104 lines
2.6 KiB
Bash
Executable file
104 lines
2.6 KiB
Bash
Executable file
#!/bin/bash
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# Script to backup git repo(s) to Backblaze B2
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# Usage
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read -r -d '' __usage <<-'EOF' || true
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Usage: backup-git-repos-to-b2 [options] repo(s)...
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Options:
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-b --b2-bucket [arg] Backblaze B2 bucket name. Required.
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-i --b2-id [arg] Backblaze B2 account ID. Required.
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-k --b2-key [arg] Backblaze B2 application key. Required.
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-g --github-account [arg] GitHub account name. Required.
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-t --temp-dir [arg] Dir to use for temp files.
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-h --help This page.
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EOF
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__helptext='NOTE: --temp-dir defaults to "$(mktemp -d)" if not specified.'
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# Source BASH3 Boilerplate
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source bash3boilerplate/main.sh
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# Color fix for rxvt-unicode (tell b3bp we're xterm)
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TERM="xterm"
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# Functions
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function clone_github_repo() {
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repo="$(fix_repo_name "${1:-}")"
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git clone --mirror --verbose \
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"https://github.com/${github_account}/${repo}.git" \
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"${repo}-${date}.git"
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}
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function find_b2_cmd() {
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if which backblaze-b2 >/dev/null 2>&1; then
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# Arch Linux uses this name
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echo "backblaze-b2"
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elif which b2 > /dev/null 2>&1; then
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echo "b2"
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else
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__b3bp_log error "B2 command-line tool not found"
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exit 1
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fi
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}
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function fix_repository_name() {
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# Remove '.git' from the name (if present)
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repository="${1:-}"
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if [[ "${repository: -4:4}" == ".git" ]]; then
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repository="${repository:0: -4}"
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fi
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echo "${repository}"
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}
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b2_bucket="${arg_b}"
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b2_cmd="$(find_b2_cmd)"
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b2_id="${arg_i}"
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b2_key="${arg_k}"
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date="$(date '+%F_%H%M%z')"
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github_account="${arg_g}"
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temp_dir="${arg_t:-}"
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if [[ "$temp_dir" == "" ]]; then
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temp_dir="$(mktemp -d)"
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fi
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# Create the backup directory
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mkdir -p "${temp_dir}"
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pushd "${temp_dir}" > /dev/null
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echo "Backing up ${repository}"
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tar cpzf "${repository}-${date}.git.tgz" "${repository}-${date}.git"
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if [ $? -ne 0 ]; then
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echo "Error compressing ${repository}"
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exit 1
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fi
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# Authorize B2 account
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"${b2_cmd}" authorize-account "${b2_id}" "${b2_key}"
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if [ $? -ne 0 ]; then
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echo "Error authorizing Backblaze B2 account"
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exit 1
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fi
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if [[ -f "${repository}-${date}.git.tgz" ]]; then
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"${b2_cmd}" upload-file "${b2_bucket}" \
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"${repository}-${date}.git.tgz" \
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"${github_account}/${repository}-${date}.git.tgz"
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fi
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if [ $? -ne 0 ]; then
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echo "Error uploading ${repository} to Backblaze B2"
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exit 1
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fi
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#delete tar file and checked out folder
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/bin/rm "${temp_dir}/${repository}-${date}.git.tgz"
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/bin/rm -rf "${temp_dir}/${repository}-${date}.git"
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if [ $? -ne 0 ]; then
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echo "Error removing temp files"
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exit 1
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fi
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popd > /dev/null
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echo "Succesfully backed up ${repository}"
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