RecycledCloud/exporter-go-mystrom
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switch to prometheus logging lib and write startup msg

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This commit is contained in:
Andre Kully 2021-12-23 15:25:59 +01:00
parent 6986db8527
commit 77bd05cd5b
3 changed files with 16 additions and 8 deletions
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5
go.mod
View file

@ -2,4 +2,7 @@ module mystrom-exporter
go 1.15
require github.com/prometheus/client_golang v1.10.0
require (
github.com/prometheus/client_golang v1.10.0
github.com/prometheus/common v0.18.0 // indirect
)

5
go.sum
View file

@ -7,9 +7,11 @@ github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMx
github.com/VividCortex/gohistogram v1.0.0/go.mod h1:Pf5mBqqDxYaXu3hDrrU+w6nw50o/4+TcAqDqk/vUH7g=
github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 h1:JYp7IbQjafoB+tBA3gMyHYHrpOtNuDiK/uB5uXxq5wM=
github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d h1:UQZhZ2O0vMHr2cI+DC1Mbh0TJxzA3RcLoMsFw+aXw7E=
github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho=
github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
github.com/apache/thrift v0.13.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
@ -138,6 +140,7 @@ github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8
github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.3 h1:CE8S1cTafDpPvMhIxNJKvHsGVBgn1xWYf1NbHQhywc8=
github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
@ -237,6 +240,7 @@ github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg
github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
github.com/sirupsen/logrus v1.6.0 h1:UBcNElsrwanuuMsnGSlYmtmgbb23qDR5dG+6X6Oo89I=
github.com/sirupsen/logrus v1.6.0/go.mod h1:7uNnSEd1DgxDLC74fIahvMZmmYsHGZGEOFrfsX/uA88=
github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
@ -376,6 +380,7 @@ google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miE
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
google.golang.org/protobuf v1.23.0 h1:4MY060fB1DLGMB/7MBTLnwQUY6+F09GEiz6SsrNqyzM=
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
gopkg.in/alecthomas/kingpin.v2 v2.2.6 h1:jMFz6MfLP0/4fUyZle81rXUoxOBFi19VUFKVDOQfozc=
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
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=

14
main.go
View file

@ -5,13 +5,13 @@ import (
"flag"
"fmt"
"io/ioutil"
"log"
"net/http"
"os"
"time"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promhttp"
"github.com/prometheus/common/log"
"mystrom-exporter/pkg/version"
)
@ -96,7 +96,7 @@ func (e *Exporter) FetchSwitchMetrics(switchIP string, ch chan<- prometheus.Metr
report, err := FetchReport(switchIP)
if err != nil {
log.Printf("Error occured, while fetching metrics: %s", err)
log.Infof("Error occured, while fetching metrics: %s", err)
ch <- prometheus.MustNewConstMetric(
up, prometheus.GaugeValue, 0,
)
@ -128,7 +128,7 @@ func (e *Exporter) FetchSwitchMetrics(switchIP string, ch chan<- prometheus.Metr
}
func FetchReport(switchIP string) (*switchReport, error) {
log.Printf("Trying to connect to switch at: %s\n", switchIP)
log.Infof("Trying to connect to switch at: %s", switchIP)
url := "http://" + switchIP + "/report"
switchClient := http.Client{
@ -144,7 +144,7 @@ func FetchReport(switchIP string) (*switchReport, error) {
res, getErr := switchClient.Do(req)
if getErr != nil {
log.Printf("Error while trying to connect to switch: %s\n", getErr)
log.Infof("Error while trying to connect to switch: %s", getErr)
return nil, getErr
}
@ -155,14 +155,14 @@ func FetchReport(switchIP string) (*switchReport, error) {
body, readErr := ioutil.ReadAll(res.Body)
if readErr != nil {
log.Printf("Error while reading body: %s\n", readErr)
log.Infof("Error while reading body: %s", readErr)
return nil, readErr
}
report := switchReport{}
err = json.Unmarshal(body, &report)
if err != nil {
log.Printf("Error while unmarshaling report: %s\n", err)
log.Infof("Error while unmarshaling report: %s", err)
return nil, err
}
@ -220,6 +220,6 @@ func main() {
log.Fatalf("Switch at address %s couldn't be reached. Ensure it is reachable before starting the exporter", *switchIP)
}
log.Printf("Starting listener on %s\n", *listenAddress)
log.Infoln("Listening on address " + *listenAddress)
log.Fatal(http.ListenAndServe(*listenAddress, nil))
}