1 files changed, 97 insertions, 0 deletions
diff --git a/gitolite-sync.in b/gitolite-sync.in
new file mode 100644
index 0000000..adc67bd
--- /dev/null
+++ b/gitolite-sync.in
@@ -0,0 +1,97 @@
+#!/bin/bash
+
+if [ $# -eq 1 ]; then
+  if [ "$1" == "--help" ]; then
+    >&2 echo \
+'Usage:  gitolite-sync [options]
+Synchronize the configured git repositories.
+
+Options:
+#HELPTEXT#              #'
+    exit
+  elif [ "$1" == "--version" ]; then
+    echo '#VERSION#'
+    exit
+  fi
+fi
+
+if [ $# -ne 0 ]; then
+  >&2 echo 'too many arguments'
+  exit 1
+fi
+
+. "#ETCDIR#/gitolite-sync.conf"
+
+if [ ${#repository_dirs[@]} -eq 0 ]; then
+  >&2 echo 'no repository_dirs defined'
+  exit 1
+fi
+
+for repository_dir in "${repository_dir[@]}"; do
+  if [ -z "${repository_dir}" ] || [ ! -d "${repository_dir}" ]; then
+    >&2 printf 'cannot find "%s"\n' \
+      "${repository_dir}"
+    exit 1
+  fi
+done
+
+for repository_dir in "${repository_dir[@]}"; do
+  find "${repository_dir}" \
+    -type d \
+    -name '*.git' \
+    -printf '%p\n' \
+    -prune \
+  | while read -r path; do
+    >&2 printf 'synchronizing "%s" ...\n' \
+      "${path}"
+    remotes=$(
+      git -C "${path}" remote -v \
+      | grep "${remote_regex}" \
+      | awk '{print $1}' \
+      | sort -u
+    )
+    if [ -z "${remotes}" ]; then
+      >&2 printf 'Repository "%s" has no backup remotes.\n' \
+        "${path}"
+      continue
+    fi
+    for remote in ${remotes}; do
+      git -C "${path}" fetch "${remote}" -p
+    done
+    branches=$(
+      git -C "${path}" branch --all \
+      | sed '
+        s,^.\sremotes/[^/[:space:]]\+/,,
+        t
+        d
+      '
+    )
+    if [ -n "$(git -C "${path}" tag -l)" ]; then
+      has_tags=true
+    else
+      has_tags=false
+    fi
+    if [ -z "${branches}" ] && ! ${has_tags}; then
+      >&2 printf 'Repository "%s" has no branches and no tags.\n' \
+        "${path}"
+      continue
+    fi
+    for remote in ${remotes}; do
+      if ${has_tags}; then
+        git -C "${path}" push "${remote}" --tags
+      fi
+      if [ -z "${branches}" ]; then
+        continue
+      fi
+      for branch in ${branches}; do
+        if ! git -C "${path}" branch \
+          | sed 's/^.\s//' \
+          | grep -qxF "${branch}"; then
+          git -C "${path}" branch "${branch}" --track "${remote}/${branch}"
+        fi
+        git -C "${path}" pull --ff-only "${remote}" "${branch}" 2>/dev/null
+        git -C "${path}" push "${remote}" "${branch}"
+      done
+    done
+  done
+done