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@@ -597,6 +597,10 @@ func (s *DockerDaemonSuite) TestDaemonBridgeExternal(c *testing.T) {
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assert.ErrorContains(c, err, "", `--bridge option with an invalid bridge should cause the daemon to fail`)
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defer d.Restart(c)
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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bridgeName := "external-bridge"
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bridgeIP := "192.169.1.1/24"
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_, bridgeIPNet, _ := net.ParseCIDR(bridgeIP)
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@@ -712,6 +716,10 @@ func (s *DockerDaemonSuite) TestDaemonRestartWithBridgeIPChange(c *testing.T) {
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func (s *DockerDaemonSuite) TestDaemonBridgeFixedCidr(c *testing.T) {
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d := s.d
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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bridgeName := "external-bridge"
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bridgeIP := "192.169.1.1/24"
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@@ -734,6 +742,10 @@ func (s *DockerDaemonSuite) TestDaemonBridgeFixedCidr(c *testing.T) {
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func (s *DockerDaemonSuite) TestDaemonBridgeFixedCidr2(c *testing.T) {
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d := s.d
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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bridgeName := "external-bridge"
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bridgeIP := "10.2.2.1/16"
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@@ -759,6 +771,10 @@ func (s *DockerDaemonSuite) TestDaemonBridgeFixedCidr2(c *testing.T) {
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func (s *DockerDaemonSuite) TestDaemonBridgeFixedCIDREqualBridgeNetwork(c *testing.T) {
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d := s.d
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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bridgeName := "external-bridge"
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bridgeIP := "172.27.42.1/16"
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@@ -843,6 +859,10 @@ func (s *DockerDaemonSuite) TestDaemonDefaultNetworkInvalidClusterConfig(c *test
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func (s *DockerDaemonSuite) TestDaemonIP(c *testing.T) {
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d := s.d
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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ipStr := "192.170.1.1/24"
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ip, _, _ := net.ParseCIDR(ipStr)
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args := []string{"--ip", ip.String()}
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@@ -871,6 +891,10 @@ func (s *DockerDaemonSuite) TestDaemonICCPing(c *testing.T) {
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testRequires(c, bridgeNfIptables)
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d := s.d
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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bridgeName := "external-bridge"
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bridgeIP := "192.169.1.1/24"
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@@ -893,6 +917,7 @@ func (s *DockerDaemonSuite) TestDaemonICCPing(c *testing.T) {
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ifName := "icc-dummy"
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createInterface(c, "dummy", ifName, ipStr)
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+ defer deleteInterface(c, ifName)
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// But, Pinging external or a Host interface must succeed
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pingCmd := fmt.Sprintf("ping -c 1 %s -W 1", ip.String())
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@@ -904,6 +929,10 @@ func (s *DockerDaemonSuite) TestDaemonICCPing(c *testing.T) {
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func (s *DockerDaemonSuite) TestDaemonICCLinkExpose(c *testing.T) {
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d := s.d
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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bridgeName := "external-bridge"
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bridgeIP := "192.169.1.1/24"
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@@ -926,6 +955,10 @@ func (s *DockerDaemonSuite) TestDaemonICCLinkExpose(c *testing.T) {
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}
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func (s *DockerDaemonSuite) TestDaemonLinksIpTablesRulesWhenLinkAndUnlink(c *testing.T) {
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+ // make sure the default docker0 bridge doesn't interfere with the test,
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+ // which may happen if it was created with the same IP range.
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+ deleteInterface(c, "docker0")
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+
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bridgeName := "external-bridge"
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bridgeIP := "192.169.1.1/24"
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