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51 lines
1.6 KiB
Clojure
51 lines
1.6 KiB
Clojure
(ns jepsen.clickhouse-keeper.set
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(:require
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[clojure.tools.logging :refer :all]
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[jepsen
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[checker :as checker]
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[client :as client]
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[generator :as gen]]
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[jepsen.clickhouse-keeper.utils :refer :all]
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[zookeeper :as zk])
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(:import (org.apache.zookeeper ZooKeeper KeeperException KeeperException$BadVersionException)))
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(defrecord SetClient [k conn nodename]
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client/Client
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(open! [this test node]
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(assoc
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(assoc this
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:conn (zk-connect node 9181 30000))
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:nodename node))
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(setup! [this test]
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(exec-with-retries 30 (fn []
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(zk-create-if-not-exists conn k "#{}"))))
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(invoke! [this test op]
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(case (:f op)
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:read (exec-with-retries 30 (fn []
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(zk-sync conn)
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(assoc op
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:type :ok
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:value (read-string (:data (zk-get-str conn k))))))
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:add (try
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(do
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(zk-add-to-set conn k (:value op))
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(assoc op :type :ok))
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(catch KeeperException$BadVersionException _ (assoc op :type :fail, :error :bad-version))
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(catch Exception _ (assoc op :type :info, :error :connect-error)))))
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(teardown! [_ test])
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(close! [_ test]
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(zk/close conn)))
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(defn workload
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"A generator, client, and checker for a set test."
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[opts]
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{:client (SetClient. "/a-set" nil nil)
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:checker (checker/set)
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:generator (->> (range)
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(map (fn [x] {:type :invoke, :f :add, :value x})))
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:final-generator (gen/once {:type :invoke, :f :read, :value nil})})
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