chore: Update to go1.20 (#12593)

.circleci/config.yml

@@ -8,7 +8,7 @@ executors:
     working_directory: '/go/src/github.com/influxdata/telegraf'
     resource_class: large
     docker:
-      - image: 'quay.io/influxdb/telegraf-ci:1.19.5'
+      - image: 'quay.io/influxdb/telegraf-ci:1.20'
     environment:
       GOFLAGS: -p=4
   mac:

Makefile

@@ -242,8 +242,8 @@ plugins/parsers/influx/machine.go: plugins/parsers/influx/machine.go.rl
 
 .PHONY: ci
 ci:
-	docker build -t quay.io/influxdb/telegraf-ci:1.19.5 - < scripts/ci.docker
-	docker push quay.io/influxdb/telegraf-ci:1.19.5
+	docker build -t quay.io/influxdb/telegraf-ci:1.20 - < scripts/ci.docker
+	docker push quay.io/influxdb/telegraf-ci:1.20
 
 .PHONY: install
 install: $(buildbin)

internal/internal_test.go

@@ -708,7 +708,7 @@ func TestParseTimestampInvalid(t *testing.T) {
 			name:      "layout not matching time",
 			format:    "rfc3339",
 			timestamp: "09.07.2019 00:11:00",
-			expected:  "cannot parse \"7.2019 00:11:00\" as \"2006\"",
+			expected:  "cannot parse \"09.07.2019 00:11:00\" as \"2006\"",
 		},
 		{
 			name:      "unix wrong type",

plugins/inputs/chrony/chrony_test.go

@@ -40,6 +40,10 @@ func TestGather(t *testing.T) {
 		"update_interval": 507.2,
 	}
 
+	// tests on linux with go1.20 will add a warning about code coverage
+	// due to the code coverage dir not being set
+	delete(acc.Metrics[0].Tags, "warning")
+
 	acc.AssertContainsTaggedFields(t, "chrony", fields, tags)
 
 	// test with dns lookup

scripts/ci.docker

@@ -1,4 +1,4 @@
-FROM golang:1.19.5
+FROM golang:1.20
 
 RUN chmod -R 755 "$GOPATH"
 

scripts/installgo_linux.sh

@@ -2,10 +2,10 @@
 
 set -eux
 
-GO_VERSION="1.19.5"
+GO_VERSION="1.20"
 GO_ARCH="linux-amd64"
 # from https://golang.org/dl
-GO_VERSION_SHA="36519702ae2fd573c9869461990ae550c8c0d955cd28d2827a6b159fda81ff95"
+GO_VERSION_SHA="5a9ebcc65c1cce56e0d2dc616aff4c4cedcfbda8cc6f0288cc08cda3b18dcbf1"
 
 # Download Go and verify Go tarball
 setup_go () {

scripts/installgo_mac.sh

@@ -3,9 +3,9 @@
 set -eux
 
 ARCH=$(uname -m)
-GO_VERSION="1.19.5"
-GO_VERSION_SHA_arm64="4a67f2bf0601afe2177eb58f825adf83509511d77ab79174db0712dc9efa16c8" # from https://golang.org/dl
-GO_VERSION_SHA_amd64="23d22bb6571bbd60197bee8aaa10e702f9802786c2e2ddce5c84527e86b66aa0" # from https://golang.org/dl
+GO_VERSION="1.20"
+GO_VERSION_SHA_arm64="32864d6fe888714ca7b421b5997269c7f6349d7e2675c3a399133e521787608b" # from https://golang.org/dl
+GO_VERSION_SHA_amd64="777025500f62d14bb5a4923072cd97431887961d24de08433a60c2fe1120531d" # from https://golang.org/dl
 
 if [ "$ARCH" = 'arm64' ]; then
     GO_ARCH="darwin-arm64"

scripts/installgo_windows.sh

@@ -2,7 +2,7 @@
 
 set -eux
 
-GO_VERSION="1.19.5"
+GO_VERSION="1.20"
 
 setup_go () {
     choco upgrade golang --allow-downgrade --version=${GO_VERSION}