Handle unknown ini options

internal/config.go

@@ -14,7 +14,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/jessevdk/go-flags"
+	"github.com/thomseddon/go-flags"
 	"github.com/thomseddon/traefik-forward-auth/internal/provider"
 )
 
@@ -141,7 +141,7 @@ func NewConfig(args []string) (Config, error) {
 }
 
 func (c *Config) parseFlags(args []string) error {
-	p := flags.NewParser(c, flags.Default)
+	p := flags.NewParser(c, flags.Default | flags.IniUnknownOptionHandler)
 	p.UnknownOptionHandler = c.parseUnknownFlag
 
 	i := flags.NewIniParser(p)
@@ -157,6 +157,7 @@ func (c *Config) parseFlags(args []string) error {
 				return err
 			}
 
+			fmt.Println("config format deprecated, please use ini format")
 			return i.Parse(converted)
 		}
 

internal/config_test.go

@@ -165,6 +165,18 @@ func TestConfigParseIni(t *testing.T) {
 	assert.Equal("inicookiename", c.CookieName, "should be read from ini file")
 	assert.Equal("csrfcookiename", c.CSRFCookieName, "should be read from ini file")
 	assert.Equal("/two", c.Path, "variable in second ini file should override first ini file")
+	assert.Equal(map[string]*Rule{
+		"1": {
+			Action:   "allow",
+			Rule:     "PathPrefix(`/one`)",
+			Provider: "google",
+		},
+		"two": {
+			Action:   "auth",
+			Rule:     "Host(`two.com`) && Path(`/two`)",
+			Provider: "google",
+		},
+	}, c.Rules)
 }
 
 func TestConfigFileBackwardsCompatability(t *testing.T) {