Merge pull request #286 from mbartsch/multiplatform

Add changes to support multiple platform build

Makefile

@@ -17,12 +17,20 @@
 VERSION ?= $(shell git describe --tags --always --dirty)
 LDFLAGS ?= -X main.version=$(VERSION)
 
+ARCH ?= $(shell uname -m)
+
+ifeq ($(ARCH),aarch64)
+ ARCH = arm64
+else ($(ARCH),x86_64)
+ ARCH = amd64
+endif
+
 # Download portmap plugin
 download-portmap:
  mkdir -p tmp/downloads
  mkdir -p tmp/plugins
- curl -L -o tmp/downloads/cni-plugins-amd64.tgz https:/containernetworking/plugins/releases/download/v0.6.0/cni-plugins-amd64-v0.6.0.tgz
- tar -vxf tmp/downloads/cni-plugins-amd64.tgz -C tmp/plugins
+ curl -L -o tmp/downloads/cni-plugins-$(ARCH).tgz https:/containernetworking/plugins/releases/download/v0.6.0/cni-plugins-$(ARCH)-v0.6.0.tgz
+ tar -vxf tmp/downloads/cni-plugins-$(ARCH).tgz -C tmp/plugins
  cp tmp/plugins/portmap .
  rm -rf tmp