Chore: Remove unused Go code (#28852)

* Chore: Remove more unused Go code

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

pkg/setting/setting.go

@@ -12,7 +12,6 @@ import (
 	"os"
 	"path"
 	"path/filepath"
-	"runtime"
 	"strings"
 	"time"
 
@@ -75,14 +74,10 @@ var (
 	PluginsPath    string
 	CustomInitPath = "conf/custom.ini"
 
-	// Log settings.
-	LogConfigs []util.DynMap
-
 	// HTTP server options
 	Protocol                       Scheme
 	Domain                         string
 	HttpAddr, HttpPort             string
-	SshPort                        int
 	CertFile, KeyFile              string
 	SocketPath                     string
 	RouterLogging                  bool
@@ -168,13 +163,8 @@ var (
 	// Basic Auth
 	BasicAuthEnabled bool
 
-	// Session settings.
-	SessionConnMaxLifetime int64
-
 	// Global setting objects.
-	Raw          *ini.File
-	ConfRootPath string
-	IsWindows    bool
+	Raw *ini.File
 
 	// for logging purposes
 	configFiles                  []string
@@ -214,11 +204,6 @@ var (
 	// Grafana.NET URL
 	GrafanaComUrl string
 
-	// S3 temp image store
-	S3TempImageStoreBucketUrl string
-	S3TempImageStoreAccessKey string
-	S3TempImageStoreSecretKey string
-
 	ImageUploadProvider string
 )
 
@@ -342,10 +327,6 @@ func (cfg Cfg) IsNgAlertEnabled() bool {
 	return cfg.FeatureToggles["ngalert"]
 }
 
-func (cfg Cfg) IsDatabaseMetricsEnabled() bool {
-	return cfg.FeatureToggles["database_metrics"]
-}
-
 func (cfg Cfg) IsHTTPRequestHistogramEnabled() bool {
 	return cfg.FeatureToggles["http_request_histogram"]
 }
@@ -356,10 +337,6 @@ type CommandLineArgs struct {
 	Args     []string
 }
 
-func init() {
-	IsWindows = runtime.GOOS == "windows"
-}
-
 func parseAppUrlAndSubUrl(section *ini.Section) (string, string, error) {
 	appUrl := valueAsString(section, "root_url", "http://localhost:3000/")
 

pkg/setting/setting_quota.go

@@ -32,10 +32,6 @@ func (q *UserQuota) ToMap() map[string]int64 {
 	return quotaToMap(*q)
 }
 
-func (q *GlobalQuota) ToMap() map[string]int64 {
-	return quotaToMap(*q)
-}
-
 func quotaToMap(q interface{}) map[string]int64 {
 	qMap := make(map[string]int64)
 	typ := reflect.TypeOf(q)