From 4e39a436da6aaf6dd4dc9dda0e91a2c9fa19fc3b Mon Sep 17 00:00:00 2001
From: Ruslan Aliev <raliev@mirantis.com>
Date: Thu, 16 Dec 2021 01:50:24 +0000
Subject: [PATCH] Speed-up building applier and clusterctl images

Use caching to download go modules.

Change-Id: I9fa7d19f9daaa73675dfb8c59ffed0ad08638631
Signed-off-by: Ruslan Aliev <raliev@mirantis.com>
---
 krm-functions/applier/Dockerfile           | 3 ++-
 krm-functions/clusterctl/Dockerfile        | 3 ++-
 krm-functions/kubeval-validator/Dockerfile | 5 ++---
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/krm-functions/applier/Dockerfile b/krm-functions/applier/Dockerfile
index 074e1cde8..c4901ee8d 100644
--- a/krm-functions/applier/Dockerfile
+++ b/krm-functions/applier/Dockerfile
@@ -12,8 +12,9 @@ RUN update-ca-certificates
 ENV PATH "/usr/local/go/bin:$PATH"
 ENV CGO_ENABLED=0
 WORKDIR /go/src/
-COPY image/ .
+COPY image/go.mod image/go.sum ./
 RUN go mod download
+COPY image/ ./
 RUN go build -v -o /usr/local/bin/config-function ./
 
 FROM ${PLUGINS_RELEASE_IMAGE} as release
diff --git a/krm-functions/clusterctl/Dockerfile b/krm-functions/clusterctl/Dockerfile
index 35e9585e9..d000bc022 100644
--- a/krm-functions/clusterctl/Dockerfile
+++ b/krm-functions/clusterctl/Dockerfile
@@ -24,8 +24,9 @@ RUN update-ca-certificates
 ENV PATH "/usr/local/go/bin:$PATH"
 ENV CGO_ENABLED=0
 WORKDIR /go/src/
-COPY image/ .
+COPY image/go.mod image/go.sum ./
 RUN go mod download
+COPY image/ ./
 RUN go build -v -o /usr/local/bin/config-function ./
 
 FROM ${PLUGINS_RELEASE_IMAGE} as release
diff --git a/krm-functions/kubeval-validator/Dockerfile b/krm-functions/kubeval-validator/Dockerfile
index 7504a85c9..7f058eefe 100644
--- a/krm-functions/kubeval-validator/Dockerfile
+++ b/krm-functions/kubeval-validator/Dockerfile
@@ -12,10 +12,9 @@ RUN update-ca-certificates
 ENV PATH "/usr/local/go/bin:$PATH"
 ENV CGO_ENABLED=0
 WORKDIR /go/src/
-COPY image/go.mod .
-COPY image/go.sum .
+COPY image/go.mod image/go.sum ./
 RUN go mod download
-COPY image/main.go .
+COPY image/ ./
 RUN go build -v -o /usr/local/bin/config-function ./
 
 FROM ${PLUGINS_RELEASE_IMAGE} as release