From b60fa8a44469d59709ccfcae569dc61edd54352e Mon Sep 17 00:00:00 2001
From: "david.gunter" <david.gunter@agilebits.com>
Date: Thu, 14 Jan 2021 12:49:58 -0800
Subject: [PATCH] Add optional $operator_version Dockerfile arg.

Value is passed to `go build` process and dynamically updates the version.Version variable.
---
 Dockerfile | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 086e861..2017b3f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,15 @@ COPY pkg/ pkg/
 COPY version/ version/
 COPY vendor/ vendor/
 # Build
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 GO111MODULE=on go build -mod vendor -a -o manager main.go
+ARG operator_version=dev
+RUN CGO_ENABLED=0 \
+    GOOS=linux \
+    GOARCH=amd64 \
+    GO111MODULE=on \
+    go build \
+    -ldflags "-X version.Version=$operator_version" \
+    -mod vendor \
+    -a -o manager main.go
 
 # Use distroless as minimal base image to package the manager binary
 # Refer to https://github.com/GoogleContainerTools/distroless for more details