cuttlefish::InstanceLockFileManager Class Reference

#include <instance_lock.h>

Collaboration diagram for cuttlefish::InstanceLockFileManager:

Public Member Functions
	InstanceLockFileManager ()
Result< InstanceLockFile >	AcquireLock (int instance_num)
Result< std::set< InstanceLockFile > >	AcquireLocks (const std::set< int > &nums)
Result< std::set< InstanceLockFile > >	AcquireUnusedLocks (unsigned int number)
Result< std::optional< InstanceLockFile > >	TryAcquireLock (int instance_num)
Result< std::set< InstanceLockFile > >	TryAcquireLocks (const std::set< int > &nums)
Result< std::optional< InstanceLockFile > >	TryAcquireUnusedLock ()
Result< std::set< InstanceLockFile > >	LockAllAvailable ()
Result< void >	RemoveLockFile (int instance_num)

Private Types
using	LockFile = cvd_impl::LockFile
using	LockFileManager = cvd_impl::LockFileManager

Private Member Functions
Result< std::set< int > >	FindPotentialInstanceNumsFromNetDevices ()

Static Private Member Functions
static Result< std::string >	LockFilePath (int instance_num)

Private Attributes
std::optional< std::set< int > >	all_instance_nums_
LockFileManager	lock_file_manager_

Member Typedef Documentation

LockFile

using cuttlefish::InstanceLockFileManager::LockFile = cvd_impl::LockFile

private

LockFileManager

using cuttlefish::InstanceLockFileManager::LockFileManager = cvd_impl::LockFileManager

private

Constructor & Destructor Documentation

InstanceLockFileManager()

cuttlefish::InstanceLockFileManager::InstanceLockFileManager

(

)

Member Function Documentation

AcquireLock()

Result< InstanceLockFile > cuttlefish::InstanceLockFileManager::AcquireLock

(

int

instance_num

)

AcquireLocks()

Result< std::set< InstanceLockFile > > cuttlefish::InstanceLockFileManager::AcquireLocks

(

const std::set< int > &

nums

)

AcquireUnusedLocks()

Result< std::set< InstanceLockFile > > cuttlefish::InstanceLockFileManager::AcquireUnusedLocks

(

unsigned int

number

)

FindPotentialInstanceNumsFromNetDevices()

Result< std::set< int > > cuttlefish::InstanceLockFileManager::FindPotentialInstanceNumsFromNetDevices ( )

private

Sample format: Inter-| Receive | Transmit face |bytes packets errs drop fifo frame compressed multicast|bytes packets errs drop fifo colls carrier compressed cvd-wtap-02: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

LockAllAvailable()

Result< std::set< InstanceLockFile > > cuttlefish::InstanceLockFileManager::LockAllAvailable

(

)

LockFilePath()

Result< std::string > cuttlefish::InstanceLockFileManager::LockFilePath ( int  instance_num )

staticprivate

RemoveLockFile()

Result< void > cuttlefish::InstanceLockFileManager::RemoveLockFile

(

int

instance_num

)

TryAcquireLock()

Result< std::optional< InstanceLockFile > > cuttlefish::InstanceLockFileManager::TryAcquireLock

(

int

instance_num

)

TryAcquireLocks()

Result< std::set< InstanceLockFile > > cuttlefish::InstanceLockFileManager::TryAcquireLocks

(

const std::set< int > &

nums

)

TryAcquireUnusedLock()

Result< std::optional< InstanceLockFile > > cuttlefish::InstanceLockFileManager::TryAcquireUnusedLock

(

)

Member Data Documentation

all_instance_nums_

std::optional<std::set<int> > cuttlefish::InstanceLockFileManager::all_instance_nums_

private

lock_file_manager_

LockFileManager cuttlefish::InstanceLockFileManager::lock_file_manager_

private

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The documentation for this class was generated from the following files:

• cuttlefish/host/commands/cvd/instances/lock/instance_lock.h
• cuttlefish/host/commands/cvd/instances/lock/instance_lock.cpp