open-vault/api/logical.go

124 lines
2.6 KiB
Go

package api
import (
"bytes"
"encoding/json"
"fmt"
)
const (
wrappedResponseLocation = "cubbyhole/response"
)
// Logical is used to perform logical backend operations on Vault.
type Logical struct {
c *Client
}
// Logical is used to return the client for logical-backend API calls.
func (c *Client) Logical() *Logical {
return &Logical{c: c}
}
func (c *Logical) Read(path string) (*Secret, error) {
r := c.c.NewRequest("GET", "/v1/"+path)
resp, err := c.c.RawRequest(r)
if resp != nil {
defer resp.Body.Close()
}
if resp != nil && resp.StatusCode == 404 {
return nil, nil
}
if err != nil {
return nil, err
}
return ParseSecret(resp.Body)
}
func (c *Logical) List(path string) (*Secret, error) {
r := c.c.NewRequest("GET", "/v1/"+path)
r.Params.Set("list", "true")
resp, err := c.c.RawRequest(r)
if resp != nil {
defer resp.Body.Close()
}
if resp != nil && resp.StatusCode == 404 {
return nil, nil
}
if err != nil {
return nil, err
}
return ParseSecret(resp.Body)
}
func (c *Logical) Write(path string, data map[string]interface{}) (*Secret, error) {
r := c.c.NewRequest("PUT", "/v1/"+path)
if err := r.SetJSONBody(data); err != nil {
return nil, err
}
resp, err := c.c.RawRequest(r)
if resp != nil {
defer resp.Body.Close()
}
if err != nil {
return nil, err
}
if resp.StatusCode == 200 {
return ParseSecret(resp.Body)
}
return nil, nil
}
func (c *Logical) Delete(path string) (*Secret, error) {
r := c.c.NewRequest("DELETE", "/v1/"+path)
resp, err := c.c.RawRequest(r)
if resp != nil {
defer resp.Body.Close()
}
if err != nil {
return nil, err
}
if resp.StatusCode == 200 {
return ParseSecret(resp.Body)
}
return nil, nil
}
func (c *Logical) Unwrap(wrappingToken string) (*Secret, error) {
origToken := c.c.Token()
defer c.c.SetToken(origToken)
c.c.SetToken(wrappingToken)
secret, err := c.Read(wrappedResponseLocation)
if err != nil {
return nil, fmt.Errorf("error reading %s: %s", wrappedResponseLocation, err)
}
if secret == nil {
return nil, fmt.Errorf("no value found at %s", wrappedResponseLocation)
}
if secret.Data == nil {
return nil, fmt.Errorf("\"data\" not found in wrapping response")
}
if _, ok := secret.Data["response"]; !ok {
return nil, fmt.Errorf("\"response\" not found in wrapping response \"data\" map")
}
wrappedSecret := new(Secret)
buf := bytes.NewBufferString(secret.Data["response"].(string))
dec := json.NewDecoder(buf)
dec.UseNumber()
if err := dec.Decode(wrappedSecret); err != nil {
return nil, fmt.Errorf("error unmarshaling wrapped secret: %s", err)
}
return wrappedSecret, nil
}