Make cAdvisor Dockerimage much smaller.

Remove old Dockerfiles for deployment and create a new one that only includes the statically linked binaries we need. This creates an image that is ~22MB in size.
rsamin · Jul 16, 2014 · 93754d7 · 93754d7
1 parent dbdf923
commit 93754d7
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diff --git a/deploy/Dockerfile b/deploy/Dockerfile
@@ -0,0 +1,11 @@
+FROM scratch
+MAINTAINER dengnan@google.com vmarmol@google.com
+
+# NOTE: Run prepare.sh before building this Docker image.
+
+# Grab lmctfy and cadvisor from the staging directory.
+ADD lmctfy /usr/bin/lmctfy
+ADD cadvisor /usr/bin/cadvisor
+
+EXPOSE 8080
+ENTRYPOINT ["/usr/bin/cadvisor"]
diff --git a/deploy/docker-only/Dockerfile b/deploy/docker-only/Dockerfile
diff --git a/deploy/lmctfy-docker/Dockerfile b/deploy/lmctfy-docker/Dockerfile
diff --git a/deploy/prepare.sh b/deploy/prepare.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -e
+set -x
+
+# Download lmctfy.
+wget http://storage.googleapis.com/cadvisor-bin/lmctfy/lmctfy
+chmod +x lmctfy
+
+# Statically build cAdvisor from source and stage it.
+go build --ldflags '-extldflags "-static"' github.com/google/cadvisor