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package daemon // import "github.com/docker/docker/daemon"
import (
"context"
"fmt"
"github.com/containerd/containerd/containers"
coci "github.com/containerd/containerd/oci"
"github.com/containerd/log"
"github.com/docker/docker/container"
dconfig "github.com/docker/docker/daemon/config"
"github.com/docker/docker/profiles/seccomp"
specs "github.com/opencontainers/runtime-spec/specs-go"
)
const supportsSeccomp = true
// WithSeccomp sets the seccomp profile
func WithSeccomp(daemon *Daemon, c *container.Container) coci.SpecOpts {
return func(ctx context.Context, _ coci.Client, _ *containers.Container, s *coci.Spec) error {
if c.SeccompProfile == dconfig.SeccompProfileUnconfined {
return nil
}
if c.HostConfig.Privileged {
var err error
if c.SeccompProfile != "" {
s.Linux.Seccomp, err = seccomp.LoadProfile(c.SeccompProfile, s)
}
return err
}
if !daemon.RawSysInfo().Seccomp {
if c.SeccompProfile != "" && c.SeccompProfile != dconfig.SeccompProfileDefault {
return fmt.Errorf("seccomp is not enabled in your kernel, cannot run a custom seccomp profile")
}
log.G(ctx).Warn("seccomp is not enabled in your kernel, running container without default profile")
c.SeccompProfile = dconfig.SeccompProfileUnconfined
return nil
}
if s.Linux == nil {
s.Linux = &specs.Linux{}
}
var err error
switch {
case c.SeccompProfile == dconfig.SeccompProfileDefault:
s.Linux.Seccomp, err = seccomp.GetDefaultProfile(s)
case c.SeccompProfile != "":
s.Linux.Seccomp, err = seccomp.LoadProfile(c.SeccompProfile, s)
case daemon.seccompProfile != nil:
s.Linux.Seccomp, err = seccomp.LoadProfile(string(daemon.seccompProfile), s)
case daemon.seccompProfilePath == dconfig.SeccompProfileUnconfined:
c.SeccompProfile = dconfig.SeccompProfileUnconfined
default:
s.Linux.Seccomp, err = seccomp.GetDefaultProfile(s)
}
return err
}
}
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