open-vault/builtin/logical/database/secret_creds.go

126 lines
3.1 KiB
Go

package database
import (
"fmt"
"github.com/hashicorp/vault/logical"
"github.com/hashicorp/vault/logical/framework"
)
const SecretCredsType = "creds"
func secretCreds(b *databaseBackend) *framework.Secret {
return &framework.Secret{
Type: SecretCredsType,
Fields: map[string]*framework.FieldSchema{},
Renew: b.secretCredsRenew,
Revoke: b.secretCredsRevoke,
}
}
func (b *databaseBackend) secretCredsRenew(req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
// Get the username from the internal data
usernameRaw, ok := req.Secret.InternalData["username"]
if !ok {
return nil, fmt.Errorf("secret is missing username internal data")
}
username, ok := usernameRaw.(string)
roleNameRaw, ok := req.Secret.InternalData["role"]
if !ok {
return nil, fmt.Errorf("could not find role with name: %s", req.Secret.InternalData["role"])
}
role, err := b.Role(req.Storage, roleNameRaw.(string))
if err != nil {
return nil, err
}
if role == nil {
return nil, fmt.Errorf("could not find role with name: %s", req.Secret.InternalData["role"])
}
f := framework.LeaseExtend(role.DefaultTTL, role.MaxTTL, b.System())
resp, err := f(req, d)
if err != nil {
return nil, err
}
// Grab the read lock
b.Lock()
defer b.Unlock()
// Get our connection
db, err := b.getOrCreateDBObj(req.Storage, role.DBName)
if err != nil {
return nil, fmt.Errorf("could not find connection with name %s, got err: %s", role.DBName, err)
}
// Make sure we increase the VALID UNTIL endpoint for this user.
if expireTime := resp.Secret.ExpirationTime(); !expireTime.IsZero() {
err := db.RenewUser(role.Statements, username, expireTime)
if err != nil {
return nil, err
}
}
return resp, nil
}
func (b *databaseBackend) secretCredsRevoke(req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
// Get the username from the internal data
usernameRaw, ok := req.Secret.InternalData["username"]
if !ok {
return nil, fmt.Errorf("secret is missing username internal data")
}
username, ok := usernameRaw.(string)
var resp *logical.Response
roleNameRaw, ok := req.Secret.InternalData["role"]
if !ok {
return nil, fmt.Errorf("no role name was provided")
}
role, err := b.Role(req.Storage, roleNameRaw.(string))
if err != nil {
return nil, err
}
if role == nil {
return nil, fmt.Errorf("could not find role with name: %s", req.Secret.InternalData["role"])
}
/* TODO: think about how to handle this case.
if !ok {
role, err := b.Role(req.Storage, roleNameRaw.(string))
if err != nil {
return nil, err
}
if role == nil {
if resp == nil {
resp = &logical.Response{}
}
resp.AddWarning(fmt.Sprintf("Role %q cannot be found. Using default revocation SQL.", roleNameRaw.(string)))
} else {
revocationSQL = role.RevocationStatement
}
}*/
// Grab the read lock
b.Lock()
defer b.Unlock()
// Get our connection
db, err := b.getOrCreateDBObj(req.Storage, role.DBName)
if err != nil {
return nil, fmt.Errorf("could not find database with name: %s, got error: %s", role.DBName, err)
}
err = db.RevokeUser(role.Statements, username)
if err != nil {
return nil, err
}
return resp, nil
}