update cadvisor, docker, and runc godeps
This commit is contained in:
22
vendor/github.com/opencontainers/runc/libcontainer/seccomp/seccomp_linux.go
generated
vendored
22
vendor/github.com/opencontainers/runc/libcontainer/seccomp/seccomp_linux.go
generated
vendored
@@ -7,21 +7,19 @@ import (
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"fmt"
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"os"
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"strings"
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"syscall"
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"github.com/opencontainers/runc/libcontainer/configs"
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libseccomp "github.com/seccomp/libseccomp-golang"
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"golang.org/x/sys/unix"
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)
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var (
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actAllow = libseccomp.ActAllow
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actTrap = libseccomp.ActTrap
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actKill = libseccomp.ActKill
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actTrace = libseccomp.ActTrace.SetReturnCode(int16(syscall.EPERM))
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actErrno = libseccomp.ActErrno.SetReturnCode(int16(syscall.EPERM))
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// SeccompModeFilter refers to the syscall argument SECCOMP_MODE_FILTER.
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SeccompModeFilter = uintptr(2)
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actTrace = libseccomp.ActTrace.SetReturnCode(int16(unix.EPERM))
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actErrno = libseccomp.ActErrno.SetReturnCode(int16(unix.EPERM))
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)
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// Filters given syscalls in a container, preventing them from being used
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@@ -84,9 +82,9 @@ func IsEnabled() bool {
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s, err := parseStatusFile("/proc/self/status")
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if err != nil {
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// Check if Seccomp is supported, via CONFIG_SECCOMP.
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if _, _, err := syscall.RawSyscall(syscall.SYS_PRCTL, syscall.PR_GET_SECCOMP, 0, 0); err != syscall.EINVAL {
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if err := unix.Prctl(unix.PR_GET_SECCOMP, 0, 0, 0, 0); err != unix.EINVAL {
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// Make sure the kernel has CONFIG_SECCOMP_FILTER.
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if _, _, err := syscall.RawSyscall(syscall.SYS_PRCTL, syscall.PR_SET_SECCOMP, SeccompModeFilter, 0); err != syscall.EINVAL {
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if err := unix.Prctl(unix.PR_SET_SECCOMP, unix.SECCOMP_MODE_FILTER, 0, 0, 0); err != unix.EINVAL {
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return true
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}
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}
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@@ -212,10 +210,6 @@ func parseStatusFile(path string) (map[string]string, error) {
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status := make(map[string]string)
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for s.Scan() {
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if err := s.Err(); err != nil {
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return nil, err
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}
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text := s.Text()
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parts := strings.Split(text, ":")
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@@ -225,5 +219,9 @@ func parseStatusFile(path string) (map[string]string, error) {
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status[parts[0]] = parts[1]
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}
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if err := s.Err(); err != nil {
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return nil, err
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}
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return status, nil
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}
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