binctr/spec.go

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package main
import (
"runtime"
"github.com/opencontainers/runtime-spec/specs-go"
)
var (
spec = &specs.Spec{
Version: specs.Version,
Platform: specs.Platform{
OS: runtime.GOOS,
Arch: runtime.GOARCH,
},
Root: specs.Root{
Path: "rootfs",
Readonly: true,
},
Process: specs.Process{
Terminal: true,
User: specs.User{},
Args: []string{
"sh",
},
Env: []string{
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
"TERM=xterm",
},
Cwd: "/",
NoNewPrivileges: true,
Capabilities: []string{
"CAP_AUDIT_WRITE",
"CAP_KILL",
"CAP_NET_BIND_SERVICE",
},
Rlimits: []specs.Rlimit{
{
Type: "RLIMIT_NOFILE",
Hard: uint64(1024),
Soft: uint64(1024),
},
},
},
Hostname: "ctr",
Mounts: []specs.Mount{
{
Destination: "/proc",
Type: "proc",
Source: "proc",
Options: nil,
},
{
Destination: "/dev",
Type: "tmpfs",
Source: "tmpfs",
Options: []string{"nosuid", "strictatime", "mode=755", "size=65536k"},
},
{
Destination: "/dev/pts",
Type: "devpts",
Source: "devpts",
Options: []string{"nosuid", "noexec", "newinstance", "ptmxmode=0666", "mode=0620", "gid=5"},
},
{
Destination: "/dev/shm",
Type: "tmpfs",
Source: "shm",
Options: []string{"nosuid", "noexec", "nodev", "mode=1777", "size=65536k"},
},
{
Destination: "/dev/mqueue",
Type: "mqueue",
Source: "mqueue",
Options: []string{"nosuid", "noexec", "nodev"},
},
{
Destination: "/sys",
Type: "sysfs",
Source: "sysfs",
Options: []string{"nosuid", "noexec", "nodev", "ro"},
},
{
Destination: "/sys/fs/cgroup",
Type: "cgroup",
Source: "cgroup",
Options: []string{"nosuid", "noexec", "nodev", "relatime", "ro"},
},
},
Linux: specs.Linux{
MaskedPaths: []string{
"/proc/kcore",
"/proc/latency_stats",
"/proc/timer_stats",
"/proc/sched_debug",
},
ReadonlyPaths: []string{
"/proc/asound",
"/proc/bus",
"/proc/fs",
"/proc/irq",
"/proc/sys",
"/proc/sysrq-trigger",
},
Resources: &specs.Resources{
Devices: []specs.DeviceCgroup{
{
Allow: false,
Access: sPtr("rwm"),
},
},
},
Namespaces: []specs.Namespace{
{
Type: "pid",
},
{
Type: "ipc",
},
{
Type: "uts",
},
{
Type: "user",
},
{
Type: "mount",
},
},
Seccomp: defaultSeccompProfile,
},
}
)