1 files changed, 74 insertions, 0 deletions
diff --git a/cgit-backup.sh b/cgit-backup.sh
new file mode 100644
index 0000000..066788a
--- /dev/null
+++ b/cgit-backup.sh
@@ -0,0 +1,74 @@
+#!/bin/bash
+# stages:
+#   - backup
+# 
+# backup_cgit:
+#   stage: backup
+#   image: alpine:latest
+#   before_script:
+#     - apk add --no-cache bash curl git
+#     - git config --global user.name "GitLab CI"
+#     - git config --global user.email "ci@gitlab.com"
+#     - git remote set-url origin "https://oauth2:${TOKEN}@gitlab.com/user/repo.git"
+#   script:
+#     - /bin/bash cgit-backup.sh
+#     - git checkout main || git checkout -b main
+#     - git add repos/
+#     - git commit -m "Backup cgit repositories $(date -u +'%Y-%m-%d %H:%M:%S UTC')" || true
+#     - git push origin main -o ci.skip
+#   only:
+#     - schedules
+#   variables:
+#     GIT_STRATEGY: clone
+
+#!/bin/bash
+
+cgit="https://cgit.heqnx.com"
+
+mkdir -p repos
+
+repos=$(curl -sSL "${cgit}" || { printf "%s\n" "[err] failed to fetch repository list"; exit 1; })
+repos=$(printf "%s\n" "$repos" | grep -o "<a href='/[^']*/'>" | sed -E "s/^<a href='([^']*)'>/\1/" | sort -u)
+
+while IFS= read -r repo_path; do
+    repo_name=$(basename "${repo_path}")
+    repo_url="${cgit}${repo_path}"
+    repo_dir="repos/${repo_name}"
+
+    printf "%s\n" "[inf] processing ${repo_url}"
+
+    if test -d "${repo_dir}"; then
+        if test -d "${repo_dir}/.git.bak"; then
+            printf "%s\n" "[inf] restoring .git from .git.bak for ${repo_name}"
+            mv "${repo_dir}/.git.bak" "${repo_dir}/.git"
+        fi
+
+        printf "%s\n" "[inf] fetching updates for ${repo_name}"
+        default_branch=$(git -C "${repo_dir}" remote show origin | grep "HEAD branch" | awk '{print $NF}' || true)
+        if [ -z "$default_branch" ] || [ "$default_branch" = "(unknown)" ]; then
+            printf "%s\n" "[wrn] could not determine default branch for ${repo_name}, trying 'main' or 'master'"
+            default_branch=$(git -C "${repo_dir}" ls-remote --heads origin | grep -E 'refs/heads/(main|master)$' | head -1 | awk -F'/' '{print $NF}' || true)
+            default_branch=${default_branch:-main}
+        fi
+        printf "%s\n" "[inf] using default branch: ${default_branch}"
+        git -C "${repo_dir}" fetch origin
+        git -C "${repo_dir}" reset --hard "origin/${default_branch}"
+    else
+        printf "%s\n" "[inf] cloning ${repo_name}"
+        git -C repos clone "${repo_url}"
+        default_branch=$(git -C "${repo_dir}" remote show origin | grep "HEAD branch" | awk '{print $NF}' || true)
+        if [ -z "$default_branch" ] || [ "$default_branch" = "(unknown)" ]; then
+            printf "%s\n" "[wrn] could not determine default branch for ${repo_name}, trying 'main' or 'master'"
+            default_branch=$(git -C "${repo_dir}" ls-remote --heads origin | grep -E 'refs/heads/(main|master)$' | head -1 | awk -F'/' '{print $NF}' || true)
+            default_branch=${default_branch:-main}
+        fi
+        printf "%s\n" "[inf] using default branch: ${default_branch}"
+        git -C "${repo_dir}" checkout "${default_branch}"
+    fi
+
+    if test -d "${repo_dir}/.git"; then
+        printf "%s\n" "[inf] moving .git to .git.bak for ${repo_name}"
+        mv "${repo_dir}/.git" "${repo_dir}/.git.bak"
+    fi
+done <<< "${repos}"
+