69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
// +build !windows
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package main
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import (
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"encoding/json"
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"path/filepath"
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"github.com/containerd/containerd/api/services/execution"
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protobuf "github.com/gogo/protobuf/types"
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specs "github.com/opencontainers/runtime-spec/specs-go"
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"github.com/urfave/cli"
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)
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func createProcessSpec(args []string, cwd string, tty bool) specs.Process {
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env := []string{
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"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
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}
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if tty {
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env = append(env, "TERM=xterm")
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}
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if cwd == "" {
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cwd = "/"
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}
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return specs.Process{
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Args: args,
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Env: env,
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Terminal: tty,
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Cwd: cwd,
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NoNewPrivileges: true,
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User: specs.User{
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UID: 0,
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GID: 0,
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},
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Capabilities: &specs.LinuxCapabilities{
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Bounding: capabilities,
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Permitted: capabilities,
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Inheritable: capabilities,
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Effective: capabilities,
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Ambient: capabilities,
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},
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Rlimits: []specs.LinuxRlimit{
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{
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Type: "RLIMIT_NOFILE",
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Hard: uint64(1024),
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Soft: uint64(1024),
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},
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},
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}
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}
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func newExecRequest(context *cli.Context, tmpDir, id string) (*execution.ExecRequest, error) {
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process := createProcessSpec(context.Args(), context.String("cwd"), context.Bool("tty"))
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data, err := json.Marshal(process)
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if err != nil {
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return nil, err
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}
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return &execution.ExecRequest{
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ID: id,
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Spec: &protobuf.Any{
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TypeUrl: specs.Version,
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Value: data,
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},
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Terminal: context.Bool("tty"),
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Stdin: filepath.Join(tmpDir, "stdin"),
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Stdout: filepath.Join(tmpDir, "stdout"),
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Stderr: filepath.Join(tmpDir, "stderr"),
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}, nil
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}
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