install dig and ip commands in Dockerfiles

Dockerfile

@@ -6,6 +6,8 @@ RUN apt-get update \
  && apt-get install -y -q --no-install-recommends \
     ca-certificates \
     wget \
+    iproute2 \
+    dnsutils \
  && apt-get clean \
  && rm -r /var/lib/apt/lists/*
 

Dockerfile.alpine

@@ -4,6 +4,7 @@ LABEL maintainer="Jason Wilder mail@jasonwilder.com"
 # Install wget and install/updates certificates
 RUN apk add --no-cache --virtual .run-deps \
     ca-certificates bash wget openssl \
+    iproute2 bind-tools \
     && update-ca-certificates