nixos/cassandra: Port test to python

This commit is contained in:
Daniel Schaefer 2019-11-06 16:00:36 +01:00
parent 75a8cd9930
commit 25c2506095

View file

@ -1,4 +1,4 @@
import ./make-test.nix ({ pkgs, lib, ... }:
import ./make-test-python.nix ({ pkgs, lib, ... }:
let
# Change this to test a different version of Cassandra:
testPackage = pkgs.cassandra;
@ -9,13 +9,16 @@ let
jmxRolesFile = ./cassandra-jmx-roles;
jmxAuthArgs = "-u ${(builtins.elemAt jmxRoles 0).username} -pw ${(builtins.elemAt jmxRoles 0).password}";
jmxPort = 7200; # Non-standard port so it doesn't accidentally work
jmxPortStr = toString jmxPort;
# Would usually be assigned to 512M
# Would usually be assigned to 512M.
# Set it to a different value, so that we can check whether our config
# actually changes it.
numMaxHeapSize = "400";
getHeapLimitCommand = ''
nodetool info -p ${toString jmxPort} | grep "^Heap Memory" | awk \'{print $NF}\'
nodetool info -p ${jmxPortStr} | grep "^Heap Memory" | awk '{print $NF}'
'';
checkHeapLimitCommand = ''
checkHeapLimitCommand = pkgs.writeShellScript "check-heap-limit.sh" ''
[ 1 -eq "$(echo "$(${getHeapLimitCommand}) < ${numMaxHeapSize}" | ${pkgs.bc}/bin/bc)" ]
'';
@ -44,7 +47,10 @@ let
};
in
{
name = "cassandra-ci";
name = "cassandra";
meta = {
maintainers = with lib.maintainers; [ johnazoidberg ];
};
nodes = {
cass0 = nodeCfg "192.168.1.1" {};
@ -52,66 +58,74 @@ in
cass2 = nodeCfg "192.168.1.3" { jvmOpts = [ "-Dcassandra.replace_address=cass1" ]; };
};
testScript = let
jmxPortS = toString jmxPort;
in ''
testScript = ''
# Check configuration
subtest "Timers exist", sub {
$cass0->succeed("systemctl list-timers | grep cassandra-full-repair.timer");
$cass0->succeed("systemctl list-timers | grep cassandra-incremental-repair.timer");
};
subtest "Can connect via cqlsh", sub {
$cass0->waitForUnit("cassandra.service");
$cass0->waitUntilSucceeds("nc -z cass0 9042");
$cass0->succeed("echo 'show version;' | cqlsh cass0");
};
subtest "Nodetool is operational", sub {
$cass0->waitForUnit("cassandra.service");
$cass0->waitUntilSucceeds("nc -z localhost ${jmxPortS}");
$cass0->succeed("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass0'");
};
subtest "Cluster name was set", sub {
$cass0->waitForUnit("cassandra.service");
$cass0->waitUntilSucceeds("nc -z localhost ${jmxPortS}");
$cass0->waitUntilSucceeds("nodetool describecluster -p ${jmxPortS} | grep 'Name: ${clusterName}'");
};
subtest "Heap limit set correctly", sub {
# Nodetool takes a while until it can display info
$cass0->waitUntilSucceeds('nodetool info -p ${jmxPortS}');
$cass0->succeed('${checkHeapLimitCommand}');
};
with subtest("Timers exist"):
cass0.succeed("systemctl list-timers | grep cassandra-full-repair.timer")
cass0.succeed("systemctl list-timers | grep cassandra-incremental-repair.timer")
with subtest("Can connect via cqlsh"):
cass0.wait_for_unit("cassandra.service")
cass0.wait_until_succeeds("nc -z cass0 9042")
cass0.succeed("echo 'show version;' | cqlsh cass0")
with subtest("Nodetool is operational"):
cass0.wait_for_unit("cassandra.service")
cass0.wait_until_succeeds("nc -z localhost ${jmxPortStr}")
cass0.succeed("nodetool status -p ${jmxPortStr} --resolve-ip | egrep '^UN[[:space:]]+cass0'")
with subtest("Cluster name was set"):
cass0.wait_for_unit("cassandra.service")
cass0.wait_until_succeeds("nc -z localhost ${jmxPortStr}")
cass0.wait_until_succeeds(
"nodetool describecluster -p ${jmxPortStr} | grep 'Name: ${clusterName}'"
)
with subtest("Heap limit set correctly"):
# Nodetool takes a while until it can display info
cass0.wait_until_succeeds("nodetool info -p ${jmxPortStr}")
cass0.succeed("${checkHeapLimitCommand}")
# Check cluster interaction
subtest "Bring up cluster", sub {
$cass1->waitForUnit("cassandra.service");
$cass1->waitUntilSucceeds("nodetool -p ${jmxPortS} ${jmxAuthArgs} status | egrep -c '^UN' | grep 2");
$cass0->succeed("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass1'");
};
with subtest("Bring up cluster"):
cass1.wait_for_unit("cassandra.service")
cass1.wait_until_succeeds(
"nodetool -p ${jmxPortStr} ${jmxAuthArgs} status | egrep -c '^UN' | grep 2"
)
cass0.succeed("nodetool status -p ${jmxPortStr} --resolve-ip | egrep '^UN[[:space:]]+cass1'")
'' + lib.optionalString testRemoteAuth ''
subtest "Remote authenticated jmx", sub {
# Doesn't work if not enabled
$cass0->waitUntilSucceeds("nc -z localhost ${jmxPortS}");
$cass1->fail("nc -z 192.168.1.1 ${toString jmxPort}");
$cass1->fail("nodetool -p ${jmxPortS} -h 192.168.1.1 status");
with subtest("Remote authenticated jmx"):
# Doesn't work if not enabled
cass0.wait_until_succeeds("nc -z localhost ${jmxPortStr}")
cass1.fail("nc -z 192.168.1.1 ${jmxPortStr}")
cass1.fail("nodetool -p ${jmxPortStr} -h 192.168.1.1 status")
# Works if enabled
$cass1->waitUntilSucceeds("nc -z localhost ${toString jmxPort}");
$cass0->succeed("nodetool -p ${jmxPortS} -h 192.168.1.2 ${jmxAuthArgs} status");
};
# Works if enabled
cass1.wait_until_succeeds("nc -z localhost ${jmxPortStr}")
cass0.succeed("nodetool -p ${jmxPortStr} -h 192.168.1.2 ${jmxAuthArgs} status")
'' + ''
subtest "Break and fix node", sub {
$cass1->block;
$cass0->waitUntilSucceeds("nodetool status -p ${jmxPortS} --resolve-ip | egrep -c '^DN[[:space:]]+cass1'");
$cass0->succeed("nodetool status -p ${jmxPortS} | egrep -c '^UN' | grep 1");
$cass1->unblock;
$cass1->waitUntilSucceeds("nodetool -p ${jmxPortS} ${jmxAuthArgs} status | egrep -c '^UN' | grep 2");
$cass0->succeed("nodetool status -p ${jmxPortS} | egrep -c '^UN' | grep 2");
};
subtest "Replace crashed node", sub {
$cass1->crash;
$cass2->waitForUnit("cassandra.service");
$cass0->waitUntilFails("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass1'");
$cass0->waitUntilSucceeds("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass2'");
};
with subtest("Break and fix node"):
cass1.block()
cass0.wait_until_succeeds(
"nodetool status -p ${jmxPortStr} --resolve-ip | egrep -c '^DN[[:space:]]+cass1'"
)
cass0.succeed("nodetool status -p ${jmxPortStr} | egrep -c '^UN' | grep 1")
cass1.unblock()
cass1.wait_until_succeeds(
"nodetool -p ${jmxPortStr} ${jmxAuthArgs} status | egrep -c '^UN' | grep 2"
)
cass0.succeed("nodetool status -p ${jmxPortStr} | egrep -c '^UN' | grep 2")
with subtest("Replace crashed node"):
cass1.block() # .crash() waits until it's fully shutdown
cass2.start()
cass0.wait_until_fails(
"nodetool status -p ${jmxPortStr} --resolve-ip | egrep '^UN[[:space:]]+cass1'"
)
cass2.wait_for_unit("cassandra.service")
cass0.wait_until_succeeds(
"nodetool status -p ${jmxPortStr} --resolve-ip | egrep '^UN[[:space:]]+cass2'"
)
'';
})