forked from x/icebergs
224 lines
6.9 KiB
Go
224 lines
6.9 KiB
Go
package ssh
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import (
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"encoding/json"
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"fmt"
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"io"
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"net"
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"os"
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"path"
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"strings"
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ice "github.com/shylinux/icebergs"
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"github.com/shylinux/icebergs/base/aaa"
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"github.com/shylinux/icebergs/base/cli"
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"github.com/shylinux/icebergs/base/gdb"
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"github.com/shylinux/icebergs/base/mdb"
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"github.com/shylinux/icebergs/base/nfs"
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"github.com/shylinux/icebergs/base/tcp"
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kit "github.com/shylinux/toolkits"
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"golang.org/x/crypto/ssh"
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"golang.org/x/crypto/ssh/terminal"
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)
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func _ssh_open(m *ice.Message, arg ...string) {
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// 加载配置
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if f, e := os.Open(m.Option("authfile")); e == nil {
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defer f.Close()
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var data interface{}
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json.NewDecoder(f).Decode(&data)
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kit.Fetch(data, func(key string, value interface{}) { m.Option(key, kit.Simple(value)) })
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}
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_ssh_dial(m, func(c net.Conn) {
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// 保存界面
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fd := int(os.Stdin.Fd())
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if oldState, err := terminal.MakeRaw(fd); err == nil {
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defer terminal.Restore(fd, oldState)
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}
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// 设置宽高
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w, h, _ := terminal.GetSize(fd)
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c.Write([]byte(fmt.Sprintf("height:%d,width:%d\n", h, w)))
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// 初始命令
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for _, item := range kit.Simple(m.Optionv("list")) {
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m.Sleep("10ms")
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c.Write([]byte(item + "\n"))
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}
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m.Go(func() { io.Copy(os.Stdout, c) })
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io.Copy(c, os.Stdin)
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}, arg...)
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}
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func _ssh_dial(m *ice.Message, cb func(net.Conn), arg ...string) {
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p := path.Join(os.Getenv(cli.HOME), ".ssh/", fmt.Sprintf("%s@%s:%s", m.Option(aaa.USERNAME), m.Option(tcp.HOST), m.Option(tcp.PORT)))
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if _, e := os.Stat(p); e == nil {
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if c, e := net.Dial("unix", p); e == nil {
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cb(c) // 会话连接
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return
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}
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os.Remove(p)
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}
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var client *ssh.Client
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if l, e := net.Listen("unix", p); m.Assert(e) {
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defer func() { os.Remove(p) }()
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defer l.Close()
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m.Go(func() {
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for {
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c, e := l.Accept()
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m.Assert(e)
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func(c net.Conn) {
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w, h, _ := terminal.GetSize(int(os.Stdin.Fd()))
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buf := make([]byte, ice.MOD_BUFS)
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if n, e := c.Read(buf); m.Assert(e) {
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fmt.Sscanf(string(buf[:n]), "height:%d,width:%d", &h, &w)
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}
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m.Go(func() {
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defer c.Close()
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session, e := client.NewSession()
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m.Assert(e)
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session.Stdin = c
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session.Stdout = c
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session.Stderr = c
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session.RequestPty(os.Getenv("TERM"), h, w, ssh.TerminalModes{
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ssh.ECHO: 1,
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ssh.TTY_OP_ISPEED: 14400,
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ssh.TTY_OP_OSPEED: 14400,
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})
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gdb.SignalNotify(m, 28, func() {
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w, h, _ := terminal.GetSize(int(os.Stdin.Fd()))
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session.WindowChange(h, w)
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})
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session.Shell()
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session.Wait()
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})
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}(c)
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}
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})
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}
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m.Option(kit.Keycb(tcp.DIAL), func(c net.Conn) {
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client = _ssh_conn(m, c, m.Option(aaa.USERNAME), m.Option(tcp.HOST)+":"+m.Option(tcp.PORT))
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if c, e := net.Dial("unix", p); e == nil {
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cb(c) // 会话连接
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}
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})
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m.Cmdy(tcp.CLIENT, tcp.DIAL, kit.MDB_TYPE, SSH, kit.MDB_NAME, m.Option(tcp.HOST),
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tcp.PORT, m.Option(tcp.PORT), tcp.HOST, m.Option(tcp.HOST), arg)
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}
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func _ssh_conn(m *ice.Message, conn net.Conn, username, hostport string) *ssh.Client {
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methods := []ssh.AuthMethod{}
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methods = append(methods, ssh.KeyboardInteractive(func(user, instruction string, questions []string, echos []bool) (res []string, err error) {
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for _, q := range questions {
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p := strings.TrimSpace(strings.ToLower(q))
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switch {
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case strings.HasSuffix(p, "verification code:"):
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if verify := m.Option("verify"); verify == "" {
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fmt.Printf(q)
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fmt.Scanf("%s\n", &verify)
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res = append(res, verify)
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} else {
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res = append(res, aaa.TOTP_GET(verify, 6, 30))
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}
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case strings.HasSuffix(p, "password:"):
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res = append(res, m.Option(aaa.PASSWORD))
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default:
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}
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}
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return
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}))
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methods = append(methods, ssh.PublicKeysCallback(func() ([]ssh.Signer, error) {
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key, err := ssh.ParsePrivateKey([]byte(m.Cmdx(nfs.CAT, path.Join(os.Getenv(cli.HOME), m.Option("private")))))
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return []ssh.Signer{key}, err
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}))
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methods = append(methods, ssh.PasswordCallback(func() (string, error) {
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return m.Option(aaa.PASSWORD), nil
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}))
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c, chans, reqs, err := ssh.NewClientConn(conn, hostport, &ssh.ClientConfig{
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User: username, Auth: methods, BannerCallback: func(message string) error { return nil },
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HostKeyCallback: func(hostname string, remote net.Addr, key ssh.PublicKey) error { return nil },
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})
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m.Assert(err)
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return ssh.NewClient(c, chans, reqs)
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}
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const CONNECT = "connect"
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func init() {
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Index.Merge(&ice.Context{
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Configs: map[string]*ice.Config{
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CONNECT: {Name: CONNECT, Help: "连接", Value: kit.Data()},
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},
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Commands: map[string]*ice.Command{
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CONNECT: {Name: "connect hash auto dial prunes", Help: "连接", Action: map[string]*ice.Action{
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tcp.OPEN: {Name: "open authfile= username=shy password= verfiy= host=shylinux.com port=22 private=.ssh/id_rsa", Help: "终端", Hand: func(m *ice.Message, arg ...string) {
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_ssh_open(m, arg...)
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}},
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tcp.DIAL: {Name: "dial username=shy host=shylinux.com port=22 private=.ssh/id_rsa", Help: "添加", Hand: func(m *ice.Message, arg ...string) {
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m.Option(kit.Keycb(tcp.DIAL), func(c net.Conn) {
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client := _ssh_conn(m, c, kit.Select("shy", m.Option(aaa.USERNAME)),
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kit.Select("shylinux.com", m.Option(tcp.HOST))+":"+kit.Select("22", m.Option(tcp.PORT)),
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)
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h := m.Rich(CONNECT, "", kit.Dict(
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aaa.USERNAME, m.Option(aaa.USERNAME),
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tcp.HOST, m.Option(tcp.HOST), tcp.PORT, m.Option(tcp.PORT),
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kit.MDB_STATUS, tcp.OPEN, CONNECT, client,
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))
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m.Cmd(CONNECT, SESSION, kit.MDB_HASH, h)
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m.Echo(h)
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})
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m.Cmds(tcp.CLIENT, tcp.DIAL, kit.MDB_TYPE, SSH, kit.MDB_NAME, m.Option(aaa.USERNAME),
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tcp.PORT, m.Option(tcp.PORT), tcp.HOST, m.Option(tcp.HOST))
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}},
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mdb.REMOVE: {Name: "remove", Help: "删除", Hand: func(m *ice.Message, arg ...string) {
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m.Cmdy(mdb.DELETE, CONNECT, "", mdb.HASH, kit.MDB_HASH, m.Option(kit.MDB_HASH))
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}},
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mdb.PRUNES: {Name: "prunes", Help: "清理", Hand: func(m *ice.Message, arg ...string) {
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m.Cmdy(mdb.PRUNES, CONNECT, "", mdb.HASH, kit.MDB_STATUS, tcp.ERROR)
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m.Cmdy(mdb.PRUNES, CONNECT, "", mdb.HASH, kit.MDB_STATUS, tcp.CLOSE)
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}},
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SESSION: {Name: "session hash", Help: "会话", Hand: func(m *ice.Message, arg ...string) {
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m.Richs(CONNECT, "", m.Option(kit.MDB_HASH), func(key string, value map[string]interface{}) {
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client, ok := value[CONNECT].(*ssh.Client)
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m.Assert(ok)
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h := m.Rich(SESSION, "", kit.Data(kit.MDB_STATUS, tcp.OPEN, CONNECT, key))
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if session, e := _ssh_session(m, h, client); m.Assert(e) {
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session.Shell()
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session.Wait()
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}
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})
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}},
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}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
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m.Fields(len(arg) == 0, "time,hash,status,username,host,port")
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if m.Cmdy(mdb.SELECT, CONNECT, "", mdb.HASH, kit.MDB_HASH, arg); len(arg) == 0 {
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m.Table(func(index int, value map[string]string, head []string) {
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m.PushButton(kit.Select("", mdb.REMOVE, value[kit.MDB_STATUS] == tcp.CLOSE))
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})
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}
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}},
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},
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})
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}
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