/
actor.go
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/
actor.go
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/*
* Copyright (c) 2013-2017, Jeremy Bingham (<jeremy@goiardi.gl>)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// Package actor implements actors, which is an interface encompassing both
// clients or users. They serve many of the same functions and formerly were
// implemented using the same object, but are now different types. Thus,Actor
// is now an interface rather than being a distinct type of object encompassing
// both.
package actor
import (
"github.com/ctdk/goiardi/client"
"github.com/ctdk/goiardi/config"
"github.com/ctdk/goiardi/user"
"github.com/ctdk/goiardi/util"
"net/http"
)
// Actor is an interface for objects that can make requests to the server.
type Actor interface {
IsAdmin() bool
IsValidator() bool
IsSelf(interface{}) bool
IsUser() bool
IsClient() bool
PublicKey() string
SetPublicKey(interface{}) error
GetName() string
CheckPermEdit(map[string]interface{}, string) util.Gerror
}
// GetReqUser gets the actor making the request. If use-auth is not on, always
// returns the admin user.
func GetReqUser(name string) (Actor, util.Gerror) {
/* If UseAuth is turned off, use the automatically created admin user */
if !config.Config.UseAuth {
name = "admin"
}
var c Actor
var err error
c, err = client.Get(name)
if err != nil {
/* Theoretically it should be hard to reach this point, since
* if the signed request was accepted the user ought to exist.
* Still, best to be cautious. */
u, cerr := user.Get(name)
if cerr != nil {
gerr := util.Errorf("Neither a client nor a user named '%s' could be found. In addition, the following errors were reported: %s -- %s", name, err.Error(), cerr.Error())
gerr.SetStatus(http.StatusUnauthorized)
return nil, gerr
}
c = u
}
return c, nil
}