19a3bdf450
It's a lot of work for dependabot for our outdated deps, let's help it by making one huge manual update. Signed-off-by: Ondřej Budai <ondrej@budai.cz>
67 lines
1.9 KiB
Go
67 lines
1.9 KiB
Go
/*
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Copyright (c) 2019 Red Hat, Inc.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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// This file contains functions that extract information from the context.
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package authentication
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import (
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"context"
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"fmt"
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"github.com/golang-jwt/jwt"
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)
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// ContextWithToken creates a new context containing the given token.
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func ContextWithToken(parent context.Context, token *jwt.Token) context.Context {
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return context.WithValue(parent, tokenKeyValue, token)
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}
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// TokenFromContext extracts the JSON web token of the user from the context. If no token is found
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// in the context then the result will be nil.
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func TokenFromContext(ctx context.Context) (result *jwt.Token, err error) {
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switch token := ctx.Value(tokenKeyValue).(type) {
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case nil:
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case *jwt.Token:
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result = token
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default:
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err = fmt.Errorf(
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"expected a token in the '%s' context value, but got '%T'",
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tokenKeyValue, token,
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)
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}
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return
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}
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// BearerFromContext extracts the bearer token of the user from the context. If no user is found in
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// the context then the result will be the empty string.
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func BearerFromContext(ctx context.Context) (result string, err error) {
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token, err := TokenFromContext(ctx)
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if err != nil {
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return
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}
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if token == nil {
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return
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}
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result = token.Raw
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return
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}
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// tokenKeyType is the type of the key used to store the token in the context.
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type tokenKeyType string
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// tokenKeyValue is the key used to store the token in the context:
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const tokenKeyValue tokenKeyType = "token"
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