mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-23 07:23:20 +00:00
872 lines
41 KiB
Nix
872 lines
41 KiB
Nix
# Test configuration switching.
|
|
|
|
import ./make-test-python.nix ({ pkgs, ...} : let
|
|
|
|
# Simple service that can either be socket-activated or that will
|
|
# listen on port 1234 if not socket-activated.
|
|
# A connection to the socket causes 'hello' to be written to the client.
|
|
socketTest = pkgs.writeScript "socket-test.py" /* python */ ''
|
|
#!${pkgs.python3}/bin/python3
|
|
|
|
from socketserver import TCPServer, StreamRequestHandler
|
|
import socket
|
|
import os
|
|
|
|
|
|
class Handler(StreamRequestHandler):
|
|
def handle(self):
|
|
self.wfile.write("hello".encode("utf-8"))
|
|
|
|
|
|
class Server(TCPServer):
|
|
def __init__(self, server_address, handler_cls):
|
|
listenFds = os.getenv('LISTEN_FDS')
|
|
if listenFds is None or int(listenFds) < 1:
|
|
print(f'Binding to {server_address}')
|
|
TCPServer.__init__(
|
|
self, server_address, handler_cls, bind_and_activate=True)
|
|
else:
|
|
TCPServer.__init__(
|
|
self, server_address, handler_cls, bind_and_activate=False)
|
|
# Override socket
|
|
print(f'Got activated by {os.getenv("LISTEN_FDNAMES")} '
|
|
f'with {listenFds} FDs')
|
|
self.socket = socket.fromfd(3, self.address_family,
|
|
self.socket_type)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
server = Server(("localhost", 1234), Handler)
|
|
server.serve_forever()
|
|
'';
|
|
|
|
in {
|
|
name = "switch-test";
|
|
meta = with pkgs.lib.maintainers; {
|
|
maintainers = [ gleber das_j ];
|
|
};
|
|
|
|
nodes = {
|
|
machine = { pkgs, lib, ... }: {
|
|
environment.systemPackages = [ pkgs.socat ]; # for the socket activation stuff
|
|
users.mutableUsers = false;
|
|
|
|
specialisation = rec {
|
|
simpleService.configuration = {
|
|
systemd.services.test = {
|
|
wantedBy = [ "multi-user.target" ];
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
RemainAfterExit = true;
|
|
ExecStart = "${pkgs.coreutils}/bin/true";
|
|
ExecReload = "${pkgs.coreutils}/bin/true";
|
|
};
|
|
};
|
|
};
|
|
|
|
simpleServiceModified.configuration = {
|
|
imports = [ simpleService.configuration ];
|
|
systemd.services.test.serviceConfig.X-Test = true;
|
|
};
|
|
|
|
simpleServiceNostop.configuration = {
|
|
imports = [ simpleService.configuration ];
|
|
systemd.services.test.stopIfChanged = false;
|
|
};
|
|
|
|
simpleServiceReload.configuration = {
|
|
imports = [ simpleService.configuration ];
|
|
systemd.services.test = {
|
|
reloadIfChanged = true;
|
|
serviceConfig.ExecReload = "${pkgs.coreutils}/bin/true";
|
|
};
|
|
};
|
|
|
|
simpleServiceNorestart.configuration = {
|
|
imports = [ simpleService.configuration ];
|
|
systemd.services.test.restartIfChanged = false;
|
|
};
|
|
|
|
simpleServiceFailing.configuration = {
|
|
imports = [ simpleServiceModified.configuration ];
|
|
systemd.services.test.serviceConfig.ExecStart = lib.mkForce "${pkgs.coreutils}/bin/false";
|
|
};
|
|
|
|
autorestartService.configuration = {
|
|
# A service that immediately goes into restarting (but without failing)
|
|
systemd.services.autorestart = {
|
|
wantedBy = [ "multi-user.target" ];
|
|
serviceConfig = {
|
|
Type = "simple";
|
|
Restart = "always";
|
|
RestartSec = "20y"; # Should be long enough
|
|
ExecStart = "${pkgs.coreutils}/bin/true";
|
|
};
|
|
};
|
|
};
|
|
|
|
autorestartServiceFailing.configuration = {
|
|
imports = [ autorestartService.configuration ];
|
|
systemd.services.autorestart.serviceConfig = {
|
|
ExecStart = lib.mkForce "${pkgs.coreutils}/bin/false";
|
|
};
|
|
};
|
|
|
|
simpleServiceWithExtraSection.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.packages = [ (pkgs.writeTextFile {
|
|
name = "systemd-extra-section";
|
|
destination = "/etc/systemd/system/test.service";
|
|
text = ''
|
|
[X-Test]
|
|
X-Test-Value=a
|
|
'';
|
|
}) ];
|
|
};
|
|
|
|
simpleServiceWithExtraSectionOtherName.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.packages = [ (pkgs.writeTextFile {
|
|
name = "systemd-extra-section";
|
|
destination = "/etc/systemd/system/test.service";
|
|
text = ''
|
|
[X-Test2]
|
|
X-Test-Value=a
|
|
'';
|
|
}) ];
|
|
};
|
|
|
|
simpleServiceWithInstallSection.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.packages = [ (pkgs.writeTextFile {
|
|
name = "systemd-extra-section";
|
|
destination = "/etc/systemd/system/test.service";
|
|
text = ''
|
|
[Install]
|
|
WantedBy=multi-user.target
|
|
'';
|
|
}) ];
|
|
};
|
|
|
|
simpleServiceWithExtraKey.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.services.test.serviceConfig."X-Test" = "test";
|
|
};
|
|
|
|
simpleServiceWithExtraKeyOtherValue.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.services.test.serviceConfig."X-Test" = "test2";
|
|
};
|
|
|
|
simpleServiceWithExtraKeyOtherName.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.services.test.serviceConfig."X-Test2" = "test";
|
|
};
|
|
|
|
simpleServiceReloadTrigger.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.services.test.reloadTriggers = [ "/dev/null" ];
|
|
};
|
|
|
|
simpleServiceReloadTriggerModified.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.services.test.reloadTriggers = [ "/dev/zero" ];
|
|
};
|
|
|
|
simpleServiceReloadTriggerModifiedAndSomethingElse.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.services.test = {
|
|
reloadTriggers = [ "/dev/zero" ];
|
|
serviceConfig."X-Test" = "test";
|
|
};
|
|
};
|
|
|
|
simpleServiceReloadTriggerModifiedSomethingElse.configuration = {
|
|
imports = [ simpleServiceNostop.configuration ];
|
|
systemd.services.test.serviceConfig."X-Test" = "test";
|
|
};
|
|
|
|
unitWithBackslash.configuration = {
|
|
systemd.services."escaped\\x2ddash" = {
|
|
wantedBy = [ "multi-user.target" ];
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
RemainAfterExit = true;
|
|
ExecStart = "${pkgs.coreutils}/bin/true";
|
|
ExecReload = "${pkgs.coreutils}/bin/true";
|
|
};
|
|
};
|
|
};
|
|
|
|
unitWithBackslashModified.configuration = {
|
|
imports = [ unitWithBackslash.configuration ];
|
|
systemd.services."escaped\\x2ddash".serviceConfig.X-Test = "test";
|
|
};
|
|
|
|
restart-and-reload-by-activation-script.configuration = {
|
|
systemd.services = rec {
|
|
simple-service = {
|
|
# No wantedBy so we can check if the activation script restart triggers them
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
RemainAfterExit = true;
|
|
ExecStart = "${pkgs.coreutils}/bin/true";
|
|
ExecReload = "${pkgs.coreutils}/bin/true";
|
|
};
|
|
};
|
|
|
|
simple-restart-service = simple-service // {
|
|
stopIfChanged = false;
|
|
};
|
|
|
|
simple-reload-service = simple-service // {
|
|
reloadIfChanged = true;
|
|
};
|
|
|
|
no-restart-service = simple-service // {
|
|
restartIfChanged = false;
|
|
};
|
|
|
|
reload-triggers = simple-service // {
|
|
wantedBy = [ "multi-user.target" ];
|
|
};
|
|
|
|
reload-triggers-and-restart-by-as = simple-service;
|
|
|
|
reload-triggers-and-restart = simple-service // {
|
|
stopIfChanged = false; # easier to check for this
|
|
wantedBy = [ "multi-user.target" ];
|
|
};
|
|
};
|
|
|
|
system.activationScripts.restart-and-reload-test = {
|
|
supportsDryActivation = true;
|
|
deps = [];
|
|
text = ''
|
|
if [ "$NIXOS_ACTION" = dry-activate ]; then
|
|
f=/run/nixos/dry-activation-restart-list
|
|
g=/run/nixos/dry-activation-reload-list
|
|
else
|
|
f=/run/nixos/activation-restart-list
|
|
g=/run/nixos/activation-reload-list
|
|
fi
|
|
cat <<EOF >> "$f"
|
|
simple-service.service
|
|
simple-restart-service.service
|
|
simple-reload-service.service
|
|
no-restart-service.service
|
|
reload-triggers-and-restart-by-as.service
|
|
EOF
|
|
|
|
cat <<EOF >> "$g"
|
|
reload-triggers.service
|
|
reload-triggers-and-restart-by-as.service
|
|
reload-triggers-and-restart.service
|
|
EOF
|
|
'';
|
|
};
|
|
};
|
|
|
|
restart-and-reload-by-activation-script-modified.configuration = {
|
|
imports = [ restart-and-reload-by-activation-script.configuration ];
|
|
systemd.services.reload-triggers-and-restart.serviceConfig.X-Modified = "test";
|
|
};
|
|
|
|
simple-socket.configuration = {
|
|
systemd.services.socket-activated = {
|
|
description = "A socket-activated service";
|
|
stopIfChanged = lib.mkDefault false;
|
|
serviceConfig = {
|
|
ExecStart = socketTest;
|
|
ExecReload = "${pkgs.coreutils}/bin/true";
|
|
};
|
|
};
|
|
systemd.sockets.socket-activated = {
|
|
wantedBy = [ "sockets.target" ];
|
|
listenStreams = [ "/run/test.sock" ];
|
|
socketConfig.SocketMode = lib.mkDefault "0777";
|
|
};
|
|
};
|
|
|
|
simple-socket-service-modified.configuration = {
|
|
imports = [ simple-socket.configuration ];
|
|
systemd.services.socket-activated.serviceConfig.X-Test = "test";
|
|
};
|
|
|
|
simple-socket-stop-if-changed.configuration = {
|
|
imports = [ simple-socket.configuration ];
|
|
systemd.services.socket-activated.stopIfChanged = true;
|
|
};
|
|
|
|
simple-socket-stop-if-changed-and-reloadtrigger.configuration = {
|
|
imports = [ simple-socket.configuration ];
|
|
systemd.services.socket-activated = {
|
|
stopIfChanged = true;
|
|
reloadTriggers = [ "test" ];
|
|
};
|
|
};
|
|
|
|
mount.configuration = {
|
|
systemd.mounts = [
|
|
{
|
|
description = "Testmount";
|
|
what = "tmpfs";
|
|
type = "tmpfs";
|
|
where = "/testmount";
|
|
options = "size=1M";
|
|
wantedBy = [ "local-fs.target" ];
|
|
}
|
|
];
|
|
};
|
|
|
|
mountModified.configuration = {
|
|
systemd.mounts = [
|
|
{
|
|
description = "Testmount";
|
|
what = "tmpfs";
|
|
type = "tmpfs";
|
|
where = "/testmount";
|
|
options = "size=10M";
|
|
wantedBy = [ "local-fs.target" ];
|
|
}
|
|
];
|
|
};
|
|
|
|
timer.configuration = {
|
|
systemd.timers.test-timer = {
|
|
wantedBy = [ "timers.target" ];
|
|
timerConfig.OnCalendar = "@1395716396"; # chosen by fair dice roll
|
|
};
|
|
systemd.services.test-timer = {
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
ExecStart = "${pkgs.coreutils}/bin/true";
|
|
};
|
|
};
|
|
};
|
|
|
|
timerModified.configuration = {
|
|
imports = [ timer.configuration ];
|
|
systemd.timers.test-timer.timerConfig.OnCalendar = lib.mkForce "Fri 2012-11-23 16:00:00";
|
|
};
|
|
|
|
path.configuration = {
|
|
systemd.paths.test-watch = {
|
|
wantedBy = [ "paths.target" ];
|
|
pathConfig.PathExists = "/testpath";
|
|
};
|
|
systemd.services.test-watch = {
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
RemainAfterExit = true;
|
|
ExecStart = "${pkgs.coreutils}/bin/touch /testpath-modified";
|
|
};
|
|
};
|
|
};
|
|
|
|
pathModified.configuration = {
|
|
imports = [ path.configuration ];
|
|
systemd.paths.test-watch.pathConfig.PathExists = lib.mkForce "/testpath2";
|
|
};
|
|
|
|
slice.configuration = {
|
|
systemd.slices.testslice.sliceConfig.MemoryMax = "1"; # don't allow memory allocation
|
|
systemd.services.testservice = {
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
RemainAfterExit = true;
|
|
ExecStart = "${pkgs.coreutils}/bin/true";
|
|
Slice = "testslice.slice";
|
|
};
|
|
};
|
|
};
|
|
|
|
sliceModified.configuration = {
|
|
imports = [ slice.configuration ];
|
|
systemd.slices.testslice.sliceConfig.MemoryMax = lib.mkForce null;
|
|
};
|
|
};
|
|
};
|
|
|
|
other = {
|
|
users.mutableUsers = true;
|
|
};
|
|
};
|
|
|
|
testScript = { nodes, ... }: let
|
|
originalSystem = nodes.machine.config.system.build.toplevel;
|
|
otherSystem = nodes.other.config.system.build.toplevel;
|
|
machine = nodes.machine.config.system.build.toplevel;
|
|
|
|
# Ensures failures pass through using pipefail, otherwise failing to
|
|
# switch-to-configuration is hidden by the success of `tee`.
|
|
stderrRunner = pkgs.writeScript "stderr-runner" ''
|
|
#! ${pkgs.runtimeShell}
|
|
set -e
|
|
set -o pipefail
|
|
exec env -i "$@" | tee /dev/stderr
|
|
'';
|
|
in /* python */ ''
|
|
def switch_to_specialisation(system, name, action="test", fail=False):
|
|
if name == "":
|
|
stc = f"{system}/bin/switch-to-configuration"
|
|
else:
|
|
stc = f"{system}/specialisation/{name}/bin/switch-to-configuration"
|
|
out = machine.fail(f"{stc} {action} 2>&1") if fail \
|
|
else machine.succeed(f"{stc} {action} 2>&1")
|
|
assert_lacks(out, "switch-to-configuration line") # Perl warnings
|
|
return out
|
|
|
|
def assert_contains(haystack, needle):
|
|
if needle not in haystack:
|
|
print("The haystack that will cause the following exception is:")
|
|
print("---")
|
|
print(haystack)
|
|
print("---")
|
|
raise Exception(f"Expected string '{needle}' was not found")
|
|
|
|
def assert_lacks(haystack, needle):
|
|
if needle in haystack:
|
|
print("The haystack that will cause the following exception is:")
|
|
print("---")
|
|
print(haystack, end="")
|
|
print("---")
|
|
raise Exception(f"Unexpected string '{needle}' was found")
|
|
|
|
|
|
machine.wait_for_unit("multi-user.target")
|
|
|
|
machine.succeed(
|
|
"${stderrRunner} ${originalSystem}/bin/switch-to-configuration test"
|
|
)
|
|
machine.succeed(
|
|
"${stderrRunner} ${otherSystem}/bin/switch-to-configuration test"
|
|
)
|
|
|
|
with subtest("services"):
|
|
switch_to_specialisation("${machine}", "")
|
|
# Nothing happens when nothing is changed
|
|
out = switch_to_specialisation("${machine}", "")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Start a simple service
|
|
out = switch_to_specialisation("${machine}", "simpleService")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: dbus.service\n") # huh
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_contains(out, "the following new units were started: test.service\n")
|
|
|
|
# Not changing anything doesn't do anything
|
|
out = switch_to_specialisation("${machine}", "simpleService")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Restart the simple service
|
|
out = switch_to_specialisation("${machine}", "simpleServiceModified")
|
|
assert_contains(out, "stopping the following units: test.service\n")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_contains(out, "\nstarting the following units: test.service\n")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Restart the service with stopIfChanged=false
|
|
out = switch_to_specialisation("${machine}", "simpleServiceNostop")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Reload the service with reloadIfChanged=true
|
|
out = switch_to_specialisation("${machine}", "simpleServiceReload")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: test.service\n")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Nothing happens when restartIfChanged=false
|
|
out = switch_to_specialisation("${machine}", "simpleServiceNorestart")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_contains(out, "NOT restarting the following changed units: test.service\n")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Dry mode shows different messages
|
|
out = switch_to_specialisation("${machine}", "simpleService", action="dry-activate")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
assert_contains(out, "would start the following units: test.service\n")
|
|
|
|
# Ensure \ works in unit names
|
|
out = switch_to_specialisation("${machine}", "unitWithBackslash")
|
|
assert_contains(out, "stopping the following units: test.service\n")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_contains(out, "the following new units were started: escaped\\x2ddash.service\n")
|
|
|
|
out = switch_to_specialisation("${machine}", "unitWithBackslashModified")
|
|
assert_contains(out, "stopping the following units: escaped\\x2ddash.service\n")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_contains(out, "\nstarting the following units: escaped\\x2ddash.service\n")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
with subtest("failing units"):
|
|
# Let the simple service fail
|
|
switch_to_specialisation("${machine}", "simpleServiceModified")
|
|
out = switch_to_specialisation("${machine}", "simpleServiceFailing", fail=True)
|
|
assert_contains(out, "stopping the following units: test.service\n")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_contains(out, "\nstarting the following units: test.service\n")
|
|
assert_lacks(out, "the following new units were started:")
|
|
assert_contains(out, "warning: the following units failed: test.service\n")
|
|
assert_contains(out, "Main PID:") # output of systemctl
|
|
|
|
# A unit that gets into autorestart without failing is not treated as failed
|
|
out = switch_to_specialisation("${machine}", "autorestartService")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_contains(out, "the following new units were started: autorestart.service\n")
|
|
machine.systemctl('stop autorestart.service') # cancel the 20y timer
|
|
|
|
# Switching to the same system should do nothing (especially not treat the unit as failed)
|
|
out = switch_to_specialisation("${machine}", "autorestartService")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_contains(out, "the following new units were started: autorestart.service\n")
|
|
machine.systemctl('stop autorestart.service') # cancel the 20y timer
|
|
|
|
# If systemd thinks the unit has failed and is in autorestart, we should show it as failed
|
|
out = switch_to_specialisation("${machine}", "autorestartServiceFailing", fail=True)
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
assert_contains(out, "warning: the following units failed: autorestart.service\n")
|
|
assert_contains(out, "Main PID:") # output of systemctl
|
|
|
|
with subtest("unit file parser"):
|
|
# Switch to a well-known state
|
|
switch_to_specialisation("${machine}", "simpleServiceNostop")
|
|
|
|
# Add a section
|
|
out = switch_to_specialisation("${machine}", "simpleServiceWithExtraSection")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Rename it
|
|
out = switch_to_specialisation("${machine}", "simpleServiceWithExtraSectionOtherName")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Remove it
|
|
out = switch_to_specialisation("${machine}", "simpleServiceNostop")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# [Install] section is ignored
|
|
out = switch_to_specialisation("${machine}", "simpleServiceWithInstallSection")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Add a key
|
|
out = switch_to_specialisation("${machine}", "simpleServiceWithExtraKey")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Change its value
|
|
out = switch_to_specialisation("${machine}", "simpleServiceWithExtraKeyOtherValue")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Rename it
|
|
out = switch_to_specialisation("${machine}", "simpleServiceWithExtraKeyOtherName")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Remove it
|
|
out = switch_to_specialisation("${machine}", "simpleServiceNostop")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Add a reload trigger
|
|
out = switch_to_specialisation("${machine}", "simpleServiceReloadTrigger")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: test.service\n")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Modify the reload trigger
|
|
out = switch_to_specialisation("${machine}", "simpleServiceReloadTriggerModified")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: test.service\n")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Modify the reload trigger and something else
|
|
out = switch_to_specialisation("${machine}", "simpleServiceReloadTriggerModifiedAndSomethingElse")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
# Remove the reload trigger
|
|
out = switch_to_specialisation("${machine}", "simpleServiceReloadTriggerModifiedSomethingElse")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
|
|
with subtest("restart and reload by activation script"):
|
|
switch_to_specialisation("${machine}", "simpleServiceNorestart")
|
|
out = switch_to_specialisation("${machine}", "restart-and-reload-by-activation-script")
|
|
assert_contains(out, "stopping the following units: test.service\n")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "restarting the following units:")
|
|
assert_contains(out, "\nstarting the following units: no-restart-service.service, reload-triggers-and-restart-by-as.service, simple-reload-service.service, simple-restart-service.service, simple-service.service\n")
|
|
assert_contains(out, "the following new units were started: no-restart-service.service, reload-triggers-and-restart-by-as.service, reload-triggers-and-restart.service, reload-triggers.service, simple-reload-service.service, simple-restart-service.service, simple-service.service\n")
|
|
# Switch to the same system where the example services get restarted
|
|
# and reloaded by the activation script
|
|
out = switch_to_specialisation("${machine}", "restart-and-reload-by-activation-script")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: reload-triggers-and-restart.service, reload-triggers.service, simple-reload-service.service\n")
|
|
assert_contains(out, "restarting the following units: reload-triggers-and-restart-by-as.service, simple-restart-service.service, simple-service.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
# Switch to the same system and see if the service gets restarted when it's modified
|
|
# while the fact that it's supposed to be reloaded by the activation script is ignored.
|
|
out = switch_to_specialisation("${machine}", "restart-and-reload-by-activation-script-modified")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: reload-triggers.service, simple-reload-service.service\n")
|
|
assert_contains(out, "restarting the following units: reload-triggers-and-restart-by-as.service, reload-triggers-and-restart.service, simple-restart-service.service, simple-service.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
# The same, but in dry mode
|
|
out = switch_to_specialisation("${machine}", "restart-and-reload-by-activation-script", action="dry-activate")
|
|
assert_lacks(out, "would stop the following units:")
|
|
assert_lacks(out, "would NOT stop the following changed units:")
|
|
assert_contains(out, "would reload the following units: reload-triggers.service, simple-reload-service.service\n")
|
|
assert_contains(out, "would restart the following units: reload-triggers-and-restart-by-as.service, reload-triggers-and-restart.service, simple-restart-service.service, simple-service.service\n")
|
|
assert_lacks(out, "\nwould start the following units:")
|
|
|
|
with subtest("socket-activated services"):
|
|
# Socket-activated services don't get started, just the socket
|
|
machine.fail("[ -S /run/test.sock ]")
|
|
out = switch_to_specialisation("${machine}", "simple-socket")
|
|
# assert_lacks(out, "stopping the following units:") not relevant
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_contains(out, "the following new units were started: socket-activated.socket\n")
|
|
machine.succeed("[ -S /run/test.sock ]")
|
|
|
|
# Changing a non-activated service does nothing
|
|
out = switch_to_specialisation("${machine}", "simple-socket-service-modified")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
machine.succeed("[ -S /run/test.sock ]")
|
|
# The unit is properly activated when the socket is accessed
|
|
if machine.succeed("socat - UNIX-CONNECT:/run/test.sock") != "hello":
|
|
raise Exception("Socket was not properly activated") # idk how that would happen tbh
|
|
|
|
# Changing an activated service with stopIfChanged=false restarts the service
|
|
out = switch_to_specialisation("${machine}", "simple-socket")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: socket-activated.service\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
machine.succeed("[ -S /run/test.sock ]")
|
|
# Socket-activation of the unit still works
|
|
if machine.succeed("socat - UNIX-CONNECT:/run/test.sock") != "hello":
|
|
raise Exception("Socket was not properly activated after the service was restarted")
|
|
|
|
# Changing an activated service with stopIfChanged=true stops the service and
|
|
# socket and starts the socket
|
|
out = switch_to_specialisation("${machine}", "simple-socket-stop-if-changed")
|
|
assert_contains(out, "stopping the following units: socket-activated.service, socket-activated.socket\n")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_contains(out, "\nstarting the following units: socket-activated.socket\n")
|
|
assert_lacks(out, "the following new units were started:")
|
|
machine.succeed("[ -S /run/test.sock ]")
|
|
# Socket-activation of the unit still works
|
|
if machine.succeed("socat - UNIX-CONNECT:/run/test.sock") != "hello":
|
|
raise Exception("Socket was not properly activated after the service was restarted")
|
|
|
|
# Changing a reload trigger of a socket-activated unit only reloads it
|
|
out = switch_to_specialisation("${machine}", "simple-socket-stop-if-changed-and-reloadtrigger")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: socket-activated.service\n")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units: socket-activated.socket")
|
|
assert_lacks(out, "the following new units were started:")
|
|
machine.succeed("[ -S /run/test.sock ]")
|
|
# Socket-activation of the unit still works
|
|
if machine.succeed("socat - UNIX-CONNECT:/run/test.sock") != "hello":
|
|
raise Exception("Socket was not properly activated after the service was restarted")
|
|
|
|
with subtest("mounts"):
|
|
switch_to_specialisation("${machine}", "mount")
|
|
out = machine.succeed("mount | grep 'on /testmount'")
|
|
assert_contains(out, "size=1024k")
|
|
out = switch_to_specialisation("${machine}", "mountModified")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_contains(out, "reloading the following units: testmount.mount\n")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
# It changed
|
|
out = machine.succeed("mount | grep 'on /testmount'")
|
|
assert_contains(out, "size=10240k")
|
|
|
|
with subtest("timers"):
|
|
switch_to_specialisation("${machine}", "timer")
|
|
out = machine.succeed("systemctl show test-timer.timer")
|
|
assert_contains(out, "OnCalendar=2014-03-25 02:59:56 UTC")
|
|
out = switch_to_specialisation("${machine}", "timerModified")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_contains(out, "\nrestarting the following units: test-timer.timer\n")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
# It changed
|
|
out = machine.succeed("systemctl show test-timer.timer")
|
|
assert_contains(out, "OnCalendar=Fri 2012-11-23 16:00:00")
|
|
|
|
with subtest("paths"):
|
|
out = switch_to_specialisation("${machine}", "path")
|
|
assert_contains(out, "stopping the following units: test-timer.timer\n")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_contains(out, "the following new units were started: test-watch.path\n")
|
|
machine.fail("test -f /testpath-modified")
|
|
|
|
# touch the file, unit should be triggered
|
|
machine.succeed("touch /testpath")
|
|
machine.wait_until_succeeds("test -f /testpath-modified")
|
|
machine.succeed("rm /testpath /testpath-modified")
|
|
machine.systemctl("stop test-watch.service")
|
|
switch_to_specialisation("${machine}", "pathModified")
|
|
machine.succeed("touch /testpath")
|
|
machine.fail("test -f /testpath-modified")
|
|
machine.succeed("touch /testpath2")
|
|
machine.wait_until_succeeds("test -f /testpath-modified")
|
|
|
|
# This test ensures that changes to slice configuration get applied.
|
|
# We test this by having a slice that allows no memory allocation at
|
|
# all and starting a service within it. If the service crashes, the slice
|
|
# is applied and if we modify the slice to allow memory allocation, the
|
|
# service should successfully start.
|
|
with subtest("slices"):
|
|
machine.succeed("echo 0 > /proc/sys/vm/panic_on_oom") # allow OOMing
|
|
out = switch_to_specialisation("${machine}", "slice")
|
|
# assert_lacks(out, "stopping the following units:") not relevant
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
machine.fail("systemctl start testservice.service")
|
|
|
|
out = switch_to_specialisation("${machine}", "sliceModified")
|
|
assert_lacks(out, "stopping the following units:")
|
|
assert_lacks(out, "NOT restarting the following changed units:")
|
|
assert_lacks(out, "reloading the following units:")
|
|
assert_lacks(out, "\nrestarting the following units:")
|
|
assert_lacks(out, "\nstarting the following units:")
|
|
assert_lacks(out, "the following new units were started:")
|
|
machine.succeed("systemctl start testservice.service")
|
|
machine.succeed("echo 1 > /proc/sys/vm/panic_on_oom") # disallow OOMing
|
|
'';
|
|
})
|