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executor.go
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/
executor.go
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package main
import (
"context"
"os"
krakendbf "github.com/devopsfaith/bloomfilter/krakend"
"github.com/devopsfaith/krakend-cobra"
"github.com/devopsfaith/krakend-gologging"
jose "github.com/devopsfaith/krakend-jose"
metrics "github.com/devopsfaith/krakend-metrics/gin"
opencensus "github.com/devopsfaith/krakend-opencensus"
_ "github.com/devopsfaith/krakend-opencensus/exporter/influxdb"
_ "github.com/devopsfaith/krakend-opencensus/exporter/jaeger"
_ "github.com/devopsfaith/krakend-opencensus/exporter/prometheus"
_ "github.com/devopsfaith/krakend-opencensus/exporter/zipkin"
"github.com/devopsfaith/krakend/config"
"github.com/devopsfaith/krakend/logging"
krakendrouter "github.com/devopsfaith/krakend/router"
router "github.com/devopsfaith/krakend/router/gin"
"github.com/gin-gonic/gin"
"github.com/letgoapp/krakend-influx"
)
func NewExecutor(ctx context.Context) cmd.Executor {
return func(cfg config.ServiceConfig) {
logger, gologgingErr := gologging.NewLogger(cfg.ExtraConfig)
if gologgingErr != nil {
var err error
logger, err = logging.NewLogger("DEBUG", os.Stdout, "")
if err != nil {
return
}
logger.Error("unable to create the gologgin logger:", gologgingErr.Error())
}
reg := RegisterSubscriberFactories(ctx, cfg, logger)
// create the metrics collector
metricCollector := metrics.New(ctx, cfg.ExtraConfig, logger)
if err := influxdb.New(ctx, cfg.ExtraConfig, metricCollector, logger); err != nil {
logger.Error(err.Error())
}
if err := opencensus.Register(ctx, cfg); err != nil {
logger.Error("opencensus:", err.Error())
}
rejecter, err := krakendbf.Register(ctx, "krakend-bf", cfg, logger, reg)
// rejecter, err := krakendbf.Register(ctx, cfg.Name, cfg, logger, reg)
if err != nil {
logger.Error("registering the BloomFilter:", err.Error())
}
// setup the krakend router
routerFactory := router.NewFactory(router.Config{
Engine: NewEngine(cfg, logger),
ProxyFactory: NewProxyFactory(logger, NewBackendFactory(logger, metricCollector), metricCollector),
Middlewares: []gin.HandlerFunc{},
Logger: logger,
HandlerFactory: NewHandlerFactory(logger, metricCollector, jose.RejecterFunc(rejecter.RejectToken)),
RunServer: krakendrouter.RunServer,
})
// start the engines
routerFactory.NewWithContext(ctx).Run(cfg)
}
}