add option DNS Server

Author: Naiba

.env.dist

@@ -1,6 +1,9 @@
 TZ=Europe/Moscow
 SHELL=/bin/zsh
 HOSTIP=127.0.0.1
+#HOSTIP=docker.for.mac.localhost
+DNS1=8.8.8.8
+DNS2=8.8.4.4
 
 SYMFONY_ENV=dev
 MYSQL_ROOT_PASSWORD=root

conf/dnsmasq/Dockerfile

@@ -1,9 +1,15 @@
 FROM alpine:latest
-MAINTAINER [email protected]
+MAINTAINER Naiwa([email protected])
 
 RUN apk --no-cache add dnsmasq
 COPY dnsmasq.conf /etc/dnsmasq.conf
 
+ARG DNS1
+ARG DNS2
+RUN echo server=$DNS1>>/etc/dnsmasq.conf \
+	&& echo server=$DNS2>>/etc/dnsmasq.conf \
+	&& cat /etc/dnsmasq.conf
+
 EXPOSE 53 53/udp
 
 ENTRYPOINT ["dnsmasq", "-k"]

conf/dnsmasq/dnsmasq.conf

@@ -1,4 +1,7 @@
+no-hosts
 no-resolv
-server=8.8.4.4
-server=8.8.8.8
-address=/.dev/127.0.0.1
+strict-order
+
+address=/.dev/127.0.0.1
+
+all-servers

docker-compose.yml

@@ -97,12 +97,16 @@ services:
             - elasticsearch
 
     dnsmasq:
+        env_file: .env
         build:
+            args:
+                - DNS1=${DNS1}
+                - DNS2=${DNS2}
             context: ./conf/dnsmasq
         ports:
             - "53:53"
             - "53:53/udp"
-        cap_add:  
+        cap_add:
             - NET_ADMIN
         restart: always