Go 1.13

.circleci/config.yml

@@ -20,25 +20,24 @@ workflows:
     jobs:
       # publish jobs depend on this as well,
       # thus tags need to be allowed for these
-      - lint: {filters: {<<: *tags}}
       - test: {filters: {<<: *tags}}
 
       - build/promtail-windows:
-          requires: [ lint, test ]
+          requires: [ test ]
 
       - build/docker-driver:
-          requires: [ lint, test ]
+          requires: [ test ]
           filters: {<<: *no-master}
       - publish/docker-driver:
-          requires: [ lint, test ]
+          requires: [ test ]
           filters: { <<: *tag-or-master }
 
       - publish/binaries:
-          requires: [ lint, test ]
+          requires: [ test ]
           filters: { <<: *only-tags }
 
       - test-helm:
-          requires: [ lint, test ]
+          requires: [ test ]
           filters: {<<: *tags}
       - publish-helm:
           requires: [ test-helm ]
@@ -48,7 +47,7 @@ workflows:
 # https://circleci.com/blog/circleci-hacks-reuse-yaml-in-your-circleci-config-with-yaml/
 .defaults: &defaults
   docker:
-    - image: grafana/loki-build-image:0.6.0
+    - image: grafana/loki-build-image:0.7.1
   working_directory: /src/loki
 
 jobs:
@@ -60,20 +59,6 @@ jobs:
           name: Unit Tests
           command: make BUILD_IN_CONTAINER=false test
 
-  lint:
-    <<: *defaults
-    steps:
-      - checkout
-      - run:
-          name: Lint
-          command: make lint
-      - run:
-          name: Check Generated Files
-          command: make BUILD_IN_CONTAINER=false check-generated-files
-      - run:
-          name: Check Go Mod
-          command: make BUILD_IN_CONTAINER=false check-mod
-
   # Promtail
   build/promtail-windows:
     <<: *defaults

.drone/drone.yml

@@ -5,27 +5,27 @@ steps:
   - make BUILD_IN_CONTAINER=false test
   depends_on:
   - clone
-  image: grafana/loki-build-image:0.6.0
+  image: grafana/loki-build-image:0.7.1
   name: test
 - commands:
   - make BUILD_IN_CONTAINER=false lint
   depends_on:
   - clone
-  image: grafana/loki-build-image:0.6.0
+  image: grafana/loki-build-image:0.7.1
   name: lint
 - commands:
   - make BUILD_IN_CONTAINER=false check-generated-files
   depends_on:
   - clone
-  image: grafana/loki-build-image:0.6.0
+  image: grafana/loki-build-image:0.7.1
   name: check-generated-files
 - commands:
   - make BUILD_IN_CONTAINER=false check-mod
   depends_on:
   - clone
   - test
   - lint
-  image: grafana/loki-build-image:0.6.0
+  image: grafana/loki-build-image:0.7.1
   name: check-mod
 workspace:
   base: /src
@@ -492,7 +492,7 @@ steps:
   environment:
     CIRCLE_TOKEN:
       from_secret: circle_token
-  image: grafana/loki-build-image:0.6.0
+  image: grafana/loki-build-image:0.7.1
   name: trigger
 trigger:
   ref:

CONTRIBUTING.md

@@ -26,7 +26,7 @@ Please follow the [Loki Helm Chart](./production/helm/README.md).
 ### Dependency management
 
 We uses [Go modules](https://golang.org/cmd/go/#hdr-Modules__module_versions__and_more) to manage dependencies on external packages.
-This requires a working Go environment with version 1.12 or greater and git installed.
+This requires a working Go environment with version 1.13 or greater and git installed.
 
 To add or update a new dependency, use the `go get` command:
 

Makefile

@@ -20,7 +20,7 @@ IMAGE_NAMES := $(foreach dir,$(DOCKER_IMAGE_DIRS),$(patsubst %,$(IMAGE_PREFIX)%,
 # make BUILD_IN_CONTAINER=false target
 # or you can override this with an environment variable
 BUILD_IN_CONTAINER ?= true
-BUILD_IMAGE_VERSION := 0.6.0
+BUILD_IMAGE_VERSION := 0.7.1
 
 # Docker image info
 IMAGE_PREFIX ?= grafana
@@ -474,8 +474,23 @@ drone:
 
 # support go modules
 check-mod:
+ifeq ($(BUILD_IN_CONTAINER),true)
+	docker run \
+		--entrypoint "" \
+		-e "GO111MODULE=on" \
+		-e "GOPROXY=https://proxy.golang.org" \
+		-v ~/go/pkg/mod:/go/pkg/mod \
+		-v $(shell pwd):/src/loki \
+		$(IMAGE_PREFIX)/loki-build-image:$(BUILD_IMAGE_VERSION) \
+		bash -c "cd /src/loki; \
+		go mod download; \
+		go mod verify; \
+		go mod tidy; \
+		go mod vendor; "
+else
 	GO111MODULE=on GOPROXY=https://proxy.golang.org go mod download
 	GO111MODULE=on GOPROXY=https://proxy.golang.org go mod verify
 	GO111MODULE=on GOPROXY=https://proxy.golang.org go mod tidy
 	GO111MODULE=on GOPROXY=https://proxy.golang.org go mod vendor
+endif
 	@git diff --exit-code -- go.sum go.mod vendor/

cmd/docker-driver/Dockerfile

@@ -1,4 +1,4 @@
-ARG BUILD_IMAGE=grafana/loki-build-image:0.6.0
+ARG BUILD_IMAGE=grafana/loki-build-image:0.7.1
 # Directories in this file are referenced from the root of the project not this folder
 # This file is intented to be called from the root like so:
 # docker build -t grafana/loki -f cmd/loki/Dockerfile .

cmd/fluent-bit/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.12 as build
+FROM golang:1.13 as build
 COPY . /src/loki
 WORKDIR /src/loki
 RUN make clean && make BUILD_IN_CONTAINER=false fluent-bit-plugin

cmd/loki-canary/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.12 as build
+FROM golang:1.13 as build
 COPY . /src/loki
 WORKDIR /src/loki
 RUN make clean && make BUILD_IN_CONTAINER=false loki-canary

cmd/loki-canary/Dockerfile.cross

@@ -1,4 +1,4 @@
-ARG BUILD_IMAGE=grafana/loki-build-image:latest
+ARG BUILD_IMAGE=grafana/loki-build-image:0.7.1
 # Directories in this file are referenced from the root of the project not this folder
 # This file is intented to be called from the root like so:
 # docker build -t grafana/promtail -f cmd/promtail/Dockerfile .

cmd/loki/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.12 as build
+FROM golang:1.13 as build
 COPY . /src/loki
 WORKDIR /src/loki
 RUN make clean && make BUILD_IN_CONTAINER=false loki

cmd/loki/Dockerfile.cross

@@ -1,4 +1,4 @@
-ARG BUILD_IMAGE=grafana/loki-build-image:latest
+ARG BUILD_IMAGE=grafana/loki-build-image:0.7.1
 # Directories in this file are referenced from the root of the project not this folder
 # This file is intented to be called from the root like so:
 # docker build -t grafana/loki -f cmd/loki/Dockerfile .

cmd/promtail/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.12 as build
+FROM golang:1.13 as build
 COPY . /src/loki
 WORKDIR /src/loki
 RUN apt-get update && apt-get install -qy libsystemd-dev

cmd/promtail/Dockerfile.cross

@@ -1,4 +1,4 @@
-ARG BUILD_IMAGE=grafana/loki-build-image:latest
+ARG BUILD_IMAGE=grafana/loki-build-image:0.7.1
 # Directories in this file are referenced from the root of the project not this folder
 # This file is intented to be called from the root like so:
 # docker build -t grafana/promtail -f cmd/promtail/Dockerfile .

go.mod

@@ -1,6 +1,6 @@
 module github.com/grafana/loki
 
-go 1.12
+go 1.13
 
 require (
 	cloud.google.com/go/bigtable v1.0.0 // indirect

loki-build-image/Dockerfile

@@ -9,12 +9,12 @@ RUN apk add --no-cache curl && \
 FROM alpine as golangci
 RUN apk add --no-cache curl && \
     cd / && \
-    curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s v1.17.1
+    curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s v1.19.1
 
 FROM alpine:edge as docker
 RUN apk add --no-cache docker-cli
 
-FROM golang:1.12.9-stretch
+FROM golang:1.13.1-stretch
 RUN apt-get update && \
     apt-get install -qy \
       musl \