start: use true/false for PSQL_TRUST_LOCALNET configuration

start

@@ -6,10 +6,10 @@ PG_CONFDIR="/etc/postgresql/${PG_VERSION}/main"
 PG_BINDIR="/usr/lib/postgresql/${PG_VERSION}/bin"
 PG_DATADIR="${PG_HOME}/${PG_VERSION}/main"
 
-# set this env variable to Y to enable a line in the
+# set this env variable to true to enable a line in the
 # pg_hba.conf file to trust samenet.  this can be used to connect
 # from other containers on the same host without authentication
-PSQL_TRUST_LOCALNET=${PSQL_TRUST_LOCALNET:N}
+PSQL_TRUST_LOCALNET=${PSQL_TRUST_LOCALNET:false}
 
 DB_NAME=${DB_NAME:-}
 DB_USER=${DB_USER:-}
@@ -33,7 +33,7 @@ listen_addresses = '*'
 EOF
 
 trust_local="host    all             all             samenet                 trust"
-if [ ${PSQL_TRUST_LOCALNET} = "Y" ]; then
+if [ ${PSQL_TRUST_LOCALNET} = "true" ]; then
   echo "Enabling trust samenet in pg_hba.conf..."
   echo ${trust_local} >> ${PG_CONFDIR}/pg_hba.conf
 fi