Allow using local keys (#112)

Author: ikawalec

cmd/log.go

@@ -383,7 +383,7 @@ func LogKey(name string, key interface{}) {
 			pterm.Error.Println(err)
 		}
 
-		pterm.FgGray.Printfln(p.String())
+		pterm.FgGray.Printfln("%s", p.String())
 	case *rsa.PrivateKey:
 		p := bytes.Buffer{}
 
@@ -394,7 +394,7 @@ func LogKey(name string, key interface{}) {
 			pterm.Error.Println(err)
 		}
 
-		pterm.FgGray.Printfln(p.String())
+		pterm.FgGray.Printfln("%s", p.String())
 	case *ecdsa.PublicKey:
 		b, err := x509.MarshalPKIXPublicKey(key)
 
@@ -411,7 +411,7 @@ func LogKey(name string, key interface{}) {
 			pterm.Error.Println(err)
 		}
 
-		pterm.FgGray.Printfln(p.String())
+		pterm.FgGray.Printfln("%s", p.String())
 	case *ecdsa.PrivateKey:
 		b, err := x509.MarshalECPrivateKey(key)
 
@@ -428,7 +428,7 @@ func LogKey(name string, key interface{}) {
 			pterm.Error.Println(err)
 		}
 
-		pterm.FgGray.Printfln(p.String())
+		pterm.FgGray.Printfln("%s", p.String())
 	case []byte:
 		pterm.FgGray.Println(string(key))
 	case string:

internal/oauth2/oauth2.go

@@ -72,20 +72,20 @@ type ClientConfig struct {
 	Password               string
 	RefreshToken           string
 	Assertion              string `validate:"omitempty,json"`
-	SigningKey             string `validate:"omitempty,uri"`
-	EncryptionKey          string `validate:"omitempty,uri"`
+	SigningKey             string `validate:"omitempty,uri|file"`
+	EncryptionKey          string `validate:"omitempty,uri|file"`
 	SubjectToken           string
 	SubjectTokenType       string `validate:"omitempty,oneof=urn:ietf:params:oauth:token-type:access_token"`
 	ActorToken             string
 	ActorTokenType         string `validate:"omitempty,oneof=urn:ietf:params:oauth:token-type:access_token"`
 	IDTokenHint            string
 	LoginHint              string
 	IDPHint                string
-	TLSCert                string `validate:"omitempty,uri"`
-	TLSKey                 string `validate:"omitempty,uri"`
-	TLSRootCA              string `validate:"omitempty,uri"`
-	CallbackTLSCert        string `validate:"omitempty,uri"`
-	CallbackTLSKey         string `validate:"omitempty,uri"`
+	TLSCert                string `validate:"omitempty,uri|file"`
+	TLSKey                 string `validate:"omitempty,uri|file"`
+	TLSRootCA              string `validate:"omitempty,uri|file"`
+	CallbackTLSCert        string `validate:"omitempty,uri|file"`
+	CallbackTLSKey         string `validate:"omitempty,uri|file"`
 	HTTPTimeout            time.Duration
 	BrowserTimeout         time.Duration
 	DPoP                   bool