62 lines
1.5 KiB
Go
62 lines
1.5 KiB
Go
package scaleway
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import (
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"fmt"
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"net"
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"os"
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packerssh "github.com/hashicorp/packer/communicator/ssh"
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"github.com/hashicorp/packer/helper/multistep"
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"golang.org/x/crypto/ssh"
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"golang.org/x/crypto/ssh/agent"
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)
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func commHost(state multistep.StateBag) (string, error) {
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ipAddress := state.Get("server_ip").(string)
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return ipAddress, nil
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}
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func sshConfig(state multistep.StateBag) (*ssh.ClientConfig, error) {
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config := state.Get("config").(Config)
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var auth []ssh.AuthMethod
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if config.Comm.SSHAgentAuth {
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authSock := os.Getenv("SSH_AUTH_SOCK")
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if authSock == "" {
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return nil, fmt.Errorf("SSH_AUTH_SOCK is not set")
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}
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sshAgent, err := net.Dial("unix", authSock)
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if err != nil {
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return nil, fmt.Errorf("Cannot connect to SSH Agent socket %q: %s", authSock, err)
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}
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auth = []ssh.AuthMethod{
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ssh.PublicKeysCallback(agent.NewClient(sshAgent).Signers),
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}
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}
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if config.Comm.SSHPassword != "" {
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auth = append(auth,
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ssh.Password(config.Comm.SSHPassword),
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ssh.KeyboardInteractive(
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packerssh.PasswordKeyboardInteractive(config.Comm.SSHPassword)),
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)
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}
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// Use key based auth if there is a private key in the state bag
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if privateKey, ok := state.GetOk("private_key"); ok {
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signer, err := ssh.ParsePrivateKey([]byte(privateKey.(string)))
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if err != nil {
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return nil, fmt.Errorf("Error setting up SSH config: %s", err)
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}
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auth = append(auth, ssh.PublicKeys(signer))
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}
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return &ssh.ClientConfig{
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User: config.Comm.SSHUsername,
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Auth: auth,
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HostKeyCallback: ssh.InsecureIgnoreHostKey(),
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}, nil
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}
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