diff options
Diffstat (limited to 'pkg/sentry')
28 files changed, 33 insertions, 103 deletions
diff --git a/pkg/sentry/fsimpl/devpts/root_inode_refs.go b/pkg/sentry/fsimpl/devpts/root_inode_refs.go index b860819f0..4abb66431 100644 --- a/pkg/sentry/fsimpl/devpts/root_inode_refs.go +++ b/pkg/sentry/fsimpl/devpts/root_inode_refs.go @@ -1,12 +1,11 @@ package devpts import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/fuse/inode_refs.go b/pkg/sentry/fsimpl/fuse/inode_refs.go index 646042846..4fb4d4da7 100644 --- a/pkg/sentry/fsimpl/fuse/inode_refs.go +++ b/pkg/sentry/fsimpl/fuse/inode_refs.go @@ -1,12 +1,11 @@ package fuse import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/host/connected_endpoint_refs.go b/pkg/sentry/fsimpl/host/connected_endpoint_refs.go index 670166c76..225f59782 100644 --- a/pkg/sentry/fsimpl/host/connected_endpoint_refs.go +++ b/pkg/sentry/fsimpl/host/connected_endpoint_refs.go @@ -1,12 +1,11 @@ package host import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/host/inode_refs.go b/pkg/sentry/fsimpl/host/inode_refs.go index 49c57c113..4075eae17 100644 --- a/pkg/sentry/fsimpl/host/inode_refs.go +++ b/pkg/sentry/fsimpl/host/inode_refs.go @@ -1,12 +1,11 @@ package host import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/kernfs/dentry_refs.go b/pkg/sentry/fsimpl/kernfs/dentry_refs.go index 0269851c9..f99d4941a 100644 --- a/pkg/sentry/fsimpl/kernfs/dentry_refs.go +++ b/pkg/sentry/fsimpl/kernfs/dentry_refs.go @@ -1,12 +1,11 @@ package kernfs import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/kernfs/static_directory_refs.go b/pkg/sentry/fsimpl/kernfs/static_directory_refs.go index 866620ef9..2b258010e 100644 --- a/pkg/sentry/fsimpl/kernfs/static_directory_refs.go +++ b/pkg/sentry/fsimpl/kernfs/static_directory_refs.go @@ -1,12 +1,11 @@ package kernfs import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/proc/fd_dir_inode_refs.go b/pkg/sentry/fsimpl/proc/fd_dir_inode_refs.go index 84c03e6cd..467c32752 100644 --- a/pkg/sentry/fsimpl/proc/fd_dir_inode_refs.go +++ b/pkg/sentry/fsimpl/proc/fd_dir_inode_refs.go @@ -1,12 +1,11 @@ package proc import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/proc/fd_info_dir_inode_refs.go b/pkg/sentry/fsimpl/proc/fd_info_dir_inode_refs.go index 5b3c7cd1c..3fcda0948 100644 --- a/pkg/sentry/fsimpl/proc/fd_info_dir_inode_refs.go +++ b/pkg/sentry/fsimpl/proc/fd_info_dir_inode_refs.go @@ -1,12 +1,11 @@ package proc import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/proc/subtasks_inode_refs.go b/pkg/sentry/fsimpl/proc/subtasks_inode_refs.go index 3091deb89..2da6801c2 100644 --- a/pkg/sentry/fsimpl/proc/subtasks_inode_refs.go +++ b/pkg/sentry/fsimpl/proc/subtasks_inode_refs.go @@ -1,12 +1,11 @@ package proc import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/proc/task_inode_refs.go b/pkg/sentry/fsimpl/proc/task_inode_refs.go index 5833527c5..b6e19844c 100644 --- a/pkg/sentry/fsimpl/proc/task_inode_refs.go +++ b/pkg/sentry/fsimpl/proc/task_inode_refs.go @@ -1,12 +1,11 @@ package proc import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/proc/tasks_inode_refs.go b/pkg/sentry/fsimpl/proc/tasks_inode_refs.go index 0961dd629..6207364e4 100644 --- a/pkg/sentry/fsimpl/proc/tasks_inode_refs.go +++ b/pkg/sentry/fsimpl/proc/tasks_inode_refs.go @@ -1,12 +1,11 @@ package proc import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/sys/dir_refs.go b/pkg/sentry/fsimpl/sys/dir_refs.go index 718d542eb..9d15d4c80 100644 --- a/pkg/sentry/fsimpl/sys/dir_refs.go +++ b/pkg/sentry/fsimpl/sys/dir_refs.go @@ -1,12 +1,11 @@ package sys import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/fsimpl/tmpfs/inode_refs.go b/pkg/sentry/fsimpl/tmpfs/inode_refs.go index 5ec208d9e..ff5e99c52 100644 --- a/pkg/sentry/fsimpl/tmpfs/inode_refs.go +++ b/pkg/sentry/fsimpl/tmpfs/inode_refs.go @@ -1,12 +1,11 @@ package tmpfs import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/kernel/fd_table_refs.go b/pkg/sentry/kernel/fd_table_refs.go index 9330e37e4..a630289c9 100644 --- a/pkg/sentry/kernel/fd_table_refs.go +++ b/pkg/sentry/kernel/fd_table_refs.go @@ -1,12 +1,11 @@ package kernel import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/kernel/fs_context_refs.go b/pkg/sentry/kernel/fs_context_refs.go index e2280f400..e8bb1e6ee 100644 --- a/pkg/sentry/kernel/fs_context_refs.go +++ b/pkg/sentry/kernel/fs_context_refs.go @@ -1,12 +1,11 @@ package kernel import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/kernel/process_group_refs.go b/pkg/sentry/kernel/process_group_refs.go index 832a99d66..4b257d548 100644 --- a/pkg/sentry/kernel/process_group_refs.go +++ b/pkg/sentry/kernel/process_group_refs.go @@ -1,12 +1,11 @@ package kernel import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/kernel/session_refs.go b/pkg/sentry/kernel/session_refs.go index 850f56d3a..204fdd060 100644 --- a/pkg/sentry/kernel/session_refs.go +++ b/pkg/sentry/kernel/session_refs.go @@ -1,12 +1,11 @@ package kernel import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/kernel/shm/shm_refs.go b/pkg/sentry/kernel/shm/shm_refs.go index 35f74eb6c..4bffdd0b3 100644 --- a/pkg/sentry/kernel/shm/shm_refs.go +++ b/pkg/sentry/kernel/shm/shm_refs.go @@ -1,12 +1,11 @@ package shm import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/mm/aio_mappable_refs.go b/pkg/sentry/mm/aio_mappable_refs.go index d4f278400..141747137 100644 --- a/pkg/sentry/mm/aio_mappable_refs.go +++ b/pkg/sentry/mm/aio_mappable_refs.go @@ -1,12 +1,11 @@ package mm import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/mm/special_mappable_refs.go b/pkg/sentry/mm/special_mappable_refs.go index 2a348bacf..0921a5d18 100644 --- a/pkg/sentry/mm/special_mappable_refs.go +++ b/pkg/sentry/mm/special_mappable_refs.go @@ -1,12 +1,11 @@ package mm import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/platform/ring0/defs_impl_arm64.go b/pkg/sentry/platform/ring0/defs_impl_arm64.go index eda1e1484..8ebfbfdb6 100644 --- a/pkg/sentry/platform/ring0/defs_impl_arm64.go +++ b/pkg/sentry/platform/ring0/defs_impl_arm64.go @@ -1,13 +1,13 @@ package ring0 import ( + "gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables" + "fmt" "gvisor.dev/gvisor/pkg/sentry/arch" - "gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables" + "gvisor.dev/gvisor/pkg/usermem" "io" "reflect" - - "gvisor.dev/gvisor/pkg/usermem" ) // Useful bits. diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go index 0bf21f7d8..36c17d1ba 100644 --- a/pkg/sentry/socket/netstack/netstack.go +++ b/pkg/sentry/socket/netstack/netstack.go @@ -482,35 +482,8 @@ func (s *socketOpsCommon) fetchReadView() *syserr.Error { } // Release implements fs.FileOperations.Release. -func (s *socketOpsCommon) Release(ctx context.Context) { - e, ch := waiter.NewChannelEntry(nil) - s.EventRegister(&e, waiter.EventHUp|waiter.EventErr) - defer s.EventUnregister(&e) - +func (s *socketOpsCommon) Release(context.Context) { s.Endpoint.Close() - - // SO_LINGER option is valid only for TCP. For other socket types - // return after endpoint close. - if family, skType, _ := s.Type(); skType != linux.SOCK_STREAM || (family != linux.AF_INET && family != linux.AF_INET6) { - return - } - - var v tcpip.LingerOption - if err := s.Endpoint.GetSockOpt(&v); err != nil { - return - } - - // The case for zero timeout is handled in tcp endpoint close function. - // Close is blocked until either: - // 1. The endpoint state is not in any of the states: FIN-WAIT1, - // CLOSING and LAST_ACK. - // 2. Timeout is reached. - if v.Enabled && v.Timeout != 0 { - t := kernel.TaskFromContext(ctx) - start := t.Kernel().MonotonicClock().Now() - deadline := start.Add(v.Timeout) - t.BlockWithDeadline(ch, true, deadline) - } } // Read implements fs.FileOperations.Read. @@ -1184,16 +1157,7 @@ func getSockOptSocket(t *kernel.Task, s socket.SocketOps, ep commonEndpoint, fam return nil, syserr.ErrInvalidArgument } - var v tcpip.LingerOption - var linger linux.Linger - if err := ep.GetSockOpt(&v); err != nil { - return &linger, nil - } - - if v.Enabled { - linger.OnOff = 1 - } - linger.Linger = int32(v.Timeout.Seconds()) + linger := linux.Linger{} return &linger, nil case linux.SO_SNDTIMEO: @@ -1922,10 +1886,7 @@ func setSockOptSocket(t *kernel.Task, s socket.SocketOps, ep commonEndpoint, nam socket.SetSockOptEmitUnimplementedEvent(t, name) } - return syserr.TranslateNetstackError( - ep.SetSockOpt(&tcpip.LingerOption{ - Enabled: v.OnOff != 0, - Timeout: time.Second * time.Duration(v.Linger)})) + return nil case linux.SO_DETACH_FILTER: // optval is ignored. diff --git a/pkg/sentry/socket/unix/socket_refs.go b/pkg/sentry/socket/unix/socket_refs.go index a0e5d1393..39aaedc7f 100644 --- a/pkg/sentry/socket/unix/socket_refs.go +++ b/pkg/sentry/socket/unix/socket_refs.go @@ -1,12 +1,11 @@ package unix import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/socket/unix/transport/queue_refs.go b/pkg/sentry/socket/unix/transport/queue_refs.go index 21d43fc24..4c3dcd13f 100644 --- a/pkg/sentry/socket/unix/transport/queue_refs.go +++ b/pkg/sentry/socket/unix/transport/queue_refs.go @@ -1,12 +1,11 @@ package transport import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/socket/unix/transport/unix.go b/pkg/sentry/socket/unix/transport/unix.go index cc9d650fb..1200cf9bb 100644 --- a/pkg/sentry/socket/unix/transport/unix.go +++ b/pkg/sentry/socket/unix/transport/unix.go @@ -942,14 +942,8 @@ func (e *baseEndpoint) GetSockOptInt(opt tcpip.SockOptInt) (int, *tcpip.Error) { // GetSockOpt implements tcpip.Endpoint.GetSockOpt. func (e *baseEndpoint) GetSockOpt(opt tcpip.GettableSocketOption) *tcpip.Error { - switch opt.(type) { - case *tcpip.LingerOption: - return nil - - default: - log.Warningf("Unsupported socket option: %T", opt) - return tcpip.ErrUnknownProtocolOption - } + log.Warningf("Unsupported socket option: %T", opt) + return tcpip.ErrUnknownProtocolOption } // LastError implements Endpoint.LastError. diff --git a/pkg/sentry/vfs/file_description_refs.go b/pkg/sentry/vfs/file_description_refs.go index ebc089b4c..6c7747259 100644 --- a/pkg/sentry/vfs/file_description_refs.go +++ b/pkg/sentry/vfs/file_description_refs.go @@ -1,12 +1,11 @@ package vfs import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/vfs/filesystem_refs.go b/pkg/sentry/vfs/filesystem_refs.go index 32f21c044..96f681831 100644 --- a/pkg/sentry/vfs/filesystem_refs.go +++ b/pkg/sentry/vfs/filesystem_refs.go @@ -1,12 +1,11 @@ package vfs import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so diff --git a/pkg/sentry/vfs/mount_namespace_refs.go b/pkg/sentry/vfs/mount_namespace_refs.go index 2c920ac41..4c422c81f 100644 --- a/pkg/sentry/vfs/mount_namespace_refs.go +++ b/pkg/sentry/vfs/mount_namespace_refs.go @@ -1,12 +1,11 @@ package vfs import ( - "sync/atomic" - "fmt" "gvisor.dev/gvisor/pkg/log" refs_vfs1 "gvisor.dev/gvisor/pkg/refs" "runtime" + "sync/atomic" ) // ownerType is used to customize logging. Note that we use a pointer to T so |