diff --git a/backend/README.md b/backend/README.md new file mode 100644 index 00000000..909d7609 --- /dev/null +++ b/backend/README.md @@ -0,0 +1,29 @@ +# KOR Backend + +Kor Backend is an API wrapper designed to expose Kor. + +A tool that identifies unused resources in Kubernetes clusters - over HTTPS. + +This backend allows users to access Kor's functionality via RESTful API calls, + +making it easier to integrate into web services, dashboards, and automation pipelines. + +## Swagger +```swag init``` + + +## Docker +#### Generate SSL certs +```bash +openssl req -x509 -newkey rsa:4096 -keyout server.key -out server.crt -days 36500 -nodes -subj "/C=US/ST=California/L=San Francisco/O=MyCompany/OU=IT/CN=localhost" +``` + +```bash +docker buildx build -t kor-backend:latest . +``` + +## Development +```bash +export NO_AUTH=true +go run . +``` \ No newline at end of file diff --git a/backend/kor/.gitignore b/backend/kor/.gitignore new file mode 100644 index 00000000..a902256f --- /dev/null +++ b/backend/kor/.gitignore @@ -0,0 +1,2 @@ +server.crt +server.key \ No newline at end of file diff --git a/backend/kor/Dockerfile b/backend/kor/Dockerfile new file mode 100644 index 00000000..97d4fd93 --- /dev/null +++ b/backend/kor/Dockerfile @@ -0,0 +1,33 @@ +# Use an official Golang image as the build environment +FROM golang:1.22.2-alpine AS builder + +# Set the working directory inside the container +WORKDIR /app + +# Copy the Go module files to install dependencies +COPY go.mod go.sum ./ + +# Download the Go dependencies +RUN go mod download + +# Copy the rest of the source code +COPY . . + +# Build the Go application +RUN go build -o /go-service + +# Use a smaller base image for the final container +FROM alpine:latest + +# Set the working directory for the final container +WORKDIR /root/ + +# Copy the compiled Go binary from the builder stage +COPY --from=builder /go-service . +COPY server.crt . +COPY server.key . +# Expose the application's port (optional) +EXPOSE 8080 + +# Command to run the Go service +CMD ["./go-service"] \ No newline at end of file diff --git a/backend/kor/configmaps.go b/backend/kor/configmaps.go new file mode 100644 index 00000000..531273c8 --- /dev/null +++ b/backend/kor/configmaps.go @@ -0,0 +1,38 @@ +package main + +import ( + "encoding/json" + "fmt" + "github.com/yonahd/kor/pkg/common" + "github.com/yonahd/kor/pkg/filters" + "github.com/yonahd/kor/pkg/kor" + "k8s.io/client-go/kubernetes" + "net/http" +) + +func getUnusedConfigMapWithFilters(w http.ResponseWriter, opts common.Opts, filterOpts *filters.Options, clientset kubernetes.Interface) { + outputFormat := "json" + // Call the function that returns a JSON string + response, err := kor.GetUnusedConfigmaps(filterOpts, clientset, outputFormat, opts) + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + errorMsg := fmt.Sprintf("Failed to get configmaps: %v\n", err) + json.NewEncoder(w).Encode(SimpleResponse{Message: errorMsg}) + return + } + + // Declare a variable to hold the parsed JSON structure + var parsedResponse map[string]interface{} + + // Parse the JSON string into a map + if err := json.Unmarshal([]byte(response), &parsedResponse); err != nil { + w.WriteHeader(http.StatusInternalServerError) + errorMsg := fmt.Sprintf("Failed to parse configmaps response: %v\n", err) + json.NewEncoder(w).Encode(SimpleResponse{Message: errorMsg}) + return + } + + // Send the parsed JSON as the response + w.WriteHeader(http.StatusOK) + json.NewEncoder(w).Encode(parsedResponse) +} diff --git a/backend/kor/docs/docs.go b/backend/kor/docs/docs.go new file mode 100644 index 00000000..1d8e312b --- /dev/null +++ b/backend/kor/docs/docs.go @@ -0,0 +1,92 @@ +// Package docs Code generated by swaggo/swag. DO NOT EDIT +package docs + +import "github.com/swaggo/swag" + +const docTemplate = `{ + "schemes": {{ marshal .Schemes }}, + "swagger": "2.0", + "info": { + "description": "{{escape .Description}}", + "title": "{{.Title}}", + "contact": {}, + "version": "{{.Version}}" + }, + "host": "{{.Host}}", + "basePath": "{{.BasePath}}", + "paths": { + "/api/v1/configmaps": { + "get": { + "consumes": [ + "application/json" + ], + "produces": [ + "application/json" + ], + "summary": "Get Unused configmaps from all namespaces", + "parameters": [ + { + "type": "string", + "description": "Authorization token", + "name": "Authorization", + "in": "header" + } + ], + "responses": {} + } + }, + "/api/v1/namespaces/{namespace}/configmaps": { + "get": { + "description": "asd", + "consumes": [ + "application/json" + ], + "produces": [ + "application/json" + ], + "summary": "Get Unused configmaps from a specific namespace", + "parameters": [ + { + "type": "string", + "description": "Authorization token", + "name": "Authorization", + "in": "header" + }, + { + "type": "string", + "description": "namespace", + "name": "namespace", + "in": "path", + "required": true + } + ], + "responses": {} + } + }, + "/healthcheck": { + "get": { + "description": "Returns the status of the server", + "summary": "Health Check", + "responses": {} + } + } + } +}` + +// SwaggerInfo holds exported Swagger Info so clients can modify it +var SwaggerInfo = &swag.Spec{ + Version: "1.0", + Host: "", + BasePath: "", + Schemes: []string{}, + Title: "KOR API Swagger", + Description: "KOR API Swagger", + InfoInstanceName: "swagger", + SwaggerTemplate: docTemplate, + LeftDelim: "{{", + RightDelim: "}}", +} + +func init() { + swag.Register(SwaggerInfo.InstanceName(), SwaggerInfo) +} diff --git a/backend/kor/docs/swagger.json b/backend/kor/docs/swagger.json new file mode 100644 index 00000000..360dbdbb --- /dev/null +++ b/backend/kor/docs/swagger.json @@ -0,0 +1,66 @@ +{ + "swagger": "2.0", + "info": { + "description": "KOR API Swagger", + "title": "KOR API Swagger", + "contact": {}, + "version": "1.0" + }, + "paths": { + "/api/v1/configmaps": { + "get": { + "consumes": [ + "application/json" + ], + "produces": [ + "application/json" + ], + "summary": "Get Unused configmaps from all namespaces", + "parameters": [ + { + "type": "string", + "description": "Authorization token", + "name": "Authorization", + "in": "header" + } + ], + "responses": {} + } + }, + "/api/v1/namespaces/{namespace}/configmaps": { + "get": { + "description": "asd", + "consumes": [ + "application/json" + ], + "produces": [ + "application/json" + ], + "summary": "Get Unused configmaps from a specific namespace", + "parameters": [ + { + "type": "string", + "description": "Authorization token", + "name": "Authorization", + "in": "header" + }, + { + "type": "string", + "description": "namespace", + "name": "namespace", + "in": "path", + "required": true + } + ], + "responses": {} + } + }, + "/healthcheck": { + "get": { + "description": "Returns the status of the server", + "summary": "Health Check", + "responses": {} + } + } + } +} \ No newline at end of file diff --git a/backend/kor/docs/swagger.yaml b/backend/kor/docs/swagger.yaml new file mode 100644 index 00000000..f45db4b0 --- /dev/null +++ b/backend/kor/docs/swagger.yaml @@ -0,0 +1,44 @@ +info: + contact: {} + description: KOR API Swagger + title: KOR API Swagger + version: "1.0" +paths: + /api/v1/configmaps: + get: + consumes: + - application/json + parameters: + - description: Authorization token + in: header + name: Authorization + type: string + produces: + - application/json + responses: {} + summary: Get Unused configmaps from all namespaces + /api/v1/namespaces/{namespace}/configmaps: + get: + consumes: + - application/json + description: asd + parameters: + - description: Authorization token + in: header + name: Authorization + type: string + - description: namespace + in: path + name: namespace + required: true + type: string + produces: + - application/json + responses: {} + summary: Get Unused configmaps from a specific namespace + /healthcheck: + get: + description: Returns the status of the server + responses: {} + summary: Health Check +swagger: "2.0" diff --git a/backend/kor/go.mod b/backend/kor/go.mod new file mode 100644 index 00000000..fd7b092c --- /dev/null +++ b/backend/kor/go.mod @@ -0,0 +1,73 @@ +module main + +go 1.22.2 + +require ( + github.com/golang-jwt/jwt/v5 v5.2.1 + github.com/gorilla/mux v1.8.1 + github.com/swaggo/http-swagger v1.3.4 + github.com/swaggo/swag v1.16.3 + github.com/yonahd/kor v0.5.5 +) + +require ( + github.com/KyleBanks/depth v1.2.1 // indirect + github.com/beorn7/perks v1.0.1 // indirect + github.com/cespare/xxhash/v2 v2.3.0 // indirect + github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect + github.com/emicklei/go-restful/v3 v3.11.0 // indirect + github.com/fatih/color v1.17.0 // indirect + github.com/fxamacker/cbor/v2 v2.7.0 // indirect + github.com/go-logr/logr v1.4.2 // indirect + github.com/go-openapi/jsonpointer v0.20.0 // indirect + github.com/go-openapi/jsonreference v0.20.2 // indirect + github.com/go-openapi/spec v0.20.6 // indirect + github.com/go-openapi/swag v0.22.4 // indirect + github.com/gogo/protobuf v1.3.2 // indirect + github.com/golang/protobuf v1.5.4 // indirect + github.com/google/gnostic-models v0.6.8 // indirect + github.com/google/go-cmp v0.6.0 // indirect + github.com/google/gofuzz v1.2.0 // indirect + github.com/google/uuid v1.6.0 // indirect + github.com/imdario/mergo v0.3.16 // indirect + github.com/josharian/intern v1.0.0 // indirect + github.com/json-iterator/go v1.1.12 // indirect + github.com/klauspost/compress v1.17.9 // indirect + github.com/mailru/easyjson v0.7.7 // indirect + github.com/mattn/go-colorable v0.1.13 // indirect + github.com/mattn/go-isatty v0.0.20 // indirect + github.com/mattn/go-runewidth v0.0.14 // indirect + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect + github.com/olekukonko/tablewriter v0.0.5 // indirect + github.com/prometheus/client_golang v1.20.0 // indirect + github.com/prometheus/client_model v0.6.1 // indirect + github.com/prometheus/common v0.55.0 // indirect + github.com/prometheus/procfs v0.15.1 // indirect + github.com/rivo/uniseg v0.4.4 // indirect + github.com/spf13/pflag v1.0.5 // indirect + github.com/swaggo/files v0.0.0-20220610200504-28940afbdbfe // indirect + github.com/x448/float16 v0.8.4 // indirect + golang.org/x/net v0.26.0 // indirect + golang.org/x/oauth2 v0.21.0 // indirect + golang.org/x/sys v0.22.0 // indirect + golang.org/x/term v0.21.0 // indirect + golang.org/x/text v0.16.0 // indirect + golang.org/x/time v0.3.0 // indirect + golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d // indirect + google.golang.org/protobuf v1.34.2 // indirect + gopkg.in/inf.v0 v0.9.1 // indirect + gopkg.in/yaml.v2 v2.4.0 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect + k8s.io/api v0.31.0 // indirect + k8s.io/apiextensions-apiserver v0.31.0 // indirect + k8s.io/apimachinery v0.31.0 // indirect + k8s.io/client-go v0.31.0 // indirect + k8s.io/klog/v2 v2.130.1 // indirect + k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect + k8s.io/utils v0.0.0-20240711033017-18e509b52bc8 // indirect + sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect + sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect + sigs.k8s.io/yaml v1.4.0 // indirect +) diff --git a/backend/kor/go.sum b/backend/kor/go.sum new file mode 100644 index 00000000..fa160574 --- /dev/null +++ b/backend/kor/go.sum @@ -0,0 +1,234 @@ +github.com/KyleBanks/depth v1.2.1 h1:5h8fQADFrWtarTdtDudMmGsC7GPbOAu6RVB3ffsVFHc= +github.com/KyleBanks/depth v1.2.1/go.mod h1:jzSb9d0L43HxTQfT+oSA1EEp2q+ne2uh6XgeJcm8brE= +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 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM= +github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/emicklei/go-restful/v3 v3.11.0 h1:rAQeMHw1c7zTmncogyy8VvRZwtkmkZ4FxERmMY4rD+g= +github.com/emicklei/go-restful/v3 v3.11.0/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc= +github.com/fatih/color v1.17.0 h1:GlRw1BRJxkpqUCBKzKOw098ed57fEsKeNjpTe3cSjK4= +github.com/fatih/color v1.17.0/go.mod h1:YZ7TlrGPkiz6ku9fK3TLD/pl3CpsiFyu8N92HLgmosI= +github.com/fxamacker/cbor/v2 v2.7.0 h1:iM5WgngdRBanHcxugY4JySA0nk1wZorNOpTgCMedv5E= +github.com/fxamacker/cbor/v2 v2.7.0/go.mod h1:pxXPTn3joSm21Gbwsv0w9OSA2y1HFR9qXEeXQVeNoDQ= +github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY= +github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-openapi/jsonpointer v0.19.3/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg= +github.com/go-openapi/jsonpointer v0.19.5/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg= +github.com/go-openapi/jsonpointer v0.19.6/go.mod h1:osyAmYz/mB/C3I+WsTTSgw1ONzaLJoLCyoi6/zppojs= +github.com/go-openapi/jsonpointer v0.20.0 h1:ESKJdU9ASRfaPNOPRx12IUyA1vn3R9GiE3KYD14BXdQ= +github.com/go-openapi/jsonpointer v0.20.0/go.mod h1:6PGzBjjIIumbLYysB73Klnms1mwnU4G3YHOECG3CedA= 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h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI= +github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8= +github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q= +github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q= +github.com/golang-jwt/jwt/v5 v5.2.1 h1:OuVbFODueb089Lh128TAcimifWaLhJwVflnrgM17wHk= +github.com/golang-jwt/jwt/v5 v5.2.1/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk= +github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= +github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps= +github.com/google/gnostic-models v0.6.8 h1:yo/ABAfM5IMRsS1VnXjTBvUb61tFIHozhlYvRgGre9I= +github.com/google/gnostic-models v0.6.8/go.mod h1:5n7qKqH0f5wFt+aWF8CW6pZLLNOfYuF5OpfBSENuI8U= +github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +github.com/google/go-cmp v0.6.0 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"github.com/yonahd/kor/pkg/common" + "github.com/yonahd/kor/pkg/filters" + "github.com/yonahd/kor/pkg/kor" + "k8s.io/client-go/kubernetes" + "log" + _ "main/docs" + "net/http" + "os" +) + +var jwtSecret = []byte(os.Getenv("KOR_API_SECRET")) + +type SimpleResponse struct { + Message string `json:"message"` +} + +var clientset *kubernetes.Clientset + +var emptyOpts = common.Opts{ + WebhookURL: "", + Channel: "", + Token: "", + DeleteFlag: false, + NoInteractive: true, + GroupBy: "namespace", +} + +// Auth middleware that verifies the JWT token using golang-jwt/jwt +func authMiddleware(next http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + if !(os.Getenv("NO_AUTH") == "true") { + validateTokenAndCallNextHttpCall(w, r, next) + } else { + next.ServeHTTP(w, r) + } + }) +} + +// Validate list namespaces +func validateListNamespaces(next http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + err := getListNamespacesErrorIfExists(clientset, w) + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + errorMsg := fmt.Sprintf("Failed to retreive namespaces: %v\n", err) + json.NewEncoder(w).Encode(SimpleResponse{Message: errorMsg}) + } else { + next.ServeHTTP(w, r) + } + }) +} + +// Recovery middleware that recovers from panics and returns a 500 error +func recoveryMiddleware(next http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + defer func() { + if err := recover(); err != nil { + w.WriteHeader(http.StatusInternalServerError) + errorMsg := fmt.Sprintf("Internal Server Error: %v\n", err) + json.NewEncoder(w).Encode(SimpleResponse{Message: errorMsg}) + } + }() + next.ServeHTTP(w, r) + }) +} + +// @Summary Health Check +// @Description Returns the status of the server +// @Router /healthcheck [get] +func healthCheckHandler(w http.ResponseWriter, r *http.Request) { + _, err := clientset.Discovery().ServerVersion() + if err != nil { + w.WriteHeader(http.StatusInternalServerError) + errorMsg := fmt.Sprintf("Failure: %v\n", err) + json.NewEncoder(w).Encode(SimpleResponse{Message: errorMsg}) + return + } + json.NewEncoder(w).Encode(SimpleResponse{Message: "OK"}) +} + +// @Summary Get Unused configmaps from all namespaces +// @Accept json +// @Produce json +// @Router /api/v1/configmaps [get] +// @Param Authorization header string false "Authorization token" +func getUnusedConfigmaps(w http.ResponseWriter, r *http.Request) { + getUnusedConfigMapWithFilters(w, emptyOpts, &filters.Options{}, clientset) +} + +// @Summary Get Unused configmaps from a specific namespace +// @Description asd +// @Accept json +// @Produce json +// @Router /api/v1/namespaces/{namespace}/configmaps [get] +// @Param Authorization header string false "Authorization token" +// @Param namespace path string true "namespace" +func getUnusedConfigmapsForNamespace(w http.ResponseWriter, r *http.Request) { + // Extract the "namespace" parameter from the path + namespaceArr := []string{mux.Vars(r)["namespace"]} + + getUnusedConfigMapWithFilters(w, emptyOpts, &filters.Options{ + IncludeNamespaces: namespaceArr, + }, clientset) +} + +// @title KOR API Swagger +// @version 1.0 +// @description KOR API Swagger +func main() { + router := mux.NewRouter() + clientset = kor.GetKubeClient("") + + // Base path for the API is /api/v1 + api := router.PathPrefix("/api/v1").Subrouter() + + router.HandleFunc("/healthcheck", healthCheckHandler).Methods("GET") + api.Handle("/configmaps", authMiddleware(validateListNamespaces(http.HandlerFunc(getUnusedConfigmaps)))).Methods("GET") + api.Handle("/namespaces/{namespace}/configmaps", authMiddleware(http.HandlerFunc(getUnusedConfigmapsForNamespace))).Methods("GET") + + // Swagger documentation route + router.PathPrefix("/swagger/").Handler(httpSwagger.WrapHandler) + + recoveredRouter := recoveryMiddleware(router) + // Start HTTPS server + srv := &http.Server{ + Addr: "localhost:8080", + Handler: recoveredRouter, + TLSConfig: &tls.Config{ + MinVersion: tls.VersionTLS12, + }, + } + log.Println("Server running on https://localhost:8080") + if err := srv.ListenAndServeTLS("server.crt", "server.key"); err != nil && err != http.ErrServerClosed { + log.Printf("Error starting server: %v", err) + } +} diff --git a/backend/kor/namespaces.go b/backend/kor/namespaces.go new file mode 100644 index 00000000..7102f4cf --- /dev/null +++ b/backend/kor/namespaces.go @@ -0,0 +1,13 @@ +package main + +import ( + "context" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/client-go/kubernetes" + "net/http" +) + +func getListNamespacesErrorIfExists(clientset kubernetes.Interface, w http.ResponseWriter) error { + _, err := clientset.CoreV1().Namespaces().List(context.TODO(), metav1.ListOptions{}) + return err +} diff --git a/backend/kor/token.go b/backend/kor/token.go new file mode 100644 index 00000000..b11a89a1 --- /dev/null +++ b/backend/kor/token.go @@ -0,0 +1,27 @@ +package main + +import ( + "encoding/json" + "github.com/golang-jwt/jwt/v5" + "net/http" +) + +func validateTokenAndCallNextHttpCall(w http.ResponseWriter, r *http.Request, next http.Handler) { + tokenHeader := r.Header.Get("Authorization") + if tokenHeader == "" { + w.WriteHeader(http.StatusUnauthorized) + json.NewEncoder(w).Encode(SimpleResponse{Message: "Missing token"}) + return + } + + tokenString := tokenHeader[len("Bearer "):] + token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) { + return jwtSecret, nil + }) + + if err != nil || !token.Valid { + w.WriteHeader(http.StatusUnauthorized) + json.NewEncoder(w).Encode(SimpleResponse{Message: "Invalid token"}) + } + next.ServeHTTP(w, r) +} diff --git a/backend/tools/.gitignore b/backend/tools/.gitignore new file mode 100644 index 00000000..3041adec --- /dev/null +++ b/backend/tools/.gitignore @@ -0,0 +1 @@ +notes \ No newline at end of file diff --git a/backend/tools/generate_token.go b/backend/tools/generate_token.go new file mode 100644 index 00000000..f4c5db61 --- /dev/null +++ b/backend/tools/generate_token.go @@ -0,0 +1,44 @@ +package main + +//How to use: +//export USER_SECRET=abcd12; go run generate_token.go +import ( + "fmt" + "github.com/golang-jwt/jwt/v5" + "os" +) + +var jwtSecret = []byte(os.Getenv("KOR_API_SECRET")) // Replace with your actual secret key + +// GenerateJWT generates a JWT token that doesn't expire +func GenerateJWT() (string, error) { + // Create a new token object with claims (additional data) + claims := jwt.MapClaims{ + "authorized": true, + "user": "exampleUser", // Replace with actual user info + // No "exp" field means the token will not expire + } + + // Create the token with signing method and claims + token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims) + + // Sign the token with the secret key + tokenString, err := token.SignedString(jwtSecret) + if err != nil { + return "", err + } + + return tokenString, nil +} + +func main() { + // Generate the JWT token + token, err := GenerateJWT() + if err != nil { + fmt.Println("Error generating token:", err) + return + } + + // Print the generated token (Bearer token) + fmt.Println(token) +} diff --git a/backend/tools/go.mod b/backend/tools/go.mod new file mode 100644 index 00000000..94bb48c5 --- /dev/null +++ b/backend/tools/go.mod @@ -0,0 +1,5 @@ +module main + +go 1.22.2 + +require github.com/golang-jwt/jwt/v5 v5.2.1 diff --git a/backend/tools/go.sum b/backend/tools/go.sum new file mode 100644 index 00000000..f56d3e63 --- /dev/null +++ b/backend/tools/go.sum @@ -0,0 +1,2 @@ +github.com/golang-jwt/jwt/v5 v5.2.1 h1:OuVbFODueb089Lh128TAcimifWaLhJwVflnrgM17wHk= +github.com/golang-jwt/jwt/v5 v5.2.1/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=