mirror of
https://github.com/tuna/tunasync-scripts.git
synced 2025-04-18 19:22:44 +00:00
53 lines
1.7 KiB
Bash
Executable File
53 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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set -e
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git_option="git -c user.email=non-existence@tuna.tsinghua.edu.cn -c user.name=Noname"
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function repo_init() {
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UPSTREAM="$1"
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WORKING_DIR="$2"
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git clone "$UPSTREAM" "$WORKING_DIR"
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}
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function update_git() {
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UPSTREAM="$1"
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repo_dir="$2"
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cd "$repo_dir"
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echo "==== SYNC $repo_dir START ===="
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git remote set-url origin "$UPSTREAM"
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timeout -s INT 3600 git remote -v update -p
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head=$(git remote show origin | awk '/HEAD branch:/ {print $NF}')
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[[ -n "$head" ]] && echo "ref: refs/heads/$head" > HEAD
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objs=$(find objects -type f | wc -l)
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[[ "$objs" -gt 8 ]] && git repack -a -b -d
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sz=$(git count-objects -v|grep -Po '(?<=size-pack: )\d+')
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total_size=$(($total_size+1024*$sz))
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echo "==== SYNC $repo_dir DONE ===="
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}
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function checkout_branch() {
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repo_dir="$1"
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work_tree="$2"
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branch="$3"
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echo "Checkout branch $branch to $work_tree"
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if [[ ! -d "$2" ]]; then
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$git_option clone "$repo_dir" --branch "$branch" --single-branch "$work_tree"
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else
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cd "$work_tree"
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$git_option checkout -B "$branch" "origin/$branch"
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fi
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}
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UPSTREAM_BASE=${TUNASYNC_UPSTREAM_URL}
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UPSTREAM_BRANCH=${UPSTREAM_BRANCH:-"master"}
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total_size=0
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if [[ ! -d "$TUNASYNC_WORKING_DIR/.git" ]]; then
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echo "Initializing"
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repo_init "${UPSTREAM_BASE}" "$TUNASYNC_WORKING_DIR"
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fi
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update_git "${UPSTREAM_BASE}" "$TUNASYNC_WORKING_DIR/.git"
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checkout_branch "$TUNASYNC_WORKING_DIR/.git" "$TUNASYNC_WORKING_DIR" "$UPSTREAM_BRANCH"
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echo "Total size is" $(numfmt --to=iec $total_size)
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