vitess.io/vitess@v0.16.2/examples/common/scripts/mysqlctl-up.sh (about)

     1  #!/bin/bash
     2  
     3  # Copyright 2019 The Vitess Authors.
     4  # 
     5  # Licensed under the Apache License, Version 2.0 (the "License");
     6  # you may not use this file except in compliance with the License.
     7  # You may obtain a copy of the License at
     8  # 
     9  #     http://www.apache.org/licenses/LICENSE-2.0
    10  # 
    11  # Unless required by applicable law or agreed to in writing, software
    12  # distributed under the License is distributed on an "AS IS" BASIS,
    13  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  # See the License for the specific language governing permissions and
    15  # limitations under the License.
    16  
    17  # This is an example script that creates a single shard vttablet deployment.
    18  
    19  source "$(dirname "${BASH_SOURCE[0]:-$0}")/../env.sh"
    20  
    21  cell=${CELL:-'test'}
    22  uid=$TABLET_UID
    23  mysql_port=$[17000 + $uid]
    24  printf -v alias '%s-%010d' $cell $uid
    25  printf -v tablet_dir 'vt_%010d' $uid
    26  
    27  mkdir -p $VTDATAROOT/backups
    28  
    29  echo "Starting MySQL for tablet $alias..."
    30  action="init"
    31  
    32  if [ -d $VTDATAROOT/$tablet_dir ]; then
    33   echo "Resuming from existing vttablet dir:"
    34   echo "    $VTDATAROOT/$tablet_dir"
    35   action='start'
    36  fi
    37  
    38  mysqlctl \
    39   --log_dir $VTDATAROOT/tmp \
    40   --tablet_uid $uid \
    41   --mysql_port $mysql_port \
    42   $action