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builder/*: extract key path to ssh.Signer

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This commit is contained in:
Mitchell Hashimoto 2014-09-03 20:23:39 -07:00
parent 414bf1748d
commit 76a8221636
9 changed files with 61 additions and 103 deletions
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28
builder/parallels/common/ssh.go
View File

@ -1,12 +1,12 @@
package common
import (
"code.google.com/p/go.crypto/ssh"
"fmt"
"code.google.com/p/go.crypto/ssh"
"github.com/mitchellh/multistep"
commonssh "github.com/mitchellh/packer/common/ssh"
packerssh "github.com/mitchellh/packer/communicator/ssh"
"io/ioutil"
"os"
)
func SSHAddress(state multistep.StateBag) (string, error) {
@ -35,7 +35,7 @@ func SSHConfigFunc(config SSHConfig) func(multistep.StateBag) (*ssh.ClientConfig
}
if config.SSHKeyPath != "" {
signer, err := sshKeyToSigner(config.SSHKeyPath)
signer, err := commonssh.FileSigner(config.SSHKeyPath)
if err != nil {
return nil, err
}
@ -49,23 +49,3 @@ func SSHConfigFunc(config SSHConfig) func(multistep.StateBag) (*ssh.ClientConfig
}, nil
}
}
func sshKeyToSigner(path string) (ssh.Signer, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
keyBytes, err := ioutil.ReadAll(f)
if err != nil {
return nil, err
}
signer, err := ssh.ParsePrivateKey(keyBytes)
if err != nil {
return nil, fmt.Errorf("Error setting up SSH config: %s", err)
}
return signer, nil
}

6
builder/parallels/common/ssh_config.go
View File

@ -3,9 +3,11 @@ package common
import (
"errors"
"fmt"
"github.com/mitchellh/packer/packer"
"os"
"time"
commonssh "github.com/mitchellh/packer/common/ssh"
"github.com/mitchellh/packer/packer"
)
type SSHConfig struct {
@ -46,7 +48,7 @@ func (c *SSHConfig) Prepare(t *packer.ConfigTemplate) []error {
if c.SSHKeyPath != "" {
if _, err := os.Stat(c.SSHKeyPath); err != nil {
errs = append(errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
} else if _, err := sshKeyToSigner(c.SSHKeyPath); err != nil {
} else if _, err := commonssh.FileSigner(c.SSHKeyPath); err != nil {
errs = append(errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
}
}

10
builder/qemu/builder.go
View File

@ -3,15 +3,17 @@ package qemu
import (
"errors"
"fmt"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/common"
"github.com/mitchellh/packer/packer"
"log"
"os"
"os/exec"
"path/filepath"
"strings"
"time"
"github.com/mitchellh/multistep"
"github.com/mitchellh/packer/common"
commonssh "github.com/mitchellh/packer/common/ssh"
"github.com/mitchellh/packer/packer"
)
const BuilderId = "transcend.qemu"
@ -352,7 +354,7 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
if _, err := os.Stat(b.config.SSHKeyPath); err != nil {
errs = packer.MultiErrorAppend(
errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
} else if _, err := sshKeyToSigner(b.config.SSHKeyPath); err != nil {
} else if _, err := commonssh.FileSigner(b.config.SSHKeyPath); err != nil {
errs = packer.MultiErrorAppend(
errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
}

28
builder/qemu/ssh.go
View File

@ -1,12 +1,12 @@
package qemu
import (
gossh "code.google.com/p/go.crypto/ssh"
"fmt"
gossh "code.google.com/p/go.crypto/ssh"
"github.com/mitchellh/multistep"
commonssh "github.com/mitchellh/packer/common/ssh"
"github.com/mitchellh/packer/communicator/ssh"
"io/ioutil"
"os"
)
func sshAddress(state multistep.StateBag) (string, error) {
@ -24,7 +24,7 @@ func sshConfig(state multistep.StateBag) (*gossh.ClientConfig, error) {
}
if config.SSHKeyPath != "" {
signer, err := sshKeyToSigner(config.SSHKeyPath)
signer, err := commonssh.FileSigner(config.SSHKeyPath)
if err != nil {
return nil, err
}
@ -37,23 +37,3 @@ func sshConfig(state multistep.StateBag) (*gossh.ClientConfig, error) {
Auth: auth,
}, nil
}
func sshKeyToSigner(path string) (gossh.Signer, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
keyBytes, err := ioutil.ReadAll(f)
if err != nil {
return nil, err
}
signer, err := gossh.ParsePrivateKey(keyBytes)
if err != nil {
return nil, fmt.Errorf("Error setting up SSH config: %s", err)
}
return signer, nil
}

28
builder/virtualbox/common/ssh.go
View File

@ -1,12 +1,12 @@
package common
import (
gossh "code.google.com/p/go.crypto/ssh"
"fmt"
gossh "code.google.com/p/go.crypto/ssh"
"github.com/mitchellh/multistep"
commonssh "github.com/mitchellh/packer/common/ssh"
"github.com/mitchellh/packer/communicator/ssh"
"io/ioutil"
"os"
)
func SSHAddress(state multistep.StateBag) (string, error) {
@ -23,7 +23,7 @@ func SSHConfigFunc(config SSHConfig) func(multistep.StateBag) (*gossh.ClientConf
}
if config.SSHKeyPath != "" {
signer, err := sshKeyToSigner(config.SSHKeyPath)
signer, err := commonssh.FileSigner(config.SSHKeyPath)
if err != nil {
return nil, err
}
@ -37,23 +37,3 @@ func SSHConfigFunc(config SSHConfig) func(multistep.StateBag) (*gossh.ClientConf
}, nil
}
}
func sshKeyToSigner(path string) (gossh.Signer, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
keyBytes, err := ioutil.ReadAll(f)
if err != nil {
return nil, err
}
signer, err := gossh.ParsePrivateKey(keyBytes)
if err != nil {
return nil, fmt.Errorf("Error setting up SSH config: %s", err)
}
return signer, nil
}

6
builder/virtualbox/common/ssh_config.go
View File

@ -3,9 +3,11 @@ package common
import (
"errors"
"fmt"
"github.com/mitchellh/packer/packer"
"os"
"time"
commonssh "github.com/mitchellh/packer/common/ssh"
"github.com/mitchellh/packer/packer"
)
type SSHConfig struct {
@ -56,7 +58,7 @@ func (c *SSHConfig) Prepare(t *packer.ConfigTemplate) []error {
if c.SSHKeyPath != "" {
if _, err := os.Stat(c.SSHKeyPath); err != nil {
errs = append(errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
} else if _, err := sshKeyToSigner(c.SSHKeyPath); err != nil {
} else if _, err := commonssh.FileSigner(c.SSHKeyPath); err != nil {
errs = append(errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
}
}

25
builder/vmware/common/ssh.go
View File

@ -1,14 +1,15 @@
package common
import (
gossh "code.google.com/p/go.crypto/ssh"
"errors"
"fmt"
"io/ioutil"
"log"
"os"
gossh "code.google.com/p/go.crypto/ssh"
"github.com/mitchellh/multistep"
commonssh "github.com/mitchellh/packer/common/ssh"
"github.com/mitchellh/packer/communicator/ssh"
)
@ -74,7 +75,7 @@ func SSHConfigFunc(config *SSHConfig) func(multistep.StateBag) (*gossh.ClientCon
}
if config.SSHKeyPath != "" {
signer, err := sshKeyToSigner(config.SSHKeyPath)
signer, err := commonssh.FileSigner(config.SSHKeyPath)
if err != nil {
return nil, err
}
@ -88,23 +89,3 @@ func SSHConfigFunc(config *SSHConfig) func(multistep.StateBag) (*gossh.ClientCon
}, nil
}
}
func sshKeyToSigner(path string) (gossh.Signer, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
keyBytes, err := ioutil.ReadAll(f)
if err != nil {
return nil, err
}
signer, err := gossh.ParsePrivateKey(keyBytes)
if err != nil {
return nil, fmt.Errorf("Error setting up SSH config: %s", err)
}
return signer, nil
}

3
builder/vmware/common/ssh_config.go
View File

@ -7,6 +7,7 @@ import (
"os"
"time"
commonssh "github.com/mitchellh/packer/common/ssh"
"github.com/mitchellh/packer/packer"
)
@ -51,7 +52,7 @@ func (c *SSHConfig) Prepare(t *packer.ConfigTemplate) []error {
if c.SSHKeyPath != "" {
if _, err := os.Stat(c.SSHKeyPath); err != nil {
errs = append(errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
} else if _, err := sshKeyToSigner(c.SSHKeyPath); err != nil {
} else if _, err := commonssh.FileSigner(c.SSHKeyPath); err != nil {
errs = append(errs, fmt.Errorf("ssh_key_path is invalid: %s", err))
}
}

30
common/ssh/key.go Normal file
View File

@ -0,0 +1,30 @@
package ssh
import (
"fmt"
"io/ioutil"
"os"
"code.google.com/p/go.crypto/ssh"
)
// FileSigner returns an ssh.Signer for a key file.
func FileSigner(path string) (ssh.Signer, error) {
f, err := os.Open(path)
if err != nil {
return nil, err
}
defer f.Close()
keyBytes, err := ioutil.ReadAll(f)
if err != nil {
return nil, err
}
signer, err := ssh.ParsePrivateKey(keyBytes)
if err != nil {
return nil, fmt.Errorf("Error setting up SSH config: %s", err)
}
return signer, nil
}