Add devenv.sh feature

.github/workflows/test.yaml

@@ -22,6 +22,7 @@ jobs:
           - charmbracelet-gum
           - chezmoi.io
           - deno.com
+          - devenv.sh
           - feature-installer
           - jj-vcs.dev
           - nixos.org
@@ -60,6 +61,7 @@ jobs:
           - charmbracelet-gum
           - chezmoi.io
           - deno.com
+          - devenv.sh
           - feature-installer
           - jj-vcs.dev
           - nixos.org

src/devenv.sh/README.md

@@ -0,0 +1,24 @@
+
+# devenv.sh (devenv.sh)
+
+Install "devenv" binary
+
+## Example Usage
+
+```json
+"features": {
+    "ghcr.io/devcontainer-community/devcontainer-features/devenv.sh:1": {}
+}
+```
+
+## Options
+
+| Options Id | Description | Type | Default Value |
+|-----|-----|-----|-----|
+| version | Version of "devenv" to install. | string | latest |
+
+
+
+---
+
+_Note: This file was auto-generated from the [devcontainer-feature.json](https://github.com/devcontainer-community/devcontainer-features/blob/main/src/devenv.sh/devcontainer-feature.json).  Add additional notes to a `NOTES.md`._

src/devenv.sh/devcontainer-feature.json

@@ -0,0 +1,17 @@
+{
+    "name": "devenv.sh",
+    "id": "devenv.sh",
+    "version": "1.0.0",
+    "description": "Install devenv via Nix",
+    "documentationURL": "https://github.com/devcontainer-community/devcontainer-features/tree/main/src/devenv.sh",
+    "options": {
+        "version": {
+            "type": "string",
+            "default": "latest",
+            "proposals": [
+                "latest"
+            ],
+            "description": "Version of devenv to install (e.g. \"2.0.4\"), or \"latest\"."
+        }
+    }
+}

src/devenv.sh/install.sh

@@ -0,0 +1,86 @@
+#!/bin/bash
+set -o errexit
+set -o pipefail
+set -o noclobber
+set -o nounset
+set -o allexport
+readonly binaryName='devenv'
+readonly binaryTargetFolder='/usr/local/bin'
+readonly nixBin='/nix/var/nix/profiles/default/bin/nix'
+readonly nixDaemonBin='/nix/var/nix/profiles/default/bin/nix-daemon'
+readonly nixDaemonSocket='/nix/var/nix/daemon-socket/socket'
+apt_get_update() {
+    if [ "$(find /var/lib/apt/lists/* | wc -l)" = "0" ]; then
+        echo "Running apt-get update..."
+        apt-get update -y
+    fi
+}
+apt_get_checkinstall() {
+    if ! dpkg -s "$@" >/dev/null 2>&1; then
+        apt_get_update
+        DEBIAN_FRONTEND=noninteractive apt-get -y install --no-install-recommends --no-install-suggests --option 'Debug::pkgProblemResolver=true' --option 'Debug::pkgAcquire::Worker=1' "$@"
+    fi
+}
+apt_get_cleanup() {
+    apt-get clean
+    rm -rf /var/lib/apt/lists/*
+}
+echo_banner() {
+    local text="$1"
+    echo -e "\e[1m\e[97m\e[41m$text\e[0m"
+}
+install() {
+    local remote_user="${_REMOTE_USER:-root}"
+    if [ -z "${remote_user}" ]; then
+        echo "ERROR: _REMOTE_USER is not set"
+        exit 1
+    fi
+    apt_get_checkinstall curl ca-certificates
+    if [ ! -x "${nixBin}" ]; then
+        # sandbox = false is required in Docker/devcontainer environments where
+        # the host kernel may not support Nix's sandboxing (seccomp restrictions)
+        su "${remote_user}" -c "curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/nix | sh -s -- install linux --extra-conf 'sandbox = false' --no-confirm --init none"
+    fi
+    # nix-daemon without --daemon runs in the foreground (no fork), so $! is the actual PID
+    "${nixDaemonBin}" > /dev/null 2>&1 &
+    local daemon_pid=$!
+    local attempts=0
+    until [ -S "${nixDaemonSocket}" ]; do
+        if ! kill -0 "${daemon_pid}" 2>/dev/null; then
+            echo "ERROR: Nix daemon process exited unexpectedly"
+            exit 1
+        fi
+        sleep 1
+        attempts=$((attempts + 1))
+        if [ "${attempts}" -ge 30 ]; then
+            echo "ERROR: Nix daemon did not become ready within 30 seconds"
+            exit 1
+        fi
+    done
+    local nix_flake_ref
+    if [ "${VERSION:-latest}" = 'latest' ] || [ -z "${VERSION:-}" ]; then
+        nix_flake_ref='github:cachix/devenv'
+    else
+        nix_flake_ref="github:cachix/devenv/v${VERSION}"
+    fi
+    local remote_home
+    if [ "${remote_user}" = 'root' ]; then
+        remote_home='/root'
+    else
+        remote_home="$(eval echo "~${remote_user}")"
+    fi
+    su "${remote_user}" -c "
+        . /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh 2>/dev/null || true
+        '${nixBin}' profile install \
+            --extra-experimental-features 'nix-command flakes' \
+            --extra-trusted-public-keys 'devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw= cachix.cachix.org-1:eWNHQldwUO7G2VkjpnjDbWwy4KQ/HNxht7H4SSoMckM=' \
+            --extra-substituters 'https://devenv.cachix.org https://cachix.cachix.org' \
+            '${nix_flake_ref}#devenv'
+    "
+    ln -sf "${remote_home}/.nix-profile/bin/${binaryName}" "${binaryTargetFolder}/${binaryName}"
+    apt_get_cleanup
+}
+echo_banner "devcontainer.community"
+echo "Installing ${binaryName}..."
+install "$@"
+echo "(*) Done!"

test/devenv.sh/test.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+
+set -e
+
+# Optional: Import test library bundled with the devcontainer CLI
+# See https://github.com/devcontainers/cli/blob/HEAD/docs/features/test.md#dev-container-features-test-lib
+# Provides the 'check' and 'reportResults' commands.
+source dev-container-features-test-lib
+
+# Feature-specific tests
+# The 'check' command comes from the dev-container-features-test-lib. Syntax is...
+# check <LABEL> <cmd> [args...]
+check "execute command" bash -c "devenv --version | grep 'devenv'"
+
+# Report results
+# If any of the checks above exited with a non-zero exit code, the test will fail.
+reportResults