istio

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// Copyright Istio Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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//     http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package util
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import (
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	"fmt"
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	"net/url"
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	"strings"
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	"istio.io/istio/pkg/log"
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)
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var scope = log.RegisterScope("util", "util")
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// IsFilePath reports whether the given URL is a local file path.
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func IsFilePath(path string) bool {
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	return strings.Contains(path, "/") || strings.Contains(path, ".")
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}
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// IsHTTPURL checks whether the given URL is a HTTP URL.
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func IsHTTPURL(path string) (bool, error) {
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	u, err := url.Parse(path)
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	valid := err == nil && u.Host != "" && (u.Scheme == "http" || u.Scheme == "https")
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	if strings.HasPrefix(path, "http") && !valid {
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		return false, fmt.Errorf("%s starts with http but is not a valid URL: %s", path, err)
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	}
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	return valid, nil
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}
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