Merge pull request #600 from cybertec-postgresql/599-go-v1.21

[!] bump Go version to v1.21, closes #599

.github/workflows/build.yml

@@ -33,7 +33,7 @@ jobs:
     - name: Set up Golang
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.21'
 
     - name: Test
       run: go test -v -p 1 -parallel 1 -failfast ./...
@@ -80,7 +80,7 @@ jobs:
     - name: Set up Golang
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.21'
 
     - name: Test
       run: go test -v -p 1 -parallel 1 -failfast ./...
@@ -113,7 +113,7 @@ jobs:
     - name: Set up Golang
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.21'
 
     - name: Get dependencies
       run: |

.github/workflows/docker.yml

@@ -24,7 +24,7 @@ jobs:
     - name: Set up Golang
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.21'
 
     # despite the fact docker will build binary internally 
     # we want to stop workflow in case of any error before pushing to registry 

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
     - name: Set up Golang
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.21'
 
     - name: Check out code into the Go module directory
       uses: actions/checkout@v3

go.mod

@@ -1,6 +1,6 @@
 module github.com/cybertec-postgresql/pg_timetable
 
-go 1.20
+go 1.21
 
 require (
 	github.com/cavaliercoder/grab v2.0.0+incompatible

go.sum

@@ -58,6 +58,7 @@ github.com/envoyproxy/go-control-plane v0.9.7/go.mod h1:cwu0lG7PUMfa9snN8LXBig5y
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/frankban/quicktest v1.14.4 h1:g2rn0vABPOOXmZUj+vbmUp0lPoXEMuhTpIluN0XL9UY=
+github.com/frankban/quicktest v1.14.4/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
 github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
@@ -100,6 +101,7 @@ github.com/google/go-cmp v0.5.1/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
 github.com/google/martian/v3 v3.1.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
@@ -140,9 +142,11 @@ github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+o
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/magiconair/properties v1.8.7 h1:IeQXZAiQcpL9mgcAe1Nu6cX9LLw6ExEHKjN0VQdvPDY=
 github.com/magiconair/properties v1.8.7/go.mod h1:Dhd985XPs7jluiymwWYZ0G4Z61jb3vdS329zhj2hYo0=
 github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
@@ -163,6 +167,7 @@ github.com/rifflock/lfshook v0.0.0-20180920164130-b9218ef580f5 h1:mZHayPoR0lNmnH
 github.com/rifflock/lfshook v0.0.0-20180920164130-b9218ef580f5/go.mod h1:GEXHk5HgEKCvEIIrSpFI3ozzG5xOKA2DVlEX/gGnewM=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
+github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/sethvargo/go-retry v0.2.4 h1:T+jHEQy/zKJf5s95UkguisicE0zuF9y7+/vgz08Ocec=
 github.com/sethvargo/go-retry v0.2.4/go.mod h1:1afjQuvh7s4gflMObvjLPaWgluLLyhA1wmVZ6KLpICw=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
@@ -495,6 +500,7 @@ gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc/go.mod
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/ini.v1 v1.67.0 h1:Dgnx+6+nfE+IfzjUEISNeydPJh9AXNNsWbGP9KzCsOA=
 gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=

internal/scheduler/chain.go

@@ -167,7 +167,7 @@ func (sch *Scheduler) chainWorker(ctx context.Context, chains <-chan Chain) {
 }
 
 func getTimeoutContext(ctx context.Context, t1 int, t2 int) (context.Context, context.CancelFunc) {
-	timeout := Max(t1, t2)
+	timeout := max(t1, t2)
 	if timeout > 0 {
 		return context.WithTimeout(ctx, time.Millisecond*time.Duration(timeout))
 	}

internal/scheduler/scheduler.go

@@ -47,21 +47,13 @@ type Scheduler struct {
 	status   RunStatus
 }
 
-// Max returns the maximum number of two arguments
-func Max(x, y int) int {
-	if x < y {
-		return y
-	}
-	return x
-}
-
 // New returns a new instance of Scheduler
 func New(pge *pgengine.PgEngine, logger log.LoggerIface) *Scheduler {
 	return &Scheduler{
 		l:              logger,
 		pgengine:       pge,
-		chainsChan:     make(chan Chain, Max(minChannelCapacity, pge.Resource.CronWorkers*2)),
-		ichainsChan:    make(chan IntervalChain, Max(minChannelCapacity, pge.Resource.IntervalWorkers*2)),
+		chainsChan:     make(chan Chain, max(minChannelCapacity, pge.Resource.CronWorkers*2)),
+		ichainsChan:    make(chan IntervalChain, max(minChannelCapacity, pge.Resource.IntervalWorkers*2)),
 		activeChains:   make(map[int]func()), //holds cancel() functions to stop chains
 		intervalChains: make(map[int]IntervalChain),
 		shutdown:       make(chan struct{}),

internal/scheduler/scheduler_test.go

@@ -63,8 +63,8 @@ func TestRun(t *testing.T) {
 		time.Sleep(10 * time.Second)
 		sch.Shutdown()
 	}()
-	assert.Equal(t, 1, Max(0, 1))
-	assert.Equal(t, 1, Max(1, 0))
+	assert.Equal(t, 1, max(0, 1))
+	assert.Equal(t, 1, max(1, 0))
 	assert.True(t, sch.IsReady())
 	assert.Equal(t, ShutdownStatus, sch.Run(context.Background()))
 }