forked from Deuxfleurs/garage
jepsen: reconfigure nemesis + add db nemesis
This commit is contained in:
parent
4fa2646a75
commit
db921cc05f
6 changed files with 138 additions and 111 deletions
|
@ -97,6 +97,8 @@ Results:
|
|||
|
||||
- For now, no failures with clock-scramble nemesis + partition nemesis -> TODO long test run
|
||||
|
||||
- Does not seem to fail with partition + layout reconfiguration nemesis (>100 runs)
|
||||
|
||||
- Does not seem to fail with the clock scrambler + partition + layout reconfiguation nemesis (>10 runs), although theoretically it could
|
||||
|
||||
TODO: make it fail!!!
|
||||
|
|
|
@ -27,7 +27,8 @@
|
|||
"cp" grgNemesis/scenario-cp
|
||||
"r" grgNemesis/scenario-r
|
||||
"pr" grgNemesis/scenario-pr
|
||||
"cpr" grgNemesis/scenario-cpr})
|
||||
"cpr" grgNemesis/scenario-cpr
|
||||
"dpr" grgNemesis/scenario-dpr})
|
||||
|
||||
(def patches
|
||||
"A map of patch names to Garage builds"
|
||||
|
@ -59,15 +60,16 @@
|
|||
"Given an options map from the command line runner (e.g. :nodes, :ssh,
|
||||
:concurrency, ...), constructs a test map."
|
||||
[opts]
|
||||
(let [workload ((get workloads (:workload opts)) opts)
|
||||
scenario ((get scenari (:scenario opts)) opts)
|
||||
garage-version (get patches (:patch opts))]
|
||||
(let [garage-version (get patches (:patch opts))
|
||||
db (grg/db garage-version)
|
||||
workload ((get workloads (:workload opts)) opts)
|
||||
scenario ((get scenari (:scenario opts)) (assoc opts :db db))]
|
||||
(merge tests/noop-test
|
||||
opts
|
||||
{:pure-generators true
|
||||
:name (str "garage " (name (:workload opts)))
|
||||
:os debian/os
|
||||
:db (grg/db garage-version)
|
||||
:db db
|
||||
:client (:client workload)
|
||||
:generator (gen/phases
|
||||
(->>
|
||||
|
@ -82,7 +84,7 @@
|
|||
(gen/clients (:final-generator workload)))
|
||||
:nemesis (:nemesis scenario)
|
||||
:checker (checker/compose
|
||||
{:perf (checker/perf)
|
||||
{:perf (checker/perf (:perf scenario))
|
||||
:workload (:checker workload)})
|
||||
})))
|
||||
|
||||
|
|
|
@ -119,6 +119,24 @@
|
|||
(c/exec :rm :-rf data-dir)
|
||||
(c/exec :rm :-rf meta-dir)))
|
||||
|
||||
db/Pause
|
||||
(pause! [_ test node]
|
||||
(cu/grepkill! :stop binary))
|
||||
(resume! [_ test node]
|
||||
(cu/grepkill! :cont binary))
|
||||
|
||||
db/Kill
|
||||
(kill! [_ test node]
|
||||
(cu/stop-daemon! binary pidfile))
|
||||
(start! [_ test node]
|
||||
(cu/start-daemon!
|
||||
{:logfile logfile
|
||||
:pidfile pidfile
|
||||
:chdir base-dir
|
||||
:env {:RUST_LOG "garage=debug,garage_api=trace"}}
|
||||
binary
|
||||
:server))
|
||||
|
||||
db/LogFiles
|
||||
(log-files [_ test node]
|
||||
[logfile])))
|
||||
|
|
|
@ -4,6 +4,7 @@
|
|||
[core :as jepsen]
|
||||
[generator :as gen]
|
||||
[nemesis :as nemesis]]
|
||||
[jepsen.nemesis.combined :as combined]
|
||||
[jepsen.garage.daemon :as grg]
|
||||
[jepsen.control.util :as cu]))
|
||||
|
||||
|
@ -11,21 +12,23 @@
|
|||
|
||||
(defn configure-present!
|
||||
"Configure node to be active in new cluster layout"
|
||||
[test node]
|
||||
(info "configure-present!" node)
|
||||
(let [node-id (c/on node (c/exec grg/binary :node :id :-q))]
|
||||
(c/on
|
||||
(jepsen/primary test)
|
||||
(c/exec grg/binary :layout :assign (subs node-id 0 16) :-c :1G))))
|
||||
[test nodes]
|
||||
(info "configure-present!" nodes)
|
||||
(let [node-ids (c/on-many nodes (c/exec grg/binary :node :id :-q))
|
||||
node-id-strs (map (fn [[_ v]] (subs v 0 16)) node-ids)]
|
||||
(c/on
|
||||
(jepsen/primary test)
|
||||
(apply c/exec (concat [grg/binary :layout :assign :-c :1G] node-id-strs)))))
|
||||
|
||||
(defn configure-absent!
|
||||
"Configure node to be active in new cluster layout"
|
||||
[test node]
|
||||
(info "configure-absent!" node)
|
||||
(let [node-id (c/on node (c/exec grg/binary :node :id :-q))]
|
||||
(c/on
|
||||
(jepsen/primary test)
|
||||
(c/exec grg/binary :layout :assign (subs node-id 0 16) :-g))))
|
||||
"Configure nodes to be active in new cluster layout"
|
||||
[test nodes]
|
||||
(info "configure-absent!" nodes)
|
||||
(let [node-ids (c/on-many nodes (c/exec grg/binary :node :id :-q))
|
||||
node-id-strs (map (fn [[_ v]] (subs v 0 16)) node-ids)]
|
||||
(c/on
|
||||
(jepsen/primary test)
|
||||
(apply c/exec (concat [grg/binary :layout :assign :-g] node-id-strs)))))
|
||||
|
||||
(defn finalize-config!
|
||||
"Apply the proposed cluster layout"
|
||||
|
@ -53,14 +56,14 @@
|
|||
shuffle
|
||||
(split-at cnt))]
|
||||
(info "layout split: keep " keep-nodes ", remove " remove-nodes)
|
||||
(run! #(configure-present! test %) keep-nodes)
|
||||
(run! #(configure-absent! test %) remove-nodes)
|
||||
(configure-present! test keep-nodes)
|
||||
(configure-absent! test remove-nodes)
|
||||
(finalize-config! test)
|
||||
(assoc op :value keep-nodes))
|
||||
:stop
|
||||
(do
|
||||
(info "layout un-split: all nodes=" (:nodes test))
|
||||
(run! #(configure-present! test %) (:nodes test))
|
||||
(configure-present! test (:nodes test))
|
||||
(finalize-config! test)
|
||||
(assoc op :value (:nodes test)))))
|
||||
|
||||
|
@ -73,70 +76,58 @@
|
|||
[op]
|
||||
(fn [_ _] {:type :info, :f op}))
|
||||
|
||||
(defn scenario-c
|
||||
"Clock scramble scenario"
|
||||
[opts]
|
||||
{:generator (->>
|
||||
(nemesis-op :clock-scramble)
|
||||
(gen/stagger 5))
|
||||
:nemesis (nemesis/compose
|
||||
{{:clock-scramble :scramble} (nemesis/clock-scrambler 20.0)})})
|
||||
|
||||
(defn scenario-cp
|
||||
"Clock scramble + partition scenario"
|
||||
[opts]
|
||||
{:generator (->>
|
||||
(gen/mix [(nemesis-op :clock-scramble)
|
||||
(nemesis-op :partition-stop)
|
||||
(nemesis-op :partition-start)])
|
||||
(gen/stagger 5))
|
||||
:final-generator (gen/once {:type :info, :f :partition-stop})
|
||||
:nemesis (nemesis/compose
|
||||
{{:clock-scramble :scramble} (nemesis/clock-scrambler 20.0)
|
||||
{:partition-start :start
|
||||
:partition-stop :stop} (nemesis/partition-random-halves)})})
|
||||
|
||||
(defn scenario-r
|
||||
"Cluster reconfiguration scenario"
|
||||
(defn reconfiguration-package
|
||||
"Cluster reconfiguration nemesis package"
|
||||
[opts]
|
||||
{:generator (->>
|
||||
(gen/mix [(nemesis-op :reconfigure-start)
|
||||
(nemesis-op :reconfigure-stop)])
|
||||
(gen/stagger 5))
|
||||
(gen/stagger (:interval opts 5)))
|
||||
:final-generator {:type :info, :f :reconfigure-stop}
|
||||
:nemesis (nemesis/compose
|
||||
{{:reconfigure-start :start
|
||||
:reconfigure-stop :stop} (reconfigure-subset 3)})})
|
||||
:reconfigure-stop :stop} (reconfigure-subset 3)})
|
||||
:perf #{{:name "reconfigure"
|
||||
:start #{:reconfigure-start}
|
||||
:stop #{:reconfigur-stop}
|
||||
:color "#A197E9"}}})
|
||||
|
||||
(defn scenario-c
|
||||
"Clock modifying scenario"
|
||||
[opts]
|
||||
(combined/clock-package {:db (:db opts), :interval 1, :faults #{:clock}}))
|
||||
|
||||
(defn scenario-cp
|
||||
"Clock modifying + partition scenario"
|
||||
[opts]
|
||||
(combined/compose-packages
|
||||
[(combined/clock-package {:db (:db opts), :interval 1, :faults #{:clock}})
|
||||
(combined/partition-package {:db (:db opts), :interval 1, :faults #{:partition}})]))
|
||||
|
||||
(defn scenario-r
|
||||
"Cluster reconfiguration scenario"
|
||||
[opts]
|
||||
(reconfiguration-package {:interval 1}))
|
||||
|
||||
(defn scenario-pr
|
||||
"Partition + cluster reconfiguration scenario"
|
||||
[opts]
|
||||
{:generator (->>
|
||||
(gen/mix [(nemesis-op :partition-start)
|
||||
(nemesis-op :partition-stop)
|
||||
(nemesis-op :reconfigure-start)
|
||||
(nemesis-op :reconfigure-stop)])
|
||||
(gen/stagger 5))
|
||||
:final-generator (gen/once {:type :info, :f :partition-stop})
|
||||
:nemesis (nemesis/compose
|
||||
{{:partition-start :start
|
||||
:partition-stop :stop} (nemesis/partition-random-halves)
|
||||
{:reconfigure-start :start
|
||||
:reconfigure-stop :stop} (reconfigure-subset 3)})})
|
||||
(combined/compose-packages
|
||||
[(combined/partition-package {:db (:db opts), :interval 1, :faults #{:partition}})
|
||||
(reconfiguration-package {:interval 1})]))
|
||||
|
||||
(defn scenario-cpr
|
||||
"Clock scramble + partition + cluster reconfiguration scenario"
|
||||
[opts]
|
||||
{:generator (->>
|
||||
(gen/mix [(nemesis-op :clock-scramble)
|
||||
(nemesis-op :partition-start)
|
||||
(nemesis-op :partition-stop)
|
||||
(nemesis-op :reconfigure-start)
|
||||
(nemesis-op :reconfigure-stop)])
|
||||
(gen/stagger 5))
|
||||
:final-generator (gen/once {:type :info, :f :partition-stop})
|
||||
:nemesis (nemesis/compose
|
||||
{{:clock-scramble :scramble} (nemesis/clock-scrambler 20.0)
|
||||
{:partition-start :start
|
||||
:partition-stop :stop} (nemesis/partition-random-halves)
|
||||
{:reconfigure-start :start
|
||||
:reconfigure-stop :stop} (reconfigure-subset 3)})})
|
||||
(combined/compose-packages
|
||||
[(combined/clock-package {:db (:db opts), :interval 1, :faults #{:clock}})
|
||||
(combined/partition-package {:db (:db opts), :interval 1, :faults #{:partition}})
|
||||
(reconfiguration-package {:interval 1})]))
|
||||
|
||||
(defn scenario-dpr
|
||||
"Db + partition + cluster reconfiguration scenario"
|
||||
[opts]
|
||||
(combined/compose-packages
|
||||
[(combined/db-package {:db (:db opts), :interval 1, :faults #{:db :pause :kill}})
|
||||
(combined/partition-package {:db (:db opts), :interval 1, :faults #{:partition}})
|
||||
(reconfiguration-package {:interval 1})]))
|
||||
|
|
|
@ -30,21 +30,28 @@
|
|||
(assoc this :creds (grg/creds node)))
|
||||
(setup! [this test])
|
||||
(invoke! [this test op]
|
||||
(let [[k v] (:value op)]
|
||||
(case (:f op)
|
||||
:read
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :fail, :error ::timeout)
|
||||
(let [value (s3/get (:creds this) k)]
|
||||
(assoc op :type :ok, :value (independent/tuple k value))))
|
||||
:write
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :info, :error ::timeout)
|
||||
(do
|
||||
(s3/put (:creds this) k v)
|
||||
(assoc op :type :ok))))))
|
||||
(try+
|
||||
(let [[k v] (:value op)]
|
||||
(case (:f op)
|
||||
:read
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :fail, :error ::timeout)
|
||||
(let [value (s3/get (:creds this) k)]
|
||||
(assoc op :type :ok, :value (independent/tuple k value))))
|
||||
:write
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :info, :error ::timeout)
|
||||
(do
|
||||
(s3/put (:creds this) k v)
|
||||
(assoc op :type :ok)))))
|
||||
(catch (re-find #"Unavailable" (.getMessage %)) ex
|
||||
(assoc op :type :info, :error ::unavailable))
|
||||
(catch (re-find #"Broken pipe" (.getMessage %)) ex
|
||||
(assoc op :type :info, :error ::broken-pipe))
|
||||
(catch (re-find #"Connection refused" (.getMessage %)) ex
|
||||
(assoc op :type :info, :error ::connection-refused))))
|
||||
(teardown! [this test])
|
||||
(close! [this test]))
|
||||
|
||||
|
|
|
@ -30,27 +30,34 @@
|
|||
(assoc this :creds (grg/creds node)))
|
||||
(setup! [this test])
|
||||
(invoke! [this test op]
|
||||
(let [[k v] (:value op)
|
||||
prefix (str "set" k "/")]
|
||||
(case (:f op)
|
||||
:add
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :info, :error ::timeout)
|
||||
(do
|
||||
(s3/put (:creds this) (str prefix v) "present")
|
||||
(assoc op :type :ok)))
|
||||
:read
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :fail, :error ::timeout)
|
||||
(do
|
||||
(let [items (s3/list (:creds this) prefix)]
|
||||
(let [items-stripped (map (fn [o]
|
||||
(assert (str/starts-with? o prefix))
|
||||
(str/replace-first o prefix "")) items)
|
||||
items-set (set (map parse-long items-stripped))]
|
||||
(assoc op :type :ok, :value (independent/tuple k items-set)))))))))
|
||||
(try+
|
||||
(let [[k v] (:value op)
|
||||
prefix (str "set" k "/")]
|
||||
(case (:f op)
|
||||
:add
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :info, :error ::timeout)
|
||||
(do
|
||||
(s3/put (:creds this) (str prefix v) "present")
|
||||
(assoc op :type :ok)))
|
||||
:read
|
||||
(util/timeout
|
||||
10000
|
||||
(assoc op :type :fail, :error ::timeout)
|
||||
(do
|
||||
(let [items (s3/list (:creds this) prefix)]
|
||||
(let [items-stripped (map (fn [o]
|
||||
(assert (str/starts-with? o prefix))
|
||||
(str/replace-first o prefix "")) items)
|
||||
items-set (set (map parse-long items-stripped))]
|
||||
(assoc op :type :ok, :value (independent/tuple k items-set))))))))
|
||||
(catch (re-find #"Unavailable" (.getMessage %)) ex
|
||||
(assoc op :type :info, :error ::unavailable))
|
||||
(catch (re-find #"Broken pipe" (.getMessage %)) ex
|
||||
(assoc op :type :info, :error ::broken-pipe))
|
||||
(catch (re-find #"Connection refused" (.getMessage %)) ex
|
||||
(assoc op :type :info, :error ::connection-refused))))
|
||||
(teardown! [this test])
|
||||
(close! [this test]))
|
||||
|
||||
|
|
Loading…
Reference in a new issue