid,
enableQueryBatching,
pluginHook,
simpleCollections,
legacyFunctionsOnly,
ignoreIndexes,
ownerConnectionString,
usePartitionedParent,
}, { config: postgraphilerc_1.default, cliOptions: program });
function killAllWorkers(signal = 'SIGTERM') {
for (const id in cluster.workers) {
const worker = cluster.workers[id];
if (Object.prototype.hasOwnProperty.call(cluster.workers, id) && worker) {
worker.kill(signal);
}
}
}
if (noServer) {
// No need for a server, let's just spin up the schema builder
(async () => {
const pgPool = new pg_1.Pool(pgConfig);
pgPool.on('error', err => {
// tslint:disable-next-line no-console
console.error('PostgreSQL client generated error: ', err.message);
});
const { getGraphQLSchema } = postgraphile_1.getPostgraphileSchemaBuilder(pgPool, schemas, postgraphileOptions);
await getGraphQLSchema();
if (!watchPg) {
await pgPool.end();
}
})().then(null, e => {
console.error('Error occurred!');
console.error(e);
process.exit(1);
});
}
else {
if (clusterWorkers >= 2 && cluster.isMaster) {
let shuttingDown = false;
const shutdown = () => {
if (!shuttingDown) {
shuttingDown = true;
process.exitCode = 1;
const fallbackTimeout = setTimeout(() => {
const remainingCount = Object.keys(cluster.workers).length;
if (remainingCount > 0) {
console.log(` [cluster] ${remainingCount} workers did not die fast enough, sending SIGKILL`);
killAllWorkers('SIGKILL');
const ultraFallbackTimeout = setTimeout(() => {
console.log(` [cluster] really should have exited automatically, but haven't - exiting`);
process.exit(3);
}, 5000);
ultraFallbackTimeout.unref();
}
else {
console.log(` [cluster] should have exited automatically, but haven't - exiting`);
process.exit(2);
}
}, 5000);
fallbackTimeout.unref();
console.log(` [cluster] killing other workers with SIGTERM`);
killAllWorkers('SIGTERM');
}
};
cluster.on('exit', (worker, code, signal) => {
console.log(` [cluster] worker pid=${worker.process.pid} exited (code=${code}, signal=${signal})`);
shutdown();
});
for (let i = 0; i < clusterWorkers; i++) {
const worker = cluster.fork({
POSTGRAPHILE_WORKER_NUMBER: String(i + 1),
});
console.log(` [cluster] started worker ${i + 1} (pid=${worker.process.pid})`);
}
}
else {
// Create’s our PostGraphile server
const rawMiddleware = postgraphile_1.default(pgConfig, schemas, postgraphileOptions);
// You probably don't want this hook; likely you want
// `postgraphile:middleware` instead. This hook will likely be removed in
// future without warning.
const middleware = pluginHook(
/* DO NOT USE -> */ 'cli:server:middleware' /* <- DO NOT USE */, rawMiddleware, {
options: postgraphileOptions,
});
const server = http_1.createServer(middleware);
if (serverTimeout) {
server.timeout = serverTimeout;
}
if (websockets.length) {
subscriptions_1.enhanceHttpServerWithWebSockets(server, middleware);
}
pluginHook('cli:server:created', server, {
options: postgraphileOptions,
middleware,
});
// Start our server by listening to a specific port and host name. Also log
// some instructions and other interesting information.
server.listen(port, hostname, () => {
const address = server.address();
const actualPort = typeof address === 'string' || address == null ? port : address.port;
const self = cluster.isMaster
? isDev
? `server (pid=${process.pid})`
: 'server'
: `worker ${process.env.POSTGRAPHILE_WORKER_NUMBER} (pid=${process.pid})`;
const versionString = `v${manifest.version}`;
if (cluster.isMaster || process.env.POSTGRAPHILE_WORKER_NUMBER === '1') {
console.log('');
console.log(`PostGraphile ${versionString} ${self} listening on port ${chalk_1.default.underline(actualPort.toString())} 🚀`);
console.log('');
const { host: rawPgHost, port: rawPgPort, database: pgDatabase, user: pgUser, password: pgPassword, } = pgConfig;
// Not using default because want to handle the empty string also.
const pgHost = rawPgHost || 'localhost';
const pgPort = (rawPgPort && parseInt(String(rawPgPort), 10)) || 5432;
const safeConnectionString = isDemo
? 'postgraphile_demo'
: `postgres://${pgUser ? pgUser : ''}${pgPassword ? ':[SECRET]' : ''}${pgUser || pgPassword ? '@' : ''}${pgUser || pgPassword || pgHost !== 'localhost' || pgPort !== 5432 ? pgHost : ''}${pgPort !== 5432 ? `:${pgConfig.port || 5432}` : ''}${pgDatabase ? `/${pgDatabase}` : ''}`;
const information = pluginHook('cli:greeting', [
`GraphQL API: ${chalk_1.default.underline.bold.blue(`http://${hostname}:${actualPort}${graphqlRoute}`)}` +
(postgraphileOptions.subscriptions
? ` (${postgraphileOptions.live ? 'live ' : ''}subscriptions enabled)`
: ''),
!disableGraphiql &&
`GraphiQL GUI/IDE: ${chalk_1.default.underline.bold.blue(`http://${hostname}:${actualPort}${graphiqlRoute}`)}` +
(postgraphileOptions.enhanceGraphiql ||
postgraphileOptions.live ||
postgraphileOptions.subscriptions
? ''
: ` (${chalk_1.default.bold('RECOMMENDATION')}: add '--enhance-graphiql')`),
`Postgres connection: ${chalk_1.default.underline.magenta(safeConnectionString)}${postgraphileOptions.watchPg ? ' (watching)' : ''}`,
`Postgres schema(s): ${schemas.map(schema => chalk_1.default.magenta(schema)).join(', ')}`,
`Documentation: ${chalk_1.default.underline(`https://graphile.org/postgraphile/introduction/`)}`,
`Node.js version: ${process.version} on ${os.platform()} ${os.arch()}`,
extractedPlugins.length === 0
? `Join ${chalk_1.default.bold(sponsor)} in supporting PostGraphile development: ${chalk_1.default.underline.bold.blue(`https://graphile.org/sponsor/`)}`
: null,
], {
options: postgraphileOptions,
middleware,
port: actualPort,
chalk: chalk_1.default,
}).filter(isString);
console.log(information.map(msg => ` ‣ ${msg}`).join('\n'));
console.log('');
console.log(chalk_1.default.gray('* * *'));
}
else {
console.log(`PostGraphile ${versionString} ${self} listening on port ${chalk_1.default.underline(actualPort.toString())} 🚀`);
}
console.log('');
});
}
}
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