fix: parse Coder authorities with Punycode (xn--) domain labels by EhabY · Pull Request #930 · coder/vscode-coder · GitHub
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fix: parse Coder authorities with Punycode (xn--) domain labels #930

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Merged
EhabY merged 2 commits into from
May 6, 2026
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fix: parse Coder authorities with Punycode (xn--) domain labels #930

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fix: parse Coder authorities with Punycode (xn--) domain labels
EhabY May 4, 2026
d96535c
Add changelog entry
EhabY May 6, 2026
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8 changes: 8 additions & 0 deletions CHANGELOG.md
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6 changes: 6 additions & 0 deletions src/util.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,12 @@ export function parseRemoteAuthority(authority: string): AuthorityParts | null {
return null;
}

// Reassemble Punycode labels (xn--...) the split broke apart: when the
// prefix ends in ".xn", the cut landed inside an "xn--..." label.
while (parts.length >= 2 && parts[0].endsWith(".xn")) {
parts.splice(0, 2, `${parts[0]}--${parts[1]}`);
}

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EhabY marked this conversation as resolved.
// It has the proper prefix, so this is probably a Coder host name.
// Validate the SSH host name. Including the prefix, we expect at least
// three parts, or four if including the agent.
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224 changes: 150 additions & 74 deletions test/unit/util.test.ts
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