Version 0.32.1

  * Fix regression: correctly read mountinfo (close digint#445).
  * Fix regression: filter paths for "lsbtr" (action "ls").
  * Add "compat missing_otime" configuration option (close digint#393).
  * Add backend btrfs-progs-doas (close digint#444).
  * Allow directory traversal for local command line arguments.
  * Display all source subvolumes in "usage" action.
  * Handle errors from btrfs filesystem usage.

Version 0.32.0

  * MIGRATION
    - If timestamp_format is not configured, explicitely set
      "timestamp_format short" to revert old behavior.
    - Update ssh_filter_btrbk.sh on remote hosts.
  * Change default for timestamp_format to "long".
  * Optional "volume" config section.
  * Use "volume" section only for grouping and relative paths.
  * Allow absolute path for "subvolume" and "snapshot_dir"
    (close digint#407, digint#121).
  * Support subvolume names with UTF-8 characters (close digint#392, digint#213,
    digint#120). Add "safe_commands" option for paranoid people.
  * Add "incremental_prefs" configuration option (close digint#387).
  * Change incremental prefs policy, giving snapshots created by btrbk
    higher preference than the global ones resolved by parent-uuid.
  * Change "incremental_clones" option to boolean.
  * Drop support of deprecated raw file format (btrbk < 0.26.0).
  * Drop support of deprecated "-r, --resume-only" cmdline option.
  * Fix ambiguous naming in --format=raw output of "list" actions.
  * Accept quoted values in config.
  * Use single quotes for raw table output.

Version 0.31.3

  * Add "warn_duplicate_targets" configuration option (close 393).
  * Add -1,--single-column command-line option for listing actions.
  * Allow relative path command line argument for all actions.
  * Add support for zstd adaptive compression (close digint#397).
  * Add contrib/tools/btrbk_restore_raw.py (close digint#401).
  * Minor bugfixes and framework improvements.

Version 0.31.2

  * MIGRATION
    - Update ssh_filter_btrbk.sh on remote hosts.
  * ssh_filter_btrbk.sh: Fix security vulnerability.
    Specialy crafted commands may be executed without being propely
    checked. Applies to remote hosts filtering ssh commands using
    ssh_filter_btrbk.sh in authorized_keys.
  * Warn if no subvolume defined in config (close digint#378).

Version 0.31.1

  * Bugfix: duplicate snapshot location check (close digint#360).
  * Bugfix: action "list all" (close digint#367).
  * btrbk-mail: optionally prefix command output lines.

Version 0.31.0

  * Add action "extents [diff]": print accurate disk space usage based
    on block regions (extent data, FIEMAP ioctl).
  * Improve action "list" and "stats" table output (close digint#334).
  * Add subcommand "list all", make default for "list" action.
  * Change semantics on output of action "list": show only btrbk
    snapshots/backups (close digint#333).
  * Print human readable units in action "diff" (close digint#345).
  * Allow custom table format definitions from command line.
  * Add Bash completion (close digint#343).
  * Add support for zstd compression (close digint#358).
  * Bugfix: fs_path fallback for action "origin" and logging.
  * Bugfix: makefile bin-links race (close digint#341).

Version 0.30.0

  * MIGRATION
    - In your scripts (e.g. cron jobs, systemd units), replace
      "/usr/sbin/btrbk" with "/usr/bin/btrbk".
  * Install to "/usr/bin" instead of "/usr/sbin".
  * Support IPv6 addresses (close digint#332).
  * Add "compat busybox" configuration option (close digint#327).
  * Create "lsbtr" symlink (alias for "btrbk ls").
  * Improve action "ls" (allow url, bugfixes).
  * Add "backend_local_user" configuration option.
  * btrbk-mail: add more elaborated email and rsync options.
  * Minor bugfixes and framework improvements.

Version 0.29.1

  * Allow multiple path arguments for action "ls".
  * Change default output to format=short for action "ls".
  * ssh_filter_btrbk.sh: exclude "btrfs subvolume show|list" from
    restrict-path (close digint#309).
  * Bugfix: fix filter statement match on wildcards (close digint#311).
  * Fix regression: print ssh errors only if needed.

Version 0.29.0

  * MIGRATION
    - If stream_buffer or rate_limit is configured, please install
      "mbuffer" (version >= 20180505). Note that mbuffer is only
      required on remote hosts if stream_buffer_remote or
      rate_limit_remote is set.
    - In order to mimic old behavior, replace rate_limit with
      rate_limit_remote, and read btrbk.conf(5).
    - If you are using table output other than --format=raw in your
      scripts, note that the column headings changed from pretty
      two-line to (uppercase) one-line format. Either add --pretty
      option to mimic old behavior, or adapt your scripts.
  * Drop run-time dependency on "pv" (in favor of "mbuffer").
  * Combine stream_buffer and rate_limit: for rate_limit, use
    "mbuffer" (on local host) instead of "pv" (on source host).
  * Add stream_buffer_remote and rate_limit_remote options.
  * Use "mbuffer" instead of "pv" for --progress display.
  * Add stream_buffer functionality for raw targets.
  * Add action "ls": list all btrfs subvolumes below given path.
  * Change table output: print single-line, uppercase headings.
  * ssh_filter_btrbk.sh: whitelist mkdir if -t,--target option is set,
    used by "btrbk archive" action (close digint#297).
  * Bugfix: handle subvolumes with special characters (close digint#288).
  * Bugfix: don't display "<no_action>" in backup summary if volume is
    skipped by --exclude or noauto (close digint#291).
  * Bugfix: systemd: Use WantedBy=timers.target instead of
    WantedBy=multi-user.target in btrbk.timer (close digint#293).

Version 0.28.3

  * Bugfix: return exitcode=10 if action skipped by stray subvolumes
    (close: digint#285).
  * Bugfix: correctly handle root subvolumes having uuid.
  * Bugfix: fix mount point resolving.