59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
package openstack
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import (
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gossh "code.google.com/p/gosshold/ssh"
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"errors"
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"fmt"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/communicator/ssh"
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"github.com/rackspace/gophercloud"
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"time"
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)
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// SSHAddress returns a function that can be given to the SSH communicator
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// for determining the SSH address based on the server AccessIPv4 setting..
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func SSHAddress(csp gophercloud.CloudServersProvider, port int) func(multistep.StateBag) (string, error) {
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return func(state multistep.StateBag) (string, error) {
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for j := 0; j < 2; j++ {
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s := state.Get("server").(*gophercloud.Server)
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if s.AccessIPv4 != "" {
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return fmt.Sprintf("%s:%d", s.AccessIPv4, port), nil
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}
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if s.AccessIPv6 != "" {
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return fmt.Sprintf("[%s]:%d", s.AccessIPv6, port), nil
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}
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serverState, err := csp.ServerById(s.Id)
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if err != nil {
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return "", err
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}
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state.Put("server", serverState)
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time.Sleep(1 * time.Second)
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}
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return "", errors.New("couldn't determine IP address for server")
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}
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}
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// SSHConfig returns a function that can be used for the SSH communicator
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// config for connecting to the instance created over SSH using the generated
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// private key.
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func SSHConfig(username string) func(multistep.StateBag) (*gossh.ClientConfig, error) {
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return func(state multistep.StateBag) (*gossh.ClientConfig, error) {
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privateKey := state.Get("privateKey").(string)
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keyring := new(ssh.SimpleKeychain)
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if err := keyring.AddPEMKey(privateKey); 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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return &gossh.ClientConfig{
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User: username,
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Auth: []gossh.ClientAuth{
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gossh.ClientAuthKeyring(keyring),
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},
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}, nil
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}
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}
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