33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
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"use strict";
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/**
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* A timed-out SSH channel-open request cannot be cancelled through ssh2's
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* public API. ssh2 retains the request callback in its channel manager until
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* the server replies or the physical socket closes, so merely rejecting the
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* caller would leak one pending channel per retry on a wedged transport.
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*
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* Invalidate the physical connection to make ssh2 run its channel-manager
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* cleanup. The shared transport registry observes the resulting close event
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* and removes the transport from every reuse index.
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*/
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function invalidateSshTransport(sshClient) {
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if (!sshClient) return false;
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try { sshClient.once?.("error", () => {}); } catch { /* ignore */ }
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let attempted = false;
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try {
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if (typeof sshClient.end === "function") {
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attempted = true;
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sshClient.end();
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}
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} catch { /* continue with hard destroy */ }
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try {
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if (typeof sshClient.destroy === "function") {
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attempted = true;
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sshClient.destroy();
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}
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} catch { /* transport may already be closing */ }
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return attempted;
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}
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module.exports = { invalidateSshTransport };
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