nixpkgs/nixos/tests/taskserver.nix

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import ./make-test-python.nix ({ pkgs, ... }: let
snakeOil = pkgs.runCommand "snakeoil-certs" {
outputs = [ "out" "cacert" "cert" "key" "crl" ];
buildInputs = [ pkgs.gnutls.bin ];
caTemplate = pkgs.writeText "snakeoil-ca.template" ''
cn = server
expiration_days = -1
cert_signing_key
ca
'';
certTemplate = pkgs.writeText "snakeoil-cert.template" ''
cn = server
expiration_days = -1
tls_www_server
encryption_key
signing_key
'';
crlTemplate = pkgs.writeText "snakeoil-crl.template" ''
expiration_days = -1
'';
userCertTemplate = pkgs.writeText "snakeoil-user-cert.template" ''
organization = snakeoil
cn = server
expiration_days = -1
tls_www_client
encryption_key
signing_key
'';
} ''
certtool -p --bits 4096 --outfile ca.key
certtool -s --template "$caTemplate" --load-privkey ca.key \
--outfile "$cacert"
certtool -p --bits 4096 --outfile "$key"
certtool -c --template "$certTemplate" \
--load-ca-privkey ca.key \
--load-ca-certificate "$cacert" \
--load-privkey "$key" \
--outfile "$cert"
certtool --generate-crl --template "$crlTemplate" \
--load-ca-privkey ca.key \
--load-ca-certificate "$cacert" \
--outfile "$crl"
mkdir "$out"
# Stripping key information before the actual PEM-encoded values is solely
# to make test output a bit less verbose when copying the client key to the
# actual client.
certtool -p --bits 4096 | sed -n \
-e '/^----* *BEGIN/,/^----* *END/p' > "$out/alice.key"
certtool -c --template "$userCertTemplate" \
--load-privkey "$out/alice.key" \
--load-ca-privkey ca.key \
--load-ca-certificate "$cacert" \
--outfile "$out/alice.cert"
'';
in {
name = "taskserver";
nodes = rec {
server = {
services.taskserver.enable = true;
services.taskserver.listenHost = "::";
services.taskserver.fqdn = "server";
services.taskserver.organisations = {
testOrganisation.users = [ "alice" "foo" ];
anotherOrganisation.users = [ "bob" ];
};
};
# New generation of the server with manual config
newServer = { lib, nodes, ... }: {
imports = [ server ];
services.taskserver.pki.manual = {
ca.cert = snakeOil.cacert;
server.cert = snakeOil.cert;
server.key = snakeOil.key;
server.crl = snakeOil.crl;
};
# This is to avoid assigning a different network address to the new
# generation.
networking = lib.mapAttrs (lib.const lib.mkForce) {
interfaces.eth1.ipv4 = nodes.server.config.networking.interfaces.eth1.ipv4;
inherit (nodes.server.config.networking)
hostName primaryIPAddress extraHosts;
};
};
client1 = { pkgs, ... }: {
environment.systemPackages = [ pkgs.taskwarrior pkgs.gnutls ];
users.users.alice.isNormalUser = true;
users.users.bob.isNormalUser = true;
users.users.foo.isNormalUser = true;
users.users.bar.isNormalUser = true;
};
client2 = client1;
};
testScript = { nodes, ... }: let
cfg = nodes.server.config.services.taskserver;
portStr = toString cfg.listenPort;
newServerSystem = nodes.newServer.config.system.build.toplevel;
switchToNewServer = "${newServerSystem}/bin/switch-to-configuration test";
in ''
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from shlex import quote
def su(user, cmd):
return f"su - {user} -c {quote(cmd)}"
def no_extra_init(client, org, user):
pass
def setup_clients_for(org, user, extra_init=no_extra_init):
for client in [client1, client2]:
with client.nested(f"initialize client for user {user}"):
client.succeed(
su(user, f"rm -rf /home/{user}/.task"),
su(user, "task rc.confirmation=no config confirmation no"),
)
exportinfo = server.succeed(f"nixos-taskserver user export {org} {user}")
with client.nested("importing taskwarrior configuration"):
client.succeed(su(user, f"eval {quote(exportinfo)} >&2"))
extra_init(client, org, user)
client.succeed(su(user, "task config taskd.server server:${portStr} >&2"))
client.succeed(su(user, "task sync init >&2"))
def restart_server():
server.systemctl("restart taskserver.service")
server.wait_for_open_port(${portStr})
def re_add_imperative_user():
with server.nested("(re-)add imperative user bar"):
server.execute("nixos-taskserver org remove imperativeOrg")
server.succeed(
"nixos-taskserver org add imperativeOrg",
"nixos-taskserver user add imperativeOrg bar",
)
setup_clients_for("imperativeOrg", "bar")
def test_sync(user):
with subtest(f"sync for user {user}"):
client1.succeed(su(user, "task add foo >&2"))
client1.succeed(su(user, "task sync >&2"))
client2.fail(su(user, "task list >&2"))
client2.succeed(su(user, "task sync >&2"))
client2.succeed(su(user, "task list >&2"))
def check_client_cert(user):
# debug level 3 is a workaround for gnutls issue https://gitlab.com/gnutls/gnutls/-/issues/1040
cmd = (
f"gnutls-cli -d 3"
f" --x509cafile=/home/{user}/.task/keys/ca.cert"
f" --x509keyfile=/home/{user}/.task/keys/private.key"
f" --x509certfile=/home/{user}/.task/keys/public.cert"
f" --port=${portStr} server < /dev/null"
)
return su(user, cmd)
# Explicitly start the VMs so that we don't accidentally start newServer
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server.start()
client1.start()
client2.start()
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server.wait_for_unit("taskserver.service")
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server.succeed(
"nixos-taskserver user list testOrganisation | grep -qxF alice",
"nixos-taskserver user list testOrganisation | grep -qxF foo",
"nixos-taskserver user list anotherOrganisation | grep -qxF bob",
)
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server.wait_for_open_port(${portStr})
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client1.wait_for_unit("multi-user.target")
client2.wait_for_unit("multi-user.target")
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setup_clients_for("testOrganisation", "alice")
setup_clients_for("testOrganisation", "foo")
setup_clients_for("anotherOrganisation", "bob")
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for user in ["alice", "bob", "foo"]:
test_sync(user)
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server.fail("nixos-taskserver user add imperativeOrg bar")
re_add_imperative_user()
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test_sync("bar")
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with subtest("checking certificate revocation of user bar"):
client1.succeed(check_client_cert("bar"))
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server.succeed("nixos-taskserver user remove imperativeOrg bar")
restart_server()
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client1.fail(check_client_cert("bar"))
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client1.succeed(su("bar", "task add destroy everything >&2"))
client1.fail(su("bar", "task sync >&2"))
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re_add_imperative_user()
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with subtest("checking certificate revocation of org imperativeOrg"):
client1.succeed(check_client_cert("bar"))
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server.succeed("nixos-taskserver org remove imperativeOrg")
restart_server()
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client1.fail(check_client_cert("bar"))
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client1.succeed(su("bar", "task add destroy even more >&2"))
client1.fail(su("bar", "task sync >&2"))
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re_add_imperative_user()
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with subtest("check whether declarative config overrides user bar"):
restart_server()
test_sync("bar")
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def init_manual_config(client, org, user):
cfgpath = f"/home/{user}/.task"
client.copy_from_host(
"${snakeOil.cacert}",
f"{cfgpath}/ca.cert",
)
for file in ["alice.key", "alice.cert"]:
client.copy_from_host(
f"${snakeOil}/{file}",
f"{cfgpath}/{file}",
)
for file in [f"{user}.key", f"{user}.cert"]:
client.copy_from_host(
f"${snakeOil}/{file}",
f"{cfgpath}/{file}",
)
client.succeed(
su("alice", f"task config taskd.ca {cfgpath}/ca.cert"),
su("alice", f"task config taskd.key {cfgpath}/{user}.key"),
su(user, f"task config taskd.certificate {cfgpath}/{user}.cert"),
)
with subtest("check manual configuration"):
# Remove the keys from automatic CA creation, to make sure the new
# generation doesn't use keys from before.
server.succeed("rm -rf ${cfg.dataDir}/keys/* >&2")
server.succeed(
"${switchToNewServer} >&2"
)
server.wait_for_unit("taskserver.service")
server.wait_for_open_port(${portStr})
server.succeed(
"nixos-taskserver org add manualOrg",
"nixos-taskserver user add manualOrg alice",
)
setup_clients_for("manualOrg", "alice", init_manual_config)
test_sync("alice")
'';
})