update go.mod, build.yaml, replace prometheus/log to rs/zerolog

.github/workflows/build.yaml

@@ -18,13 +18,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout project
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup golang
         id: setup-go
-        uses: actions/setup-go@v3
+        uses: actions/setup-go@v4
         with:
-          go-version: '^1.20'
+          go-version: '^1.23'
 
       - name: Cache golang
         id: cache-golang

Dockerfile

@@ -1,6 +1,6 @@
-FROM golang:1.21 AS BUILDER
+FROM golang:1.23 AS BUILDER
 
-LABEL maintainer="Roman Tkalenko"
+LABEL maintainer="Eugene Klimov <[email protected]>"
 
 COPY . /go/src/github.com/ClickHouse/clickhouse_exporter
 

clickhouse_exporter.go

@@ -9,7 +9,7 @@ import (
 	"github.com/ClickHouse/clickhouse_exporter/exporter"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
-	"github.com/prometheus/log"
+	"github.com/rs/zerolog/log"
 )
 
 var (
@@ -27,7 +27,7 @@ func main() {
 
 	uri, err := url.Parse(*clickhouseScrapeURI)
 	if err != nil {
-		log.Fatal(err)
+		log.Fatal().Err(err).Send()
 	}
 	log.Printf("Scraping %s", *clickhouseScrapeURI)
 
@@ -53,5 +53,5 @@ func main() {
 			</html>`))
 	})
 
-	log.Fatal(http.ListenAndServe(*listeningAddress, nil))
+	log.Fatal().Err(http.ListenAndServe(*listeningAddress, nil)).Send()
 }

exporter/exporter.go

@@ -12,7 +12,7 @@ import (
 	"unicode"
 
 	"github.com/prometheus/client_golang/prometheus"
-	"github.com/prometheus/log"
+	"github.com/rs/zerolog/log"
 )
 
 const (
@@ -217,7 +217,11 @@ func (e *Exporter) handleResponse(uri string) ([]byte, error) {
 	if err != nil {
 		return nil, fmt.Errorf("error scraping clickhouse: %v", err)
 	}
-	defer resp.Body.Close()
+	defer func() {
+		if err := resp.Body.Close(); err != nil {
+			log.Error().Err(err).Msg("can't close resp.Body")
+		}
+	}()
 
 	data, err := io.ReadAll(resp.Body)
 	if resp.StatusCode < 200 || resp.StatusCode >= 400 {
@@ -252,7 +256,7 @@ func (e *Exporter) parseKeyValueResponse(uri string) ([]lineResult, error) {
 
 	// Parsing results
 	lines := strings.Split(string(data), "\n")
-	var results []lineResult = make([]lineResult, 0)
+	var results = make([]lineResult, 0)
 
 	for i, line := range lines {
 		parts := strings.Fields(line)
@@ -287,7 +291,7 @@ func (e *Exporter) parseDiskResponse(uri string) ([]diskResult, error) {
 
 	// Parsing results
 	lines := strings.Split(string(data), "\n")
-	var results []diskResult = make([]diskResult, 0)
+	var results = make([]diskResult, 0)
 
 	for i, line := range lines {
 		parts := strings.Fields(line)
@@ -331,7 +335,7 @@ func (e *Exporter) parsePartsResponse(uri string) ([]partsResult, error) {
 
 	// Parsing results
 	lines := strings.Split(string(data), "\n")
-	var results []partsResult = make([]partsResult, 0)
+	var results = make([]partsResult, 0)
 
 	for i, line := range lines {
 		parts := strings.Fields(line)
@@ -371,7 +375,7 @@ func (e *Exporter) Collect(ch chan<- prometheus.Metric) {
 	upValue := 1
 
 	if err := e.collect(ch); err != nil {
-		log.Printf("Error scraping clickhouse: %s", err)
+		log.Info().Msgf("Error scraping clickhouse: %s", err)
 		e.scrapeFailures.Inc()
 		e.scrapeFailures.Collect(ch)
 

go.mod

@@ -1,26 +1,22 @@
 module github.com/ClickHouse/clickhouse_exporter
 
-go 1.20
+go 1.23
 
 require (
-	github.com/prometheus/client_golang v1.15.1
-	github.com/prometheus/log v0.0.0-20151026012452-9a3136781e1f
+	github.com/prometheus/client_golang v1.20.5
+	github.com/rs/zerolog v1.33.0
 )
 
 require (
-	github.com/Sirupsen/logrus v1.0.6 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/cespare/xxhash/v2 v2.2.0 // indirect
-	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
-	github.com/prometheus/client_model v0.3.0 // indirect
-	github.com/prometheus/common v0.42.0 // indirect
-	github.com/prometheus/procfs v0.9.0 // indirect
-	github.com/sirupsen/logrus v1.9.2 // indirect
-	golang.org/x/crypto v0.17.0 // indirect
-	golang.org/x/sys v0.15.0 // indirect
-	golang.org/x/term v0.15.0 // indirect
-	google.golang.org/protobuf v1.33.0 // indirect
-	gopkg.in/airbrake/gobrake.v2 v2.0.9 // indirect
-	gopkg.in/gemnasium/logrus-airbrake-hook.v2 v2.1.2 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/klauspost/compress v1.17.11 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/prometheus/client_model v0.6.1 // indirect
+	github.com/prometheus/common v0.61.0 // indirect
+	github.com/prometheus/procfs v0.15.1 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	google.golang.org/protobuf v1.35.2 // indirect
 )

go.sum

@@ -1,55 +1,44 @@
-github.com/Sirupsen/logrus v1.0.6 h1:HCAGQRk48dRVPA5Y+Yh0qdCSTzPOyU1tBJ7Q9YzotII=
-github.com/Sirupsen/logrus v1.0.6/go.mod h1:rmk17hk6i8ZSAJkSDa7nOxamrG+SP4P0mm+DAvExv4U=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
-github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
-github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk=
-github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
-github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
-github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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