sentry/

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 Go to latest Published: Jan 23, 2024 License: Apache-2.0, MIT

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Path Synopsis
Package arch provides abstractions around architecture-dependent details, such as syscall calling conventions, native types, etc.
 Package arch provides abstractions around architecture-dependent details, such as syscall calling conventions, native types, etc.
fpu
Package fpu provides basic floating point helpers.
 Package fpu provides basic floating point helpers.
registers_go_proto
Package control contains types that expose control server methods, and can be used to configure and interact with a running sandbox process.
 Package control contains types that expose control server methods, and can be used to configure and interact with a running sandbox process.
control_go_proto
devices
accel
Package accel implements proxying for hardware accelerators.
 Package accel implements proxying for hardware accelerators.
memdev
Package memdev implements "mem" character devices, as implemented in Linux by drivers/char/mem.c and drivers/char/random.c.
 Package memdev implements "mem" character devices, as implemented in Linux by drivers/char/mem.c and drivers/char/random.c.
nvproxy
Package nvproxy implements proxying for the Nvidia GPU Linux kernel driver: https://github.com/NVIDIA/open-gpu-kernel-modules.
 Package nvproxy implements proxying for the Nvidia GPU Linux kernel driver: https://github.com/NVIDIA/open-gpu-kernel-modules.
ttydev
Package ttydev implements an unopenable vfs.Device for /dev/tty.
 Package ttydev implements an unopenable vfs.Device for /dev/tty.
tundev
Package tundev implements the /dev/net/tun device.
 Package tundev implements the /dev/net/tun device.
Package fdimport provides the Import function.
 Package fdimport provides the Import function.
fsimpl
cgroupfs
Package cgroupfs implements cgroupfs.
 Package cgroupfs implements cgroupfs.
devpts
Package devpts provides a filesystem implementation that behaves like devpts.
 Package devpts provides a filesystem implementation that behaves like devpts.
devtmpfs
Package devtmpfs provides an implementation of /dev based on tmpfs, analogous to Linux's devtmpfs.
 Package devtmpfs provides an implementation of /dev based on tmpfs, analogous to Linux's devtmpfs.
eventfd
Package eventfd implements event fds.
 Package eventfd implements event fds.
fuse
Package fuse implements fusefs.
 Package fuse implements fusefs.
gofer
Package gofer provides a filesystem implementation that is backed by a 9p server, interchangably referred to as "gofers" throughout this package.
 Package gofer provides a filesystem implementation that is backed by a 9p server, interchangably referred to as "gofers" throughout this package.
host
Package host provides a filesystem implementation for host files imported as file descriptors.
 Package host provides a filesystem implementation for host files imported as file descriptors.
iouringfs
Package iouringfs provides a filesystem implementation for IO_URING basing it on anonfs.
 Package iouringfs provides a filesystem implementation for IO_URING basing it on anonfs.
kernfs
Package kernfs provides the tools to implement inode-based filesystems.
 Package kernfs provides the tools to implement inode-based filesystems.
lock
Package lock is the API for POSIX-style advisory regional file locks and BSD-style full file locks.
 Package lock is the API for POSIX-style advisory regional file locks and BSD-style full file locks.
mqfs
Package mqfs provides a filesystem implementation to back POSIX message queues.
 Package mqfs provides a filesystem implementation to back POSIX message queues.
nsfs
Package nsfs provides the filesystem implementation backing Kernel.NsfsMount.
 Package nsfs provides the filesystem implementation backing Kernel.NsfsMount.
overlay
Package overlay provides an overlay filesystem implementation, which synthesizes a filesystem by composing one or more immutable filesystems ("lower layers") with an optional mutable filesystem ("upper layer").
 Package overlay provides an overlay filesystem implementation, which synthesizes a filesystem by composing one or more immutable filesystems ("lower layers") with an optional mutable filesystem ("upper layer").
pipefs
Package pipefs provides the filesystem implementation backing Kernel.PipeMount.
 Package pipefs provides the filesystem implementation backing Kernel.PipeMount.
proc
Package proc implements a partial in-memory file system for procfs.
 Package proc implements a partial in-memory file system for procfs.
signalfd
Package signalfd provides basic signalfd file implementations.
 Package signalfd provides basic signalfd file implementations.
sockfs
Package sockfs provides a filesystem implementation for anonymous sockets.
 Package sockfs provides a filesystem implementation for anonymous sockets.
sys
Package sys implements sysfs.
 Package sys implements sysfs.
timerfd
Package timerfd implements timer fds.
 Package timerfd implements timer fds.
tmpfs
Package tmpfs provides an in-memory filesystem whose contents are application-mutable, consistent with Linux's tmpfs.
 Package tmpfs provides an in-memory filesystem whose contents are application-mutable, consistent with Linux's tmpfs.
user
Package user contains methods for resolving filesystem paths based on the user and their environment.
 Package user contains methods for resolving filesystem paths based on the user and their environment.
Package fsmetric defines filesystem metrics.
 Package fsmetric defines filesystem metrics.
Package fsutil provides utilities for implementing vfs.FileDescriptionImpl and vfs.FilesystemImpl.
 Package fsutil provides utilities for implementing vfs.FileDescriptionImpl and vfs.FilesystemImpl.
Package hostcpu provides utilities for working with CPU information provided by a host Linux kernel.
 Package hostcpu provides utilities for working with CPU information provided by a host Linux kernel.
Package hostfd provides efficient I/O with host file descriptors.
 Package hostfd provides efficient I/O with host file descriptors.
Package hostmm provides tools for interacting with the host Linux kernel's virtual memory management subsystem.
 Package hostmm provides tools for interacting with the host Linux kernel's virtual memory management subsystem.
Package inet defines semantics for IP stacks.
 Package inet defines semantics for IP stacks.
Package kernel provides an emulation of the Linux kernel.
 Package kernel provides an emulation of the Linux kernel.
auth
Package auth implements an access control model that is a subset of Linux's.
 Package auth implements an access control model that is a subset of Linux's.
fasync
Package fasync provides FIOASYNC related functionality.
 Package fasync provides FIOASYNC related functionality.
futex
Package futex provides an implementation of the futex interface as found in the Linux kernel.
 Package futex provides an implementation of the futex interface as found in the Linux kernel.
ipc
Package ipc defines functionality and utilities common to sysvipc mechanisms.
 Package ipc defines functionality and utilities common to sysvipc mechanisms.
memevent
Package memevent implements the memory usage events controller, which periodically emits events via the eventchannel.
 Package memevent implements the memory usage events controller, which periodically emits events via the eventchannel.
memevent/memory_events_go_proto
mq
Package mq provides an implementation for POSIX message queues.
 Package mq provides an implementation for POSIX message queues.
msgqueue
Package msgqueue implements System V message queues.
 Package msgqueue implements System V message queues.
pipe
Package pipe provides a pipe implementation.
 Package pipe provides a pipe implementation.
sched
Package sched implements scheduler related features.
 Package sched implements scheduler related features.
semaphore
Package semaphore implements System V semaphores.
 Package semaphore implements System V semaphores.
shm
Package shm implements sysv shared memory segments.
 Package shm implements sysv shared memory segments.
time
Package time defines the Timer type, which provides a periodic timer that works by sampling a user-provided clock.
 Package time defines the Timer type, which provides a periodic timer that works by sampling a user-provided clock.
uncaught_signal_go_proto
Package limits provides resource limits.
 Package limits provides resource limits.
Package loader loads an executable file into a MemoryManager.
 Package loader loads an executable file into a MemoryManager.
vdsodata
Package vdsodata contains a compiled VDSO object.
 Package vdsodata contains a compiled VDSO object.
Package memmap defines semantics for memory mappings.
 Package memmap defines semantics for memory mappings.
Package mm provides a memory management subsystem.
 Package mm provides a memory management subsystem.
Package pgalloc contains the page allocator subsystem, which manages memory that may be mapped into application address spaces.
 Package pgalloc contains the page allocator subsystem, which manages memory that may be mapped into application address spaces.
Package platform provides a Platform abstraction.
 Package platform provides a Platform abstraction.
interrupt
Package interrupt provides an interrupt helper.
 Package interrupt provides an interrupt helper.
kvm
Package kvm provides a kvm-based implementation of the platform interface.
 Package kvm provides a kvm-based implementation of the platform interface.
ptrace
Package ptrace provides a ptrace-based implementation of the platform interface.
 Package ptrace provides a ptrace-based implementation of the platform interface.
systrap
Package systrap provides a seccomp-based implementation of the platform interface.
 Package systrap provides a seccomp-based implementation of the platform interface.
systrap/sysmsg
systrap/usertrap
Package usertrap implements the library to replace syscall instructions with function calls.
 Package usertrap implements the library to replace syscall instructions with function calls.
Package seccheck defines a structure for dynamically-configured security checks in the sentry.
 Package seccheck defines a structure for dynamically-configured security checks in the sentry.
points/points_go_proto
sinks/null
Package null defines a seccheck.Sink that does nothing with the trace points, akin to /dev/null.
 Package null defines a seccheck.Sink that does nothing with the trace points, akin to /dev/null.
sinks/remote
Package remote defines a seccheck.Sink that serializes points to a remote process.
 Package remote defines a seccheck.Sink that serializes points to a remote process.
sinks/remote/wire
Package wire defines structs used in the wire format for the remote checker.
 Package wire defines structs used in the wire format for the remote checker.
Package socket provides the interfaces that need to be provided by socket implementations and providers, as well as per family demultiplexing of socket creation.
 Package socket provides the interfaces that need to be provided by socket implementations and providers, as well as per family demultiplexing of socket creation.
control
Package control provides internal representations of socket control messages.
 Package control provides internal representations of socket control messages.
hostinet
Package hostinet implements AF_INET and AF_INET6 sockets using the host's network stack.
 Package hostinet implements AF_INET and AF_INET6 sockets using the host's network stack.
netfilter
Package netfilter helps the sentry interact with netstack's netfilter capabilities.
 Package netfilter helps the sentry interact with netstack's netfilter capabilities.
netlink
Package netlink provides core functionality for netlink sockets.
 Package netlink provides core functionality for netlink sockets.
netlink/port
Package port provides port ID allocation for netlink sockets.
 Package port provides port ID allocation for netlink sockets.
netlink/route
Package route provides a NETLINK_ROUTE socket protocol.
 Package route provides a NETLINK_ROUTE socket protocol.
netlink/uevent
Package uevent provides a NETLINK_KOBJECT_UEVENT socket protocol.
 Package uevent provides a NETLINK_KOBJECT_UEVENT socket protocol.
netstack
Package netstack provides an implementation of the socket.Socket interface that is backed by a tcpip.Endpoint.
 Package netstack provides an implementation of the socket.Socket interface that is backed by a tcpip.Endpoint.
unix
Package unix provides an implementation of the socket.Socket interface for the AF_UNIX protocol family.
 Package unix provides an implementation of the socket.Socket interface for the AF_UNIX protocol family.
unix/transport
Package transport contains the implementation of Unix endpoints.
 Package transport contains the implementation of Unix endpoints.
Package state provides high-level state wrappers.
 Package state provides high-level state wrappers.
Package strace implements the logic to print out the input and the return value of each traced syscall.
 Package strace implements the logic to print out the input and the return value of each traced syscall.
strace_go_proto
Package syscalls is the interface from the application to the kernel.
 Package syscalls is the interface from the application to the kernel.
linux
Package linux provides syscall tables for amd64 and arm64 Linux.
 Package linux provides syscall tables for amd64 and arm64 Linux.
Package time provides a calibrated clock synchronized to a system reference clock.
 Package time provides a calibrated clock synchronized to a system reference clock.
Package unimpl contains interface to emit events about unimplemented features.
 Package unimpl contains interface to emit events about unimplemented features.
unimplemented_syscall_go_proto
Package uniqueid defines context.Context keys for obtaining system-wide unique identifiers.
 Package uniqueid defines context.Context keys for obtaining system-wide unique identifiers.
Package usage provides representations of resource usage.
 Package usage provides representations of resource usage.
vfs
Package vfs implements a virtual filesystem layer.
 Package vfs implements a virtual filesystem layer.
events_go_proto
memxattr
Package memxattr provides a default, in-memory extended attribute implementation.
 Package memxattr provides a default, in-memory extended attribute implementation.
Package watchdog is responsible for monitoring the sentry for tasks that may potentially be stuck or looping inderterminally causing hard to debug hungs in the untrusted app.
 Package watchdog is responsible for monitoring the sentry for tasks that may potentially be stuck or looping inderterminally causing hard to debug hungs in the untrusted app.

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