checks/patroni: drop
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2 changed files with 0 additions and 216 deletions
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@ -35,11 +35,6 @@ in
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inherit (self'.packages) keycloak;
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};
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patroni = pkgs.callPackage ./patroni.nix {
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inherit (self) nixosModules;
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inherit (self'.packages) postgresql;
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};
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s3ql-upgrade = pkgs.callPackage ./s3ql-upgrade.nix {
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inherit (self'.packages) s3ql;
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inherit (self) nixosModules;
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@ -1,211 +0,0 @@
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{ nixosTest, nixosModules, postgresql }:
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# taken from https://github.com/phfroidmont/nixpkgs/blob/patroni-module/nixos/tests/patroni.nix
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nixosTest (
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let
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nodesIps = [
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"192.168.1.1"
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"192.168.1.2"
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"192.168.1.3"
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];
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createNode = index: { pkgs, ... }:
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let
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ip = builtins.elemAt nodesIps index; # since we already use IPs to identify servers
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in
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{
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imports = [
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nixosModules.patroni
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nixosModules.systemd-extras
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];
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networking.interfaces.eth1.ipv4.addresses = pkgs.lib.mkOverride 0 [
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{ address = ip; prefixLength = 16; }
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];
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networking.firewall.allowedTCPPorts = [ 5432 8008 5010 ];
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environment.systemPackages = [ pkgs.jq ];
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services.patroni = {
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enable = true;
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postgresqlPackage = postgresql.withPackages (p: [ p.pg_safeupdate ]);
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scope = "cluster1";
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name = "node${toString(index + 1)}";
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nodeIp = ip;
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otherNodesIps = builtins.filter (h: h != ip) nodesIps;
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softwareWatchdog = true;
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settings = {
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bootstrap = {
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dcs = {
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ttl = 30;
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loop_wait = 10;
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retry_timeout = 10;
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maximum_lag_on_failover = 1048576;
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};
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initdb = [
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{ encoding = "UTF8"; }
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"data-checksums"
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];
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};
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postgresql = {
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use_pg_rewind = true;
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use_slots = true;
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authentication = {
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replication = {
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username = "replicator";
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};
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superuser = {
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username = "postgres";
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};
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rewind = {
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username = "rewind";
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};
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};
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parameters = {
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listen_addresses = "${ip}";
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wal_level = "replica";
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hot_standby_feedback = "on";
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unix_socket_directories = "/tmp";
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};
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pg_hba = [
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"host replication replicator 192.168.1.0/24 md5"
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# Unsafe, do not use for anything other than tests
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"host all all 0.0.0.0/0 trust"
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];
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};
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etcd3 = {
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host = "192.168.1.4:2379";
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};
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};
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environmentFiles = {
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PATRONI_REPLICATION_PASSWORD = pkgs.writeText "replication-password" "postgres";
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PATRONI_SUPERUSER_PASSWORD = pkgs.writeText "superuser-password" "postgres";
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PATRONI_REWIND_PASSWORD = pkgs.writeText "rewind-password" "postgres";
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};
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};
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# We always want to restart so the tests never hang
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systemd.services.patroni.serviceConfig.StartLimitIntervalSec = 0;
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};
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in
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{
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name = "patroni";
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nodes = {
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node1 = createNode 0;
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node2 = createNode 1;
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node3 = createNode 2;
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etcd = { pkgs, ... }: {
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networking.interfaces.eth1.ipv4.addresses = pkgs.lib.mkOverride 0 [
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{ address = "192.168.1.4"; prefixLength = 16; }
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];
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services.etcd = {
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enable = true;
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listenClientUrls = [ "http://192.168.1.4:2379" ];
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};
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networking.firewall.allowedTCPPorts = [ 2379 ];
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};
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client = { pkgs, ... }: {
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environment.systemPackages = [ postgresql ];
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networking.interfaces.eth1.ipv4.addresses = pkgs.lib.mkOverride 0 [
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{ address = "192.168.2.1"; prefixLength = 16; }
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];
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services.haproxy = {
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enable = true;
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config = ''
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global
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maxconn 100
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defaults
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log global
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mode tcp
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retries 2
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timeout client 30m
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timeout connect 4s
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timeout server 30m
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timeout check 5s
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listen cluster1
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bind 127.0.0.1:5432
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option httpchk
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http-check expect status 200
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default-server inter 3s fall 3 rise 2 on-marked-down shutdown-sessions
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${builtins.concatStringsSep "\n" (map (ip: "server postgresql_${ip}_5432 ${ip}:5432 maxconn 100 check port 8008") nodesIps)}
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'';
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};
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};
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};
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testScript = ''
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nodes = [node1, node2, node3]
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def wait_for_all_nodes_ready(expected_replicas=2):
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booted_nodes = filter(lambda node: node.booted, nodes)
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for node in booted_nodes:
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print(node.succeed("patronictl list cluster1"))
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node.wait_until_succeeds(f"[ $(patronictl list -f json cluster1 | jq 'length') == {expected_replicas + 1} ]")
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node.wait_until_succeeds("[ $(patronictl list -f json cluster1 | jq 'map(select(.Role | test(\"^Leader$\"))) | map(select(.State | test(\"^running$\"))) | length') == 1 ]")
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node.wait_until_succeeds(f"[ $(patronictl list -f json cluster1 | jq 'map(select(.Role | test(\"^Replica$\"))) | map(select(.State | test(\"^streaming$\"))) | length') == {expected_replicas} ]")
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print(node.succeed("patronictl list cluster1"))
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client.wait_until_succeeds("psql -h 127.0.0.1 -U postgres --command='select 1;'")
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def run_dummy_queries():
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client.succeed("psql -h 127.0.0.1 -U postgres --pset='pager=off' --tuples-only --command='insert into dummy(val) values (101);'")
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client.succeed("test $(psql -h 127.0.0.1 -U postgres --pset='pager=off' --tuples-only --command='select val from dummy where val = 101;') -eq 101")
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client.succeed("psql -h 127.0.0.1 -U postgres --pset='pager=off' --tuples-only --command='delete from dummy where val = 101;'")
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start_all()
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with subtest("should bootstrap a new patroni cluster"):
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wait_for_all_nodes_ready()
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with subtest("should be able to insert and select"):
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client.succeed("psql -h 127.0.0.1 -U postgres --command='create table dummy as select * from generate_series(1, 100) as val;'")
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client.succeed("test $(psql -h 127.0.0.1 -U postgres --pset='pager=off' --tuples-only --command='select count(distinct val) from dummy;') -eq 100")
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with subtest("should restart after all nodes are crashed"):
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for node in nodes:
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node.crash()
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for node in nodes:
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node.start()
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wait_for_all_nodes_ready()
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with subtest("should be able to run queries while any one node is crashed"):
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masterNodeName = node1.succeed("patronictl list -f json cluster1 | jq '.[] | select(.Role | test(\"^Leader$\")) | .Member' -r").strip()
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masterNodeIndex = int(masterNodeName[len(masterNodeName)-1]) - 1
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# Move master node at the end of the list to avoid multiple failovers (makes the test faster and more consistent)
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nodes.append(nodes.pop(masterNodeIndex))
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for node in nodes:
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node.crash()
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wait_for_all_nodes_ready(1)
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# Execute some queries while a node is down.
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run_dummy_queries()
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# Restart crashed node.
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node.start()
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wait_for_all_nodes_ready()
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# Execute some queries with the node back up.
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run_dummy_queries()
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'';
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})
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