open-vault/builtin/logical/consul/path_token.go
2018-06-11 11:03:00 -04:00

86 lines
2 KiB
Go

package consul
import (
"context"
"fmt"
"time"
"github.com/hashicorp/consul/api"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/vault/logical"
"github.com/hashicorp/vault/logical/framework"
)
func pathToken(b *backend) *framework.Path {
return &framework.Path{
Pattern: "creds/" + framework.GenericNameRegex("role"),
Fields: map[string]*framework.FieldSchema{
"role": &framework.FieldSchema{
Type: framework.TypeString,
Description: "Name of the role",
},
},
Callbacks: map[logical.Operation]framework.OperationFunc{
logical.ReadOperation: b.pathTokenRead,
},
}
}
func (b *backend) pathTokenRead(ctx context.Context, req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
role := d.Get("role").(string)
entry, err := req.Storage.Get(ctx, "policy/"+role)
if err != nil {
return nil, errwrap.Wrapf("error retrieving role: {{err}}", err)
}
if entry == nil {
return logical.ErrorResponse(fmt.Sprintf("role %q not found", role)), nil
}
var result roleConfig
if err := entry.DecodeJSON(&result); err != nil {
return nil, err
}
if result.TokenType == "" {
result.TokenType = "client"
}
// Get the consul client
c, userErr, intErr := client(ctx, req.Storage)
if intErr != nil {
return nil, intErr
}
if userErr != nil {
return logical.ErrorResponse(userErr.Error()), nil
}
// Generate a name for the token
tokenName := fmt.Sprintf("Vault %s %s %d", role, req.DisplayName, time.Now().UnixNano())
writeOpts := &api.WriteOpts{}
writeOpts = writeOpts.WithContext(ctx)
// Create it
token, _, err := c.ACL().Create(&api.ACLEntry{
Name: tokenName,
Type: result.TokenType,
Rules: result.Policy,
}, writeOpts)
if err != nil {
return logical.ErrorResponse(err.Error()), nil
}
// Use the helper to create the secret
s := b.Secret(SecretTokenType).Response(map[string]interface{}{
"token": token,
}, map[string]interface{}{
"token": token,
"role": role,
})
s.Secret.TTL = result.Lease
return s, nil
}