107 lines
2.4 KiB
Go
107 lines
2.4 KiB
Go
package common
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import (
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gossh "code.google.com/p/go.crypto/ssh"
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"errors"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/communicator/ssh"
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)
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func sshAddress(config *SSHConfig) func(multistep.StateBag) (string, error) {
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return func(state multistep.StateBag) (string, error) {
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driver := state.Get("driver").(Driver)
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vmxPath := state.Get("vmx_path").(string)
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log.Println("Lookup up IP information...")
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f, err := os.Open(vmxPath)
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if err != nil {
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return "", err
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}
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defer f.Close()
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vmxBytes, err := ioutil.ReadAll(f)
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if err != nil {
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return "", err
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}
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vmxData := ParseVMX(string(vmxBytes))
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var ok bool
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macAddress := ""
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if macAddress, ok = vmxData["ethernet0.address"]; !ok || macAddress == "" {
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if macAddress, ok = vmxData["ethernet0.generatedaddress"]; !ok || macAddress == "" {
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return "", errors.New("couldn't find MAC address in VMX")
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}
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}
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ipLookup := &DHCPLeaseGuestLookup{
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Driver: driver,
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Device: "vmnet8",
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MACAddress: macAddress,
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}
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ipAddress, err := ipLookup.GuestIP()
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if err != nil {
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log.Printf("IP lookup failed: %s", err)
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return "", fmt.Errorf("IP lookup failed: %s", err)
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}
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if ipAddress == "" {
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log.Println("IP is blank, no IP yet.")
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return "", errors.New("IP is blank")
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}
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log.Printf("Detected IP: %s", ipAddress)
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return fmt.Sprintf("%s:%d", ipAddress, config.SSHPort), nil
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}
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}
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func sshConfig(config *SSHConfig) func(multistep.StateBag) (*gossh.ClientConfig, error) {
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return func(state multistep.StateBag) (*gossh.ClientConfig, error) {
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auth := []gossh.ClientAuth{
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gossh.ClientAuthPassword(ssh.Password(config.SSHPassword)),
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gossh.ClientAuthKeyboardInteractive(
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ssh.PasswordKeyboardInteractive(config.SSHPassword)),
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}
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if config.SSHKeyPath != "" {
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keyring, err := sshKeyToKeyring(config.SSHKeyPath)
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if err != nil {
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return nil, err
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}
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auth = append(auth, gossh.ClientAuthKeyring(keyring))
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}
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return &gossh.ClientConfig{
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User: config.SSHUser,
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Auth: auth,
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}, nil
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}
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}
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func sshKeyToKeyring(path string) (gossh.ClientKeyring, error) {
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f, err := os.Open(path)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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keyBytes, err := ioutil.ReadAll(f)
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if err != nil {
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return nil, err
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}
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keyring := new(ssh.SimpleKeychain)
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if err := keyring.AddPEMKey(string(keyBytes)); err != nil {
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return nil, err
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}
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return keyring, nil
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}
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