53 lines
1.6 KiB
Fish
Executable file
53 lines
1.6 KiB
Fish
Executable file
#!/usr/bin/env fish
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# deps: fish, zstd, gpg, ssh
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set -q HOST || set HOST (head -n 1 /etc/hostname | tr -d '\n')
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# use the backup-host in the ~/.ssh/config as the default backup remote host
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set -q BACKUP_REMOTE_HOST || set BACKUP_REMOTE_HOST backup-host
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# use a user-specific dir by default to backup to
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set -q BACKUP_REMOTE_DIR || set BACKUP_REMOTE_DIR "/storage/"(whoami)"/backups/$HOST"
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set BACKUP_FILE_EXT .tar.zstd.gpg
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if not set -q argv[1]
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echo "No target file or directory provided"
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exit 2
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end
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set target $argv[1]
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if not test -d $target
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echo "Target '$target' is not a directory"
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exit 1
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end
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set remote_path
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pushd (dirname $target) >/dev/null
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# TODO: progress bar/status?
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set friendly_target (pwd)
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set path_friendly_target (pwd | cut -c2- | string replace -a / %)
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set backup_file_name (date +%Y-%m-%d_%H-%M-%S)_"$path_friendly_target"
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set remote_path "$BACKUP_REMOTE_DIR/$backup_file_name$BACKUP_FILE_EXT"
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echo "Streaming PGP encrypted backup of $friendly_target to SSH host $BACKUP_REMOTE_HOST at $remote_path"
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ssh $BACKUP_REMOTE_HOST "mkdir -p $BACKUP_REMOTE_DIR" || begin
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echo "Failed to SSH to $BACKUP_REMOTE_HOST and create remote dir $BACKUP_REMOTE_DIR"
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exit 3
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end
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# TODO: progress indicator?
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tar cf - . |
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zstd --ultra -T2 -22 |
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gpg --encrypt --recipient daniel@lyte.dev |
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ssh $BACKUP_REMOTE_HOST "cat - > $remote_path" || begin
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echo "Failed to stream backup"
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exit 4
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end
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popd >/dev/null
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# TODO: checksum?
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echo "Uploaded to host rift via ssh at $remote_path"
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echo " Run 'unbackupify \"$backup_file_name$BACKUP_FILE_EXT\"' to restore!"
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