Add "make docker" for GitHub issue #1013

docker/Dockerfile

@@ -4,11 +4,11 @@ MAINTAINER Adam Ierymekno <adam.ierymenko@zerotier.com>, Grant Limberg <grant.li
 
 RUN yum update -y
 RUN yum install -y https://download.postgresql.org/pub/repos/yum/10/redhat/rhel-7-x86_64/pgdg-centos10-10-2.noarch.rpm
-RUN yum install -y bash postgresql10 libpqxx-devel
-
-RUN yum -y install epel-release && yum -y update && yum clean all
-RUN yum -y install clang jemalloc jemalloc-devel
+RUN yum install -y bash postgresql10 libpqxx-devel librabbitmq
+RUN yum clean all
 
+#RUN yum -y install epel-release && yum -y update && yum clean all
+#RUN yum -y install clang jemalloc jemalloc-devel
 
 ADD zerotier-one /usr/local/bin/zerotier-one
 RUN chmod a+x /usr/local/bin/zerotier-one

make-linux.mk

@@ -322,7 +322,7 @@ manpages:	FORCE
 doc:	manpages
 
 clean: FORCE
-	rm -rf *.a *.so *.o node/*.o controller/*.o osdep/*.o service/*.o ext/http-parser/*.o ext/miniupnpc/*.o ext/libnatpmp/*.o $(CORE_OBJS) $(ONE_OBJS) zerotier-one zerotier-idtool zerotier-cli zerotier-selftest build-* ZeroTierOneInstaller-* *.deb *.rpm .depend debian/files debian/zerotier-one*.debhelper debian/zerotier-one.substvars debian/*.log debian/zerotier-one doc/node_modules ext/misc/*.o debian/.debhelper debian/debhelper-build-stamp
+	rm -rf *.a *.so *.o node/*.o controller/*.o osdep/*.o service/*.o ext/http-parser/*.o ext/miniupnpc/*.o ext/libnatpmp/*.o $(CORE_OBJS) $(ONE_OBJS) zerotier-one zerotier-idtool zerotier-cli zerotier-selftest build-* ZeroTierOneInstaller-* *.deb *.rpm .depend debian/files debian/zerotier-one*.debhelper debian/zerotier-one.substvars debian/*.log debian/zerotier-one doc/node_modules ext/misc/*.o debian/.debhelper debian/debhelper-build-stamp docker/zerotier-one
 
 distclean:	clean
 
@@ -331,6 +331,10 @@ realclean:	distclean
 official:	FORCE
 	make -j4 ZT_OFFICIAL=1 all
 
+docker:	FORCE
+	make clean ; make -j4 one
+	docker build -f docker/Dockerfile .
+
 central-controller:	FORCE
 	make -j4 LDLIBS="-L/usr/pgsql-10/lib/ -lpq -Lext/librabbitmq/centos_x64/lib/ -lrabbitmq" CXXFLAGS="-I/usr/pgsql-10/include -I./ext/librabbitmq/centos_x64/include -fPIC" DEFS="-DZT_CONTROLLER_USE_LIBPQ -DZT_CONTROLLER" ZT_OFFICIAL=1 ZT_USE_X64_ASM_ED25519=1 one