sshw

README

sshw

ssh client wrapper for automatic login.

install

use go get

go get -u github.com/yinheli/sshw/cmd/sshw

or download binary from releases.

config

config file load in following order:

• ~/.sshw
• ~/.sshw.yml
• ~/.sshw.yaml
• ./.sshw
• ./.sshw.yml
• ./.sshw.yaml

config example:

- { name: dev server fully configured, user: appuser, host: 192.168.8.35, port: 22, password: 123456 }
- { name: dev server with key path, user: appuser, host: 192.168.8.35, port: 22, keypath: /root/.ssh/id_rsa }
- { name: dev server with passphrase key, user: appuser, host: 192.168.8.35, port: 22, keypath: /root/.ssh/id_rsa, passphrase: abcdefghijklmn}
- { name: dev server without port, user: appuser, host: 192.168.8.35 }
- { name: dev server without user, host: 192.168.8.35 }
- { name: dev server without password, host: 192.168.8.35 }
- { name: ⚡️ server with emoji name, host: 192.168.8.35 }
- { name: server with alias, alias: dev, host: 192.168.8.35 }
- name: server with jump
  user: appuser
  host: 192.168.8.35
  port: 22
  password: 123456
  jump:
  - user: appuser
    host: 192.168.8.36
    port: 2222


# server group 1
- name: server group 1
  children:
  - { name: server 1, user: root, host: 192.168.1.2 }
  - { name: server 2, user: root, host: 192.168.1.3 }
  - { name: server 3, user: root, host: 192.168.1.4 }

# server group 2
- name: server group 2
  children:
  - { name: server 1, user: root, host: 192.168.2.2 }
  - { name: server 2, user: root, host: 192.168.3.3 }
  - { name: server 3, user: root, host: 192.168.4.4 }

callback

- name: dev server fully configured
  user: appuser
  host: 192.168.8.35
  port: 22
  password: 123456
  callback-shells:
    - { cmd: 2 }
    - { delay: 1500, cmd: 0 }
    - { cmd: "echo 1" }

Documentation

Index

• Variables
• func LoadConfig() error
• func LoadConfigBytes(names ...string) ([]byte, error)
• func LoadSshConfig() error
• func SetLogger(logger Logger)
• type CallbackShell
• type Client
  • func NewClient(node *Node) Client
• type Logger
  • func GetLogger() Logger
• type Node
  • func GetConfig() []*Node
  • func (n *Node) String() string

Variables

var (
	DefaultCiphers = []string{
		"aes128-ctr",
		"aes192-ctr",
		"aes256-ctr",
		"aes128-gcm@openssh.com",
		"chacha20-poly1305@openssh.com",
		"arcfour256",
		"arcfour128",
		"arcfour",
		"aes128-cbc",
		"3des-cbc",
		"blowfish-cbc",
		"cast128-cbc",
		"aes192-cbc",
		"aes256-cbc",
	}
)

Functions

func LoadConfig

func LoadConfig() error

func LoadConfigBytes

func LoadConfigBytes(names ...string) ([]byte, error)

func LoadSshConfig

func LoadSshConfig() error

func SetLogger

func SetLogger(logger Logger)

Types

type CallbackShell

type CallbackShell struct {
	Cmd   string        `yaml:"cmd"`
	Delay time.Duration `yaml:"delay"`
}

type Client

type Client interface {
	Login()
}

func NewClient

func NewClient(node *Node) Client

type Logger

type Logger interface {
	Info(args ...interface{})
	Infof(format string, args ...interface{})
	Error(args ...interface{})
	Errorf(format string, args ...interface{})
}

func GetLogger

func GetLogger() Logger

type Node

type Node struct {
	Name           string           `yaml:"name"`
	Alias          string           `yaml:"alias"`
	Host           string           `yaml:"host"`
	User           string           `yaml:"user"`
	Port           int              `yaml:"port"`
	KeyPath        string           `yaml:"keypath"`
	Passphrase     string           `yaml:"passphrase"`
	Password       string           `yaml:"password"`
	CallbackShells []*CallbackShell `yaml:"callback-shells"`
	Children       []*Node          `yaml:"children"`
	Jump           []*Node          `yaml:"jump"`
}

func GetConfig

func GetConfig() []*Node

func (*Node) String

func (n *Node) String() string