mirror of
https://github.com/tuna/tunasync-scripts.git
synced 2025-04-19 11:42:43 +00:00
70 lines
2.5 KiB
Bash
Executable File
70 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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# requires: lftp wget jq
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set -e
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set -o pipefail
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BASE_URL="${TUNASYNC_UPSTREAM_URL:-"http://images.linuxcontainers.org"}"
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function sync_lxc_images() {
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repo_url="$1"
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repo_dir="$2"
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[[ ! -d "$repo_dir" ]] && mkdir -p "$repo_dir"
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cd "$repo_dir"
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lftp "${repo_url}" -e "mirror --verbose -P 5 ; bye"
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echo "lftp returns $?"
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}
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echo "=== Downloading /meta/1.0 ==="
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mkdir -p "${TUNASYNC_WORKING_DIR}/meta/1.0"
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for i in index-system index-system.asc index-user index-user.asc; do
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wget -O "${TUNASYNC_WORKING_DIR}/meta/1.0/$i.work-in-progress" "${BASE_URL}/meta/1.0/$i"
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done
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echo "=== Downloading /streams/v1 ==="
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mkdir -p "${TUNASYNC_WORKING_DIR}/streams/v1"
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wget -O "${TUNASYNC_WORKING_DIR}/streams/v1/index.json.work-in-progress" "${BASE_URL}/streams/v1/index.json"
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jq -r '.index[].path' "${TUNASYNC_WORKING_DIR}/streams/v1/index.json.work-in-progress" | while read line; do
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[[ ! -d "${TUNASYNC_WORKING_DIR}/$(dirname $line)" ]] && mkdir -p "${TUNASYNC_WORKING_DIR}/$(dirname $line)"
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wget -O "${TUNASYNC_WORKING_DIR}/${line}.work-in-progress" "${BASE_URL}/${line}"
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done
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echo "=== Downloading images ==="
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sync_lxc_images "${BASE_URL}/images" "${TUNASYNC_WORKING_DIR}/images"
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images_json="${TUNASYNC_WORKING_DIR}/streams/v1/images.json.work-in-progress"
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[[ -f "$images_json" ]] || exit 1
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jq -r '.products[].versions[].items[].path' "$images_json" > /tmp/filelist.txt
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cat /tmp/filelist.txt | while read line; do
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# $line looks like 'images/ubuntu/xenial/armhf/default/20200219_07:42/rootfs.tar.xz'
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if [[ ! -f "${TUNASYNC_WORKING_DIR}/${line}" ]]; then
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echo "Error: ${TUNASYNC_WORKING_DIR}/${line} vanished"
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exit 1
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fi
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done
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echo "=== Replacing /meta/1.0 ==="
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for i in index-system index-system.asc index-user index-user.asc; do
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mv -f "${TUNASYNC_WORKING_DIR}/meta/1.0/$i.work-in-progress" "${TUNASYNC_WORKING_DIR}/meta/1.0/$i"
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done
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echo "=== Replacing /streams/v1 ==="
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jq -r '.index[].path' "${TUNASYNC_WORKING_DIR}/streams/v1/index.json.work-in-progress" | while read line; do
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mv -f "${TUNASYNC_WORKING_DIR}/${line}.work-in-progress" "${TUNASYNC_WORKING_DIR}/${line}"
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done
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mv -f "${TUNASYNC_WORKING_DIR}/streams/v1/index.json.work-in-progress" "${TUNASYNC_WORKING_DIR}/streams/v1/index.json"
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echo "=== Removing old images ==="
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cd "${TUNASYNC_WORKING_DIR}"
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find images/ -maxdepth 5 -mindepth 5 -mtime +3 | while read line; do
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# $line looks like 'images/ubuntu/xenial/armhf/default/20200217_07:42'
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grep --quiet "$line" /tmp/filelist.txt || ( echo "Removing $line"; rm -rf "$line" )
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done
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