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https://github.com/status-im/status-go.git
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b2580c79d7
Network disconnect is introduced by removing default gateway, easily reversible condition. On my local machine it takes 30 seconds for peers to reconnect after connectivity is restored. As you guess this is not an accident, and there is 30 seconds timeout for dial expiration. This dial expiration is used in p2p.Server to guarantee that peers are not dialed too often. Additionally I added small script to Makefile to run such tests in docker environment, usage example: ``` make docker-test ARGS="./t/destructive/ -v -network=4" ```
116 lines
3.6 KiB
Go
116 lines
3.6 KiB
Go
package netlink
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import (
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"fmt"
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"github.com/vishvananda/netlink/nl"
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"golang.org/x/sys/unix"
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)
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// BridgeVlanList gets a map of device id to bridge vlan infos.
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// Equivalent to: `bridge vlan show`
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func BridgeVlanList() (map[int32][]*nl.BridgeVlanInfo, error) {
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return pkgHandle.BridgeVlanList()
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}
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// BridgeVlanList gets a map of device id to bridge vlan infos.
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// Equivalent to: `bridge vlan show`
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func (h *Handle) BridgeVlanList() (map[int32][]*nl.BridgeVlanInfo, error) {
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req := h.newNetlinkRequest(unix.RTM_GETLINK, unix.NLM_F_DUMP)
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msg := nl.NewIfInfomsg(unix.AF_BRIDGE)
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req.AddData(msg)
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req.AddData(nl.NewRtAttr(nl.IFLA_EXT_MASK, nl.Uint32Attr(uint32(nl.RTEXT_FILTER_BRVLAN))))
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msgs, err := req.Execute(unix.NETLINK_ROUTE, unix.RTM_NEWLINK)
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if err != nil {
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return nil, err
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}
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ret := make(map[int32][]*nl.BridgeVlanInfo)
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for _, m := range msgs {
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msg := nl.DeserializeIfInfomsg(m)
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attrs, err := nl.ParseRouteAttr(m[msg.Len():])
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if err != nil {
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return nil, err
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}
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for _, attr := range attrs {
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switch attr.Attr.Type {
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case nl.IFLA_AF_SPEC:
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//nested attr
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nestAttrs, err := nl.ParseRouteAttr(attr.Value)
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if err != nil {
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return nil, fmt.Errorf("failed to parse nested attr %v", err)
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}
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for _, nestAttr := range nestAttrs {
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switch nestAttr.Attr.Type {
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case nl.IFLA_BRIDGE_VLAN_INFO:
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vlanInfo := nl.DeserializeBridgeVlanInfo(nestAttr.Value)
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ret[msg.Index] = append(ret[msg.Index], vlanInfo)
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}
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}
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}
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}
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}
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return ret, nil
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}
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// BridgeVlanAdd adds a new vlan filter entry
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// Equivalent to: `bridge vlan add dev DEV vid VID [ pvid ] [ untagged ] [ self ] [ master ]`
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func BridgeVlanAdd(link Link, vid uint16, pvid, untagged, self, master bool) error {
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return pkgHandle.BridgeVlanAdd(link, vid, pvid, untagged, self, master)
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}
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// BridgeVlanAdd adds a new vlan filter entry
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// Equivalent to: `bridge vlan add dev DEV vid VID [ pvid ] [ untagged ] [ self ] [ master ]`
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func (h *Handle) BridgeVlanAdd(link Link, vid uint16, pvid, untagged, self, master bool) error {
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return h.bridgeVlanModify(unix.RTM_SETLINK, link, vid, pvid, untagged, self, master)
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}
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// BridgeVlanDel adds a new vlan filter entry
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// Equivalent to: `bridge vlan del dev DEV vid VID [ pvid ] [ untagged ] [ self ] [ master ]`
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func BridgeVlanDel(link Link, vid uint16, pvid, untagged, self, master bool) error {
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return pkgHandle.BridgeVlanDel(link, vid, pvid, untagged, self, master)
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}
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// BridgeVlanDel adds a new vlan filter entry
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// Equivalent to: `bridge vlan del dev DEV vid VID [ pvid ] [ untagged ] [ self ] [ master ]`
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func (h *Handle) BridgeVlanDel(link Link, vid uint16, pvid, untagged, self, master bool) error {
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return h.bridgeVlanModify(unix.RTM_DELLINK, link, vid, pvid, untagged, self, master)
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}
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func (h *Handle) bridgeVlanModify(cmd int, link Link, vid uint16, pvid, untagged, self, master bool) error {
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base := link.Attrs()
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h.ensureIndex(base)
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req := h.newNetlinkRequest(cmd, unix.NLM_F_ACK)
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msg := nl.NewIfInfomsg(unix.AF_BRIDGE)
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msg.Index = int32(base.Index)
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req.AddData(msg)
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br := nl.NewRtAttr(nl.IFLA_AF_SPEC, nil)
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var flags uint16
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if self {
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flags |= nl.BRIDGE_FLAGS_SELF
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}
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if master {
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flags |= nl.BRIDGE_FLAGS_MASTER
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}
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if flags > 0 {
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nl.NewRtAttrChild(br, nl.IFLA_BRIDGE_FLAGS, nl.Uint16Attr(flags))
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}
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vlanInfo := &nl.BridgeVlanInfo{Vid: vid}
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if pvid {
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vlanInfo.Flags |= nl.BRIDGE_VLAN_INFO_PVID
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}
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if untagged {
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vlanInfo.Flags |= nl.BRIDGE_VLAN_INFO_UNTAGGED
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}
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nl.NewRtAttrChild(br, nl.IFLA_BRIDGE_VLAN_INFO, vlanInfo.Serialize())
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req.AddData(br)
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_, err := req.Execute(unix.NETLINK_ROUTE, 0)
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if err != nil {
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return err
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}
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return nil
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}
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