From 3c58985a2b35b038b6808be4a87d842a6c57aad0 Mon Sep 17 00:00:00 2001 From: Roald Nefs Date: Thu, 17 Oct 2024 22:31:52 +0200 Subject: [PATCH] feat: add intial ses_exporter --- .github/workflows/build.yaml | 35 ++++++++++ .gitignore | 41 ++++++++++++ .goreleaser.yaml | 25 +++++++ LICENSE | 21 ++++++ README.md | 27 ++++++++ go.mod | 36 +++++++++++ go.sum | 83 ++++++++++++++++++++++++ ses_exporter.go | 122 +++++++++++++++++++++++++++++++++++ 8 files changed, 390 insertions(+) create mode 100644 .github/workflows/build.yaml create mode 100644 .gitignore create mode 100644 .goreleaser.yaml create mode 100644 LICENSE create mode 100644 README.md create mode 100644 go.mod create mode 100644 go.sum create mode 100644 ses_exporter.go diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml new file mode 100644 index 0000000..4c3c4d6 --- /dev/null +++ b/.github/workflows/build.yaml @@ -0,0 +1,35 @@ +name: build + +on: + push: + pull_request: + +jobs: + build: + runs-on: ubuntu-latest + steps: + - name: Checkout + uses: actions/checkout@v2 + with: + fetch-depth: 0 + + - name: Set up Go + uses: actions/setup-go@v2 + with: + go-version: 1.23 + + - name: Tests + run: | + go mod tidy + diff -u <(echo -n) <(gofmt -d .) + go vet $(go list ./... | grep -v /vendor/) + go test -v -race ./... + + - name: Run GoReleaser + uses: goreleaser/goreleaser-action@v2 + if: success() && startsWith(github.ref, 'refs/tags/') + with: + version: latest + args: release + env: + GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} \ No newline at end of file diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..fcc608c --- /dev/null +++ b/.gitignore @@ -0,0 +1,41 @@ +# Compiled Object files, Static and Dynamic libs (Shared Objects) +*.o +*.a +*.so + +# Folders +_obj +_test + +# Architecture specific extensions/prefixes +*.[568vq] +[568vq].out + +*.cgo1.go +*.cgo2.c +_cgo_defun.c +_cgo_gotypes.go +_cgo_export.* + +_testmain.go + +*.exe +dependencies-stamp +/node_exporter +/.build +/.deps +/.release +/.tarballs + +# Intellij + +/.idea +*.iml + +# Test files extracted from ttar +collector/fixtures/sys/ +collector/fixtures/udev/ + +/vendor + +ses_exporter \ No newline at end of file diff --git a/.goreleaser.yaml b/.goreleaser.yaml new file mode 100644 index 0000000..81fdef2 --- /dev/null +++ b/.goreleaser.yaml @@ -0,0 +1,25 @@ +project_name: ses_exporter +builds: + - env: [CGO_ENABLED=0] + goos: + - linux + - darwin + goarch: + - amd64 + - arm64 + ldflags: | + -X github.com/prometheus/common/version.BuildDate={{.Date}} + -X github.com/prometheus/common/version.BuildUser=goreleaser + -X github.com/prometheus/common/version.Revision={{.FullCommit}} + -X github.com/prometheus/common/version.Branch={{.Branch}} + -X github.com/prometheus/common/version.Version={{.Version}} + -X main.version={{.Version}} +nfpms: +- maintainer: Roald Nefs + description: Prometheus exporter for Amazon Simple Email Service (SES) metrics. + homepage: https://github.com/warpnet/ses_exporter + license: MIT + formats: + - deb + - rpm + - apk diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..740874c --- /dev/null +++ b/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2024 Warpnet B.V. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. \ No newline at end of file diff --git a/README.md b/README.md new file mode 100644 index 0000000..dfba39d --- /dev/null +++ b/README.md @@ -0,0 +1,27 @@ +# SES Exporter +Prometheus exporter for Amazon Simple Email Service (SES) metrics, written in Go. + +## Installation and Usage +The `ses_exporter` listens on HTTP port 9101 by default. See the `--help` output for more options. + +The `ses_exporter` uses the AWS SDK for Go which requires credentials (an access key and secret access key) to sign requests to AWS. You can specify your credentials in several different locations, depending on your particular use case. For information about obtaining credentials, see [Setting Up](https://docs.aws.amazon.com/sdk-for-go/v1/developer-guide/setting-up.html). + +## Development building and running +Prerequisites: + +* [Go compiler](https://golang.org/dl/) + +Building: + +```bash +git clone https://github.com/warpnet/ses_exporter.git +cd ses_exporter +go build +./ses_exporter +``` + +To see all available configuration flags: + +```bash +./ses_exporter --help +``` \ No newline at end of file diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..9adc75c --- /dev/null +++ b/go.mod @@ -0,0 +1,36 @@ +module ses_exporter + +go 1.22.5 + +require ( + github.com/alecthomas/kingpin/v2 v2.4.0 + github.com/aws/aws-sdk-go v1.55.5 + github.com/prometheus/client_golang v1.20.5 + github.com/prometheus/common v0.60.0 + github.com/prometheus/exporter-toolkit v0.13.0 +) + +require ( + github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 // indirect + github.com/beorn7/perks v1.0.1 // indirect + github.com/cespare/xxhash/v2 v2.3.0 // indirect + github.com/coreos/go-systemd/v22 v22.5.0 // indirect + github.com/jmespath/go-jmespath v0.4.0 // indirect + github.com/jpillora/backoff v1.0.0 // indirect + github.com/klauspost/compress v1.17.9 // indirect + github.com/mdlayher/socket v0.4.1 // indirect + github.com/mdlayher/vsock v1.2.1 // indirect + github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect + github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f // indirect + github.com/prometheus/client_model v0.6.1 // indirect + github.com/prometheus/procfs v0.15.1 // indirect + github.com/xhit/go-str2duration/v2 v2.1.0 // indirect + golang.org/x/crypto v0.27.0 // indirect + golang.org/x/net v0.29.0 // indirect + golang.org/x/oauth2 v0.23.0 // indirect + golang.org/x/sync v0.8.0 // indirect + golang.org/x/sys v0.25.0 // indirect + golang.org/x/text v0.18.0 // indirect + google.golang.org/protobuf v1.34.2 // indirect + gopkg.in/yaml.v2 v2.4.0 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..ea028c8 --- /dev/null +++ b/go.sum @@ -0,0 +1,83 @@ +github.com/alecthomas/kingpin/v2 v2.4.0 h1:f48lwail6p8zpO1bC4TxtqACaGqHYA22qkHjHpqDjYY= +github.com/alecthomas/kingpin/v2 v2.4.0/go.mod h1:0gyi0zQnjuFk8xrkNKamJoyUo382HRL7ATRpFZCw6tE= +github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 h1:s6gZFSlWYmbqAuRjVTiNNhvNRfY2Wxp9nhfyel4rklc= +github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE= +github.com/aws/aws-sdk-go v1.55.5 h1:KKUZBfBoyqy5d3swXyiC7Q76ic40rYcbqH7qjh59kzU= +github.com/aws/aws-sdk-go v1.55.5/go.mod h1:eRwEWoyTWFMVYVQzKMNHWP5/RV4xIUGMQfXQHfHkpNU= +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 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= +github.com/cespare/xxhash/v2 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"github.com/prometheus/client_golang/prometheus" + "github.com/prometheus/client_golang/prometheus/promauto" + "github.com/prometheus/client_golang/prometheus/promhttp" + "github.com/prometheus/common/promslog" + "github.com/prometheus/common/version" + "github.com/prometheus/exporter-toolkit/web" + webflag "github.com/prometheus/exporter-toolkit/web/kingpinflag" + + "github.com/aws/aws-sdk-go/aws" + "github.com/aws/aws-sdk-go/aws/session" + "github.com/aws/aws-sdk-go/service/ses" +) + +var ( + metricsPath = kingpin.Flag( + "web.telemetry-path", + "Path under which to expose metrics.", + ).Default("/metrics").String() + toolkitFlags = webflag.AddFlags(kingpin.CommandLine, ":9101") + + // Metrics + sesMax24HourSend = promauto.NewGauge(prometheus.GaugeOpts{ + Name: "ses_quota_max", + Help: "The maximum number of emails the user is allowed to send in a 24-hour interval.", + }) + sesMaxSendRate = promauto.NewGauge(prometheus.GaugeOpts{ + Name: "ses_quota_rate", + Help: "The maximum number of emails that Amazon SES can accept from the user's account per second.", + }) + sesSentLast24Hours = promauto.NewGauge(prometheus.GaugeOpts{ + Name: "ses_quota_sent", + Help: "The number of emails sent during the previous 24 hours.", + }) + + client *ses.SES + logger *slog.Logger +) + +// Periodically retrieve the SES metrics using the AWS client. +func recordMetrics() { + go func() { + for { + + // Retrieve the current quota. + result, err := client.GetSendQuota(nil) + if err != nil { + logger.Error("Error retrieving the sending limits for the Amazon SES account", "err", err) + } + + // Update the gauges. + sesMax24HourSend.Set(aws.Float64Value(result.Max24HourSend)) + sesMaxSendRate.Set(aws.Float64Value(result.MaxSendRate)) + sesSentLast24Hours.Set(aws.Float64Value(result.SentLast24Hours)) + + // Sleep for 5 seconds. + time.Sleep(5 * time.Second) + } + }() +} + +func main() { + promslogConfig := &promslog.Config{} + kingpin.Version(version.Print("ses_exporter")) + kingpin.HelpFlag.Short('h') + kingpin.Parse() + logger = promslog.New(promslogConfig) + + logger.Info("Starting ses_exporter", "version", version.Info()) + logger.Info("operational information", "build_context", version.BuildContext()) + + // Initialize a session that the SDK uses to load + // credentials from the shared credentials file ~/.aws/credentials + // and configuration from the shared configuration file ~/.aws/config. + sess := session.Must(session.NewSessionWithOptions(session.Options{ + SharedConfigState: session.SharedConfigEnable, + })) + + // Create an SES client with a session. + client = ses.New(sess) + + recordMetrics() + + // Define the metrics page based on the metrics path. + http.Handle(*metricsPath, promhttp.Handler()) + + // Define the landing page if the metrics path is not set to the root. + if *metricsPath != "/" { + landingConfig := web.LandingConfig{ + Name: "AWS SES Exporter", + Description: "Amazon Simple Email Service Exporter", + Version: version.Info(), + Links: []web.LandingLinks{ + { + Address: *metricsPath, + Text: "Metrics", + }, + }, + } + landingPage, err := web.NewLandingPage(landingConfig) + if err != nil { + logger.Error(err.Error()) + os.Exit(1) + } + http.Handle("/", landingPage) + } + + // Start the HTTP server. + srv := &http.Server{} + if err := web.ListenAndServe(srv, toolkitFlags, logger); err != nil { + logger.Error("Error starting HTTP server", "err", err) + os.Exit(1) + } +}