api: add status api to support tidb operator (#128)

Signed-off-by: dongmen <414110582@qq.com>

api/v2/api.go

@@ -36,6 +36,9 @@ func RegisterOpenAPIV2Routes(router *gin.Engine, api OpenAPIV2) {
 	v2.Use(middleware.LogMiddleware())
 
 	v2.GET("status", api.serverStatus)
+	// For compatibility with the old API,
+	// TiDB Operator relies on this API to determine whether the TiCDC node is healthy.
+	router.GET("/status", api.serverStatus)
 
 	coordinatorMiddleware := middleware.ForwardToCoordinatorMiddleware(api.server)
 

dockerfile

@@ -3,11 +3,12 @@ RUN apk add --no-cache git make bash
 WORKDIR /go/src/tigate
 COPY . .
 ENV CDC_ENABLE_VENDOR=0
-RUN make cdc
+
+RUN --mount=type=cache,target=/root/.cache/go-build,target=/go/pkg/mod make cdc
 
 FROM alpine:3.15
 RUN apk add --no-cache tzdata bash curl socat
 EXPOSE 8301
 EXPOSE 8300
 COPY --from=builder /go/src/tigate/bin/cdc /cdc
-CMD [ "cdc" ]
+CMD [ "/cdc" ]