feat: bump go to 1.23.0

use go get to update go versions in go.mod
drop go requirement from readme

the go requirement in the readme is less relevant since
the introduction of go toolchains.
It's also not accurate becaure we're requiring a patch
version.

Author: kruskall

.go-version

@@ -1 +1 @@
-1.22.6
+1.23.0

README.md

@@ -17,7 +17,7 @@ To get started with APM, see our [Quick start guide](https://www.elastic.co/guid
 
 ### Requirements
 
-* [Go][golang-download] 1.22.x
+* [Go][golang-download]
 
 [golang-download]: https://golang.org/dl/
 

cmd/intake-receiver/go.mod

@@ -1,8 +1,6 @@
 module github.com/elastic/apm-server/cmd/intake-receiver
 
-go 1.22
-
-toolchain go1.22.1
+go 1.23.0
 
 require (
 	github.com/stretchr/testify v1.6.1

go.mod

@@ -1,6 +1,6 @@
 module github.com/elastic/apm-server
 
-go 1.22.5
+go 1.23.0
 
 require (
 	github.com/cespare/xxhash/v2 v2.3.0

internal/glog/go.mod

@@ -1,5 +1,3 @@
 module github.com/golang/glog
 
-go 1.22
-
-toolchain go1.22.1
+go 1.23.0

script/update_go_version.sh

@@ -7,20 +7,10 @@ set -e
 SDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 cd $SDIR/..
 
-# Use gimme to find the latest patch release for the major.minor
 # Go version defined in go.mod.
-GOMOD_VERSION=$(grep '^go' go.mod | cut -d' ' -f2 | cut -d. -f1-2)
+MAJOR_MINOR_VERSION=$(grep '^go' go.mod | cut -d' ' -f2 | cut -d. -f1-2)
 
-# TODO(axw) arrange for Go 1.21+ to always be available, and stop using gimme.
-eval $(script/gimme/gimme $GOMOD_VERSION.x)
-GOVERSION=$(go env GOVERSION | sed 's/^go//')
+find ./ -type f -name "go.mod" -execdir go get go@$MAJOR_MINOR_VERSION \; -execdir go get toolchain@none \;
 
-find -name go.mod -execdir go get toolchain@$GOVERSION \;
-echo $GOVERSION > .go-version
-sed -i "s/golang:[[:digit:]]\+\(\.[[:digit:]]\+\)\{1,2\}/golang:$GOVERSION/" packaging/docker/Dockerfile
-sed -i "s/\(\[Go\]\[golang-download\]\) [[:digit:]].*/\1 $GOMOD_VERSION.x/" README.md
-sed -i "s/toolchain go[[:digit:]]\+\(\.[[:digit:]]\+\)\{1,2\}/toolchain go$GOVERSION/" tools/go.mod
-sed -i "s/toolchain go[[:digit:]]\+\(\.[[:digit:]]\+\)\{1,2\}/toolchain go$GOVERSION/" internal/glog/go.mod
-sed -i "s/toolchain go[[:digit:]]\+\(\.[[:digit:]]\+\)\{1,2\}/toolchain go$GOVERSION/" go.mod
-sed -i "s/toolchain go[[:digit:]]\+\(\.[[:digit:]]\+\)\{1,2\}/toolchain go$GOVERSION/" systemtest/go.mod
-sed -i "s/toolchain go[[:digit:]]\+\(\.[[:digit:]]\+\)\{1,2\}/toolchain go$GOVERSION/" cmd/intake-receiver/go.mod
+GO_VERSION=$(grep '^go' go.mod | cut -d' ' -f2)
+echo $GO_VERSION > .go-version

systemtest/go.mod

@@ -1,8 +1,6 @@
 module github.com/elastic/apm-server/systemtest
 
-go 1.22
-
-toolchain go1.22.1
+go 1.23.0
 
 require (
 	github.com/docker/docker v27.0.3+incompatible

tools/go.mod

@@ -1,8 +1,6 @@
 module github.com/elastic/apm-server/tools
 
-go 1.22
-
-toolchain go1.22.1
+go 1.23.0
 
 require (
 	github.com/elastic/apm-tools v0.0.0-20230828065051-3f799314cc8b