Update Dockerfile to allow override of FROM variable
Change-Id: I8c4d4402c22e7c68982207ff1216b8f9b1d0dd06
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@ -1,4 +1,5 @@
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FROM ubuntu:16.04
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ARG FROM=ubuntu:16.04
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FROM ${FROM}
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RUN apt-get update && apt-get install -y qemu-kvm dnsmasq bridge-utils mkisofs curl jq wget iptables
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RUN apt-get clean
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