Rename mc --> cmd

cmd/config-validate.go

@@ -0,0 +1,78 @@
+/*
+ * Minio Client (C) 2015 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package cmd
+
+import (
+	"bytes"
+	"fmt"
+	"strings"
+)
+
+// Check if version of the config is valid
+func validateConfigVersion(config *configV8) (bool, string) {
+	if config.Version != globalMCConfigVersion {
+		return false, fmt.Sprintf("Config version %s does not match GlobalMCConfiguration %s.\n",
+			config.Version, globalMCConfigVersion)
+	}
+	return true, ""
+}
+
+// Verifies the config file of the Minio Client
+func validateConfigFile(config *configV8) (bool, []string) {
+	ok, err := validateConfigVersion(config)
+	var validationSuccessful = true
+	var errors []string
+	if !ok {
+		validationSuccessful = false
+		errors = append(errors, err)
+	}
+	hosts := config.Hosts
+	for _, hostConfig := range hosts {
+		hostConfigHealthOk, hostErrors := validateConfigHost(hostConfig)
+		if !hostConfigHealthOk {
+			validationSuccessful = false
+			errors = append(errors, hostErrors...)
+		}
+	}
+	return validationSuccessful, errors
+}
+
+func validateConfigHost(host hostConfigV8) (bool, []string) {
+	var validationSuccessful = true
+	var hostErrors []string
+	api := host.API
+	validAPI := isValidAPI(strings.ToLower(api))
+	if !validAPI {
+		var errorMsg bytes.Buffer
+		errorMsg.WriteString(fmt.Sprintf(
+			"%s API for host %s is not Valid. It is not part of any of the following APIs:\n",
+			api, host.URL))
+		for index, validAPI := range validAPIs {
+			errorMsg.WriteString(fmt.Sprintf("%d. %s\n", index+1, validAPI))
+		}
+		validationSuccessful = false
+		hostErrors = append(hostErrors, errorMsg.String())
+	}
+	url := host.URL
+	validURL := isValidHostURL(url)
+	if !validURL {
+		validationSuccessful = false
+		msg := fmt.Sprintf("URL %s for host %s is not valid. Could not parse it.\n", url, host.URL)
+		hostErrors = append(hostErrors, msg)
+	}
+	return validationSuccessful, hostErrors
+}