(orchestrator) check errant gtid transactions, fix it and execute can-replicate-from-gtid on all cluster and all combinations.

.sh

#!/bin/bash

set -eu

readonly CLUSTERS=( $( orchestrator -c clusters ) )

function can_replicate {
  for cluster in "${CLUSTERS[@]}"
  do
    replicas=( $( orchestrator -c which-replicas -i "${cluster}") )

    for replica_i in "${!replicas[@]}"
    do
      for other_i in "${!replicas[@]}"
      do
        if [ ${replica_i} -eq ${other_i} ]; then
          continue
        fi

        source_replica="${replicas[${replica_i}]}"
        destination="${replicas[${other_i}]}"

        set +e
        result=$( orchestrator -c can-replicate-from-gtid -i "${source_replica}" -d "${destination}" )
        if [ $? -ne 0 ]; then
          echo -e "${source_replica} to ${destination} cannot replicate\nError: ${result}\nCheck errant gtid http://<orchestrator ip>:3000/web/cluster/alias/prd-dbs07"
          exit 2
        fi
        set -e
      done
    done
  done
}

function check_errant {
  for cluster in "${CLUSTERS[@]}"
  do
    replicas=( $( orchestrator -c which-replicas -i "${cluster}") )

    for replica in "${replicas[@]}"
    do
      local result=$( orchestrator -c which-gtid-errant -i "${replica}" )
      if [ -n "${result}" ]; then
        inject_empty_transaction "${replica}"
      fi
    done
  done
}

function inject_empty_transaction {
  local replica="${1}"
  orchestrator -c gtid-errant-inject-empty -i "${replica}"
}

function main {
  check_errant
  sleep 10s
  can_replicate
}


main "$@"

LICENSE

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