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nixos/tests/cassandra: Test jmxPort

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The test sets it to a non-standard port so it won't work accidentally
now and we'll be sure that our NixOS option works.
This commit is contained in:
Daniel Schaefer 2019-07-31 00:37:27 +02:00
parent 706518f761
commit 8fbf9559df
1 changed files with 35 additions and 31 deletions
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66
nixos/tests/cassandra.nix
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@ -8,11 +8,12 @@ let
jmxRoles = [{ username = "me"; password = "password"; }]; jmxRoles = [{ username = "me"; password = "password"; }];
jmxRolesFile = ./cassandra-jmx-roles; jmxRolesFile = ./cassandra-jmx-roles;
jmxAuthArgs = "-u ${(builtins.elemAt jmxRoles 0).username} -pw ${(builtins.elemAt jmxRoles 0).password}"; jmxAuthArgs = "-u ${(builtins.elemAt jmxRoles 0).username} -pw ${(builtins.elemAt jmxRoles 0).password}";
jmxPort = 7200; # Non-standard port so it doesn't accidentally work
# Would usually be assigned to 512M # Would usually be assigned to 512M
numMaxHeapSize = "400"; numMaxHeapSize = "400";
getHeapLimitCommand = '' getHeapLimitCommand = ''
nodetool info | grep "^Heap Memory" | awk \'{print $NF}\' nodetool info -p ${toString jmxPort} | grep "^Heap Memory" | awk \'{print $NF}\'
''; '';
checkHeapLimitCommand = '' checkHeapLimitCommand = ''
[ 1 -eq "$(echo "$(${getHeapLimitCommand}) < ${numMaxHeapSize}" | ${pkgs.bc}/bin/bc)" ] [ 1 -eq "$(echo "$(${getHeapLimitCommand}) < ${numMaxHeapSize}" | ${pkgs.bc}/bin/bc)" ]
@ -27,19 +28,20 @@ let
package = testPackage; package = testPackage;
maxHeapSize = "${numMaxHeapSize}M"; maxHeapSize = "${numMaxHeapSize}M";
heapNewSize = "100M"; heapNewSize = "100M";
inherit jmxPort;
}; };
nodeCfg = ipAddress: extra: {pkgs, config, ...}: nodeCfg = ipAddress: extra: {pkgs, config, ...}: rec {
{ environment.systemPackages = [ testPackage ]; environment.systemPackages = [ testPackage ];
networking = { networking = {
firewall.allowedTCPPorts = [ 7000 7199 9042 ]; firewall.allowedTCPPorts = [ 7000 9042 services.cassandra.jmxPort ];
useDHCP = false; useDHCP = false;
interfaces.eth1.ipv4.addresses = pkgs.lib.mkOverride 0 [ interfaces.eth1.ipv4.addresses = pkgs.lib.mkOverride 0 [
{ address = ipAddress; prefixLength = 24; } { address = ipAddress; prefixLength = 24; }
]; ];
};
services.cassandra = cassandraCfg ipAddress // extra;
virtualisation.memorySize = 1024;
}; };
services.cassandra = cassandraCfg ipAddress // extra;
virtualisation.memorySize = 1024;
};
in in
{ {
name = "cassandra-ci"; name = "cassandra-ci";
@ -50,7 +52,9 @@ in
cass2 = nodeCfg "192.168.1.3" { jvmOpts = [ "-Dcassandra.replace_address=cass1" ]; }; cass2 = nodeCfg "192.168.1.3" { jvmOpts = [ "-Dcassandra.replace_address=cass1" ]; };
}; };
testScript = '' testScript = let
jmxPortS = toString jmxPort;
in ''
# Check configuration # Check configuration
subtest "Timers exist", sub { subtest "Timers exist", sub {
$cass0->succeed("systemctl list-timers | grep cassandra-full-repair.timer"); $cass0->succeed("systemctl list-timers | grep cassandra-full-repair.timer");
@ -63,51 +67,51 @@ in
}; };
subtest "Nodetool is operational", sub { subtest "Nodetool is operational", sub {
$cass0->waitForUnit("cassandra.service"); $cass0->waitForUnit("cassandra.service");
$cass0->waitUntilSucceeds("nc -z localhost 7199"); $cass0->waitUntilSucceeds("nc -z localhost ${jmxPortS}");
$cass0->succeed("nodetool status --resolve-ip | egrep '^UN[[:space:]]+cass0'"); $cass0->succeed("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass0'");
}; };
subtest "Cluster name was set", sub { subtest "Cluster name was set", sub {
$cass0->waitForUnit("cassandra.service"); $cass0->waitForUnit("cassandra.service");
$cass0->waitUntilSucceeds("nc -z localhost 7199"); $cass0->waitUntilSucceeds("nc -z localhost ${jmxPortS}");
$cass0->waitUntilSucceeds("nodetool describecluster | grep 'Name: ${clusterName}'"); $cass0->waitUntilSucceeds("nodetool describecluster -p ${jmxPortS} | grep 'Name: ${clusterName}'");
}; };
subtest "Heap limit set correctly", sub { subtest "Heap limit set correctly", sub {
# Nodetool takes a while until it can display info # Nodetool takes a while until it can display info
$cass0->waitUntilSucceeds('nodetool info'); $cass0->waitUntilSucceeds('nodetool info -p ${jmxPortS}');
$cass0->succeed('${checkHeapLimitCommand}'); $cass0->succeed('${checkHeapLimitCommand}');
}; };
# Check cluster interaction # Check cluster interaction
subtest "Bring up cluster", sub { subtest "Bring up cluster", sub {
$cass1->waitForUnit("cassandra.service"); $cass1->waitForUnit("cassandra.service");
$cass1->waitUntilSucceeds("nodetool ${jmxAuthArgs} status | egrep -c '^UN' | grep 2"); $cass1->waitUntilSucceeds("nodetool -p ${jmxPortS} ${jmxAuthArgs} status | egrep -c '^UN' | grep 2");
$cass0->succeed("nodetool status --resolve-ip | egrep '^UN[[:space:]]+cass1'"); $cass0->succeed("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass1'");
}; };
'' + lib.optionalString testRemoteAuth '' '' + lib.optionalString testRemoteAuth ''
subtest "Remote authenticated jmx", sub { subtest "Remote authenticated jmx", sub {
# Doesn't work if not enabled # Doesn't work if not enabled
$cass0->waitUntilSucceeds("nc -z localhost 7199"); $cass0->waitUntilSucceeds("nc -z localhost ${jmxPortS}");
$cass1->fail("nc -z 192.168.1.1 7199"); $cass1->fail("nc -z 192.168.1.1 ${toString jmxPort}");
$cass1->fail("nodetool -h 192.168.1.1 status"); $cass1->fail("nodetool -p ${jmxPortS} -h 192.168.1.1 status");
# Works if enabled # Works if enabled
$cass1->waitUntilSucceeds("nc -z localhost 7199"); $cass1->waitUntilSucceeds("nc -z localhost ${toString jmxPort}");
$cass0->succeed("nodetool -h 192.168.1.2 ${jmxAuthArgs} status"); $cass0->succeed("nodetool -p ${jmxPortS} -h 192.168.1.2 ${jmxAuthArgs} status");
}; };
'' + '' '' + ''
subtest "Break and fix node", sub { subtest "Break and fix node", sub {
$cass1->block; $cass1->block;
$cass0->waitUntilSucceeds("nodetool status --resolve-ip | egrep -c '^DN[[:space:]]+cass1'"); $cass0->waitUntilSucceeds("nodetool status -p ${jmxPortS} --resolve-ip | egrep -c '^DN[[:space:]]+cass1'");
$cass0->succeed("nodetool status | egrep -c '^UN' | grep 1"); $cass0->succeed("nodetool status -p ${jmxPortS} | egrep -c '^UN' | grep 1");
$cass1->unblock; $cass1->unblock;
$cass1->waitUntilSucceeds("nodetool ${jmxAuthArgs} status | egrep -c '^UN' | grep 2"); $cass1->waitUntilSucceeds("nodetool -p ${jmxPortS} ${jmxAuthArgs} status | egrep -c '^UN' | grep 2");
$cass0->succeed("nodetool status | egrep -c '^UN' | grep 2"); $cass0->succeed("nodetool status -p ${jmxPortS} | egrep -c '^UN' | grep 2");
}; };
subtest "Replace crashed node", sub { subtest "Replace crashed node", sub {
$cass1->crash; $cass1->crash;
$cass2->waitForUnit("cassandra.service"); $cass2->waitForUnit("cassandra.service");
$cass0->waitUntilFails("nodetool status --resolve-ip | egrep '^UN[[:space:]]+cass1'"); $cass0->waitUntilFails("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass1'");
$cass0->waitUntilSucceeds("nodetool status --resolve-ip | egrep '^UN[[:space:]]+cass2'"); $cass0->waitUntilSucceeds("nodetool status -p ${jmxPortS} --resolve-ip | egrep '^UN[[:space:]]+cass2'");
}; };
''; '';
}) })