From 225a85c82d79eedbdc19d19f8345db7dc399e1f2 Mon Sep 17 00:00:00 2001 From: Tomy Guichard Date: Sat, 13 Nov 2021 19:36:28 +0100 Subject: [PATCH] Add exporter --- .dockerignore | 1 + Dockerfile | 12 +++++ README.md | 40 ++++++++++++++- go.mod | 20 ++++++++ go.sum | 140 ++++++++++++++++++++++++++++++++++++++++++++++++++ main.go | 106 ++++++++++++++++++++++++++++++++++++++ 6 files changed, 318 insertions(+), 1 deletion(-) create mode 100644 .dockerignore create mode 100644 Dockerfile create mode 100644 go.mod create mode 100644 go.sum create mode 100644 main.go diff --git a/.dockerignore b/.dockerignore new file mode 100644 index 0000000..6b8710a --- /dev/null +++ b/.dockerignore @@ -0,0 +1 @@ +.git diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..224d1aa --- /dev/null +++ b/Dockerfile @@ -0,0 +1,12 @@ +# Build stage +FROM golang:1.17-alpine AS build +WORKDIR /app +COPY . . +RUN go build -o /livebox-exporter +# Final image +FROM alpine:3.14 +WORKDIR / +COPY --from=build /livebox-exporter /usr/local/bin/livebox-exporter +EXPOSE 8080 +USER 10001:10001 +ENTRYPOINT ["livebox-exporter"] diff --git a/README.md b/README.md index b18577c..9c8446d 100644 --- a/README.md +++ b/README.md @@ -1 +1,39 @@ -# livebox-exporter \ No newline at end of file +# livebox-exporter + +A prometheus exporter for Livebox. This exporter was tested with a Livebox 5 and +FTTH subscription. + +## Metrics + +This exporter currently exposes the following metrics: + +| Name | Type | Description | Labels | +| ------------------ | ----- | ---------------------------- | --------- | +| interface_rx_mbits | gauge | Received Mbits per second | interface | +| interface_tx_mbits | gauge | Transmitted Mbits per second | interface | + +## Usage + +### Options + +The exporter accepts the following command-line options: + +| Name | Description | Default value | +| ------------------- | ----------------- | ------------- | +| --polling-frequency | Polling frequency | 30 | +| --listen | Listening address | :8080 | + +The exporter reads the following environment variables: + +| Name | Description | Default value | +| -------------- | --------------------------------------------------------------------------------------------------------- | ------------- | +| ADMIN_PASSWORD | Password of the Livebox "admin" user. The exporter will exit if this environment variable is not defined. | | + +### Docker + +Use the following commands to run the exporter in Docker: + +```console +docker build -t livebox-exporter . +docker run -p 8080:8080 -e ADMIN_PASSWORD= livebox-exporter +``` diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..581ecb4 --- /dev/null +++ b/go.mod @@ -0,0 +1,20 @@ +module github.com/Tomy2e/livebox-exporter + +go 1.17 + +require ( + github.com/Tomy2e/livebox-api-client v0.0.0-20211112014400-2ac195fb56d7 + github.com/prometheus/client_golang v1.11.0 +) + +require ( + github.com/beorn7/perks v1.0.1 // indirect + github.com/cespare/xxhash/v2 v2.1.1 // indirect + github.com/golang/protobuf v1.4.3 // indirect + github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect + github.com/prometheus/client_model v0.2.0 // indirect + github.com/prometheus/common v0.26.0 // indirect + github.com/prometheus/procfs v0.6.0 // indirect + golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40 // indirect + google.golang.org/protobuf v1.26.0-rc.1 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..0ed74c7 --- /dev/null +++ b/go.sum @@ -0,0 +1,140 @@ +cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +github.com/Tomy2e/livebox-api-client v0.0.0-20211112014400-2ac195fb56d7 h1:7rtUzWI31OT0PE51M1wP1IQNV2PwMXv5kTRmUDyS2QU= +github.com/Tomy2e/livebox-api-client v0.0.0-20211112014400-2ac195fb56d7/go.mod h1:3uvJQHRP5V3BKPTzWCOmUMxZrPbJNl45Wu7ueX9L8QM= +github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc= +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 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h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +gopkg.in/yaml.v2 v2.2.5/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= +gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= diff --git a/main.go b/main.go new file mode 100644 index 0000000..5006630 --- /dev/null +++ b/main.go @@ -0,0 +1,106 @@ +package main + +import ( + "context" + "flag" + "log" + "net/http" + "os" + "time" + + "github.com/Tomy2e/livebox-api-client" + "github.com/Tomy2e/livebox-api-client/api/request" + "github.com/prometheus/client_golang/prometheus" + "github.com/prometheus/client_golang/prometheus/promauto" + "github.com/prometheus/client_golang/prometheus/promhttp" +) + +const defaultPollingFrequency = 30 + +var ( + rxMbits = promauto.NewGaugeVec(prometheus.GaugeOpts{ + Name: "interface_rx_mbits", + Help: "Received Mbits per second", + }, []string{ + // Name of the interface. + "interface", + }) + txMbits = promauto.NewGaugeVec(prometheus.GaugeOpts{ + Name: "interface_tx_mbits", + Help: "Transmitted Mbits per second", + }, []string{ + // Name of the interface. + "interface", + }) +) + +func bitsPer30SecsToMbitsPerSec(v int) float64 { + return float64(v) / 30000000 +} + +func main() { + pollingFrequency := flag.Uint("polling-frequency", defaultPollingFrequency, "Polling frequency") + listen := flag.String("listen", ":8080", "Listening address") + flag.Parse() + + adminPassword := os.Getenv("ADMIN_PASSWORD") + if adminPassword == "" { + log.Fatal("ADMIN_PASSWORD environment variable must be set") + } + + ctx := context.Background() + client := livebox.NewClient(adminPassword) + + go func() { + for { + var counters struct { + Status map[string]struct { + Traffic []struct { + Timestamp int `json:"Timestamp"` + RxCounter int `json:"Rx_Counter"` + TxCounter int `json:"Tx_Counter"` + } `json:"Traffic"` + } `json:"status"` + } + + // Request latest rx/tx counters. + if err := client.Request( + ctx, + request.New( + "HomeLan", + "getResults", + map[string]interface{}{ + "Seconds": 0, + "NumberOfReadings": 1, + }, + ), + &counters, + ); err != nil { + log.Fatalf("Request to Livebox API failed: %v", err) + } + + for iface, traffic := range counters.Status { + rxCounter := 0 + txCounter := 0 + + if len(traffic.Traffic) > 0 { + rxCounter = traffic.Traffic[0].RxCounter + txCounter = traffic.Traffic[0].TxCounter + } + + rxMbits. + With(prometheus.Labels{"interface": iface}). + Set(bitsPer30SecsToMbitsPerSec(rxCounter)) + txMbits. + With(prometheus.Labels{"interface": iface}). + Set(bitsPer30SecsToMbitsPerSec(txCounter)) + } + + time.Sleep(time.Duration(*pollingFrequency) * time.Second) + } + }() + + http.Handle("/metrics", promhttp.Handler()) + log.Printf("Listening on %s\n", *listen) + log.Fatal(http.ListenAndServe(*listen, nil)) +}