README.md

Zed Remote Devcontainers

> tree . -a
.
├── connect.sh
├── .devcontainer
│   ├── devcontainer.json
│   ├── Dockerfile
│   └── postCreate.sh
├── keys
│   ├── temp-ssh-key
│   └── temp-ssh-key.pub
└── start.sh

chmod +x ./*.sh;

find . -name "_devcontainer_*".sh -print0 | while IFS= read -r -d $'\0' file; do
  new_file="${file#*_devcontainer_}"
  mv "$file" ".devcontainer/$new_file"
done

npm i -g @devcontainers/cli

./start.sh

./connect.sh

I personally couldn't get my fedora setup to connect:

Failed to check metadata of Zed executable path for use in askpass. Please try again.

_devcontainer_devcontainers.json

{
  "name": "devcontainer CLI Demo",
  "build": {
    "dockerfile": "Dockerfile"
  },
  // 👇 Dev Container Features - https://containers.dev/implementors/features/
  "features": {
    "ghcr.io/devcontainers/features/sshd:1": {}
  },
  "postCreateCommand": ".devcontainer/postCreate.sh",
  "appPort": [
    // Expose SSH port for tools that need it (e.g. JetBrains)
    "127.0.0.1:2222:2222"
  ],
  "remoteUser": "vscode"
}

_devcontainer_Dockerfile

FROM mcr.microsoft.com/devcontainers/base:1-bookworm

_devcontainer_postCreate.sh

#!/bin/sh
set -e
if ! type vim >/dev/null 2>&1; then
    sudo apt-get update
fi

# Copy generated keys
mkdir -p $HOME/.ssh
cat /keys/temp-ssh-key.pub >$HOME/.ssh/authorized_keys
chmod 644 $HOME/.ssh/authorized_keys
chmod 700 $HOME/.ssh

connect.sh

#!/bin/bash
# Connect
ssh -t -i ./keys/temp-ssh-key -o "IdentitiesOnly=yes" -o NoHostAuthenticationForLocalhost=yes -o UserKnownHostsFile=/dev/null -o GlobalKnownHostsFile=/dev/null -p 2222 vscode@localhost exec bash

start.sh

#!/bin/sh
set -e
cd "$(dirname $0)"

remove_flag=""
if [ "$1" = "true" ]; then
    remove_flag="--remove-existing-container"
fi

# Generate certificate
mkdir -p ./keys
rm -f ./keys/temp-ssh-key*
ssh-keygen -q -N '' -t rsa -f ./keys/temp-ssh-key

# Start container
devcontainer up $remove_flag \
    --mount "type=bind,source=$(pwd)/keys,target=/keys" \
    --workspace-folder ./