| // Copyright Istio Authors |
| // |
| // 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 util |
| |
| import ( |
| "fmt" |
| "net/url" |
| "strings" |
| ) |
| |
| import ( |
| "istio.io/pkg/log" |
| ) |
| |
| var scope = log.RegisterScope("util", "util", 0) |
| |
| // IsFilePath reports whether the given URL is a local file path. |
| func IsFilePath(path string) bool { |
| return strings.Contains(path, "/") || strings.Contains(path, ".") |
| } |
| |
| // IsHTTPURL checks whether the given URL is a HTTP URL. |
| func IsHTTPURL(path string) (bool, error) { |
| u, err := url.Parse(path) |
| valid := err == nil && u.Host != "" && (u.Scheme == "http" || u.Scheme == "https") |
| if strings.HasPrefix(path, "http") && !valid { |
| return false, fmt.Errorf("%s starts with http but is not a valid URL: %s", path, err) |
| } |
| return valid, nil |
| } |