106 lines
2.7 KiB
Go
106 lines
2.7 KiB
Go
package main
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import (
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"net/http"
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"github.com/VictoriaMetrics/metrics"
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"github.com/go-playground/validator/v10"
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_ "github.com/grassrootseconomics/cic-custodial/docs"
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"github.com/grassrootseconomics/cic-custodial/internal/api"
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"github.com/grassrootseconomics/cic-custodial/internal/custodial"
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"github.com/grassrootseconomics/cic-custodial/pkg/util"
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"github.com/labstack/echo/v4"
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"github.com/labstack/echo/v4/middleware"
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echoSwagger "github.com/swaggo/echo-swagger"
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)
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const (
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systemGlobalLockKey = "system:global_lock"
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)
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// Bootstrap API server.
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func initApiServer(custodialContainer *custodial.Custodial) *echo.Echo {
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customValidator := validator.New()
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server := echo.New()
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server.HideBanner = true
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server.HidePort = true
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server.Validator = &api.Validator{
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ValidatorProvider: customValidator,
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}
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server.HTTPErrorHandler = customHTTPErrorHandler
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server.Use(middleware.Recover())
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server.Use(middleware.BodyLimit("1M"))
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server.Use(middleware.ContextTimeout(util.SLATimeout))
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if ko.Bool("service.metrics") {
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server.GET("/metrics", func(c echo.Context) error {
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metrics.WritePrometheus(c.Response(), true)
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return nil
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})
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}
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if ko.Bool("service.docs") {
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server.GET("/docs/*", echoSwagger.WrapHandler)
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}
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apiRoute := server.Group("/api", systemGlobalLock(custodialContainer))
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apiRoute.POST("/account/create", api.HandleAccountCreate(custodialContainer))
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apiRoute.GET("/account/status/:address", api.HandleNetworkAccountStatus(custodialContainer))
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apiRoute.POST("/sign/transfer", api.HandleSignTransfer(custodialContainer))
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apiRoute.POST("/sign/transferAuth", api.HandleSignTranserAuthorization(custodialContainer))
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apiRoute.GET("/track/:trackingId", api.HandleTrackTx(custodialContainer))
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return server
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}
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func customHTTPErrorHandler(err error, c echo.Context) {
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if c.Response().Committed {
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return
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}
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if he, ok := err.(*echo.HTTPError); ok {
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var errorMsg string
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if m, ok := he.Message.(error); ok {
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errorMsg = m.Error()
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} else if m, ok := he.Message.(string); ok {
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errorMsg = m
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}
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c.JSON(he.Code, api.ErrResp{
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Ok: false,
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Message: errorMsg,
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})
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return
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}
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lo.Error("api: echo error", "path", c.Path(), "err", err)
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c.JSON(http.StatusInternalServerError, api.ErrResp{
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Ok: false,
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Message: "Internal server error.",
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})
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}
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func systemGlobalLock(cu *custodial.Custodial) echo.MiddlewareFunc {
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return func(next echo.HandlerFunc) echo.HandlerFunc {
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return func(c echo.Context) error {
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locked, err := cu.RedisClient.Get(c.Request().Context(), systemGlobalLockKey).Bool()
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if err != nil {
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return err
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}
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if locked {
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return c.JSON(http.StatusServiceUnavailable, api.ErrResp{
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Ok: false,
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Message: "System manually locked.",
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})
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}
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return next(c)
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}
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}
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}
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