package runtime import ( "bytes" "fmt" "net" "github.com/FreifunkBremen/yanic/data" "github.com/FreifunkBremen/yanic/jsontime" yanicRuntime "github.com/FreifunkBremen/yanic/runtime" "github.com/FreifunkBremen/freifunkmanager/ssh" ) const ( SSHUpdateHostname = "uci set system.@system[0].hostname='%s';uci commit system;echo $(uci get system.@system[0].hostname) > /proc/sys/kernel/hostname" SSHUpdateOwner = "uci set gluon-node-info.@owner[0].contact='%s';uci commit gluon-node-info;" SSHUpdateLocation = "uci set gluon-node-info.@location[0].latitude='%f';uci set gluon-node-info.@location[0].longitude='%f';uci set gluon-node-info.@location[0].share_location=1;uci commit gluon-node-info;" SSHUpdateWifiFreq = "wifi" ) type Node struct { Lastseen jsontime.Time `json:"lastseen"` NodeID string `json:"node_id"` Hostname string `json:"hostname"` Location data.Location `json:"location"` Wireless data.Wireless `json:"wireless"` Owner string `json:"owner"` Address net.IP `json:"-"` Stats struct { Wireless data.WirelessStatistics `json:"wireless"` Clients data.Clients `json:"clients"` } `json:"statistics"` } func NewNode(nodeOrigin *yanicRuntime.Node) *Node { if nodeinfo := nodeOrigin.Nodeinfo; nodeinfo != nil { node := &Node{ Hostname: nodeinfo.Hostname, NodeID: nodeinfo.NodeID, Address: nodeOrigin.Address, } if owner := nodeinfo.Owner; owner != nil { node.Owner = owner.Contact } if location := nodeinfo.Location; location != nil { node.Location = *location } if wireless := nodeinfo.Wireless; wireless != nil { node.Wireless = *wireless } if stats := nodeOrigin.Statistics; stats != nil { node.Stats.Clients = stats.Clients node.Stats.Wireless = stats.Wireless } return node } return nil } func (n *Node) SSHUpdate(ssh *ssh.Manager, iface string, oldnode *Node) { if oldnode == nil { return } addr := n.GetAddress(iface) if n.Hostname != oldnode.Hostname { ssh.ExecuteOn(addr, fmt.Sprintf(SSHUpdateHostname, n.Hostname)) } if n.Owner != oldnode.Owner { ssh.ExecuteOn(addr, fmt.Sprintf(SSHUpdateOwner, n.Owner)) } if !locationEqual(&n.Location, &oldnode.Location) { ssh.ExecuteOn(addr, fmt.Sprintf(SSHUpdateLocation, n.Location.Latitude, n.Location.Longtitude)) } } func (n *Node) SSHSet(ssh *ssh.Manager, iface string) { n.SSHUpdate(ssh, iface, nil) } func (n *Node) GetAddress(iface string) net.TCPAddr { return net.TCPAddr{IP: n.Address, Port: 22, Zone: iface} } func (n *Node) Update(node *yanicRuntime.Node) { if nodeinfo := node.Nodeinfo; nodeinfo != nil { n.Hostname = nodeinfo.Hostname n.NodeID = nodeinfo.NodeID n.Address = node.Address if owner := nodeinfo.Owner; owner != nil { n.Owner = owner.Contact } if location := nodeinfo.Location; location != nil { n.Location = *location } if wireless := nodeinfo.Wireless; wireless != nil { n.Wireless = *wireless } } } func (n *Node) IsEqual(node *Node) bool { if n.NodeID != node.NodeID { return false } if !bytes.Equal(n.Address, node.Address) { return false } if n.Hostname != node.Hostname { return false } if n.Owner != node.Owner { return false } if !locationEqual(&n.Location, &node.Location) { return false } if !wirelessEqual(&n.Wireless, &node.Wireless) { return false } return true } func (n *Node) IsEqualNode(node *yanicRuntime.Node) bool { nodeinfo := node.Nodeinfo if nodeinfo == nil { return false } owner := nodeinfo.Owner if owner == nil { return false } if n.NodeID != nodeinfo.NodeID { return false } if !bytes.Equal(n.Address, node.Address) { return false } if n.Hostname != nodeinfo.Hostname { return false } if n.Owner != owner.Contact { return false } if !locationEqual(&n.Location, nodeinfo.Location) { return false } if !wirelessEqual(&n.Wireless, nodeinfo.Wireless) { return false } return true } func locationEqual(a, b *data.Location) bool { if a == nil || b == nil { return false } if a.Latitude != b.Latitude { return false } if a.Longtitude != b.Longtitude { return false } if a.Altitude != b.Altitude { return false } return true } func wirelessEqual(a, b *data.Wireless) bool { if a == nil || b == nil { return false } if a.Channel24 != b.Channel24 { return false } if a.Channel5 != b.Channel5 { return false } if a.TxPower24 != b.TxPower24 { return false } if a.TxPower5 != b.TxPower5 { return false } return true }