feat(vip-go-mu-plugins): script to update MU plugins

features/src/vip-go-mu-plugins/devcontainer-feature.json

@@ -1,8 +1,9 @@
 {
     "id": "vip-go-mu-plugins",
     "name": "VIP Go MU Plugins",
-    "version": "2.1.0",
+    "version": "2.2.0",
     "description": "Installs VIP Go MU Plugins into the Dev Environment",
+    "documentationURL": "https://github.com/Automattic/vip-codespaces/tree/trunk/features/src/vip-go-mu-plugins",
     "options": {
         "enabled": {
             "type": "boolean",

features/src/vip-go-mu-plugins/install.sh

@@ -62,18 +62,11 @@ if [ "${ENABLED}" != "false" ]; then
     esac
 
     install -D -d -m 0755 -o "${_REMOTE_USER}" -g "${_REMOTE_USER}" /wp/wp-content/mu-plugins
+    install -d -m 0755 -o root -g root /etc/vip-go-mu-plugins
+    install -m 0755 -o root -g root update-mu-plugins /usr/local/bin/update-mu-plugins
 
-    git clone --depth=1 --recurse-submodules --shallow-submodules https://github.com/Automattic/vip-go-mu-plugins.git /tmp/mu-plugins --branch "${BRANCH}" --single-branch -j4
-    git clone --depth=1 https://github.com/Automattic/vip-go-mu-plugins-ext.git /tmp/mu-plugins-ext --single-branch
-    if [ "${DEVELOPMENT_MODE}" != 'true' ]; then
-        rsync -a /tmp/mu-plugins/ /tmp/mu-plugins-ext/ /wp/wp-content/mu-plugins --exclude-from="/tmp/mu-plugins/.dockerignore" --exclude-from="/tmp/mu-plugins-ext/.dockerignore"
-        find /wp/wp-content/mu-plugins \( -name .svn -o -name .github -o -name ".git*" \) -type d -exec rm -rfv {} \; 2> /dev/null
-    else
-        rsync -a /tmp/mu-plugins/ /tmp/mu-plugins-ext/ /wp/wp-content/mu-plugins
-    fi
-
-    rm -rf /tmp/mu-plugins /tmp/mu-plugins-ext
+    touch /etc/vip-go-mu-plugins/.rsyncignore
 
-    chown -R "${_REMOTE_USER}:${_REMOTE_USER}" /wp/wp-content/mu-plugins
+    update-mu-plugins "${BRANCH}" "${DEVELOPMENT_MODE}"
     echo 'Done!'
 fi

features/src/vip-go-mu-plugins/update-mu-plugins

@@ -0,0 +1,43 @@
+#!/bin/sh
+
+set -e
+
+PATH=/usr/local/bin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin
+
+BRANCH="${1:-develop}"
+DEVELOPMENT_MODE="${2:-false}"
+
+if [ ! -d /wp/wp-content/mu-plugins ]; then
+    echo "No mu-plugins directory found, aborting."
+    exit 1
+fi
+
+DIR_UID="$(stat -c %u /wp/wp-content/mu-plugins)"
+DIR_GID="$(stat -c %g /wp/wp-content/mu-plugins)"
+MY_UID="$(id -u)"
+MY_GID="$(id -g)"
+
+if [ "${MY_UID}" -ne 0 ]; then
+    if [ "${MY_UID}" -ne "${DIR_UID}" ] || [ "${MY_GID}" -ne "${DIR_GID}" ]; then
+        echo "You must be root to change the owner of the mu-plugins directory."
+        exit 1
+    fi
+fi
+
+TEMP_DIR="$(mktemp -d)"
+
+trap 'rm -rf "${TEMP_DIR}"' EXIT INT TERM
+
+git clone --depth=1 --recurse-submodules --shallow-submodules https://github.com/Automattic/vip-go-mu-plugins.git "${TEMP_DIR}/mu-plugins" --branch "${BRANCH}" --single-branch -j4
+git clone --depth=1 https://github.com/Automattic/vip-go-mu-plugins-ext.git "${TEMP_DIR}/mu-plugins-ext" --single-branch
+
+if [ "${DEVELOPMENT_MODE}" != 'true' ]; then
+    rsync -a --delete "${TEMP_DIR}/mu-plugins/" "${TEMP_DIR}/mu-plugins-ext/" /wp/wp-content/mu-plugins --exclude-from="${TEMP_DIR}/mu-plugins/.dockerignore" --exclude-from="${TEMP_DIR}/mu-plugins-ext/.dockerignore" --exclude-from=/etc/vip-go-mu-plugins/.rsyncignore
+    find /wp/wp-content/mu-plugins \( -name .svn -o -name .github -o -name ".git*" \) -type d -exec rm -rfv {} \; 2> /dev/null
+else
+    rsync -a --delete "${TEMP_DIR}/mu-plugins/" "${TEMP_DIR}/mu-plugins-ext/" /wp/wp-content/mu-plugins --exclude-from=/etc/vip-go-mu-plugins/.rsyncignore
+fi
+
+if [ "${MY_UID}" -eq 0 ]; then
+    chown -R "${DIR_UID}:${DIR_GID}" /wp/wp-content/mu-plugins
+fi