Check in gVisor.

PiperOrigin-RevId: 194583126
Change-Id: Ica1d8821a90f74e7e745962d71801c598c652463

1 files changed, 234 insertions, 0 deletions

diff --git a/pkg/sentry/kernel/BUILD b/pkg/sentry/kernel/BUILD
new file mode 100644
index 000000000..62794cff5
--- /dev/null
+++ b/pkg/sentry/kernel/BUILD
@@ -0,0 +1,234 @@
+package(licenses = ["notice"])  # Apache 2.0
+
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+load("//tools/go_generics:defs.bzl", "go_template_instance")
+load("//tools/go_stateify:defs.bzl", "go_stateify")
+
+go_stateify(
+    name = "kernel_state",
+    srcs = [
+        "abstract_socket_namespace.go",
+        "fd_map.go",
+        "fs_context.go",
+        "ipc_namespace.go",
+        "kernel.go",
+        "pending_signals.go",
+        "pending_signals_list.go",
+        "process_group_list.go",
+        "ptrace.go",
+        "rseq.go",
+        "session_list.go",
+        "sessions.go",
+        "signal.go",
+        "signal_handlers.go",
+        "syscalls.go",
+        "syscalls_state.go",
+        "syslog.go",
+        "task.go",
+        "task_clone.go",
+        "task_context.go",
+        "task_exec.go",
+        "task_exit.go",
+        "task_list.go",
+        "task_resources.go",
+        "task_run.go",
+        "task_sched.go",
+        "task_signals.go",
+        "task_start.go",
+        "task_syscall.go",
+        "thread_group.go",
+        "threads.go",
+        "timekeeper.go",
+        "timekeeper_state.go",
+        "timer.go",
+        "uts_namespace.go",
+        "vdso.go",
+        "version.go",
+    ],
+    out = "kernel_state.go",
+    imports = ["gvisor.googlesource.com/gvisor/pkg/sentry/kernel/kdefs"],
+    package = "kernel",
+)
+
+go_template_instance(
+    name = "pending_signals_list",
+    out = "pending_signals_list.go",
+    package = "kernel",
+    prefix = "pendingSignal",
+    template = "//pkg/ilist:generic_list",
+    types = {
+        "Linker": "*pendingSignal",
+    },
+)
+
+go_template_instance(
+    name = "process_group_list",
+    out = "process_group_list.go",
+    package = "kernel",
+    prefix = "processGroup",
+    template = "//pkg/ilist:generic_list",
+    types = {
+        "Linker": "*ProcessGroup",
+    },
+)
+
+go_template_instance(
+    name = "seqatomic_taskgoroutineschedinfo",
+    out = "seqatomic_taskgoroutineschedinfo.go",
+    package = "kernel",
+    suffix = "TaskGoroutineSchedInfo",
+    template = "//pkg/sync:generic_seqatomic",
+    types = {
+        "Value": "TaskGoroutineSchedInfo",
+    },
+)
+
+go_template_instance(
+    name = "session_list",
+    out = "session_list.go",
+    package = "kernel",
+    prefix = "session",
+    template = "//pkg/ilist:generic_list",
+    types = {
+        "Linker": "*Session",
+    },
+)
+
+go_template_instance(
+    name = "task_list",
+    out = "task_list.go",
+    package = "kernel",
+    prefix = "task",
+    template = "//pkg/ilist:generic_list",
+    types = {
+        "Linker": "*Task",
+    },
+)
+
+go_library(
+    name = "kernel",
+    srcs = [
+        "abstract_socket_namespace.go",
+        "context.go",
+        "fd_map.go",
+        "fs_context.go",
+        "ipc_namespace.go",
+        "kernel.go",
+        "kernel_state.go",
+        "pending_signals.go",
+        "pending_signals_list.go",
+        "process_group_list.go",
+        "ptrace.go",
+        "rseq.go",
+        "seccomp.go",
+        "seqatomic_taskgoroutineschedinfo.go",
+        "session_list.go",
+        "sessions.go",
+        "signal.go",
+        "signal_handlers.go",
+        "syscalls.go",
+        "syscalls_state.go",
+        "syslog.go",
+        "task.go",
+        "task_acct.go",
+        "task_block.go",
+        "task_clone.go",
+        "task_context.go",
+        "task_exec.go",
+        "task_exit.go",
+        "task_identity.go",
+        "task_list.go",
+        "task_log.go",
+        "task_net.go",
+        "task_resources.go",
+        "task_run.go",
+        "task_sched.go",
+        "task_signals.go",
+        "task_start.go",
+        "task_stop.go",
+        "task_syscall.go",
+        "task_usermem.go",
+        "thread_group.go",
+        "threads.go",
+        "timekeeper.go",
+        "timekeeper_state.go",
+        "timer.go",
+        "uts_namespace.go",
+        "vdso.go",
+        "version.go",
+    ],
+    importpath = "gvisor.googlesource.com/gvisor/pkg/sentry/kernel",
+    visibility = ["//:sandbox"],
+    deps = [
+        "//pkg/abi",
+        "//pkg/abi/linux",
+        "//pkg/amutex",
+        "//pkg/binary",
+        "//pkg/bits",
+        "//pkg/bpf",
+        "//pkg/cpuid",
+        "//pkg/eventchannel",
+        "//pkg/log",
+        "//pkg/refs",
+        "//pkg/secio",
+        "//pkg/sentry/arch",
+        "//pkg/sentry/context",
+        "//pkg/sentry/fs",
+        "//pkg/sentry/fs/lock",
+        "//pkg/sentry/fs/timerfd",
+        "//pkg/sentry/hostcpu",
+        "//pkg/sentry/inet",
+        "//pkg/sentry/kernel/auth",
+        "//pkg/sentry/kernel/epoll",
+        "//pkg/sentry/kernel/futex",
+        "//pkg/sentry/kernel/kdefs",
+        "//pkg/sentry/kernel/sched",
+        "//pkg/sentry/kernel/semaphore",
+        "//pkg/sentry/kernel/time",
+        "//pkg/sentry/limits",
+        "//pkg/sentry/loader",
+        "//pkg/sentry/memmap",
+        "//pkg/sentry/mm",
+        "//pkg/sentry/platform",
+        "//pkg/sentry/safemem",
+        "//pkg/sentry/socket/netlink/port",
+        "//pkg/sentry/time",
+        "//pkg/sentry/uniqueid",
+        "//pkg/sentry/usage",
+        "//pkg/sentry/usermem",
+        "//pkg/state",
+        "//pkg/state/statefile",
+        "//pkg/sync",
+        "//pkg/syserror",
+        "//pkg/tcpip",
+        "//pkg/tcpip/stack",
+        "//pkg/tcpip/transport/unix",
+        "//pkg/waiter",
+    ],
+)
+
+go_test(
+    name = "kernel_test",
+    size = "small",
+    srcs = [
+        "fd_map_test.go",
+        "table_test.go",
+        "task_test.go",
+        "timekeeper_test.go",
+    ],
+    embed = [":kernel"],
+    deps = [
+        "//pkg/abi",
+        "//pkg/sentry/arch",
+        "//pkg/sentry/context/contexttest",
+        "//pkg/sentry/fs/filetest",
+        "//pkg/sentry/kernel/kdefs",
+        "//pkg/sentry/kernel/sched",
+        "//pkg/sentry/limits",
+        "//pkg/sentry/platform",
+        "//pkg/sentry/time",
+        "//pkg/sentry/usage",
+        "//pkg/sentry/usermem",
+        "//pkg/syserror",
+    ],
+)