crowdsec/cmd/crowdsec/api.go
mmetc 98560d0cf5
bin/crowdsec: avoid writing errors twice when log_media=stdout (#2876)
* bin/crowdsec: avoid writing errors twice when log_media=stdout
simpler, correct hook usage
* lint
2024-03-07 12:29:10 +01:00

95 lines
2.5 KiB
Go

package main
import (
"errors"
"fmt"
"runtime"
"time"
log "github.com/sirupsen/logrus"
"github.com/crowdsecurity/go-cs-lib/trace"
"github.com/crowdsecurity/crowdsec/pkg/apiserver"
"github.com/crowdsecurity/crowdsec/pkg/csconfig"
)
func initAPIServer(cConfig *csconfig.Config) (*apiserver.APIServer, error) {
if cConfig.API.Server.OnlineClient == nil || cConfig.API.Server.OnlineClient.Credentials == nil {
log.Info("push and pull to Central API disabled")
}
apiServer, err := apiserver.NewServer(cConfig.API.Server)
if err != nil {
return nil, fmt.Errorf("unable to run local API: %w", err)
}
if hasPlugins(cConfig.API.Server.Profiles) {
log.Info("initiating plugin broker")
// On windows, the plugins are always run as medium-integrity processes, so we don't care about plugin_config
if cConfig.PluginConfig == nil && runtime.GOOS != "windows" {
return nil, errors.New("plugins are enabled, but the plugin_config section is missing in the configuration")
}
if cConfig.ConfigPaths.NotificationDir == "" {
return nil, errors.New("plugins are enabled, but config_paths.notification_dir is not defined")
}
if cConfig.ConfigPaths.PluginDir == "" {
return nil, errors.New("plugins are enabled, but config_paths.plugin_dir is not defined")
}
err = pluginBroker.Init(cConfig.PluginConfig, cConfig.API.Server.Profiles, cConfig.ConfigPaths)
if err != nil {
return nil, fmt.Errorf("unable to run plugin broker: %w", err)
}
log.Info("initiated plugin broker")
apiServer.AttachPluginBroker(&pluginBroker)
}
err = apiServer.InitController()
if err != nil {
return nil, fmt.Errorf("unable to run local API: %w", err)
}
return apiServer, nil
}
func serveAPIServer(apiServer *apiserver.APIServer) {
apiReady := make(chan bool, 1)
apiTomb.Go(func() error {
defer trace.CatchPanic("crowdsec/serveAPIServer")
go func() {
defer trace.CatchPanic("crowdsec/runAPIServer")
log.Debugf("serving API after %s ms", time.Since(crowdsecT0))
if err := apiServer.Run(apiReady); err != nil {
log.Fatal(err)
}
}()
pluginTomb.Go(func() error {
pluginBroker.Run(&pluginTomb)
return nil
})
<-apiTomb.Dying() // lock until go routine is dying
pluginTomb.Kill(nil)
log.Infof("serve: shutting down api server")
if err := apiServer.Shutdown(); err != nil {
return err
}
return nil
})
<-apiReady
}
func hasPlugins(profiles []*csconfig.ProfileCfg) bool {
for _, profile := range profiles {
if len(profile.Notifications) != 0 {
return true
}
}
return false
}