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// Check --port= edge behaviors.
(function() {
'use strict';
jsTest.log("Setting port=0 is okay unless binding to multiple IP interfaces.");
function runTest(bindIP, expectOk) {
jsTest.log("".concat("Testing with bindIP=[", bindIP, "], expectOk=[", expectOk, "]"));
clearRawMongoProgramOutput();
let pid = startMongoProgramNoConnect(
"mongod", "--ipv6", "--dbpath", MongoRunner.dataDir, "--bind_ip", bindIP, "--port", 0);
jsTest.log("".concat("pid=[", pid, "]"));
if (expectOk) {
let port;
// We use assert.soonNoExcept() here because the mongod may not be logging yet.
assert.soonNoExcept(() => {
const logContents = rawMongoProgramOutput();
const found = logContents.match(/waiting for connections on port (\d+)/);
if (found !== null) {
print("Found message from mongod with port it is listening on: " + found[0]);
port = found[1];
return true;
}
});
const connStr = `127.0.0.1:${port}`;
print("Attempting to connect to " + connStr);
let conn;
assert.soonNoExcept(() => {
conn = new Mongo(connStr);
return true;
});
assert.commandWorked(conn.adminCommand({ping: 1}));
stopMongoProgramByPid(pid);
} else {
const ec = waitProgram(pid);
assert.eq(ec, MongoRunner.EXIT_NET_ERROR);
assert.soonNoExcept(() => {
const logContents = rawMongoProgramOutput();
const found = logContents.match(
/Port 0 \(ephemeral port\) is not allowed when listening on multiple IP interfaces/);
return (found !== null);
}, "No warning issued for invalid port=0 usage");
}
}
runTest("127.0.0.1", true);
runTest("127.0.0.1,::1", false);
}());
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