feature/compartment (#413)

- feature/compartment
- updated-as-per-review
- updated GetCompartmentID function

Author: sbhagate-infoblox

auth/interceptor.go

@@ -13,6 +13,7 @@ import (
 func LogrusUnaryServerInterceptor() grpc.UnaryServerInterceptor {
 	return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
 		addAccountIDToLogger(ctx)
+		addCompartmentIDToLogger(ctx)
 		return handler(ctx, req)
 	}
 }
@@ -22,6 +23,7 @@ func LogrusStreamServerInterceptor() grpc.StreamServerInterceptor {
 	return func(srv interface{}, stream grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) (err error) {
 		ctx := stream.Context()
 		addAccountIDToLogger(ctx)
+		addCompartmentIDToLogger(ctx)
 		wrapped := grpc_middleware.WrapServerStream(stream)
 		wrapped.WrappedContext = ctx
 		err = handler(srv, wrapped)
@@ -34,3 +36,9 @@ func addAccountIDToLogger(ctx context.Context) {
 		ctxlogrus.AddFields(ctx, logrus.Fields{MultiTenancyField: accountID})
 	}
 }
+
+func addCompartmentIDToLogger(ctx context.Context) {
+	if compartmentID, err := GetCompartmentID(ctx, nil); err == nil {
+		ctxlogrus.AddFields(ctx, logrus.Fields{MultiCompartmentField: compartmentID})
+	}
+}

auth/jwt.go

@@ -7,13 +7,16 @@ import (
 	"strconv"
 
 	jwt "github.com/golang-jwt/jwt/v4"
-	"github.com/grpc-ecosystem/go-grpc-middleware/auth"
+	grpc_auth "github.com/grpc-ecosystem/go-grpc-middleware/auth"
 )
 
 const (
 	// MultiTenancyField the field name for a specific tenant
 	MultiTenancyField = "account_id"
 
+	// MultiCompartmentField the field name for a specific compartment
+	MultiCompartmentField = "compartment_id"
+
 	// AuthorizationHeader contains information about the header value for the token
 	AuthorizationHeader = "Authorization"
 
@@ -74,6 +77,15 @@ func GetAccountID(ctx context.Context, keyfunc jwt.Keyfunc) (string, error) {
 	return "", errMissingField
 }
 
+// GetCompartmentID gets the JWT from a context and returns the CompartmentID field
+func GetCompartmentID(ctx context.Context, keyfunc jwt.Keyfunc) (string, error) {
+	val, err := GetJWTField(ctx, MultiCompartmentField, keyfunc)
+	if err == errMissingField {
+		return "", nil
+	}
+	return val, err
+}
+
 // getToken parses the token into a jwt.Token type from the grpc metadata.
 // WARNING: if keyfunc is nil, the token will get parsed but not verified
 // because it has been checked previously in the stack. More information