Initial QSfera import

Server/services/antivirus/pkg/config/defaults/defaultconfig.go

@@ -0,0 +1,66 @@
+package defaults
+
+import (
+	"time"
+
+	"github.com/qsfera/server/services/antivirus/pkg/config"
+)
+
+// FullDefaultConfig returns a fully initialized default configuration which is needed for doc generation.
+func FullDefaultConfig() *config.Config {
+	cfg := DefaultConfig()
+	EnsureDefaults(cfg)
+	Sanitize(cfg)
+	return cfg
+}
+
+// DefaultConfig returns the services default config
+func DefaultConfig() *config.Config {
+	return &config.Config{
+		Debug: config.Debug{
+			Addr:  "127.0.0.1:9277",
+			Token: "",
+		},
+		Service: config.Service{
+			Name: "antivirus",
+		},
+		Events: config.Events{
+			Endpoint: "127.0.0.1:9233",
+			Cluster:  "qsfera-cluster",
+		},
+		Workers:              10,
+		InfectedFileHandling: "delete",
+		// defaults from clamav sample conf: MaxScanSize=400M, MaxFileSize=100M, StreamMaxLength=100M
+		// https://github.com/Cisco-Talos/clamav/blob/main/etc/clamd.conf.sample
+		MaxScanSize:     "100MB",
+		MaxScanSizeMode: config.MaxScanSizeModePartial,
+		Scanner: config.Scanner{
+			Type: config.ScannerTypeClamAV,
+			ClamAV: config.ClamAV{
+				Socket:  "/run/clamav/clamd.ctl",
+				Timeout: 5 * time.Minute,
+			},
+			ICAP: config.ICAP{
+				URL:     "icap://127.0.0.1:1344",
+				Service: "avscan",
+				Timeout: 5 * time.Minute,
+			},
+		},
+	}
+}
+
+// EnsureDefaults adds default values to the configuration if they are not set yet
+func EnsureDefaults(cfg *config.Config) {
+	if cfg.LogLevel == "" {
+		cfg.LogLevel = "error"
+	}
+}
+
+// Sanitize sanitizes the configuration
+func Sanitize(cfg *config.Config) {
+	defaultConfig := DefaultConfig()
+
+	if cfg.MaxScanSize == "" {
+		cfg.MaxScanSize = defaultConfig.MaxScanSize
+	}
+}