# zrepl main configuration file. For documentation, refer to
# https://zrepl.github.io/ and https://github.com/dsh2dsh/zrepl
#
global:
  # rpc_timeout: "1m"
  zfs_bin: "/sbin/zfs"

  logging:
    - type: "file"
      format: "text"            # or "json"
      time: false               # don't prepend with date and time
      hide_fields: &hide-log-fields
        - "span"                # don't log "span" field
      level:  "error"           # log errors only
      # without filename logs to stderr
    - type: "file"
      format: "text"
      hide_fields: *hide-log-fields
      level:  "info"
      filename: "/var/log/zrepl.log"

# Add "jobs:" section(s) here for your specific use cases.
jobs:
  - name: "hourly-snap"
    type: "snap"
    filesystems: &filesystems
      "zroot/ROOT/default<": true
      "zroot/usr/home<": true
    snapshotting:
      type: "periodic"
      interval: "1h"
      prefix: "zrepl_hourly_"
    pruning: &keep-all

  - name: "daily-snap"
    type: "snap"
    filesystems: *filesystems
    snapshotting:
      type: "periodic"
      interval: "1d"
      prefix: "zrepl_daily_"
    pruning: *keep-all

  - name: "monthly-snap"
    type: "snap"
    filesystems: *filesystems
    snapshotting:
      type: "periodic"
      interval: "30d"
      prefix: "zrepl_monthly_"
    pruning: *keep-all

  - name: "zdisk"
    type: "sink"
    root_fs: "zdisk/zrepl"
    serve:
      type: "local"
      listener_name: "zdisk"
    recv:
      placeholder:
        encryption: "inherit"
    monitor: &monitor-snapshots
      count:
        - prefix: "zrepl_frequently_"
          warning: 18
          critical: 30
        - prefix: "zrepl_hourly_"
          warning: 32
          critical: 50
        - prefix: "zrepl_daily_"
          warning: 92
          critical: 100
        - prefix: "zrepl_monthly_"
          warning: 14
          critical: 15
        - prefix: ""            # everything else
          warning: 2
          critical: 10
      latest:
        - prefix: "zrepl_frequently_"
          critical: "48h"       # 2d
        - prefix: "zrepl_hourly_"
          critical: "48h"
        - prefix: "zrepl_daily_"
          critical: "48h"
        - prefix: "zrepl_monthly_"
          critical: "768h"      # 32d
      oldest:
          # see zroot-to-zdisk prunner.keep_receiver
        - prefix: "zrepl_frequently_"
          critical: "48h"       # 2d
        - prefix: "zrepl_hourly_"
          critical: "168h"      # 7d
        - prefix: "zrepl_daily_"
          critical: "2208h"     # 90d + 2d
        - prefix: "zrepl_monthly_"
          critical: "8688h"     # 30 * 12 = 360d + 2d
        - prefix: ""            # everything else
          critical: "168h"      # 7d

  - name: "zroot-to-zdisk"
    type: "push"
    connect:
      type: "local"
      listener_name: "zdisk"
      client_identity: "localhost"
    filesystems: *filesystems
    replication: &replication
      # Send all intermediary snapshots as a stream package, instead of sending
      # them one by one.
      #one_step: true
      concurrency:
        size_estimates: 8
    conflict_resolution: &conflict_resolution
      initial_replication: "all"
    snapshotting:
      type: "periodic"
      cron: "*/15 * * * *"
      prefix: "zrepl_frequently_"
    pruning:
      keep_sender:
        - type: "not_replicated"
        - type: "last_n"
          count: 16
          regex: "^zrepl_frequently_"
        - type: "regex"
          negate: true
          regex: "^zrepl_"
        - type: "last_n"
          count: 8
          regex: "^zrepl_hourly_"
        - type: "last_n"
          count: 4
          regex: "^zrepl_daily_"
        - type: "last_n"
          count: 2
          regex: "^zrepl_monthly_"
      keep_receiver: &keep-receiver
        - type: "last_n"
          count: 2
          regex: "^zrepl_frequently_"
        - type: "last_n"
          count: 30
          regex: "^zrepl_hourly_"
        - type: "last_n"
          count: 90
          regex: "^zrepl_daily_"
        - type: "last_n"
          count: 12
          regex: "^zrepl_monthly_"
    monitor: *monitor-snapshots