Initial QSfera import

Server/services/app-provider/pkg/config/defaults/defaultconfig.go

@@ -0,0 +1,82 @@
+package defaults
+
+import (
+	"github.com/qsfera/server/pkg/shared"
+	"github.com/qsfera/server/pkg/structs"
+	"github.com/qsfera/server/services/app-provider/pkg/config"
+)
+
+// FullDefaultConfig returns a fully initialized default configuration
+func FullDefaultConfig() *config.Config {
+	cfg := DefaultConfig()
+	EnsureDefaults(cfg)
+	Sanitize(cfg)
+	return cfg
+}
+
+// DefaultConfig returns a basic default configuration
+func DefaultConfig() *config.Config {
+	return &config.Config{
+		Debug: config.Debug{
+			Addr:   "127.0.0.1:9165",
+			Token:  "",
+			Pprof:  false,
+			Zpages: false,
+		},
+		GRPC: config.GRPCConfig{
+			Addr:      "127.0.0.1:9164",
+			Namespace: "qsfera.api",
+			Protocol:  "tcp",
+		},
+		Service: config.Service{
+			Name: "app-provider",
+		},
+		Reva:         shared.DefaultRevaConfig(),
+		ExternalAddr: "qsfera.api.app-provider",
+		Driver:       "",
+		Drivers: config.Drivers{
+			WOPI: config.WOPIDriver{
+				WopiFolderURLBaseURL:      "https://localhost:9200/",
+				WopiFolderURLPathTemplate: "/f/{{.ResourceID}}",
+			},
+		},
+	}
+}
+
+// EnsureDefaults adds default values to the configuration if they are not set yet
+func EnsureDefaults(cfg *config.Config) {
+	if cfg.LogLevel == "" {
+		cfg.LogLevel = "error"
+	}
+
+	if cfg.Reva == nil && cfg.Commons != nil {
+		cfg.Reva = structs.CopyOrZeroValue(cfg.Commons.Reva)
+	}
+
+	if cfg.TokenManager == nil && cfg.Commons != nil && cfg.Commons.TokenManager != nil {
+		cfg.TokenManager = &config.TokenManager{
+			JWTSecret: cfg.Commons.TokenManager.JWTSecret,
+		}
+	} else if cfg.TokenManager == nil {
+		cfg.TokenManager = &config.TokenManager{}
+	}
+
+	if cfg.GRPC.TLS == nil && cfg.Commons != nil {
+		cfg.GRPC.TLS = structs.CopyOrZeroValue(cfg.Commons.GRPCServiceTLS)
+	}
+}
+
+// Sanitize sanitized the configuration
+func Sanitize(cfg *config.Config) {
+	// nothing to sanitize here atm
+}
+
+// Validate checks that all required configs are set. If a required config value
+// is missing an error will be returned.
+func Validate(cfg *config.Config) error {
+	if cfg.TokenManager.JWTSecret == "" {
+		return shared.MissingJWTTokenError(cfg.Service.Name)
+	}
+
+	return nil
+}