Upgrade Go version to 1.16

.circleci/config.yml

@@ -7,10 +7,10 @@ orbs:
 executors:
   golang:
     docker:
-      - image: cimg/go:1.15-node
+      - image: cimg/go:1.16-node
   golang-test:
     docker:
-      - image: cimg/go:1.15-node
+      - image: cimg/go:1.16-node
       - image: beaukode/docker-swift-onlyone-authv2-keystone
 
 jobs:

.github/workflows/docs.yaml

@@ -20,7 +20,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.15.x
+          go-version: 1.16.x
 
       - uses: actions/cache@v1
         with:

.github/workflows/go.yaml

@@ -18,7 +18,7 @@ jobs:
       - name: Install Go.
         uses: actions/setup-go@v1
         with:
-          go-version: 1.15.x
+          go-version: 1.16.x
 
       - name: Check out code into the Go module directory
         uses: actions/checkout@v1
@@ -42,7 +42,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.15.x
+          go-version: 1.16.x
 
       - uses: actions/cache@v1
         with:
@@ -63,7 +63,7 @@ jobs:
       - name: Install Go.
         uses: actions/setup-go@v1
         with:
-          go-version: 1.15.x
+          go-version: 1.16.x
 
       - name: Check out code into the Go module directory.
         uses: actions/checkout@v2

.go-version

@@ -1 +1 @@
-1.15
+1.16

.promu.yml

@@ -1,5 +1,5 @@
 go:
-  version: 1.15
+  version: 1.16
 repository:
   path: github.com/thanos-io/thanos
 build:

CHANGELOG.md

@@ -30,7 +30,7 @@ We use _breaking :warning:_ to mark changes that are not backward compatible (re
 
 ### Changed
 - [#3929](https://github.com/thanos-io/thanos/pull/3929) Store: Adds the name of the instantiated memcached client to log info
-
+- [#3827](https://github.com/thanos-io/thanos/pull/3827) Upgrade Go version to 1.16
 - [#3948](https://github.com/thanos-io/thanos/pull/3948) Receiver: Adjust `http_request_duration_seconds` buckets for low latency requests.
 - [#3856](https://github.com/thanos-io/thanos/pull/3856) Mixin: _breaking :warning:_ Introduce flexible multi-cluster/namespace mode for alerts and dashboards. Removes jobPrefix config option. Removes `namespace` by default.
 - [#3937](https://github.com/thanos-io/thanos/pull/3937) Store: Reduce memory usage for range queries.

Dockerfile.multi-stage

@@ -1,6 +1,6 @@
 # By default we pin to amd64 sha. Use make docker to automatically adjust for arm64 versions.
 ARG SHA="fca3819d670cdaee0d785499fda202ea01c0640ca0803d26ae6dbf2a1c8c041c"
-FROM golang:1.15-alpine3.12 as builder
+FROM golang:1.16-alpine3.12 as builder
 
 WORKDIR $GOPATH/src/github.com/thanos-io/thanos
 # Change in the docker context invalidates the cache so to leverage docker

docs/getting-started.md

@@ -45,7 +45,7 @@ See [release process docs](release-process.md) for details.
 
 Thanos is built purely in [Golang](https://golang.org/), thus allowing to run Thanos on various x64 operating systems.
 
-If you want to build Thanos from source you would need a working installation of the Go 1.15+ [toolchain](https://github.com/golang/tools) (`GOPATH`, `PATH=${GOPATH}/bin:${PATH}`).
+If you want to build Thanos from source you would need a working installation of the Go 1.16+ [toolchain](https://github.com/golang/tools) (`GOPATH`, `PATH=${GOPATH}/bin:${PATH}`).
 
 Thanos can be downloaded and built by running:
 

go.sum

@@ -1251,19 +1251,15 @@ github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9dec
 github.com/yuin/gopher-lua v0.0.0-20200816102855-ee81675732da h1:NimzV1aGyq29m5ukMK0AMWEhFaL/lrEOaephfuoiARg=
 github.com/yuin/gopher-lua v0.0.0-20200816102855-ee81675732da/go.mod h1:E1AXubJBdNmFERAOucpDIxNzeGfLzg0mYh+UfMWdChA=
 gitlab.com/nyarla/go-crypt v0.0.0-20160106005555-d9a5dc2b789b/go.mod h1:T3BPAOm2cqquPa0MKWeNkmOM5RQsRhkrwMWonFMN7fE=
-go.elastic.co/apm v1.5.0 h1:arba7i+CVc36Jptww3R1ttW+O10ydvnBtidyd85DLpg=
 go.elastic.co/apm v1.5.0/go.mod h1:OdB9sPtM6Vt7oz3VXt7+KR96i9li74qrxBGHTQygFvk=
 go.elastic.co/apm v1.11.0 h1:uJyt6nCW9880sZhfl1tB//Jy/5TadNoAd8edRUtgb3w=
 go.elastic.co/apm v1.11.0/go.mod h1:qoOSi09pnzJDh5fKnfY7bPmQgl8yl2tULdOu03xhui0=
-go.elastic.co/apm/module/apmhttp v1.5.0 h1:sxntP97oENyWWi+6GAwXUo05oEpkwbiarZLqrzLRA4o=
 go.elastic.co/apm/module/apmhttp v1.5.0/go.mod h1:1FbmNuyD3ddauwzgVwFB0fqY6KbZt3JkV187tGCYYhY=
 go.elastic.co/apm/module/apmhttp v1.11.0 h1:k/MjK0y2aLOXumoM8jcWXqxvIFlMS4U8Bn9cMUPdVX0=
 go.elastic.co/apm/module/apmhttp v1.11.0/go.mod h1:5JFMIxdeS4vJy+D1PPPjINuX6hZ3AHalZXoOgyqZAkk=
-go.elastic.co/apm/module/apmot v1.5.0 h1:rPyHRI6Ooqjwny67au6e2eIxLZshqd7bJfAUpdgOw/4=
 go.elastic.co/apm/module/apmot v1.5.0/go.mod h1:d2KYwhJParTpyw2WnTNy8geNlHKKFX+4oK3YLlsesWE=
 go.elastic.co/apm/module/apmot v1.11.0 h1:Qmol6ztDJgvGK/B2cRdcPRNw4qE7kRv1d0vo9ptZfIo=
 go.elastic.co/apm/module/apmot v1.11.0/go.mod h1:Qnbt3w1DvUd/5QugAF1AJ3mR4AG86EcJFBnAGW77EmU=
-go.elastic.co/fastjson v1.0.0 h1:ooXV/ABvf+tBul26jcVViPT3sBir0PvXgibYB1IQQzg=
 go.elastic.co/fastjson v1.0.0/go.mod h1:PmeUOMMtLHQr9ZS9J9owrAVg0FkaZDRZJEFTTGHtchs=
 go.elastic.co/fastjson v1.1.0 h1:3MrGBWWVIxe/xvsbpghtkFoPciPhOCmjsR/HfwEeQR4=
 go.elastic.co/fastjson v1.1.0/go.mod h1:boNGISWMjQsUPy/t6yqt2/1Wx4YNPSe+mZjlyw9vKKI=