added dockerfile

docker/postgres.sh

@@ -0,0 +1,58 @@
+#!/bin/sh
+chown -R postgres "$PGDATA"
+if [ -z "$(ls -A "$PGDATA")" ]; then
+    gosu postgres initdb
+    sed -ri "s/^#(listen_addresses\s*=\s*)\S+/\1'*'/" "$PGDATA"/postgresql.conf
+
+    : ${POSTGRES_USER:="postgres"}
+    : ${POSTGRES_DB:=$POSTGRES_USER}
+
+    if [ "$POSTGRES_PASSWORD" ]; then
+      pass="PASSWORD '$POSTGRES_PASSWORD'"
+      authMethod=md5
+    else
+      echo "==============================="
+      echo "!!! NO PASSWORD SET !!! (Use \$POSTGRES_PASSWORD env var)"
+      echo "==============================="
+      pass=
+      authMethod=trust
+    fi
+    echo
+
+
+    if [ "$POSTGRES_DB" != 'postgres' ]; then
+      createSql="CREATE DATABASE $POSTGRES_DB;"
+      echo $createSql | gosu postgres postgres --single -jE
+      echo
+    fi
+
+    if [ "$POSTGRES_USER" != 'postgres' ]; then
+      op=CREATE
+    else
+      op=ALTER
+    fi
+
+    userSql="$op USER $POSTGRES_USER WITH SUPERUSER $pass;"
+    echo $userSql | gosu postgres postgres --single -jE
+    echo
+
+    gosu postgres pg_ctl -D "$PGDATA" \
+        -o "-c listen_addresses=''" \
+        -w start
+
+    echo
+    for f in /docker-entrypoint-initdb.d/*; do
+        case "$f" in
+            *.sh)  echo "$0: running $f"; . "$f" ;;
+            *.sql) echo "$0: running $f"; psql --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" < "$f" && echo ;;
+            *)     echo "$0: ignoring $f" ;;
+        esac
+        echo
+    done
+
+    gosu postgres pg_ctl -D "$PGDATA" -m fast -w stop
+
+    { echo; echo "host all all 0.0.0.0/0 $authMethod"; } >> "$PGDATA"/pg_hba.conf
+fi
+
+exec gosu postgres postgres