mirror of
https://github.com/YunoHost-Apps/borg_ynh.git
synced 2024-09-03 18:16:05 +02:00
91 lines
2.4 KiB
Bash
91 lines
2.4 KiB
Bash
#!/usr/bin/env bash
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set -Eeuo pipefail
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borg="__INSTALL_DIR__/venv/bin/borg"
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app="__APP__"
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BORG_PASSPHRASE="$(yunohost app setting "$app" passphrase)"
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BORG_REPO="$(yunohost app setting "$app" repository)"
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BORG_LOGGING_CONF="__INSTALL_DIR__/logging.conf"
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if ssh-keygen -F "__SERVER__" >/dev/null ; then
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BORG_RSH="ssh -i /root/.ssh/id_${app}_ed25519 -oStrictHostKeyChecking=yes "
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else
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BORG_RSH="ssh -i /root/.ssh/id_${app}_ed25519 -oStrictHostKeyChecking=no "
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fi
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do_need_mount() {
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true
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}
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do_backup() {
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export BORG_PASSPHRASE
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export BORG_REPO
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export BORG_RSH
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export BORG_LOGGING_CONF
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export BORG_RELOCATED_REPO_ACCESS_IS_OK=yes
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work_dir="$1"
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name="$2"
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size="$3"
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description="$4"
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set +e
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if ! "$borg" list > /dev/null 2>&1; then
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"$borg" init -e repokey
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# human_size=`echo $size | awk '{ suffix=" KMGT"; for(i=1; $1>1024 && i < length(suffix); i++) $1/=1024; print int($1) substr(suffix, i, 1), $3; }'`
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# Speed in Kbps
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# speed=1000
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# evaluated_time=$(($size / ($speed * 1000 / 8) / 3600))
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echo "Hello,
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Your first backup on $BORG_REPO is starting.
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This is an automated message from your beloved YunoHost server." | /usr/bin/mail.mailutils -a "Content-Type: text/plain; charset=UTF-8" -s "[YNH] First backup is starting" "root"
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fi
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set -e
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# About the {now} placeholder:
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# https://borgbackup.readthedocs.io/en/stable/usage/create.html#description
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# In the archive name, you may use the following placeholders: {now}, {utcnow}, {fqdn}, {hostname}, {user} and some others.
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"$borg" create --stats "::${name}-{now}" "$work_dir"
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"$borg" prune --glob-archives "${name}-*" --list --keep-hourly 2 --keep-daily=7 --keep-weekly=8 --keep-monthly=12
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# We prune potential manual backup older than 1 year
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"$borg" prune --list --keep-within 1y
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}
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do_mount() {
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export BORG_PASSPHRASE
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export BORG_REPO
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export BORG_RSH
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export BORG_LOGGING_CONF
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work_dir="$1"
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name="$2"
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size="$3"
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description="$4"
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"$borg" mount "::$name" "$work_dir"
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}
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work_dir="$2"
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name="$3"
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size="$5"
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description="$6"
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case "$1" in
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need_mount)
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do_need_mount "$work_dir" "$name" "$size" "$description"
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;;
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backup)
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do_backup "$work_dir" "$name" "$size" "$description"
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;;
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mount)
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do_mount "$work_dir" "$name" "$size" "$description"
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;;
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*)
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echo "hook called with unknown argument \`$1'" >&2
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exit 1
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;;
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esac
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exit 0
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