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moby--moby/oci/defaults_linux.go
Tonis Tiigi 9c4570a958 Replace execdrivers with containerd implementation
Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
Signed-off-by: Kenfe-Mickael Laventure <mickael.laventure@gmail.com>
Signed-off-by: Anusha Ragunathan <anusha@docker.com>
2016-03-18 13:38:32 -07:00

214 lines
4.2 KiB
Go

package oci
import (
"os"
"runtime"
"github.com/opencontainers/specs/specs-go"
)
func sPtr(s string) *string { return &s }
func rPtr(r rune) *rune { return &r }
func iPtr(i int64) *int64 { return &i }
func u32Ptr(i int64) *uint32 { u := uint32(i); return &u }
func fmPtr(i int64) *os.FileMode { fm := os.FileMode(i); return &fm }
// DefaultSpec returns default oci spec used by docker.
func DefaultSpec() specs.Spec {
s := specs.Spec{
Version: specs.Version,
Platform: specs.Platform{
OS: runtime.GOOS,
Arch: runtime.GOARCH,
},
}
s.Mounts = []specs.Mount{
{
Destination: "/proc",
Type: "proc",
Source: "proc",
Options: []string{"nosuid", "noexec", "nodev"},
},
{
Destination: "/dev",
Type: "tmpfs",
Source: "tmpfs",
Options: []string{"nosuid", "strictatime", "mode=755"},
},
{
Destination: "/dev/pts",
Type: "devpts",
Source: "devpts",
Options: []string{"nosuid", "noexec", "newinstance", "ptmxmode=0666", "mode=0620", "gid=5"},
},
{
Destination: "/sys",
Type: "sysfs",
Source: "sysfs",
Options: []string{"nosuid", "noexec", "nodev", "ro"},
},
{
Destination: "/sys/fs/cgroup",
Type: "cgroup",
Source: "cgroup",
Options: []string{"ro", "nosuid", "noexec", "nodev"},
},
{
Destination: "/dev/mqueue",
Type: "mqueue",
Source: "mqueue",
Options: []string{"nosuid", "noexec", "nodev"},
},
}
s.Process.Capabilities = []string{
"CAP_CHOWN",
"CAP_DAC_OVERRIDE",
"CAP_FSETID",
"CAP_FOWNER",
"CAP_MKNOD",
"CAP_NET_RAW",
"CAP_SETGID",
"CAP_SETUID",
"CAP_SETFCAP",
"CAP_SETPCAP",
"CAP_NET_BIND_SERVICE",
"CAP_SYS_CHROOT",
"CAP_KILL",
"CAP_AUDIT_WRITE",
}
s.Linux = specs.Linux{
Namespaces: []specs.Namespace{
{Type: "mount"},
{Type: "network"},
{Type: "uts"},
{Type: "pid"},
{Type: "ipc"},
},
Devices: []specs.Device{
{
Type: "c",
Path: "/dev/zero",
Major: 1,
Minor: 5,
FileMode: fmPtr(0666),
UID: u32Ptr(0),
GID: u32Ptr(0),
},
{
Type: "c",
Path: "/dev/null",
Major: 1,
Minor: 3,
FileMode: fmPtr(0666),
UID: u32Ptr(0),
GID: u32Ptr(0),
},
{
Type: "c",
Path: "/dev/urandom",
Major: 1,
Minor: 9,
FileMode: fmPtr(0666),
UID: u32Ptr(0),
GID: u32Ptr(0),
},
{
Type: "c",
Path: "/dev/random",
Major: 1,
Minor: 8,
FileMode: fmPtr(0666),
UID: u32Ptr(0),
GID: u32Ptr(0),
},
// {
// Type: "c",
// Path: "/dev/tty",
// Major: 5,
// Minor: 0,
// FileMode: fmPtr(0666),
// UID: u32Ptr(0),
// GID: u32Ptr(0),
// },
// {
// Type: "c",
// Path: "/dev/console",
// Major: 5,
// Minor: 1,
// FileMode: fmPtr(0666),
// UID: u32Ptr(0),
// GID: u32Ptr(0),
// },
{
Type: "c",
Path: "/dev/fuse",
Major: 10,
Minor: 229,
FileMode: fmPtr(0666),
UID: u32Ptr(0),
GID: u32Ptr(0),
},
},
Resources: &specs.Resources{
Devices: []specs.DeviceCgroup{
{
Allow: false,
Access: sPtr("rwm"),
},
{
Allow: true,
Type: sPtr("c"),
Major: iPtr(1),
Minor: iPtr(5),
Access: sPtr("rwm"),
},
{
Allow: true,
Type: sPtr("c"),
Major: iPtr(1),
Minor: iPtr(3),
Access: sPtr("rwm"),
},
{
Allow: true,
Type: sPtr("c"),
Major: iPtr(1),
Minor: iPtr(9),
Access: sPtr("rwm"),
},
{
Allow: true,
Type: sPtr("c"),
Major: iPtr(1),
Minor: iPtr(8),
Access: sPtr("rwm"),
},
{
Allow: true,
Type: sPtr("c"),
Major: iPtr(5),
Minor: iPtr(0),
Access: sPtr("rwm"),
},
{
Allow: true,
Type: sPtr("c"),
Major: iPtr(5),
Minor: iPtr(1),
Access: sPtr("rwm"),
},
{
Allow: false,
Type: sPtr("c"),
Major: iPtr(10),
Minor: iPtr(229),
Access: sPtr("rwm"),
},
},
},
}
return s
}