27 lines
1.0 KiB
JavaScript
Executable File
27 lines
1.0 KiB
JavaScript
Executable File
#!/usr/bin/env node
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// Checks the health of Etherpad by visiting http://localhost:9001/health. Returns 0 on success, 1
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// on error as required by the Dockerfile HEALTHCHECK instruction.
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'use strict';
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// As of v14, Node.js does not exit when there is an unhandled Promise rejection. Convert an
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// unhandled rejection into an uncaught exception, which does cause Node.js to exit.
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process.on('unhandledRejection', (err) => { throw err; });
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const assert = require('assert').strict;
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const superagent = require('superagent');
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(async () => {
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const res = await superagent.get('http://localhost:9001/health')
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.accept('application/health+json')
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.buffer(true)
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.parse(superagent.parse['application/json']);
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assert(res.ok, `Unexpected HTTP status: ${res.status}`);
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assert.equal(res.type, 'application/health+json');
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const {body: {status} = {}} = res;
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assert(status != null);
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assert.equal(typeof status, 'string');
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assert(['pass', 'ok', 'up'].includes(status.toLowerCase()), `Unexpected status: ${status}`);
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})();
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