concurrent userlog

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

services/userlog/pkg/config/config.go

@@ -26,6 +26,7 @@ type Config struct {
 	TranslationPath string      `yaml:"translation_path" env:"OCIS_TRANSLATION_PATH;USERLOG_TRANSLATION_PATH" desc:"(optional) Set this to a path with custom translations to overwrite the builtin translations. Note that file and folder naming rules apply, see the documentation for more details." introductionVersion:"pre5.0"`
 	DefaultLanguage string      `yaml:"default_language" env:"OCIS_DEFAULT_LANGUAGE" desc:"The default language used by services and the WebUI. If not defined, English will be used as default. See the documentation for more details." introductionVersion:"5.0"`
 	Events          Events      `yaml:"events"`
+	MaxConcurrency  int         `yaml:"max_concurrency" env:"OCIS_MAX_CONCURRENCY;USERLOG_MAX_CONCURRENCY" desc:"Maximum number of concurrent go-routines. Higher values can potentially get work done faster but will also cause more load on the system. Values of 0 or below will be ignored and the default value will be used." introductionVersion:"7.0.0"`
 	Persistence     Persistence `yaml:"persistence"`
 
 	DisableSSE bool `yaml:"disable_sse" env:"OCIS_DISABLE_SSE,USERLOG_DISABLE_SSE" desc:"Disables server-sent events (sse). When disabled, clients will no longer receive sse notifications." introductionVersion:"pre5.0"`

services/userlog/pkg/config/defaults/defaultconfig.go

@@ -34,6 +34,7 @@ func DefaultConfig() *config.Config {
 			Cluster:   "ocis-cluster",
 			EnableTLS: false,
 		},
+		MaxConcurrency: 5,
 		Persistence: config.Persistence{
 			Store:    "memory",
 			Database: "userlog",
@@ -104,4 +105,7 @@ func Sanitize(cfg *config.Config) {
 	if cfg.HTTP.Root != "/" {
 		cfg.HTTP.Root = strings.TrimSuffix(cfg.HTTP.Root, "/")
 	}
+	if cfg.MaxConcurrency < 1 {
+		cfg.MaxConcurrency = 5
+	}
 }