cassandraadapter

package module
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Published: Jul 22, 2017 License: Apache-2.0 Imports: 6 Imported by: 0

README

Cassandra Adapter Build Status Coverage Status Godoc

Cassandra Adapter is the Apache Cassandra DB adapter for Casbin. With this library, Casbin can load policy from Cassandra or save policy to it.

Installation

go get github.com/casbin/cassandra-adapter

Simple Example

package main

import (
	"github.com/casbin/casbin"
	"github.com/casbin/cassandra-adapter"
)

func main() {
	// Initialize a Cassandra adapter and use it in a Casbin enforcer:
	a := cassandraadapter.NewAdapter("127.0.0.1") // Your Cassandra hosts. 
	e := casbin.NewEnforcer("examples/rbac_model.conf", a)
	
	// Load the policy from DB.
	e.LoadPolicy()
	
	// Check the permission.
	e.Enforce("alice", "data1", "read")
	
	// Modify the policy.
	// e.AddPolicy(...)
	// e.RemovePolicy(...)
	
	// Save the policy back to DB.
	e.SavePolicy()
}

Getting Help

License

This project is under Apache 2.0 License. See the LICENSE file for the full license text.

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type Adapter

type Adapter struct {
	// contains filtered or unexported fields
}

Adapter represents the Cassandra adapter for policy storage.

func NewAdapter

func NewAdapter(hosts ...string) *Adapter

NewAdapter is the constructor for Adapter.

func (*Adapter) AddPolicy

func (a *Adapter) AddPolicy(sec string, ptype string, rule []string) error

AddPolicy adds a policy rule to the storage.

func (*Adapter) LoadPolicy

func (a *Adapter) LoadPolicy(model model.Model) error

LoadPolicy loads policy from database.

func (*Adapter) RemoveFilteredPolicy

func (a *Adapter) RemoveFilteredPolicy(sec string, ptype string, fieldIndex int, fieldValues ...string) error

RemoveFilteredPolicy removes policy rules that match the filter from the storage.

func (*Adapter) RemovePolicy

func (a *Adapter) RemovePolicy(sec string, ptype string, rule []string) error

RemovePolicy removes a policy rule from the storage.

func (*Adapter) SavePolicy

func (a *Adapter) SavePolicy(model model.Model) error

SavePolicy saves policy to database.

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