From 7e496a15f978044bb3b6b59f8402a158ce40bcc5 Mon Sep 17 00:00:00 2001 From: Ben Wilson Date: Thu, 19 Mar 2020 09:06:59 -0400 Subject: [PATCH] Initial commit --- Dockerfile | 7 +++ Makefile | 27 ++++++++ go.mod | 11 ++++ go.sum | 109 ++++++++++++++++++++++++++++++++ kubernetes/deployment.yml | 25 ++++++++ kubernetes/service.yml | 15 +++++ main.go | 128 ++++++++++++++++++++++++++++++++++++++ version.go | 23 +++++++ 8 files changed, 345 insertions(+) create mode 100644 Dockerfile create mode 100644 Makefile create mode 100644 go.mod create mode 100644 go.sum create mode 100644 kubernetes/deployment.yml create mode 100644 kubernetes/service.yml create mode 100644 main.go create mode 100644 version.go diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..ad53b0f --- /dev/null +++ b/Dockerfile @@ -0,0 +1,7 @@ +FROM golang:1.13 + +ADD . /workspace/cloudlog +WORKDIR /workspace/cloudlog +RUN make build + +ENTRYPOINT ["/workspace/cloudlog/cloudlog"] \ No newline at end of file diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..1391cbc --- /dev/null +++ b/Makefile @@ -0,0 +1,27 @@ +SHELL := /bin/bash + +VERSION := $(CI_COMMIT_TAG) +GITCOMMIT := $(git rev-list -1 HEAD) +BRANCH := $(CI_COMMIT_BRANCH) +BUILDDATE := `date +%Y-%m-%d` +BUILDUSER := `whoami` +PROJECT_ROOT := github.com/benzcash/cloudlog + +LDFLAGSSTRING :=-X main.Version=$(VERSION) +LDFLAGSSTRING +=-X main.GitCommit=$(GITCOMMIT) +LDFLAGSSTRING +=-X main.Branch=$(BRANCH) +LDFLAGSSTRING +=-X main.BuildDate=$(BUILDDATE) +LDFLAGSSTRING +=-X main.BuildUser=$(BUILDUSER) + +LDFLAGS :=-ldflags "$(LDFLAGSSTRING)" + +.PHONY: all build + +all: build + +# Build binary +build: + go build $(LDFLAGS) + +test: + go test -v ./... \ No newline at end of file diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..905d214 --- /dev/null +++ b/go.mod @@ -0,0 +1,11 @@ +module github.com/benzcash/cloudlog + +go 1.13 + +require ( + github.com/gofiber/fiber v1.8.32 + github.com/gorilla/websocket v1.4.1 // indirect + github.com/pkg/errors v0.9.1 // indirect + github.com/slack-go/slack v0.6.3 + go.uber.org/zap v1.14.1 +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..8426315 --- /dev/null +++ b/go.sum @@ -0,0 +1,109 @@ +github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ= +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/Joker/hpp v0.0.0-20180418125244-6893e659854a h1:PiDAizhfJbwZMISZ1Itx1ZTFeOFCml89Ofmz3V8rhoU= +github.com/Joker/hpp v0.0.0-20180418125244-6893e659854a/go.mod h1:MzD2WMdSxvbHw5fM/OXOFily/lipJWRc9C1px0Mt0ZE= +github.com/Joker/jade v1.0.0 h1:lOCEPvTAtWfLpSZYMOv/g44MGQFAolbKh2khHHGu0Kc= +github.com/Joker/jade v1.0.0/go.mod h1:efZIdO0py/LtcJRSa/j2WEklMSAw84WV0zZVMxNToB8= +github.com/aymerick/raymond v2.0.2+incompatible h1:VEp3GpgdAnv9B2GFyTvqgcKvY+mfKMjPOA3SbKLtnU0= +github.com/aymerick/raymond v2.0.2+incompatible/go.mod 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replicas: 1 + selector: + matchLabels: + app: cloudlog + template: + metadata: + labels: + app: cloudlog + spec: + containers: + - image: benzcash/cloudlog + imagePullPolicy: Always + name: cloudlog + env: + - name: slackURL + valueFrom: + secretKeyRef: + name: cloudlog-secret + key: slackURL diff --git a/kubernetes/service.yml b/kubernetes/service.yml new file mode 100644 index 0000000..1823277 --- /dev/null +++ b/kubernetes/service.yml @@ -0,0 +1,15 @@ +--- +kind: Service +apiVersion: v1 +metadata: + name: cloudlog + labels: + app: cloudlog +spec: + type: ClusterIP + selector: + app: cloudlog + ports: + - name: cloudlog + protocol: TCP + port: 3000 diff --git a/main.go b/main.go new file mode 100644 index 0000000..ef938bd --- /dev/null +++ b/main.go @@ -0,0 +1,128 @@ +package main + +import ( + "errors" + "flag" + "fmt" + "os" + + "github.com/gofiber/fiber" + "github.com/slack-go/slack" + "go.uber.org/zap" +) + +var slackURL string + +type slackMessage struct { + Blocks []slack.MessageBlockType +} + +func main() { + versionFlag := flag.Bool("version", false, "print version information") + flag.Parse() + if *versionFlag { + fmt.Printf("(version=%s, branch=%s, gitcommit=%s)\n", Version, Branch, GitCommit) + fmt.Printf("(go=%s, user=%s, date=%s)\n", GoVersion, BuildUser, BuildDate) + os.Exit(0) + } + logger, _ := zap.NewProduction() + defer logger.Sync() + log := logger.Sugar() + app := fiber.New() + + slackURL = os.Getenv("slackURL") + if slackURL == "" { + log.Fatalw("slackURL ENV value missing") + } + + app.Get("/", func(c *fiber.Ctx) { + c.Send("cloudlog!") + }) + + app.Post("/inbox", func(c *fiber.Ctx) { + var message map[string]interface{} + + if err := c.BodyParser(&message); err != nil { + log.Error(err) + c.Status(500).Send(err) + return + } + log.Infow("Got an inbox message!", "message", message) + cloudEvent, err := coerceCloudEvent(message) + if err != nil { + log.Error(err) + c.Status(500).Send(err) + return + } + + if err := sendSlackMessage(cloudEvent); err != nil { + log.Error(err) + c.Status(500).Send(err) + return + } + c.JSON(message) + }) + + app.Listen(3000) +} + +func coerceCloudEvent(message map[string]interface{}) (te *TektonCloudEvent, err error) { + var taskRun, status, condition map[string]interface{} + var conditions []interface{} + var ok bool + var podName, reason, cMessage string + if taskRun, ok = message["taskRun"].(map[string]interface{}); !ok { + return nil, errors.New("taskRun not found in message") + } + + if status, ok = taskRun["status"].(map[string]interface{}); !ok { + return nil, errors.New("status not found in taskRun") + } + + if podName, ok = status["podName"].(string); !ok { + return nil, errors.New("podName not found in status") + } + + if conditions, ok = status["conditions"].([]interface{}); !ok { + return nil, errors.New("conditions not found in status") + } + if condition, ok = conditions[0].(map[string]interface{}); !ok { + fmt.Println("condition not found in conditions") + } + if reason, ok = condition["reason"].(string); !ok { + fmt.Println("reason not found in condition") + } + if cMessage, ok = condition["message"].(string); !ok { + fmt.Println("message not found in condition") + } + + te = &TektonCloudEvent{ + Title: podName + " " + reason, + Reason: reason, + Message: cMessage, + PodName: podName, + } + + return te, nil +} + +type TektonCloudEvent struct { + Title string `json:"string"` + Reason string `json:"reason"` + Message string `json:"message"` + PodName string `json:"pod_name"` +} + +func sendSlackMessage(cloudEvent *TektonCloudEvent) error { + text := fmt.Sprintf("*%s*\n\n```%s```\nPodName: %s", cloudEvent.Title, cloudEvent.Message, cloudEvent.PodName) + msg := slack.WebhookMessage{ + Text: text, + } + + err := slack.PostWebhook(slackURL, &msg) + if err != nil { + return err + } + + return nil +} diff --git a/version.go b/version.go new file mode 100644 index 0000000..d25a590 --- /dev/null +++ b/version.go @@ -0,0 +1,23 @@ +package main + +import ( + "fmt" + "runtime" +) + +var ( + Version string + GitCommit string + Branch string + BuildUser string + BuildDate string + GoVersion = runtime.Version() +) + +func Info() string { + return fmt.Sprintf("(version=%s, branch=%s, gitcommit=%s)", Version, Branch, GitCommit) +} + +func BuildContext() string { + return fmt.Sprintf("(go=%s, user=%s, date=%s)", GoVersion, BuildUser, BuildDate) +}