Add support for custom CA cert/path in Goldfish config (#220)

config/config.go

@@ -37,6 +37,8 @@ type VaultConfig struct {
 	Runtime_config  string
 	Approle_login   string
 	Approle_id      string
+	CA_cert			string
+	CA_path			string
 }
 
 func LoadConfigFile(path string) (*Config, error) {
@@ -266,6 +268,8 @@ func parseVault(result *Config, vault *ast.ObjectItem) error {
 		"runtime_config",
 		"approle_login",
 		"approle_id",
+		"ca_cert",
+		"ca_path",
 	}
 	if err := checkHCLKeys(vault.Val, valid); err != nil {
 		return fmt.Errorf("vault.%s: %s", key, err.Error())
@@ -318,5 +322,17 @@ func parseVault(result *Config, vault *ast.ObjectItem) error {
 		result.Vault.Approle_id = "goldfish"
 	}
 
+	if cacert, ok := m["ca_cert"]; ok && cacert != "" {
+		result.Vault.CA_cert = cacert
+	} else {
+		result.Vault.CA_cert = ""
+	}
+
+	if capath, ok := m["ca_path"]; ok && capath != "" {
+		result.Vault.CA_path = capath
+	} else {
+		result.Vault.CA_path = ""
+	}
+
 	return nil
-}
+}