Java Code Examples for org.apache.shiro.subject.Subject#isPermitted()

/**
 * ControllerAuthorityCheckInterceptor 會去掉沒有權限的action, 只是配合 json 通一變數 "isAuthorize" 要用到
 * 
 * @return
 */
protected String isActionAuthorize() {
	((BaseSimpleActionInfo)this.baseActionInfoProvide).handlerActionAnnotations();
	Subject subject = SecurityUtils.getSubject();
	if (subject.hasRole(Constants.SUPER_ROLE_ALL) || subject.hasRole(Constants.SUPER_ROLE_ADMIN)) {
		return YesNo.YES;
	}
	if (this.isControllerAuthority( 
			((BaseSimpleActionInfo)this.baseActionInfoProvide).getActionAnnotations(), 
			((BaseSimpleActionInfo)this.baseActionInfoProvide).getActionMethodAnnotations() , 
			subject) ) {
		return YesNo.YES;
	}
	if (subject.isPermitted(this.baseActionInfoProvide.getPageInfoActionName()+Constants._S2_ACTION_EXTENSION)) {
		return YesNo.YES;
	}
	return YesNo.NO;
}
 

@Override
protected boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) throws Exception {
    Subject subject = getSubject(request, response);
    String[] perms = (String[]) mappedValue;
    boolean isPermitted = true;
    if (perms != null && perms.length > 0) {
        if (perms.length == 1) {
            if (!subject.isPermitted(perms[0])) {
                log.debug("授权认证:未通过");
                isPermitted = false;
            }
        } else {
            if (!subject.isPermittedAll(perms)) {
                log.debug("授权认证:未通过");
                isPermitted = false;
            }
        }
    }
    return isPermitted;
}
 

public boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) throws IOException {

        Subject subject = getSubject(request, response);
        String[] perms = (String[]) mappedValue;

        boolean isPermitted = true;
        if (perms != null && perms.length > 0) {
            if (perms.length == 1) {
                if (!subject.isPermitted(perms[0])) {
                    isPermitted = false;
                }
            } else {
                if (!subject.isPermittedAll(perms)) {
                    isPermitted = false;
                }
            }
        }

        return isPermitted;
    }
 

@Override
protected boolean showTagBody(String permissionNames) {
	boolean hasAnyPermission = false;

	Subject subject = getSubject();

	if (subject != null) {
		// Iterate through permissions and check to see if the user has one of the permissions
		for (String permission : permissionNames.split(PERMISSION_NAMES_DELIMETER)) {

			if (subject.isPermitted(permission.trim())) {
				hasAnyPermission = true;
				break;
			}

		}
	}

	return hasAnyPermission;
}
 

/**
 * Check if subject has ANY of the given permissions.
 */
public boolean anyPermitted(final Subject subject, final Permission... permissions) {
  checkNotNull(subject);
  checkNotNull(permissions);
  checkArgument(permissions.length != 0);

  boolean trace = log.isTraceEnabled();
  if (trace) {
    log.trace("Checking if subject '{}' has ANY of these permissions: {}",
        subject.getPrincipal(), Arrays.toString(permissions));
  }
  for (Permission permission : permissions) {
    if (subject.isPermitted(permission)) {
      if (trace) {
        log.trace("Subject '{}' has permission: {}", subject.getPrincipal(), permission);
      }
      return true;
    }
  }
  if (trace) {
    log.trace("Subject '{}' missing required permissions: {}",
        subject.getPrincipal(), Arrays.toString(permissions));
  }
  return false;
}
 

public boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) throws IOException {
    Subject subject = getSubject(request, response);
    String[] perms = (String[]) mappedValue;
    boolean isPermitted = true;
    if (perms != null && perms.length > 0) {
        if (perms.length == 1) {
            if (!subject.isPermitted(perms[0])) {
                isPermitted = false;
            }
        } else {
            if (!subject.isPermittedAll(perms)) {
                isPermitted = false;
            }
        }
    }
    return isPermitted;
}
 

private List<PermissionXO> calculatePermissions(final Subject subject) {
  log.debug("Calculating permissions");

  List<Permission> granted = new ArrayList<>();
  List<PermissionXO> result = new ArrayList<>();

  // find all privileges which we expose the UI, , which we can deconstruct and evaluate
  for (Privilege privilege : securitySystem.listPrivileges()) {
    // only WildcardPermission2 presently is supported due to toString() implementation
    if (privilege.getPermission() instanceof WildcardPermission2) {
      granted.add(privilege.getPermission());
    }
  }

  // determine which of the exposed privilege permissions the current subject is granted
  boolean[] boolResults = subject.isPermitted(granted);
  for (int i = 0; i < granted.size(); i++) {
    if (boolResults[i]) {
      PermissionXO entry = new PermissionXO();
      entry.setId(granted.get(i).toString());
      result.add(entry);
    }
  }

  return result;
}
 

public void checkPermissionsForPath( ServiceContext context, String path ) {
    Subject currentUser = SubjectUtils.getSubject();
    if ( currentUser == null ) {
        return;
    }

    if( isServiceAdmin() ){
        if(logger.isDebugEnabled()){
            logger.debug("Subject is the sysadmin, short-circuiting and allowing access");
        }
        return;
    }

    String perm = getPermissionFromPath(
        em.getApplicationRef().getUuid(), context.getAction().toString().toLowerCase(), path );
    boolean permitted = currentUser.isPermitted( perm );

    if ( logger.isDebugEnabled() ) {
        logger.debug( PATH_MSG, path, context.getAction(), perm, permitted );
    }

    SubjectUtils.checkPermission( perm );
    Subject subject = SubjectUtils.getSubject();

    if (logger.isDebugEnabled()) {
        logger.debug("Checked subject {} for perm {}", subject != null ? subject.toString() : "", perm);
        logger.debug("------------------------------------------------------------------------------");
    }
}
 

@Test
public void test()
        throws UnitOfWorkCompletionException
{
    // START SNIPPET: usage
    UnitOfWork uow = unitOfWorkFactory.newUnitOfWork();

    User user = userFactory.createNewUser( "foo", "bar" );
    Role role = roleFactory.create( "role-one", "permission-one", "permission-two" );
    role.assignTo( user );

    uow.complete();

    // END SNIPPET: usage
    // START SNIPPET: usage
    uow = unitOfWorkFactory.newUnitOfWork();

    Subject currentUser = SecurityUtils.getSubject();
    currentUser.login( new UsernamePasswordToken( "foo", "bar" ) );

    if ( !currentUser.hasRole( "role-one" ) ) {
        fail( "User 'foo' must have 'role-one' role." );
    }

    if ( !currentUser.isPermitted( "permission-one" ) ) {
        fail( "User 'foo' must have 'permission-one' permission." );
    }

    // END SNIPPET: usage
    assertThat( currentUser.hasRole( "role-one" ), is( true ) );
    assertThat( currentUser.hasRole( "role-two" ), is( false ) );

    assertThat( currentUser.isPermitted( "permission-one" ), is( true ) );
    assertThat( currentUser.isPermitted( "permission-two" ), is( true ) );
    assertThat( currentUser.isPermitted( "permission-three" ), is( false ) );

    // START SNIPPET: usage
    uow.discard();
    // END SNIPPET: usage
}
 

/**
 * 验证用户是否具有以下任意一个权限。
 * @param permissions  权限列表
 * @return 用户是否具有以下任意一个权限
 */
public boolean hasAnyPermissions(Collection<String> permissions) {
	Subject subject = SecurityUtils.getSubject();

	if (subject != null && permissions != null) {
		for (String permission : permissions) {
			if (permission != null && subject.isPermitted(permission.trim()) == true) {
				return true;
			}
		}
	}

	return false;
}
 

@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
  checkState(initialized);

  Method method = invocation.getMethod();
  Subject subject = subjectProvider.get();

  Optional<IJobKey> jobKey = authorizingParamGetters
      .getUnchecked(invocation.getMethod())
      .apply(invocation.getArguments())
      .map(IJobKey::build);
  if (jobKey.isPresent() && JobKeys.isValid(jobKey.get())) {
    Permission targetPermission = makeTargetPermission(method.getName(), jobKey.get());
    if (subject.isPermitted(targetPermission)) {
      return invocation.proceed();
    } else {
      authorizationFailures.incrementAndGet();
      return Responses.addMessage(
          Responses.empty(),
          ResponseCode.AUTH_FAILED,
          "Subject " + subject.getPrincipal() + " is not permitted to " + targetPermission + ".");
    }
  } else {
    badRequests.incrementAndGet();
    return Responses.addMessage(
        Responses.empty(),
        ResponseCode.INVALID_REQUEST,
        "Missing or invalid job key from request.");
  }
}
 

public static boolean hasAnyPermissions(final Collection<String> permissions) {
    if (SecurityUtils.getSubject() != null) {
        final Subject subject = SecurityUtils.getSubject();
        for (final String permission : permissions) {
            if (subject.isPermitted(permission)) {
                return true;
            }
        }
    }
    return false;
}
 

/**
 * 验证用户是否具有以下任意一个权限。
 * 
 * @param permissions
 *        权限列表
 * @return 用户是否具有以下任意一个权限
 */
public boolean hasAnyPermissions(Collection<String> permissions) {
	Subject subject = SecurityUtils.getSubject();

	if (subject != null && permissions != null) {
		for (String permission : permissions) {
			if (permission != null && subject.isPermitted(permission.trim()) == true) {
				return true;
			}
		}
	}

	return false;
}
 

private static boolean hasAllFeaturesSanityCheck(Subject subject) {
    return subject.isPermitted(PERMISSION_TYPE_1_ACTION_1_INST_1.label()) &&
            subject.isPermitted(PERMISSION_TYPE_1_ACTION_2_EXAMPLE);
}
 

public static void main(String[] args) {


        // The easiest way to create a Shiro SecurityManager with configured
        // realms, users, roles and permissions is to use the simple INI config.
        // We'll do that by using a factory that can ingest a .ini file and
        // return a SecurityManager instance:

        // Use the shiro.ini file at the root of the classpath
        // (file: and url: prefixes load from files and urls respectively):
        Factory<SecurityManager> factory = new IniSecurityManagerFactory("classpath:shiro.ini");
        SecurityManager securityManager = factory.getInstance();

        // for this simple example quickstart, make the SecurityManager
        // accessible as a JVM singleton.  Most applications wouldn't do this
        // and instead rely on their container configuration or web.xml for
        // webapps.  That is outside the scope of this simple quickstart, so
        // we'll just do the bare minimum so you can continue to get a feel
        // for things.
        SecurityUtils.setSecurityManager(securityManager);

        // Now that a simple Shiro environment is set up, let's see what you can do:

        // get the currently executing user:
        Subject currentUser = SecurityUtils.getSubject();

        // Do some stuff with a Session (no need for a web or EJB container!!!)
        Session session = currentUser.getSession();
        session.setAttribute("someKey", "aValue");
        String value = (String) session.getAttribute("someKey");
        if (value.equals("aValue")) {
            log("Retrieved the correct value! [" + value + "]");
        }

        // let's login the current user so we can check against roles and permissions:
        if (!currentUser.isAuthenticated()) {
            UsernamePasswordToken token = new UsernamePasswordToken("lonestarr", "vespa");
            token.setRememberMe(true);
            try {
                currentUser.login(token);
            } catch (UnknownAccountException uae) {
                log("There is no user with username of " + token.getPrincipal());
            } catch (IncorrectCredentialsException ice) {
                log("Password for account " + token.getPrincipal() + " was incorrect!");
            } catch (LockedAccountException lae) {
                log("The account for username " + token.getPrincipal() + " is locked.  " +
                        "Please contact your administrator to unlock it.");
            }
            // ... catch more exceptions here (maybe custom ones specific to your application?
            catch (AuthenticationException ae) {
                //unexpected condition?  error?
            }
        }

        //say who they are:
        //print their identifying principal (in this case, a username):
        log("User [" + currentUser.getPrincipal() + "] logged in successfully.");

        //test a role:
        if (currentUser.hasRole("schwartz")) {
            log("May the Schwartz be with you!");
        } else {
            log("Hello, mere mortal.");
        }

        //test a typed permission (not instance-level)
        if (currentUser.isPermitted("lightsaber:weild")) {
            log("You may use a lightsaber ring.  Use it wisely.");
        } else {
            log("Sorry, lightsaber rings are for schwartz masters only.");
        }

        //a (very powerful) Instance Level permission:
        if (currentUser.isPermitted("winnebago:drive:eagle5")) {
            log("You are permitted to 'drive' the winnebago with license plate (id) 'eagle5'.  " +
                    "Here are the keys - have fun!");
        } else {
            log("Sorry, you aren't allowed to drive the 'eagle5' winnebago!");
        }

        //all done - log out!
        currentUser.logout();

        System.exit(0);

    }
 

@Override
public String intercept(ActionInvocation actionInvocation) throws Exception {
	String actionName = actionInvocation.getProxy().getActionName();
	String url = actionName + Constants._S2_ACTION_EXTENSION;		
	Subject subject = SecurityUtils.getSubject();
	/*
	if ( !Constants.getSystem().equals(Constants.getMainSystem()) ) {
		SecurityUtils.setSecurityManager( (DefaultSecurityManager)AppContext.getBean("securityManager") );
		subject = SecurityUtils.getSubject();			
	}
	*/
	if (subject.hasRole(Constants.SUPER_ROLE_ALL) || subject.hasRole(Constants.SUPER_ROLE_ADMIN)) {
		SysEventLogSupport.log( (String)subject.getPrincipal(), Constants.getSystem(), url, true );
		return actionInvocation.invoke();
	}		
	Annotation[] annotations = actionInvocation.getAction().getClass().getAnnotations();
	Annotation[] actionMethodAnnotations = null;
	Method[] methods = actionInvocation.getAction().getClass().getMethods();
	for (Method method : methods) {
		if (actionInvocation.getProxy().getMethod().equals(method.getName())) {
			actionMethodAnnotations = method.getAnnotations();
		}
	}		
	if (this.isControllerAuthority(annotations, actionMethodAnnotations, subject)) {
		SysEventLogSupport.log( (String)subject.getPrincipal(), Constants.getSystem(), url, true );
		return actionInvocation.invoke();
	}		
	if (subject.isPermitted(url) || subject.isPermitted("/"+url)) {
		SysEventLogSupport.log( (String)subject.getPrincipal(), Constants.getSystem(), url, true );
		return actionInvocation.invoke();
	}
	logger.warn("[decline] user=" + subject.getPrincipal() + " url=" + url);
	String isDojoxContentPane = ServletActionContext.getRequest().getParameter(Constants.IS_DOJOX_CONTENT_PANE_XHR_LOAD);
	if (YesNo.YES.equals(isDojoxContentPane)) { // dojox.layout.ContentPane 它的 X-Requested-With 是 XMLHttpRequest
		SysEventLogSupport.log( (String)subject.getPrincipal(), Constants.getSystem(), url, false );
		return Constants._S2_RESULT_NO_AUTHORITH;
	}
	String header = ServletActionContext.getRequest().getHeader("X-Requested-With");
	if ("XMLHttpRequest".equalsIgnoreCase(header)) {
		PrintWriter printWriter = ServletActionContext.getResponse().getWriter();
		printWriter.print(Constants.NO_AUTHZ_JSON_DATA);
           printWriter.flush();
           printWriter.close();
           SysEventLogSupport.log( (String)subject.getPrincipal(), Constants.getSystem(), url, false );
		return null;
	}
	SysEventLogSupport.log( (String)subject.getPrincipal(), Constants.getSystem(), url, false );
	return Constants._S2_RESULT_NO_AUTHORITH;
}
 

/**
 * 表示是否允许访问 ，如果允许访问返回true，否则false；
 * 
 * @param servletRequest
 * @param servletResponse
 * @param o               表示写在拦截器中括号里面的字符串 mappedValue 就是 [urls] 配置中拦截器参数部分
 * @return
 * @throws Exception
 */
@Override
protected boolean isAccessAllowed(ServletRequest servletRequest, ServletResponse servletResponse, Object o) throws Exception {
	Subject subject = getSubject(servletRequest, servletResponse);
	String url = getPathWithinApplication(servletRequest);
	log.info("当前用户正在访问的 url => " + url);
	return subject.isPermitted(url);
}
 

/**
 * 表示是否允许访问 ，如果允许访问返回true，否则false；
 * 
 * @param servletRequest
 * @param servletResponse
 * @param o               表示写在拦截器中括号里面的字符串 mappedValue 就是 [urls] 配置中拦截器参数部分
 * @return
 * @throws Exception
 */
@Override
protected boolean isAccessAllowed(ServletRequest servletRequest, ServletResponse servletResponse, Object o) throws Exception {
	Subject subject = getSubject(servletRequest, servletResponse);
	String url = getPathWithinApplication(servletRequest);
	log.info("当前用户正在访问的 url => " + url);
	return subject.isPermitted(url);
}
 

/**
 * 验证用户是否具备某权限。
 * @param permission 权限名称
 * @return 用户是否具备某权限
 */
public boolean hasPermission(String permission) {
	Subject subject = SecurityUtils.getSubject();
	return subject != null && subject.isPermitted(permission);
}
 

/**
 * 验证用户是否具备某权限。
 * 
 * @param permission
 *        权限名称
 * @return 用户是否具备某权限
 */
public boolean hasPermission(String permission) {
	Subject subject = SecurityUtils.getSubject();
	return subject != null && subject.isPermitted(permission);
}