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|
import ./make-test-python.nix ({pkgs, lib, ...}:
let
cfg = {
clusterId = "066ae264-2a5d-4729-8001-6ad265f50b03";
monA = {
name = "a";
ip = "192.168.1.1";
};
osd0 = {
name = "0";
key = "AQBCEJNa3s8nHRAANvdsr93KqzBznuIWm2gOGg==";
uuid = "55ba2294-3e24-478f-bee0-9dca4c231dd9";
};
osd1 = {
name = "1";
key = "AQBEEJNac00kExAAXEgy943BGyOpVH1LLlHafQ==";
uuid = "5e97a838-85b6-43b0-8950-cb56d554d1e5";
};
};
generateCephConfig = { daemonConfig }: {
enable = true;
global = {
fsid = cfg.clusterId;
monHost = cfg.monA.ip;
monInitialMembers = cfg.monA.name;
};
} // daemonConfig;
generateHost = { pkgs, cephConfig, networkConfig, ... }: {
virtualisation = {
memorySize = 512;
emptyDiskImages = [ 20480 20480 ];
vlans = [ 1 ];
};
networking = networkConfig;
environment.systemPackages = with pkgs; [
bash
sudo
ceph
xfsprogs
];
boot.kernelModules = [ "xfs" ];
services.ceph = cephConfig;
};
networkMonA = {
dhcpcd.enable = false;
interfaces.eth1.ipv4.addresses = pkgs.lib.mkOverride 0 [
{ address = cfg.monA.ip; prefixLength = 24; }
];
};
cephConfigMonA = generateCephConfig { daemonConfig = {
mon = {
enable = true;
daemons = [ cfg.monA.name ];
};
mgr = {
enable = true;
daemons = [ cfg.monA.name ];
};
osd = {
enable = true;
daemons = [ cfg.osd0.name cfg.osd1.name ];
};
}; };
# Following deployment is based on the manual deployment described here:
# https://docs.ceph.com/docs/master/install/manual-deployment/
# For other ways to deploy a ceph cluster, look at the documentation at
# https://docs.ceph.com/docs/master/
testscript = { ... }: ''
start_all()
monA.wait_for_unit("network.target")
# Bootstrap ceph-mon daemon
monA.succeed(
"sudo -u ceph ceph-authtool --create-keyring /tmp/ceph.mon.keyring --gen-key -n mon. --cap mon 'allow *'",
"sudo -u ceph ceph-authtool --create-keyring /etc/ceph/ceph.client.admin.keyring --gen-key -n client.admin --cap mon 'allow *' --cap osd 'allow *' --cap mds 'allow *' --cap mgr 'allow *'",
"sudo -u ceph ceph-authtool /tmp/ceph.mon.keyring --import-keyring /etc/ceph/ceph.client.admin.keyring",
"monmaptool --create --add ${cfg.monA.name} ${cfg.monA.ip} --fsid ${cfg.clusterId} /tmp/monmap",
"sudo -u ceph ceph-mon --mkfs -i ${cfg.monA.name} --monmap /tmp/monmap --keyring /tmp/ceph.mon.keyring",
"sudo -u ceph touch /var/lib/ceph/mon/ceph-${cfg.monA.name}/done",
"systemctl start ceph-mon-${cfg.monA.name}",
)
monA.wait_for_unit("ceph-mon-${cfg.monA.name}")
monA.succeed("ceph mon enable-msgr2")
# Can't check ceph status until a mon is up
monA.succeed("ceph -s | grep 'mon: 1 daemons'")
# Start the ceph-mgr daemon, after copying in the keyring
monA.succeed(
"sudo -u ceph mkdir -p /var/lib/ceph/mgr/ceph-${cfg.monA.name}/",
"ceph auth get-or-create mgr.${cfg.monA.name} mon 'allow profile mgr' osd 'allow *' mds 'allow *' > /var/lib/ceph/mgr/ceph-${cfg.monA.name}/keyring",
"systemctl start ceph-mgr-${cfg.monA.name}",
)
monA.wait_for_unit("ceph-mgr-a")
monA.wait_until_succeeds("ceph -s | grep 'quorum ${cfg.monA.name}'")
monA.wait_until_succeeds("ceph -s | grep 'mgr: ${cfg.monA.name}(active,'")
# Bootstrap both OSDs
monA.succeed(
"mkfs.xfs /dev/vdb",
"mkfs.xfs /dev/vdc",
"mkdir -p /var/lib/ceph/osd/ceph-${cfg.osd0.name}",
"mount /dev/vdb /var/lib/ceph/osd/ceph-${cfg.osd0.name}",
"mkdir -p /var/lib/ceph/osd/ceph-${cfg.osd1.name}",
"mount /dev/vdc /var/lib/ceph/osd/ceph-${cfg.osd1.name}",
"ceph-authtool --create-keyring /var/lib/ceph/osd/ceph-${cfg.osd0.name}/keyring --name osd.${cfg.osd0.name} --add-key ${cfg.osd0.key}",
"ceph-authtool --create-keyring /var/lib/ceph/osd/ceph-${cfg.osd1.name}/keyring --name osd.${cfg.osd1.name} --add-key ${cfg.osd1.key}",
'echo \'{"cephx_secret": "${cfg.osd0.key}"}\' | ceph osd new ${cfg.osd0.uuid} -i -',
'echo \'{"cephx_secret": "${cfg.osd1.key}"}\' | ceph osd new ${cfg.osd1.uuid} -i -',
)
# Initialize the OSDs with regular filestore
monA.succeed(
"ceph-osd -i ${cfg.osd0.name} --mkfs --osd-uuid ${cfg.osd0.uuid}",
"ceph-osd -i ${cfg.osd1.name} --mkfs --osd-uuid ${cfg.osd1.uuid}",
"chown -R ceph:ceph /var/lib/ceph/osd",
"systemctl start ceph-osd-${cfg.osd0.name}",
"systemctl start ceph-osd-${cfg.osd1.name}",
)
monA.wait_until_succeeds("ceph osd stat | grep -e '2 osds: 2 up[^,]*, 2 in'")
monA.wait_until_succeeds("ceph -s | grep 'mgr: ${cfg.monA.name}(active,'")
monA.wait_until_succeeds("ceph -s | grep 'HEALTH_OK'")
monA.succeed(
"ceph osd pool create single-node-test 100 100",
"ceph osd pool ls | grep 'single-node-test'",
"ceph osd pool rename single-node-test single-node-other-test",
"ceph osd pool ls | grep 'single-node-other-test'",
)
monA.wait_until_succeeds("ceph -s | grep '1 pools, 100 pgs'")
monA.succeed(
"ceph osd getcrushmap -o crush",
"crushtool -d crush -o decrushed",
"sed 's/step chooseleaf firstn 0 type host/step chooseleaf firstn 0 type osd/' decrushed > modcrush",
"crushtool -c modcrush -o recrushed",
"ceph osd setcrushmap -i recrushed",
"ceph osd pool set single-node-other-test size 2",
)
monA.wait_until_succeeds("ceph -s | grep 'HEALTH_OK'")
monA.wait_until_succeeds("ceph -s | grep '100 active+clean'")
monA.fail(
"ceph osd pool ls | grep 'multi-node-test'",
"ceph osd pool delete single-node-other-test single-node-other-test --yes-i-really-really-mean-it",
)
# Shut down ceph by stopping ceph.target.
monA.succeed("systemctl stop ceph.target")
# Start it up
monA.succeed("systemctl start ceph.target")
monA.wait_for_unit("ceph-mon-${cfg.monA.name}")
monA.wait_for_unit("ceph-mgr-${cfg.monA.name}")
monA.wait_for_unit("ceph-osd-${cfg.osd0.name}")
monA.wait_for_unit("ceph-osd-${cfg.osd1.name}")
# Ensure the cluster comes back up again
monA.succeed("ceph -s | grep 'mon: 1 daemons'")
monA.wait_until_succeeds("ceph -s | grep 'quorum ${cfg.monA.name}'")
monA.wait_until_succeeds("ceph osd stat | grep -e '2 osds: 2 up[^,]*, 2 in'")
monA.wait_until_succeeds("ceph -s | grep 'mgr: ${cfg.monA.name}(active,'")
monA.wait_until_succeeds("ceph -s | grep 'HEALTH_OK'")
'';
in {
name = "basic-single-node-ceph-cluster";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ lejonet johanot ];
};
nodes = {
monA = generateHost { pkgs = pkgs; cephConfig = cephConfigMonA; networkConfig = networkMonA; };
};
testScript = testscript;
})
|