docker: add hooks to autotag images

1 files changed, 19 insertions, 0 deletions

diff --git a/client/hooks/post_push b/client/hooks/post_push
new file mode 100755
index 0000000..74c19dd
--- /dev/null
+++ b/client/hooks/post_push
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+add_tag() {
+    echo "Also tagging image as ${DOCKER_REPO}:${1}"
+    docker tag $IMAGE_NAME $DOCKER_REPO:$1
+    docker push $DOCKER_REPO:$1
+}
+
+CLOSEST_VER=$(git describe --tags --abbrev=0)
+CLOSEST_MAJOR_VER=$(echo ${CLOSEST_VER} | cut -d'.' -f1)
+CLOSEST_MINOR_VER=$(echo ${CLOSEST_VER} | cut -d'.' -f2)
+
+add_tag "${CLOSEST_MAJOR_VER}-edge"
+add_tag "${CLOSEST_MAJOR_VER}.${CLOSEST_MINOR_VER}-edge"
+
+if git describe --exact-match --abbrev=0 2> /dev/null; then
+	add_tag "${CLOSEST_MAJOR_VER}"
+	add_tag "${CLOSEST_MAJOR_VER}.${CLOSEST_MINOR_VER}"
+fi
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