95 lines
1.8 KiB
Go
95 lines
1.8 KiB
Go
package main
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import (
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_ "embed"
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"encoding/json"
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"net/http"
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"os"
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"time"
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"github.com/gin-gonic/gin"
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"github.com/google/uuid"
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"github.com/nats-io/nats.go"
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"github.com/xeipuuv/gojsonschema"
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)
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//go:embed "schemas/jsonSchemas/eventsQueueInput.schema.json"
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var eventsQueueInputSchema string
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func setupRouter() *gin.Engine {
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r := gin.Default()
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r.GET("/", func(c *gin.Context) {
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c.JSON(http.StatusOK, gin.H{
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"ok": 1,
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"name": "tracker api",
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})
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})
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sl := gojsonschema.NewSchemaLoader()
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jsonSchemaLoader := gojsonschema.NewStringLoader(eventsQueueInputSchema)
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schema, err := sl.Compile(jsonSchemaLoader)
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if err != nil {
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panic(err)
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}
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nc, err := nats.Connect(os.Getenv("NATS_URL"), nats.UserInfo(os.Getenv("NATS_USER"), os.Getenv("NATS_PASSWORD")))
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if err != nil {
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panic(err)
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}
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r.GET("/healthz", func(ctx *gin.Context) {
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ctx.JSON(http.StatusOK, gin.H{
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"ok": 1,
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})
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})
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r.GET("/n.json", func(c *gin.Context) {
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id, _ := uuid.NewRandom()
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ipAddress := c.ClientIP()
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userAgent := c.Request.Header.Get("User-Agent")
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createdAt := time.Now().Format(time.RFC3339)
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data := gin.H{
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"id": id,
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"ip": ipAddress,
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"userAgent": userAgent,
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"createdAt": createdAt,
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}
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for k, v := range c.Request.URL.Query() {
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data[k] = v[0]
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}
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documentLoader := gojsonschema.NewGoLoader(data)
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result, err := schema.Validate(documentLoader)
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if err != nil {
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panic(err)
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}
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var errors []string
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for _, val := range result.Errors() {
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errors = append(errors, val.String())
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}
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if !result.Valid() {
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c.JSON(http.StatusBadRequest, gin.H{"errors": errors})
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return
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}
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jsonData, _ := json.Marshal(data)
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nc.Publish("events", []byte(string(jsonData)))
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c.JSON(http.StatusOK, gin.H{
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"ok": 1,
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"id": id,
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})
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})
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return r
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}
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func main() {
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r := setupRouter()
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r.Run(":3001")
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}
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