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routes.go
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/
routes.go
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package api
import (
"net/url"
"os"
"path"
"sync"
"github.com/mango19970707/api-firewall/inner/config"
"github.com/mango19970707/api-firewall/inner/mid"
"github.com/mango19970707/api-firewall/inner/platform/database"
"github.com/mango19970707/api-firewall/inner/platform/router"
"github.com/mango19970707/api-firewall/inner/platform/web"
"github.com/sirupsen/logrus"
"github.com/valyala/fasthttp"
"github.com/valyala/fastjson"
)
func Handlers(lock *sync.RWMutex, cfg *config.APIFWConfigurationAPIMode, shutdown chan os.Signal, logger *logrus.Logger, storedSpecs database.DBOpenAPILoader) fasthttp.RequestHandler {
// define FastJSON parsers pool
var parserPool fastjson.ParserPool
schemaIDs := storedSpecs.SchemaIDs()
// Construct the web.App which holds all routes as well as common Middleware.
apps := web.NewApps(lock, cfg.PassOptionsRequests, storedSpecs, shutdown, logger, mid.Logger(logger), mid.MIMETypeIdentifier(logger), mid.Errors(logger), mid.Panics(logger))
for _, schemaID := range schemaIDs {
serverURLStr := "/"
spec := storedSpecs.Specification(schemaID)
servers := spec.Servers
if servers != nil {
var err error
if serverURLStr, err = servers.BasePath(); err != nil {
logger.Errorf("getting server URL from OpenAPI specification: %v", err)
}
}
serverURL, err := url.Parse(serverURLStr)
if err != nil {
logger.Errorf("parsing server URL from OpenAPI specification: %v", err)
}
// get new router
newSwagRouter, err := router.NewRouterDBLoader(schemaID, storedSpecs)
if err != nil {
logger.WithFields(logrus.Fields{"error": err}).Error("new router creation failed")
}
for i := 0; i < len(newSwagRouter.Routes); i++ {
s := APIMode{
CustomRoute: &newSwagRouter.Routes[i],
Log: logger,
Cfg: cfg,
ParserPool: &parserPool,
OpenAPIRouter: newSwagRouter,
}
updRoutePath := path.Join(serverURL.Path, newSwagRouter.Routes[i].Path)
s.Log.Debugf("handler: Schema ID %d: OpenAPI version %s: Loaded path %s - %s", schemaID, storedSpecs.SpecificationVersion(schemaID), newSwagRouter.Routes[i].Method, updRoutePath)
apps.Handle(schemaID, newSwagRouter.Routes[i].Method, updRoutePath, s.APIModeHandler)
}
//set handler for default behavior (404, 405)
s := APIMode{
CustomRoute: nil,
Log: logger,
Cfg: cfg,
ParserPool: &parserPool,
OpenAPIRouter: newSwagRouter,
}
apps.SetDefaultBehavior(schemaID, s.APIModeHandler)
}
return apps.APIModeHandler
}