From 0edfc525220dbe8f55807295decbcc22fa1eabf1 Mon Sep 17 00:00:00 2001
From: Knut Ahlers <knut@ahlers.me>
Date: Sun, 7 Mar 2021 14:02:32 +0100
Subject: [PATCH] Fix build for Go1.16, update filebeat

Signed-off-by: Knut Ahlers <knut@ahlers.me>
---
 Dockerfile | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index a8f6328..b81180c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,14 +1,18 @@
 FROM golang:alpine
 
-ENV FILEBEAT_VERSION=v6.1.1
+ENV FILEBEAT_VERSION=v7.11.1
 
 RUN set -ex \
- && apk --no-cache add build-base git ca-certificates \
+ && apk --no-cache add \
+      build-base \
+      git \
+      ca-certificates \
  && mkdir -p /go/src/github.com/elastic \
- && git clone https://github.com/elastic/beats.git /go/src/github.com/elastic/beats \
- && git -C /go/src/github.com/elastic/beats fetch origin --tags \
- && git -C /go/src/github.com/elastic/beats reset --hard ${FILEBEAT_VERSION} \
- && go install -v github.com/elastic/beats/filebeat
+ && git clone -b ${FILEBEAT_VERSION} \
+      https://github.com/elastic/beats.git \
+      /go/src/github.com/elastic/beats \
+ && cd /go/src/github.com/elastic/beats/filebeat \
+ && go install -mod=readonly
 
 
 FROM alpine