50 lines
2.1 KiB
Nix
50 lines
2.1 KiB
Nix
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moduleConfig:
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{ lib, pkgs, ... }:
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with lib;
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{
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options.services.vscode-server.enable = with types; mkEnableOption "VS Code Server";
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config = moduleConfig rec {
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name = "auto-fix-vscode-server";
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description = "Automatically fix the VS Code server used by the remote SSH extension";
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serviceConfig = {
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# When a monitored directory is deleted, it will stop being monitored.
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# Even if it is later recreated it will not restart monitoring it.
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# Unfortunately the monitor does not kill itself when it stops monitoring,
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# so rather than creating our own restart mechanism, we leverage systemd to do this for us.
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Restart = "always";
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RestartSec = 0;
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ExecStart = "${pkgs.writeShellScript "${name}.sh" ''
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set -euo pipefail
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PATH=${makeBinPath (with pkgs; [ coreutils findutils inotify-tools ])}
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bin_dir=~/.vscode-server/bin
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# Fix any existing symlinks before we enter the inotify loop.
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if [[ -e $bin_dir ]]; then
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find "$bin_dir" -mindepth 2 -maxdepth 2 -name node -exec ln -sfT ${pkgs.nodejs-16_x}/bin/node {} \;
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find "$bin_dir" -path '*/@vscode/ripgrep/bin/rg' -exec ln -sfT ${pkgs.ripgrep}/bin/rg {} \;
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else
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mkdir -p "$bin_dir"
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fi
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while IFS=: read -r bin_dir event; do
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# A new version of the VS Code Server is being created.
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if [[ $event == 'CREATE,ISDIR' ]]; then
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# Create a trigger to know when their node is being created and replace it for our symlink.
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touch "$bin_dir/node"
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inotifywait -qq -e DELETE_SELF "$bin_dir/node"
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ln -sfT ${pkgs.nodejs-16_x}/bin/node "$bin_dir/node"
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ln -sfT ${pkgs.ripgrep}/bin/rg "$bin_dir/node_modules/@vscode/ripgrep/bin/rg"
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# The monitored directory is deleted, e.g. when "Uninstall VS Code Server from Host" has been run.
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elif [[ $event == DELETE_SELF ]]; then
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# See the comments above Restart in the service config.
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exit 0
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fi
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done < <(inotifywait -q -m -e CREATE,ISDIR -e DELETE_SELF --format '%w%f:%e' "$bin_dir")
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''}";
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};
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};
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}
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