github.com/zhyoulun/cilium@v1.6.12/pkg/policy/api/cidr_test.go (about)

     1  // Copyright 2018 Authors of Cilium
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  // +build !privileged_tests
    16  
    17  package api
    18  
    19  import (
    20  	"github.com/cilium/cilium/pkg/checker"
    21  	"github.com/cilium/cilium/pkg/labels"
    22  	cidrpkg "github.com/cilium/cilium/pkg/labels/cidr"
    23  
    24  	. "gopkg.in/check.v1"
    25  )
    26  
    27  func (s *PolicyAPITestSuite) TestCIDRMatchesAll(c *C) {
    28  	cidr := CIDR("0.0.0.0/0")
    29  	c.Assert(cidr.MatchesAll(), Equals, true)
    30  
    31  	cidr = CIDR("::/0")
    32  	c.Assert(cidr.MatchesAll(), Equals, true)
    33  
    34  	cidr = CIDR("192.0.2.0/24")
    35  	c.Assert(cidr.MatchesAll(), Equals, false)
    36  	cidr = CIDR("192.0.2.3/32")
    37  	c.Assert(cidr.MatchesAll(), Equals, false)
    38  }
    39  
    40  func (s *PolicyAPITestSuite) TestGetAsEndpointSelectors(c *C) {
    41  	world := labels.ParseLabelArray("reserved:world")
    42  
    43  	labelWorld := labels.ParseSelectLabel("reserved:world")
    44  	esWorld := NewESFromLabels(labelWorld)
    45  
    46  	labelAllV4, err := cidrpkg.IPStringToLabel("0.0.0.0/0")
    47  	c.Assert(err, IsNil)
    48  	v4World := NewESFromLabels(labelAllV4)
    49  
    50  	labelAllV6, err := cidrpkg.IPStringToLabel("::/0")
    51  	c.Assert(err, IsNil)
    52  	v6World := NewESFromLabels(labelAllV6)
    53  
    54  	labelOtherCIDR, err := cidrpkg.IPStringToLabel("192.168.128.0/24")
    55  	c.Assert(err, IsNil)
    56  	esOtherCIDR := NewESFromLabels(labelOtherCIDR)
    57  
    58  	cidrs := CIDRSlice{
    59  		"0.0.0.0/0",
    60  	}
    61  
    62  	expectedSelectors := EndpointSelectorSlice{
    63  		esWorld,
    64  		v4World,
    65  	}
    66  	result := cidrs.GetAsEndpointSelectors()
    67  	c.Assert(result.Matches(world), Equals, true)
    68  	c.Assert(result, checker.DeepEquals, expectedSelectors)
    69  
    70  	cidrs = CIDRSlice{
    71  		"::/0",
    72  	}
    73  	expectedSelectors = EndpointSelectorSlice{
    74  		esWorld,
    75  		v6World,
    76  	}
    77  	result = cidrs.GetAsEndpointSelectors()
    78  	c.Assert(result.Matches(world), Equals, true)
    79  	c.Assert(result, checker.DeepEquals, expectedSelectors)
    80  
    81  	cidrs = CIDRSlice{
    82  		"0.0.0.0/0",
    83  		"::/0",
    84  		"192.168.128.10/24",
    85  	}
    86  	expectedSelectors = EndpointSelectorSlice{
    87  		esWorld,
    88  		v4World,
    89  		v6World,
    90  		esOtherCIDR,
    91  	}
    92  	result = cidrs.GetAsEndpointSelectors()
    93  	c.Assert(result.Matches(world), Equals, true)
    94  	c.Assert(result, checker.DeepEquals, expectedSelectors)
    95  }