change masscan to alpine

Signed-off-by: Jess Frazelle <acidburn@microsoft.com>

k8scan/Dockerfile

@@ -31,7 +31,7 @@ RUN set -x \
 	&& CGO_ENABLED=0 go build -a -tags netgo -ldflags '-w -extldflags "-static"' -o /usr/bin/k8scan *.go \
 	&& echo "Build complete."
 
-FROM scratch
+FROM r.j3ss.co/masscan
 
 COPY --from=builder /usr/bin/k8scan /usr/bin/k8scan
 COPY --from=builder /etc/ssl/certs/ /etc/ssl/certs

latest-versions.sh

@@ -107,6 +107,7 @@ google/guetzli
 irssi/irssi
 cryptodotis/irssi-otr
 keepassxreboot/keepassxc
+robertdavidgraham/masscan
 zyedidia/micro
 bitly/oauth2_proxy
 Tautulli/Tautulli

masscan/Dockerfile

@@ -1,26 +1,27 @@
-FROM debian:sid
+FROM alpine:latest
 LABEL maintainer "Jessie Frazelle <jess@linux.com>"
 
-RUN apt-get update && apt-get install -y \
+RUN apk add --no-cache \
 	ca-certificates \
-	libpcap-dev \
-	--no-install-recommends \
-	&& rm -rf /var/lib/apt/lists/*
+	libpcap-dev
 
-RUN buildDeps=' \
+ENV MASSCAN_VERSION 1.0.5
+
+RUN set -x \
+	&& apk add --no-cache --virtual .build-deps \
+		build-base \
 		clang \
-		gcc \
+		clang-dev \
 		git \
-		make \
-	' \
-	&& set -x \
-	&& apt-get update && apt-get install -y $buildDeps --no-install-recommends \
+		linux-headers \
 	&& rm -rf /var/lib/apt/lists/* \
-	&& git clone --depth 1 https://github.com/robertdavidgraham/masscan.git /usr/src/masscan \
-	&& cd /usr/src/masscan \
+	&& git clone --depth 1 --branch "$MASSCAN_VERSION" https://github.com/robertdavidgraham/masscan.git /usr/src/masscan \
+	&& ( \
+	cd /usr/src/masscan \
 	&& make \
 	&& make install \
+	) \
 	&& rm -rf /usr/src/masscan \
-	&& apt-get purge -y --auto-remove $buildDeps
+	&& apk del .build-deps
 
 ENTRYPOINT [ "masscan" ]