mirror of
https://github.com/pschiffe/docker-pdns.git
synced 2024-11-14 04:07:57 +01:00
82 lines
2.9 KiB
Bash
Executable file
82 lines
2.9 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
set -euo pipefail
|
|
|
|
# Configure mysql env vars
|
|
: "${PDNS_gmysql_host:=${MYSQL_ENV_MYSQL_HOST:-mysql}}"
|
|
: "${PDNS_gmysql_port:=${MYSQL_ENV_MYSQL_PORT:-3306}}"
|
|
: "${PDNS_gmysql_user:=${MYSQL_ENV_MYSQL_USER:-root}}"
|
|
if [ "${PDNS_gmysql_user}" = 'root' ]; then
|
|
: "${PDNS_gmysql_password:=${MYSQL_ENV_MYSQL_ROOT_PASSWORD:-}}"
|
|
fi
|
|
: "${PDNS_gmysql_password:=${MYSQL_ENV_MYSQL_PASSWORD:-powerdns}}"
|
|
: "${PDNS_gmysql_dbname:=${MYSQL_ENV_MYSQL_DATABASE:-powerdns}}"
|
|
|
|
# use first part of node name as database name suffix
|
|
if [ "${NODE_NAME:-}" ]; then
|
|
NODE_NAME=$(echo ${NODE_NAME} | sed -e 's/\..*//' -e 's/-//')
|
|
PDNS_gmysql_dbname="${PDNS_gmysql_dbname}${NODE_NAME}"
|
|
fi
|
|
|
|
|
|
export PDNS_gmysql_host PDNS_gmysql_port PDNS_gmysql_user PDNS_gmysql_password PDNS_gmysql_dbname
|
|
|
|
EXTRA=""
|
|
|
|
# Password Auth
|
|
if [ "${PDNS_gmysql_password}" != "" ]; then
|
|
EXTRA="${EXTRA} -p${PDNS_gmysql_password}"
|
|
fi
|
|
|
|
# Allow socket connections
|
|
if [ "${PDNS_gmysql_socket:-}" != "" ]; then
|
|
export PDNS_gmysql_host="localhost"
|
|
EXTRA="${EXTRA} --socket=${PDNS_gmysql_socket}"
|
|
fi
|
|
|
|
MYSQL_COMMAND="mysql -h ${PDNS_gmysql_host} -P ${PDNS_gmysql_port} -u ${PDNS_gmysql_user}${EXTRA}"
|
|
|
|
# Wait for MySQL to respond
|
|
until $MYSQL_COMMAND -e ';' ; do
|
|
>&2 echo 'MySQL is unavailable - sleeping'
|
|
sleep 3
|
|
done
|
|
|
|
# Initialize DB if needed
|
|
if [ "${SKIP_DB_CREATE:-false}" != 'true' ]; then
|
|
$MYSQL_COMMAND -e "CREATE DATABASE IF NOT EXISTS ${PDNS_gmysql_dbname}"
|
|
fi
|
|
|
|
MYSQL_CHECK_IF_HAS_TABLE="SELECT COUNT(DISTINCT table_name) FROM information_schema.columns WHERE table_schema = '${PDNS_gmysql_dbname}';"
|
|
MYSQL_NUM_TABLE=$($MYSQL_COMMAND --batch --skip-column-names -e "$MYSQL_CHECK_IF_HAS_TABLE")
|
|
if [ "$MYSQL_NUM_TABLE" -eq 0 ]; then
|
|
$MYSQL_COMMAND -D "$PDNS_gmysql_dbname" < /usr/share/doc/pdns/schema.mysql.sql
|
|
fi
|
|
|
|
if [ "${PDNS_superslave:-no}" == "yes" ]; then
|
|
# Configure supermasters if needed
|
|
if [ "${SUPERMASTER_IPS:-}" ]; then
|
|
$MYSQL_COMMAND -D "$PDNS_gmysql_dbname" -e "TRUNCATE supermasters;"
|
|
MYSQL_INSERT_SUPERMASTERS=''
|
|
if [ "${SUPERMASTER_COUNT:-0}" == "0" ]; then
|
|
SUPERMASTER_COUNT=10
|
|
fi
|
|
i=1; while [ $i -le ${SUPERMASTER_COUNT} ]; do
|
|
SUPERMASTER_HOST=$(echo ${SUPERMASTER_HOSTS:-} | awk -v col="$i" '{ print $col }')
|
|
SUPERMASTER_IP=$(echo ${SUPERMASTER_IPS} | awk -v col="$i" '{ print $col }')
|
|
if [ -z "${SUPERMASTER_HOST:-}" ]; then
|
|
SUPERMASTER_HOST=$(hostname -f)
|
|
fi
|
|
if [ "${SUPERMASTER_IP:-}" ]; then
|
|
MYSQL_INSERT_SUPERMASTERS="${MYSQL_INSERT_SUPERMASTERS} INSERT INTO supermasters VALUES('${SUPERMASTER_IP}', '${SUPERMASTER_HOST}', 'admin');"
|
|
fi
|
|
i=$(( i + 1 ))
|
|
done
|
|
$MYSQL_COMMAND -D "$PDNS_gmysql_dbname" -e "$MYSQL_INSERT_SUPERMASTERS"
|
|
fi
|
|
fi
|
|
|
|
# Create config file from template
|
|
envtpl < /pdns.conf.tpl > /etc/pdns/pdns.conf
|
|
|
|
exec "$@"
|