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63 lines
1.7 KiB
Bash
Executable File
63 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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# if wal-e backup is not enabled, use minimal wal-e logging to reduce disk space
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export WAL_LEVEL=${WAL_LEVEL:-minimal}
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export ARCHIVE_MODE=${ARCHIVE_MODE:-off}
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export ARCHIVE_TIMEOUT=${ARCHIVE_TIMEOUT:-60}
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function update_conf() {
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wal=$1
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# PGDATA is defined in upstream postgres dockerfile
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config_file=$PGDATA/postgresql.conf
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# Check if configuration file exists. If not, it probably means that database is not initialized yet
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if [ ! -f $config_file ]; then
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return
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fi
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# Reinitialize config
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sed -i "s/log_timezone =.*$//g" $PGDATA/postgresql.conf
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sed -i "s/timezone =.*$//g" $PGDATA/postgresql.conf
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sed -i "s/wal_level =.*$//g" $config_file
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sed -i "s/archive_mode =.*$//g" $config_file
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sed -i "s/archive_timeout =.*$//g" $config_file
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sed -i "s/archive_command =.*$//g" $config_file
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# Configure wal-e
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if [ "$wal" = true ]; then
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/docker-entrypoint-initdb.d/setup-wale.sh
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fi
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echo "log_timezone = $DEFAULT_TIMEZONE" >>$config_file
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echo "timezone = $DEFAULT_TIMEZONE" >>$config_file
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}
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if [ "${1:0:1}" = '-' ]; then
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set -- postgres "$@"
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fi
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if [ "$1" = 'postgres' ]; then
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# Check wal-e variables
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wal_enable=true
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VARS=(AWS_ACCESS_KEY_ID AWS_SECRET_ACCESS_KEY WALE_S3_PREFIX AWS_REGION)
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for v in ${VARS[@]}; do
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if [ "${!v}" = "" ]; then
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echo "$v is required for Wal-E but not set. Skipping Wal-E setup."
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wal_enable=false
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fi
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done
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# Setup wal-e env variables
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if [ "$wal_enable" = true ]; then
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for v in ${VARS[@]}; do
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export $v="${!v}"
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done
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WAL_LEVEL=archive
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ARCHIVE_MODE=on
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fi
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# Update postgresql configuration
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update_conf $wal_enable
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# Run the postgresql entrypoint
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docker-entrypoint.sh postgres
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fi
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