github.com/rawahars/moby@v24.0.4+incompatible/libnetwork/service_common_test.go (about) 1 package libnetwork 2 3 import ( 4 "net" 5 "runtime" 6 "testing" 7 8 "github.com/docker/docker/libnetwork/resolvconf" 9 "github.com/docker/docker/libnetwork/testutils" 10 "gotest.tools/v3/assert" 11 is "gotest.tools/v3/assert/cmp" 12 "gotest.tools/v3/skip" 13 ) 14 15 func TestCleanupServiceDiscovery(t *testing.T) { 16 skip.If(t, runtime.GOOS == "windows", "test only works on linux") 17 18 defer testutils.SetupTestOSContext(t)() 19 c, err := New() 20 assert.NilError(t, err) 21 defer c.Stop() 22 23 cleanup := func(n Network) { 24 if err := n.Delete(); err != nil { 25 t.Error(err) 26 } 27 } 28 n1, err := c.NewNetwork("bridge", "net1", "", nil) 29 assert.NilError(t, err) 30 defer cleanup(n1) 31 32 n2, err := c.NewNetwork("bridge", "net2", "", nil) 33 assert.NilError(t, err) 34 defer cleanup(n2) 35 36 n1.(*network).addSvcRecords("N1ep1", "service_test", "serviceID1", net.ParseIP("192.168.0.1"), net.IP{}, true, "test") 37 n1.(*network).addSvcRecords("N2ep2", "service_test", "serviceID2", net.ParseIP("192.168.0.2"), net.IP{}, true, "test") 38 39 n2.(*network).addSvcRecords("N2ep1", "service_test", "serviceID1", net.ParseIP("192.168.1.1"), net.IP{}, true, "test") 40 n2.(*network).addSvcRecords("N2ep2", "service_test", "serviceID2", net.ParseIP("192.168.1.2"), net.IP{}, true, "test") 41 42 if len(c.svcRecords) != 2 { 43 t.Fatalf("Service record not added correctly:%v", c.svcRecords) 44 } 45 46 // cleanup net1 47 c.cleanupServiceDiscovery(n1.ID()) 48 49 if len(c.svcRecords) != 1 { 50 t.Fatalf("Service record not cleaned correctly:%v", c.svcRecords) 51 } 52 53 c.cleanupServiceDiscovery("") 54 55 if len(c.svcRecords) != 0 { 56 t.Fatalf("Service record not cleaned correctly:%v", c.svcRecords) 57 } 58 } 59 60 func TestDNSOptions(t *testing.T) { 61 skip.If(t, runtime.GOOS == "windows", "test only works on linux") 62 63 c, err := New() 64 assert.NilError(t, err) 65 66 sb, err := c.NewSandbox("cnt1", nil) 67 assert.NilError(t, err) 68 69 cleanup := func(s *Sandbox) { 70 if err := s.Delete(); err != nil { 71 t.Error(err) 72 } 73 } 74 75 defer cleanup(sb) 76 sb.startResolver(false) 77 78 err = sb.setupDNS() 79 assert.NilError(t, err) 80 err = sb.rebuildDNS() 81 assert.NilError(t, err) 82 currRC, err := resolvconf.GetSpecific(sb.config.resolvConfPath) 83 assert.NilError(t, err) 84 dnsOptionsList := resolvconf.GetOptions(currRC.Content) 85 assert.Check(t, is.Len(dnsOptionsList, 1)) 86 assert.Check(t, is.Equal("ndots:0", dnsOptionsList[0])) 87 88 sb.config.dnsOptionsList = []string{"ndots:5"} 89 err = sb.setupDNS() 90 assert.NilError(t, err) 91 currRC, err = resolvconf.GetSpecific(sb.config.resolvConfPath) 92 assert.NilError(t, err) 93 dnsOptionsList = resolvconf.GetOptions(currRC.Content) 94 assert.Check(t, is.Len(dnsOptionsList, 1)) 95 assert.Check(t, is.Equal("ndots:5", dnsOptionsList[0])) 96 97 err = sb.rebuildDNS() 98 assert.NilError(t, err) 99 currRC, err = resolvconf.GetSpecific(sb.config.resolvConfPath) 100 assert.NilError(t, err) 101 dnsOptionsList = resolvconf.GetOptions(currRC.Content) 102 assert.Check(t, is.Len(dnsOptionsList, 1)) 103 assert.Check(t, is.Equal("ndots:5", dnsOptionsList[0])) 104 105 sb2, err := c.NewSandbox("cnt2", nil) 106 assert.NilError(t, err) 107 defer cleanup(sb2) 108 sb2.startResolver(false) 109 110 sb2.config.dnsOptionsList = []string{"ndots:0"} 111 err = sb2.setupDNS() 112 assert.NilError(t, err) 113 err = sb2.rebuildDNS() 114 assert.NilError(t, err) 115 currRC, err = resolvconf.GetSpecific(sb2.config.resolvConfPath) 116 assert.NilError(t, err) 117 dnsOptionsList = resolvconf.GetOptions(currRC.Content) 118 assert.Check(t, is.Len(dnsOptionsList, 1)) 119 assert.Check(t, is.Equal("ndots:0", dnsOptionsList[0])) 120 121 sb2.config.dnsOptionsList = []string{"ndots:foobar"} 122 err = sb2.setupDNS() 123 assert.NilError(t, err) 124 err = sb2.rebuildDNS() 125 assert.Error(t, err, "invalid number for ndots option: foobar") 126 127 sb2.config.dnsOptionsList = []string{"ndots:-1"} 128 err = sb2.setupDNS() 129 assert.NilError(t, err) 130 err = sb2.rebuildDNS() 131 assert.Error(t, err, "invalid number for ndots option: -1") 132 }