96 lines
3.3 KiB
Ruby
96 lines
3.3 KiB
Ruby
# Copyright 2014, Google Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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require 'redis'
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require 'googleauth/token_store'
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module Google
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module Auth
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module Stores
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# Implementation of user token storage backed by Redis. Tokens
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# are stored as JSON using the supplied key, prefixed with
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# `g-user-token:`
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class RedisTokenStore < Google::Auth::TokenStore
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DEFAULT_KEY_PREFIX = 'g-user-token:'
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# Create a new store with the supplied redis client.
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#
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# @param [::Redis, String] redis
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# Initialized redis client to connect to.
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# @param [String] prefix
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# Prefix for keys in redis. Defaults to 'g-user-token:'
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# @note If no redis instance is provided, a new one is created and
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# the options passed through. You may include any other keys accepted
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# by `Redis.new`
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def initialize(options = {})
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redis = options.delete(:redis)
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prefix = options.delete(:prefix)
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case redis
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when Redis
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@redis = redis
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else
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@redis = Redis.new(options)
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end
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@prefix = prefix || DEFAULT_KEY_PREFIX
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end
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# (see Google::Auth::Stores::TokenStore#load)
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def load(id)
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key = key_for(id)
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@redis.get(key)
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end
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# (see Google::Auth::Stores::TokenStore#store)
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def store(id, token)
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key = key_for(id)
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@redis.set(key, token)
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end
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# (see Google::Auth::Stores::TokenStore#delete)
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def delete(id)
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key = key_for(id)
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@redis.del(key)
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end
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private
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# Generate a redis key from a token ID
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#
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# @param [String] id
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# ID of the token
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# @return [String]
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# Redis key
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def key_for(id)
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@prefix + id
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end
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end
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end
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end
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end
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