add new properties, socket finder

helpers.go

@@ -58,6 +58,31 @@ func GetPID(ctx context.Context, unit string, opts Options) (int, error) {
 	return strconv.Atoi(value)
 }
 
+func GetSocketsForServiceUnit(ctx context.Context, unit string, opts Options) ([]string, error) {
+	args := []string{"list-sockets", "--all", "--no-legend", "--no-pager"}
+	if opts.UserMode {
+		args = append(args, "--user")
+	}
+	stdout, _, _, err := execute(ctx, args)
+	if err != nil {
+		return []string{}, err
+	}
+	lines := strings.Split(stdout, "\n")
+	sockets := []string{}
+	for _, line := range lines {
+		fields := strings.Fields(line)
+		if len(fields) < 3 {
+			continue
+		}
+		socketUnit := fields[1]
+		serviceUnit := fields[2]
+		if serviceUnit == unit+".service" {
+			sockets = append(sockets, socketUnit)
+		}
+	}
+	return sockets, nil
+}
+
 func GetUnits(ctx context.Context, opts Options) ([]Unit, error) {
 	args := []string{"list-units", "--all", "--no-legend", "--full", "--no-pager"}
 	if opts.UserMode {

properties/properties.go

@@ -3,6 +3,7 @@ package properties
 type Property string
 
 const (
+	Accept                               Property = "Accept"
 	ActiveEnterTimestamp                 Property = "ActiveEnterTimestamp"
 	ActiveEnterTimestampMonotonic        Property = "ActiveEnterTimestampMonotonic"
 	ActiveExitTimestampMonotonic         Property = "ActiveExitTimestampMonotonic"
@@ -12,9 +13,13 @@ const (
 	AssertResult                         Property = "AssertResult"
 	AssertTimestamp                      Property = "AssertTimestamp"
 	AssertTimestampMonotonic             Property = "AssertTimestampMonotonic"
+	Backlog                              Property = "Backlog"
 	Before                               Property = "Before"
+	BindIPv6Only                         Property = "BindIPv6Only"
+	BindLogSockets                       Property = "BindLogSockets"
 	BlockIOAccounting                    Property = "BlockIOAccounting"
 	BlockIOWeight                        Property = "BlockIOWeight"
+	Broadcast                            Property = "Broadcast"
 	CPUAccounting                        Property = "CPUAccounting"
 	CPUAffinityFromNUMA                  Property = "CPUAffinityFromNUMA"
 	CPUQuotaPerSecUSec                   Property = "CPUQuotaPerSecUSec"
@@ -28,6 +33,7 @@ const (
 	CacheDirectoryMode                   Property = "CacheDirectoryMode"
 	CanFreeze                            Property = "CanFreeze"
 	CanIsolate                           Property = "CanIsolate"
+	CanLiveMount                         Property = "CanLiveMount"
 	CanReload                            Property = "CanReload"
 	CanStart                             Property = "CanStart"
 	CanStop                              Property = "CanStop"
@@ -40,17 +46,26 @@ const (
 	ConfigurationDirectoryMode           Property = "ConfigurationDirectoryMode"
 	Conflicts                            Property = "Conflicts"
 	ControlGroup                         Property = "ControlGroup"
+	ControlGroupId                       Property = "ControlGroupId"
 	ControlPID                           Property = "ControlPID"
 	CoredumpFilter                       Property = "CoredumpFilter"
+	CoredumpReceive                      Property = "CoredumpReceive"
+	DebugInvocation                      Property = "DebugInvocation"
 	DefaultDependencies                  Property = "DefaultDependencies"
 	DefaultMemoryLow                     Property = "DefaultMemoryLow"
 	DefaultMemoryMin                     Property = "DefaultMemoryMin"
+	DefaultStartupMemoryLow              Property = "DefaultStartupMemoryLow"
+	DeferAcceptUSec                      Property = "DeferAcceptUSec"
 	Delegate                             Property = "Delegate"
 	Description                          Property = "Description"
 	DevicePolicy                         Property = "DevicePolicy"
+	DirectoryMode                        Property = "DirectoryMode"
 	DynamicUser                          Property = "DynamicUser"
 	EffectiveCPUs                        Property = "EffectiveCPUs"
+	EffectiveMemoryHigh                  Property = "EffectiveMemoryHigh"
+	EffectiveMemoryMax                   Property = "EffectiveMemoryMax"
 	EffectiveMemoryNodes                 Property = "EffectiveMemoryNodes"
+	EffectiveTasksMax                    Property = "EffectiveTasksMax"
 	ExecMainCode                         Property = "ExecMainCode"
 	ExecMainExitTimestampMonotonic       Property = "ExecMainExitTimestampMonotonic"
 	ExecMainPID                          Property = "ExecMainPID"
@@ -61,10 +76,14 @@ const (
 	ExecReloadEx                         Property = "ExecReloadEx"
 	ExecStart                            Property = "ExecStart"
 	ExecStartEx                          Property = "ExecStartEx"
+	ExtensionImagePolicy                 Property = "ExtensionImagePolicy"
 	FailureAction                        Property = "FailureAction"
+	FileDescriptorName                   Property = "FileDescriptorName"
 	FileDescriptorStoreMax               Property = "FileDescriptorStoreMax"
 	FinalKillSignal                      Property = "FinalKillSignal"
+	FlushPending                         Property = "FlushPending"
 	FragmentPath                         Property = "FragmentPath"
+	FreeBind                             Property = "FreeBind"
 	FreezerState                         Property = "FreezerState"
 	GID                                  Property = "GID"
 	GuessMainPID                         Property = "GuessMainPID"
@@ -81,6 +100,8 @@ const (
 	IPEgressPackets                      Property = "IPEgressPackets"
 	IPIngressBytes                       Property = "IPIngressBytes"
 	IPIngressPackets                     Property = "IPIngressPackets"
+	IPTOS                                Property = "IPTOS"
+	IPTTL                                Property = "IPTTL"
 	Id                                   Property = "Id"
 	IgnoreOnIsolate                      Property = "IgnoreOnIsolate"
 	IgnoreSIGPIPE                        Property = "IgnoreSIGPIPE"
@@ -91,6 +112,10 @@ const (
 	JobRunningTimeoutUSec                Property = "JobRunningTimeoutUSec"
 	JobTimeoutAction                     Property = "JobTimeoutAction"
 	JobTimeoutUSec                       Property = "JobTimeoutUSec"
+	KeepAlive                            Property = "KeepAlive"
+	KeepAliveIntervalUSec                Property = "KeepAliveIntervalUSec"
+	KeepAliveProbes                      Property = "KeepAliveProbes"
+	KeepAliveTimeUSec                    Property = "KeepAliveTimeUSec"
 	KeyringMode                          Property = "KeyringMode"
 	KillMode                             Property = "KillMode"
 	KillSignal                           Property = "KillSignal"
@@ -126,6 +151,7 @@ const (
 	LimitSIGPENDINGSoft                  Property = "LimitSIGPENDINGSoft"
 	LimitSTACK                           Property = "LimitSTACK"
 	LimitSTACKSoft                       Property = "LimitSTACKSoft"
+	Listen                               Property = "Listen"
 	LoadState                            Property = "LoadState"
 	LockPersonality                      Property = "LockPersonality"
 	LogLevelMax                          Property = "LogLevelMax"
@@ -134,42 +160,76 @@ const (
 	LogsDirectoryMode                    Property = "LogsDirectoryMode"
 	MainPID                              Property = "MainPID"
 	ManagedOOMMemoryPressure             Property = "ManagedOOMMemoryPressure"
+	ManagedOOMMemoryPressureDurationUSec Property = "ManagedOOMMemoryPressureDurationUSec"
 	ManagedOOMMemoryPressureLimit        Property = "ManagedOOMMemoryPressureLimit"
 	ManagedOOMPreference                 Property = "ManagedOOMPreference"
 	ManagedOOMSwap                       Property = "ManagedOOMSwap"
+	Mark                                 Property = "Mark"
+	MaxConnections                       Property = "MaxConnections"
+	MaxConnectionsPerSource              Property = "MaxConnectionsPerSource"
 	MemoryAccounting                     Property = "MemoryAccounting"
+	MemoryAvailable                      Property = "MemoryAvailable"
 	MemoryCurrent                        Property = "MemoryCurrent"
 	MemoryDenyWriteExecute               Property = "MemoryDenyWriteExecute"
 	MemoryHigh                           Property = "MemoryHigh"
+	MemoryKSM                            Property = "MemoryKSM"
 	MemoryLimit                          Property = "MemoryLimit"
 	MemoryLow                            Property = "MemoryLow"
 	MemoryMax                            Property = "MemoryMax"
 	MemoryMin                            Property = "MemoryMin"
+	MemoryPeak                           Property = "MemoryPeak"
+	MemoryPressureThresholdUSec          Property = "MemoryPressureThresholdUSec"
+	MemoryPressureWatch                  Property = "MemoryPressureWatch"
+	MemorySwapCurrent                    Property = "MemorySwapCurrent"
 	MemorySwapMax                        Property = "MemorySwapMax"
+	MemorySwapPeak                       Property = "MemorySwapPeak"
+	MemoryZSwapCurrent                   Property = "MemoryZSwapCurrent"
+	MemoryZSwapMax                       Property = "MemoryZSwapMax"
+	MemoryZSwapWriteback                 Property = "MemoryZSwapWriteback"
+	MessageQueueMaxMessages              Property = "MessageQueueMaxMessages"
+	MessageQueueMessageSize              Property = "MessageQueueMessageSize"
 	MountAPIVFS                          Property = "MountAPIVFS"
+	MountImagePolicy                     Property = "MountImagePolicy"
+	NAccepted                            Property = "NAccepted"
+	NConnections                         Property = "NConnections"
 	NFileDescriptorStore                 Property = "NFileDescriptorStore"
+	NRefused                             Property = "NRefused"
 	NRestarts                            Property = "NRestarts"
 	NUMAPolicy                           Property = "NUMAPolicy"
 	Names                                Property = "Names"
 	NeedDaemonReload                     Property = "NeedDaemonReload"
 	Nice                                 Property = "Nice"
+	NoDelay                              Property = "NoDelay"
 	NoNewPrivileges                      Property = "NoNewPrivileges"
 	NonBlocking                          Property = "NonBlocking"
 	NotifyAccess                         Property = "NotifyAccess"
 	OOMPolicy                            Property = "OOMPolicy"
 	OOMScoreAdjust                       Property = "OOMScoreAdjust"
 	OnFailureJobMode                     Property = "OnFailureJobMode"
+	OnSuccessJobMode                     Property = "OnSuccessJobMode"
 	PIDFile                              Property = "PIDFile"
+	PassCredentials                      Property = "PassCredentials"
+	PassFileDescriptorsToExec            Property = "PassFileDescriptorsToExec"
+	PassPacketInfo                       Property = "PassPacketInfo"
+	PassSecurity                         Property = "PassSecurity"
 	Perpetual                            Property = "Perpetual"
+	PipeSize                             Property = "PipeSize"
+	PollLimitBurst                       Property = "PollLimitBurst"
+	PollLimitIntervalUSec                Property = "PollLimitIntervalUSec"
+	Priority                             Property = "Priority"
 	PrivateDevices                       Property = "PrivateDevices"
 	PrivateIPC                           Property = "PrivateIPC"
 	PrivateMounts                        Property = "PrivateMounts"
 	PrivateNetwork                       Property = "PrivateNetwork"
+	PrivatePIDs                          Property = "PrivatePIDs"
 	PrivateTmp                           Property = "PrivateTmp"
+	PrivateTmpEx                         Property = "PrivateTmpEx"
 	PrivateUsers                         Property = "PrivateUsers"
+	PrivateUsersEx                       Property = "PrivateUsersEx"
 	ProcSubset                           Property = "ProcSubset"
 	ProtectClock                         Property = "ProtectClock"
 	ProtectControlGroups                 Property = "ProtectControlGroups"
+	ProtectControlGroupsEx               Property = "ProtectControlGroupsEx"
 	ProtectHome                          Property = "ProtectHome"
 	ProtectHostname                      Property = "ProtectHostname"
 	ProtectKernelLogs                    Property = "ProtectKernelLogs"
@@ -177,12 +237,16 @@ const (
 	ProtectKernelTunables                Property = "ProtectKernelTunables"
 	ProtectProc                          Property = "ProtectProc"
 	ProtectSystem                        Property = "ProtectSystem"
+	ReceiveBuffer                        Property = "ReceiveBuffer"
 	RefuseManualStart                    Property = "RefuseManualStart"
 	RefuseManualStop                     Property = "RefuseManualStop"
 	ReloadResult                         Property = "ReloadResult"
 	RemainAfterExit                      Property = "RemainAfterExit"
 	RemoveIPC                            Property = "RemoveIPC"
+	RemoveOnStop                         Property = "RemoveOnStop"
+	RequiredBy                           Property = "RequiredBy"
 	Requires                             Property = "Requires"
+	RequiresMountsFor                    Property = "RequiresMountsFor"
 	Restart                              Property = "Restart"
 	RestartKillSignal                    Property = "RestartKillSignal"
 	RestartUSec                          Property = "RestartUSec"
@@ -190,15 +254,22 @@ const (
 	RestrictRealtime                     Property = "RestrictRealtime"
 	RestrictSUIDSGID                     Property = "RestrictSUIDSGID"
 	Result                               Property = "Result"
+	ReusePort                            Property = "ReusePort"
 	RootDirectoryStartOnly               Property = "RootDirectoryStartOnly"
+	RootEphemeral                        Property = "RootEphemeral"
+	RootImagePolicy                      Property = "RootImagePolicy"
 	RuntimeDirectoryMode                 Property = "RuntimeDirectoryMode"
 	RuntimeDirectoryPreserve             Property = "RuntimeDirectoryPreserve"
 	RuntimeMaxUSec                       Property = "RuntimeMaxUSec"
 	SameProcessGroup                     Property = "SameProcessGroup"
 	SecureBits                           Property = "SecureBits"
+	SendBuffer                           Property = "SendBuffer"
 	SendSIGHUP                           Property = "SendSIGHUP"
 	SendSIGKILL                          Property = "SendSIGKILL"
+	SetLoginEnvironment                  Property = "SetLoginEnvironment"
 	Slice                                Property = "Slice"
+	SocketMode                           Property = "SocketMode"
+	SocketProtocol                       Property = "SocketProtocol"
 	StandardError                        Property = "StandardError"
 	StandardInput                        Property = "StandardInput"
 	StandardOutput                       Property = "StandardOutput"
@@ -209,6 +280,11 @@ const (
 	StartupCPUShares                     Property = "StartupCPUShares"
 	StartupCPUWeight                     Property = "StartupCPUWeight"
 	StartupIOWeight                      Property = "StartupIOWeight"
+	StartupMemoryHigh                    Property = "StartupMemoryHigh"
+	StartupMemoryLow                     Property = "StartupMemoryLow"
+	StartupMemoryMax                     Property = "StartupMemoryMax"
+	StartupMemorySwapMax                 Property = "StartupMemorySwapMax"
+	StartupMemoryZSwapMax                Property = "StartupMemoryZSwapMax"
 	StateChangeTimestamp                 Property = "StateChangeTimestamp"
 	StateChangeTimestampMonotonic        Property = "StateChangeTimestampMonotonic"
 	StateDirectoryMode                   Property = "StateDirectoryMode"
@@ -216,6 +292,7 @@ const (
 	StopWhenUnneeded                     Property = "StopWhenUnneeded"
 	SubState                             Property = "SubState"
 	SuccessAction                        Property = "SuccessAction"
+	SurviveFinalKillSignal               Property = "SurviveFinalKillSignal"
 	SyslogFacility                       Property = "SyslogFacility"
 	SyslogLevel                          Property = "SyslogLevel"
 	SyslogLevelPrefix                    Property = "SyslogLevelPrefix"
@@ -233,8 +310,14 @@ const (
 	TimeoutStartUSec                     Property = "TimeoutStartUSec"
 	TimeoutStopFailureMode               Property = "TimeoutStopFailureMode"
 	TimeoutStopUSec                      Property = "TimeoutStopUSec"
+	TimeoutUSec                          Property = "TimeoutUSec"
 	TimerSlackNSec                       Property = "TimerSlackNSec"
+	Timestamping                         Property = "Timestamping"
 	Transient                            Property = "Transient"
+	Transparent                          Property = "Transparent"
+	TriggerLimitBurst                    Property = "TriggerLimitBurst"
+	TriggerLimitIntervalUSec             Property = "TriggerLimitIntervalUSec"
+	Triggers                             Property = "Triggers"
 	Type                                 Property = "Type"
 	UID                                  Property = "UID"
 	UMask                                Property = "UMask"
@@ -245,4 +328,5 @@ const (
 	WatchdogSignal                       Property = "WatchdogSignal"
 	WatchdogTimestampMonotonic           Property = "WatchdogTimestampMonotonic"
 	WatchdogUSec                         Property = "WatchdogUSec"
+	Writable                             Property = "Writable"
 )

properties/properties_list.go

@@ -1,6 +1,7 @@
 package properties
 
 var Properties = []Property{
+	Accept,
 	ActiveEnterTimestamp,
 	ActiveEnterTimestampMonotonic,
 	ActiveExitTimestampMonotonic,
@@ -10,9 +11,13 @@ var Properties = []Property{
 	AssertResult,
 	AssertTimestamp,
 	AssertTimestampMonotonic,
+	Backlog,
 	Before,
+	BindIPv6Only,
+	BindLogSockets,
 	BlockIOAccounting,
 	BlockIOWeight,
+	Broadcast,
 	CPUAccounting,
 	CPUAffinityFromNUMA,
 	CPUQuotaPerSecUSec,
@@ -26,6 +31,7 @@ var Properties = []Property{
 	CacheDirectoryMode,
 	CanFreeze,
 	CanIsolate,
+	CanLiveMount,
 	CanReload,
 	CanStart,
 	CanStop,
@@ -38,17 +44,26 @@ var Properties = []Property{
 	ConfigurationDirectoryMode,
 	Conflicts,
 	ControlGroup,
+	ControlGroupId,
 	ControlPID,
 	CoredumpFilter,
+	CoredumpReceive,
+	DebugInvocation,
 	DefaultDependencies,
 	DefaultMemoryLow,
 	DefaultMemoryMin,
+	DefaultStartupMemoryLow,
+	DeferAcceptUSec,
 	Delegate,
 	Description,
 	DevicePolicy,
+	DirectoryMode,
 	DynamicUser,
 	EffectiveCPUs,
+	EffectiveMemoryHigh,
+	EffectiveMemoryMax,
 	EffectiveMemoryNodes,
+	EffectiveTasksMax,
 	ExecMainCode,
 	ExecMainExitTimestampMonotonic,
 	ExecMainPID,
@@ -59,10 +74,14 @@ var Properties = []Property{
 	ExecReloadEx,
 	ExecStart,
 	ExecStartEx,
+	ExtensionImagePolicy,
 	FailureAction,
+	FileDescriptorName,
 	FileDescriptorStoreMax,
 	FinalKillSignal,
+	FlushPending,
 	FragmentPath,
+	FreeBind,
 	FreezerState,
 	GID,
 	GuessMainPID,
@@ -79,6 +98,8 @@ var Properties = []Property{
 	IPEgressPackets,
 	IPIngressBytes,
 	IPIngressPackets,
+	IPTOS,
+	IPTTL,
 	Id,
 	IgnoreOnIsolate,
 	IgnoreSIGPIPE,
@@ -89,6 +110,10 @@ var Properties = []Property{
 	JobRunningTimeoutUSec,
 	JobTimeoutAction,
 	JobTimeoutUSec,
+	KeepAlive,
+	KeepAliveIntervalUSec,
+	KeepAliveProbes,
+	KeepAliveTimeUSec,
 	KeyringMode,
 	KillMode,
 	KillSignal,
@@ -124,6 +149,7 @@ var Properties = []Property{
 	LimitSIGPENDINGSoft,
 	LimitSTACK,
 	LimitSTACKSoft,
+	Listen,
 	LoadState,
 	LockPersonality,
 	LogLevelMax,
@@ -132,42 +158,76 @@ var Properties = []Property{
 	LogsDirectoryMode,
 	MainPID,
 	ManagedOOMMemoryPressure,
+	ManagedOOMMemoryPressureDurationUSec,
 	ManagedOOMMemoryPressureLimit,
 	ManagedOOMPreference,
 	ManagedOOMSwap,
+	Mark,
+	MaxConnections,
+	MaxConnectionsPerSource,
 	MemoryAccounting,
+	MemoryAvailable,
 	MemoryCurrent,
 	MemoryDenyWriteExecute,
 	MemoryHigh,
+	MemoryKSM,
 	MemoryLimit,
 	MemoryLow,
 	MemoryMax,
 	MemoryMin,
+	MemoryPeak,
+	MemoryPressureThresholdUSec,
+	MemoryPressureWatch,
+	MemorySwapCurrent,
 	MemorySwapMax,
+	MemorySwapPeak,
+	MemoryZSwapCurrent,
+	MemoryZSwapMax,
+	MemoryZSwapWriteback,
+	MessageQueueMaxMessages,
+	MessageQueueMessageSize,
 	MountAPIVFS,
+	MountImagePolicy,
+	NAccepted,
+	NConnections,
 	NFileDescriptorStore,
+	NRefused,
 	NRestarts,
 	NUMAPolicy,
 	Names,
 	NeedDaemonReload,
 	Nice,
+	NoDelay,
 	NoNewPrivileges,
 	NonBlocking,
 	NotifyAccess,
 	OOMPolicy,
 	OOMScoreAdjust,
 	OnFailureJobMode,
+	OnSuccessJobMode,
 	PIDFile,
+	PassCredentials,
+	PassFileDescriptorsToExec,
+	PassPacketInfo,
+	PassSecurity,
 	Perpetual,
+	PipeSize,
+	PollLimitBurst,
+	PollLimitIntervalUSec,
+	Priority,
 	PrivateDevices,
 	PrivateIPC,
 	PrivateMounts,
 	PrivateNetwork,
+	PrivatePIDs,
 	PrivateTmp,
+	PrivateTmpEx,
 	PrivateUsers,
+	PrivateUsersEx,
 	ProcSubset,
 	ProtectClock,
 	ProtectControlGroups,
+	ProtectControlGroupsEx,
 	ProtectHome,
 	ProtectHostname,
 	ProtectKernelLogs,
@@ -175,12 +235,16 @@ var Properties = []Property{
 	ProtectKernelTunables,
 	ProtectProc,
 	ProtectSystem,
+	ReceiveBuffer,
 	RefuseManualStart,
 	RefuseManualStop,
 	ReloadResult,
 	RemainAfterExit,
 	RemoveIPC,
+	RemoveOnStop,
+	RequiredBy,
 	Requires,
+	RequiresMountsFor,
 	Restart,
 	RestartKillSignal,
 	RestartUSec,
@@ -188,15 +252,22 @@ var Properties = []Property{
 	RestrictRealtime,
 	RestrictSUIDSGID,
 	Result,
+	ReusePort,
 	RootDirectoryStartOnly,
+	RootEphemeral,
+	RootImagePolicy,
 	RuntimeDirectoryMode,
 	RuntimeDirectoryPreserve,
 	RuntimeMaxUSec,
 	SameProcessGroup,
 	SecureBits,
+	SendBuffer,
 	SendSIGHUP,
 	SendSIGKILL,
+	SetLoginEnvironment,
 	Slice,
+	SocketMode,
+	SocketProtocol,
 	StandardError,
 	StandardInput,
 	StandardOutput,
@@ -207,6 +278,11 @@ var Properties = []Property{
 	StartupCPUShares,
 	StartupCPUWeight,
 	StartupIOWeight,
+	StartupMemoryHigh,
+	StartupMemoryLow,
+	StartupMemoryMax,
+	StartupMemorySwapMax,
+	StartupMemoryZSwapMax,
 	StateChangeTimestamp,
 	StateChangeTimestampMonotonic,
 	StateDirectoryMode,
@@ -214,6 +290,7 @@ var Properties = []Property{
 	StopWhenUnneeded,
 	SubState,
 	SuccessAction,
+	SurviveFinalKillSignal,
 	SyslogFacility,
 	SyslogLevel,
 	SyslogLevelPrefix,
@@ -231,8 +308,14 @@ var Properties = []Property{
 	TimeoutStartUSec,
 	TimeoutStopFailureMode,
 	TimeoutStopUSec,
+	TimeoutUSec,
 	TimerSlackNSec,
+	Timestamping,
 	Transient,
+	Transparent,
+	TriggerLimitBurst,
+	TriggerLimitIntervalUSec,
+	Triggers,
 	Type,
 	UID,
 	UMask,
@@ -243,4 +326,5 @@ var Properties = []Property{
 	WatchdogSignal,
 	WatchdogTimestampMonotonic,
 	WatchdogUSec,
+	Writable,
 }