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Introduce HTTP API with few GET endpoints
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| package cmd | ||
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| import ( | ||
| "github.com/spf13/cobra" | ||
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| "github.com/hyperbadger/nomad-pipeline/pkg/api" | ||
| "go.uber.org/zap" | ||
| ) | ||
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| var serverCmd = &cobra.Command{ | ||
| Use: "server", | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| _logger, _ := zap.NewProduction() | ||
| defer _logger.Sync() | ||
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| logger := _logger.Sugar() | ||
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| ps, err := api.NewPipelineServer(logger) | ||
| if err != nil { | ||
| logger.Fatalf("error creating pipeline server: %w", err) | ||
| } | ||
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| srv := ps.NewHTTPServer(addr) | ||
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| if err := srv.ListenAndServe(); err != nil { | ||
| logger.Fatalf("server errored: %v", err) | ||
| } | ||
| }, | ||
| } | ||
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| var addr string | ||
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| func init() { | ||
| serverCmd.Flags().StringVar(&addr, "addr", "127.0.0.1:4656", "address server will listen on") | ||
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| rootCmd.AddCommand(serverCmd) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| package api | ||
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| import ( | ||
| "net/http" | ||
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| "github.com/gin-gonic/gin" | ||
| "go.uber.org/zap" | ||
| ) | ||
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| type Error struct { | ||
| Code int `json:"code"` | ||
| Status string `json:"status"` | ||
| Type string `json:"type"` | ||
| Message string `json:"message"` | ||
| Details string `json:"details"` | ||
| } | ||
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| const ( | ||
| ErrorTypeNomadUpstream = "nomad_upstream" | ||
| ) | ||
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| type ErrorOption func(*Error) | ||
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| func NewError(opts ...ErrorOption) *Error { | ||
| err := &Error{ | ||
| Code: http.StatusInternalServerError, | ||
| Status: http.StatusText(http.StatusInternalServerError), | ||
| } | ||
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| for _, opt := range opts { | ||
| opt(err) | ||
| } | ||
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| return err | ||
| } | ||
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| func (err *Error) Apply(c *gin.Context, logger *zap.SugaredLogger) { | ||
| c.JSON(err.Code, gin.H{"error": err}) | ||
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| logger.Errorw( | ||
| err.Message, | ||
| "code", err.Code, | ||
| "status", err.Status, | ||
| "type", err.Type, | ||
| "details", err.Details, | ||
| ) | ||
| } | ||
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| func WithCode(code int) ErrorOption { | ||
| return func(err *Error) { | ||
| err.Code = code | ||
| err.Status = http.StatusText(code) | ||
| } | ||
| } | ||
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| func WithType(errType string) ErrorOption { | ||
| return func(err *Error) { | ||
| err.Type = errType | ||
| } | ||
| } | ||
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| func WithMessage(msg string) ErrorOption { | ||
| return func(err *Error) { | ||
| err.Message = msg | ||
| } | ||
| } | ||
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| func WithError(err error) ErrorOption { | ||
| return func(_err *Error) { | ||
| _err.Details = err.Error() | ||
| } | ||
| } |
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