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Jepsen testing (NLnet task 3 subtask 1) #544

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lx merged 41 commits from jepsen into main 2024-01-11 10:52:13 +00:00
Conversation 0 Commits 41 Files changed 22 +141 -102
7 changed files with 141 additions and 102 deletions
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6
script/jepsen.garage/Vagrantfile vendored
View file

@ -8,7 +8,7 @@ def vm(config, hostname, ip)
end
Vagrant.configure("2") do |config|
config.vm.box = "generic/alpine38"
config.vm.box = "generic/debian10"
config.vm.provider "virtualbox" do |vb|
vb.gui = false
@ -17,8 +17,8 @@ Vagrant.configure("2") do |config|
config.vm.provision "shell", inline: <<-SHELL
echo "root:root" | chpasswd
apk update
apk add wget
mkdir -p /root/.ssh
echo "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJpaBZdYxHqMxhv2RExAOa7nkKhPBOHupMP3mYaZ73w9 lx@lindy" >> /root/.ssh/authorized_keys
SHELL
config.vm.define "n1" do |config| vm(config, "n1", "192.168.56.21") end

9
script/jepsen.garage/destroy-tap.sh
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@ -1,9 +0,0 @@
#!/usr/bin/env bash
USER=$(whoami)
for NODE in 1 2 3 4 5; do
sudo ip link delete microvm-n$NODE
done

70
script/jepsen.garage/garage-cluster.nix
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@ -1,70 +0,0 @@
{ config, lib, pkgs, ... }:
let
unstable = import ./unstable.nix;
addressMap =
{
"n1" = { localAddress = "10.233.0.101"; hostAddress = "10.233.1.101"; };
"n2" = { localAddress = "10.233.0.102"; hostAddress = "10.233.1.102"; };
"n3" = { localAddress = "10.233.0.103"; hostAddress = "10.233.1.103"; };
"n4" = { localAddress = "10.233.0.104"; hostAddress = "10.233.1.104"; };
"n5" = { localAddress = "10.233.0.105"; hostAddress = "10.233.1.105"; };
};
toHostsEntry = name: { localAddress, ... }: "${localAddress} ${name}";
extraHosts =
builtins.concatStringsSep "\n"
(lib.attrsets.mapAttrsToList toHostsEntry addressMap);
nodeConfig = hostName: { localAddress, hostAddress }: {
inherit localAddress hostAddress;
ephemeral = true;
autoStart = true;
privateNetwork = true;
config = { config, pkgs, ... }:
{
networking = {
inherit hostName extraHosts;
};
services.openssh = {
enable = true;
permitRootLogin = "yes";
kexAlgorithms = [ "curve25519-sha256@libssh.org" "ecdh-sha2-nistp256" "ecdh-sha2-nistp384" "ecdh-sha2-nistp521" "diffie-hellman-group-exchange-sha256" "diffie-hellman-group14-sha1" "diffie-hellman-group-exchange-sha1" "diffie-hellman-group1-sha1" ];
};
users.users.root.initialPassword = "root";
users.users.root.openssh.authorizedKeys.keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJpaBZdYxHqMxhv2RExAOa7nkKhPBOHupMP3mYaZ73w9"
];
system.stateVersion = "22.11";
services.garage = {
enable = true;
logLevel = "debug";
settings = {
replication_mode = "3";
db_engine = "lmdb";
rpc_secret = "b597bb28ebdc90cdc4f15712733ca678cfb9a7e0311e0b9e93db9610fc3685e6";
rpc_bind_addr = "0.0.0.0:3901";
s3_api = {
region = "garage";
api_bind_addr = "0.0.0.0:3900";
};
k2v_api.api_bind_addr = "0.0.0.0:3902";
admin = {
api_bind_addr = "0.0.0.0:3903";
admin_token = "icanhazadmin";
};
};
};
networking.firewall.allowedTCPPorts = [ 3901 3900 3902 3903 ];
};
};
in
{
containers = lib.attrsets.mapAttrs nodeConfig addressMap;
networking = {
inherit extraHosts;
};
}

5
script/jepsen.garage/nodes.containers
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@ -1,5 +0,0 @@
n1.containers
n2.containers
n3.containers
n4.containers
n5.containers

3
script/jepsen.garage/project.clj
View file

@ -5,5 +5,6 @@
:url "https://www.gnu.org/licenses/gpl-3.0.en.html"}
:main jepsen.garage
:dependencies [[org.clojure/clojure "1.11.1"]
[jepsen "0.3.2-SNAPSHOT"]]
[jepsen "0.3.2-SNAPSHOT"]
[amazonica "0.3.163"]]
:repl-options {:init-ns jepsen.garage})

10
script/jepsen.garage/setup-tap.sh
View file

@ -1,10 +0,0 @@
#!/usr/bin/env bash
USER=$(whoami)
for NODE in 1 2 3 4 5; do
sudo ip tuntap add microvm-n$NODE mode tap user $USER
sudo ip addr add dev microvm-n$NODE 10.$NODE.0.1
done

140
script/jepsen.garage/src/jepsen/garage.clj
View file

@ -1,14 +1,146 @@
(ns jepsen.garage
(:require [jepsen.cli :as cli]
[jepsen.tests :as tests]))
(:require [clojure.tools.logging :refer :all]
[clojure.string :as str]
[jepsen [cli :as cli]
[client :as client]
[control :as c]
[db :as db]
[generator :as gen]
[tests :as tests]]
[jepsen.control.util :as cu]
[jepsen.os.debian :as debian]
[amazonica.aws.s3 :as s3]
[amazonica.aws.s3transfer :as s3transfer]))
(def dir "/opt/garage")
(def binary (str dir "/garage"))
(def logfile (str dir "/garage.log"))
(def pidfile (str dir "/garage.pid"))
(def grg-admin-token "icanhazadmin")
(def grg-key "jepsen")
(def grg-bucket "jepsen")
(def grg-object "1")
(defn db
"Garage DB for a particular version"
[version]
(reify db/DB
(setup! [_ test node]
(info node "installing garage" version)
(c/su
(c/exec :mkdir :-p dir)
(let [url (str "https://garagehq.deuxfleurs.fr/_releases/" version "/x86_64-unknown-linux-musl/garage")
cache (cu/wget! url)]
(c/exec :cp cache binary))
(c/exec :chmod :+x binary)
(cu/write-file!
(str "rpc_secret = \"0fffabe52542c2b89a56b2efb7dfd477e9dafb285c9025cbdf1de7ca21a6b372\"\n"
"rpc_bind_addr = \"0.0.0.0:3901\"\n"
"rpc_public_addr = \"" node ":3901\"\n"
"db_engine = \"lmdb\"\n"
"replication_mode = \"3\"\n"
"data_dir = \"" dir "/data\"\n"
"metadata_dir = \"" dir "/meta\"\n"
"[s3_api]\n"
"s3_region = \"us-east-1\"\n"
"api_bind_addr = \"0.0.0.0:3900\"\n"
"[k2v_api]\n"
"api_bind_addr = \"0.0.0.0:3902\"\n"
"[admin]\n"
"api_bind_addr = \"0.0.0.0:3903\"\n"
"admin_token = \"" grg-admin-token "\"\n")
"/etc/garage.toml")
(cu/start-daemon!
{:logfile logfile
:pidfile pidfile
:chdir dir}
binary
:server)
(Thread/sleep 100)
(let [node-id (c/exec binary :node :id :-q)]
(info node "node id:" node-id)
(c/on-many (:nodes test)
(c/exec binary :node :connect node-id))
(c/exec binary :layout :assign (subs node-id 0 16) :-c 1 :-z :dc1 :-t node))
(if (= node (first (:nodes test)))
(do
(Thread/sleep 2000)
(c/exec binary :layout :apply :--version 1)
(info node "garage status:" (c/exec binary :status))
(c/exec binary :key :new :--name grg-key)
(c/exec binary :bucket :create grg-bucket)
(c/exec binary :bucket :allow :--read :--write grg-bucket :--key grg-key)
(info node "key info: " (c/exec binary :key :info grg-key))))))
(teardown! [_ test node]
(info node "tearing down garage" version)
(c/su
(cu/stop-daemon! binary pidfile)
(c/exec :rm :-rf dir)))
db/LogFiles
(log-files [_ test node]
[logfile])))
(defn op-get [_ _] {:type :invoke, :f :get-object, :value nil})
(defn op-put [_ _] {:type :invoke, :f :put-object, :value (str (rand-int 50))})
(defn op-del [_ _] {:type :invoke, :f :del-object, :value nil})
(defrecord Client [creds]
client/Client
(open! [this test node]
(let [key-info (c/on node (c/exec binary :key :info grg-key))
[_ ak sk] (re-matches
#"(?s).*Key ID: (.*)\nSecret key: (.*)\nCan create.*"
key-info)
creds {:access-key ak
:secret-key sk
:endpoint (str "http://" node ":3900")
:client-config {:path-style-access-enabled true}}]
(info node "s3 credentials:" creds)
(assoc this :creds creds)))
(setup! [this test])
(invoke! [this test op]
(case (:f op)
:get-object
(let [value-bytes (try
(-> (s3/get-object (:creds this) grg-bucket grg-object)
:input-stream
slurp)
(catch Exception e nil))]
(assoc op :type :ok, :value value-bytes))
:put-object
(let [some-bytes (.getBytes (:value op) "UTF-8")
bytes-stream (java.io.ByteArrayInputStream. some-bytes)]
(s3/put-object (:creds this)
:bucket-name grg-bucket
:key grg-object
:input-stream bytes-stream
:metadata {:content-length (count some-bytes)})
(assoc op :type :ok))
:del-object
(do
(s3/delete-object (:creds this)
:bucket-name grg-bucket
:key grg-object)
(assoc op :type :ok, :value nil))))
(teardown! [this test])
(close! [this test]))
(defn garage-test
"Given an options map from the command line runner (e.g. :nodes, :ssh,
:concurrency, ...), constructs a test map."
[opts]
(merge tests/noop-test
{:pure-generators true}
opts))
opts
{:pure-generators true
:name "garage"
:os debian/os
:db (db "v0.8.2")
:client (Client. nil)
:generator (->> (gen/mix [op-get op-put])
(gen/stagger 1)
(gen/nemesis nil)
(gen/time-limit 15))}))
(defn -main
"Handles command line arguments. Can either run a test, or a web server for