[bitnami/*] Add sync process for deprecations (#32)

* Add sync processs for deprecations

Signed-off-by: Fran Mulero <fmulero@vmware.com>

* Reduce verbosity

Signed-off-by: Fran Mulero <fmulero@vmware.com>

.github/workflows/sync-deprecations.yaml

@@ -0,0 +1,19 @@
+name: Sync containers repositories
+
+on:
+  schedule:
+    # Every day at 1 AM
+    - cron: '0 1 * * *'
+  workflow_dispatch:
+jobs:
+  build:
+    name: Sync deprecations
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout bitnami/containers
+        uses: actions/checkout@v3
+        with:
+          token: ${{ secrets.BITNAMI_BOT_SECRET }}
+          fetch-depth: 0
+      - name: Sync Containers
+        run: ./scripts/sync-deprecations.sh

scripts/sync-deprecations.sh

@@ -0,0 +1,117 @@
+#!/bin/bash
+
+set -o errexit
+set -o nounset
+set -o pipefail
+#set -o xtrace # Uncomment this line for debugging purpose
+
+TARGET_DIR="."
+
+########################
+# Query github api to get containers repositories
+# Arguments:
+#   None
+# Returns:
+#   None
+#########################
+queryRepos() {
+    local page=0
+    local repos="[]" # Initial empty JSON array
+    local -r repos_per_page="100"
+
+    while [[ "$page" -gt -1 ]]; do
+        # Query only the public repos since we won't add private containers to bitnami/containers
+        page_repos="$(curl -sH 'Content-Type: application/json' -H 'Accept: application/json' "https://api.github.com/orgs/bitnami/repos?type=public&per_page=${repos_per_page}&page=${page}")"
+        repos="$(jq -s 'reduce .[] as $x ([]; . + $x)' <(echo "$repos") <(echo "$page_repos"))"
+        n_repos="$(jq length <<< "$page_repos")"
+        if [[ "$n_repos" -lt "$repos_per_page" ]]; then
+          page="-1"
+        else
+          page="$((page + 1))"
+        fi
+    done
+
+    echo "$repos"
+}
+
+########################
+# Get non archived bitnami containers repositories
+# Arguments:
+#   None
+# Returns:
+#   None
+#########################
+getContainerRepos() {
+    local -r repos="$(queryRepos)"
+    local -r container_repos="$(jq -r '[ .[] | select(.name | test("bitnami-docker-.")) | select(.archived == false) ]' <<< "$repos")"
+    local result=""
+    while read -r repo_url; do
+        result="${result} ${repo_url:42}"
+    done < <(echo "$container_repos" | jq -r '.[].html_url' | uniq | sort)
+    echo "$result"
+}
+
+########################
+# Set git user
+# Arguments:
+#   None
+# Returns:
+#   None
+#########################
+gitConfigure() {
+    git config --global user.name "Bitnami Containers"
+    git config --global user.email "bitnami-bot@vmware.com"
+}
+
+########################
+# Push changes to right branch.
+# Arguments:
+#   None
+# Returns:
+#   None
+#########################
+pushChanges() {
+    git push origin "$(git rev-parse --abbrev-ref HEAD)"
+}
+
+########################
+# Sync deprecations.
+# Arguments:
+#   None
+# Returns:
+#   None
+#########################
+syncDeprecations() {
+    gitConfigure # Configure Git client
+    mkdir -p "$TARGET_DIR"
+    local -r repos="$(getContainerRepos)"
+
+    cd  "${TARGET_DIR}/bitnami" || exit
+    for container in *; do
+        if [[ ! $repos =~ (^|[[:space:]])$container($|[[:space:]]) ]]; then
+             # Clean deprecated assets
+            echo "Removing container: ${container}"
+            rm -rf "${container}"
+            git add "${container}"
+            git commit -q -m "Remove deprecated container ${container}"
+        else
+            # Clean deprecated branches
+            git clone --quiet --depth 1 "https://github.com/bitnami/bitnami-docker-${container}" "/tmp/${container}"
+            cd "${container}" || exit
+            for branch in *; do
+                if [[ -d "${branch}" ]] && [[ ! -d "/tmp/${container}/${branch}" ]]; then
+                    # Branch exists in bitnami/containers but it doesn't in bitnami-docker repo
+                    echo "Removing branch: ${container}/${branch}"
+                    rm -rf "${branch}"
+                    git add "${branch}"
+                    git commit -q -m "Remove deprecated branch ${container}/${branch}"
+                fi
+            done
+            cd - || exit
+        fi
+    done
+
+    pushChanges
+}
+
+syncDeprecations