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Make cmux available in cmux ssh sessions via ephemeral PATH bootstrap

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This commit is contained in:
Lawrence Chen 2026-02-24 21:46:11 -08:00
parent 0e40779bc9
commit 4e5b5c8ee8
2 changed files with 17 additions and 2 deletions
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14
CLI/cmux.swift
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@ -2120,8 +2120,18 @@ struct CMUXCLI {
parts += ["-o", trimmed]
}
parts.append(options.destination)
parts.append(contentsOf: options.extraArguments)
if options.extraArguments.isEmpty {
// No explicit remote command provided: launch an interactive shell while prepending
// ~/.cmux/bin so `cmux` works in this SSH session without touching remote dotfiles.
if !hasSSHOptionKey(options.sshOptions, key: "RequestTTY") {
parts.append("-tt")
}
parts.append(options.destination)
parts.append("export PATH=\"$HOME/.cmux/bin:$PATH\"; exec \"${SHELL:-/bin/zsh}\" -l")
} else {
parts.append(options.destination)
parts.append(contentsOf: options.extraArguments)
}
return parts.map(shellQuote).joined(separator: " ")
}

5
tests_v2/test_ssh_remote_cli_relay.py
View file

@ -204,6 +204,11 @@ def main() -> int:
workspace_id = str(row.get("id") or "")
break
_must(bool(workspace_id), f"cmux ssh output missing workspace_id: {payload}")
startup_cmd = str(payload.get("ssh_startup_command") or "")
_must(
'PATH="$HOME/.cmux/bin:$PATH"' in startup_cmd,
f"ssh startup command should prepend ~/.cmux/bin for remote cmux CLI: {startup_cmd!r}",
)
workspace_window_id = payload.get("window_id")
current_params = {"window_id": workspace_window_id} if isinstance(workspace_window_id, str) and workspace_window_id else {}
current = client._call("workspace.current", current_params) or {}