// Assemble data elements for a mesh node from database.
// This operation assumes the database is already locked by the caller.
func (db *NodeDB) getNodesOldJSONData(tx *bolt.Tx, nmeta *store.Meta, nodeid string, offlineDuration time.Duration) (*NodesOldJSONData, error) {
data := &NodesOldJSONData{}
ninfo := &NodeInfo{}
if err := nmeta.GetItem(ninfo); err != nil {
return data, err
}
nodeinfo := *ninfo // make a copy
data.Name = &nodeinfo.Data.Hostname
data.Id = nodeid
if nodeinfo.Data.Location != nil {
data.Geo = []float64{nodeinfo.Data.Location.Latitude, nodeinfo.Data.Location.Longitude}
}
if nodeinfo.Data.Software != nil {
if nodeinfo.Data.Software.Firmware != nil {
data.Firmware = &nodeinfo.Data.Software.Firmware.Release
data.GluonBase = nodeinfo.Data.Software.Firmware.Base
}
if nodeinfo.Data.Software.BatmanAdv != nil {
data.BatmanVersion = &nodeinfo.Data.Software.BatmanAdv.Version
}
if nodeinfo.Data.Software.AutoUpdater != nil {
data.AutoUpdaterState = nodeinfo.Data.Software.AutoUpdater.Enabled
data.AutoUpdaterBranch = nodeinfo.Data.Software.AutoUpdater.Branch
}
}
if nodeinfo.Data.Hardware != nil {
data.Hardware = nodeinfo.Data.Hardware.Model
}
if nodeinfo.Data.Network != nil {
data.Addresses = nodeinfo.Data.Network.Addresses
}
// latest datestamp is the "last seen" time
lastseen := nmeta.Updated
statistics := &Statistics{}
smeta := store.NewMeta(statistics)
if db.Main.Get(tx, nmeta.Key(), smeta) == nil {
if lastseen.Before(smeta.Updated) {
lastseen = smeta.Updated
}
if smeta.GetItem(statistics) == nil {
statdata := statistics.Data
data.Uptime = statdata.Uptime
if statdata.Clients != nil {
data.ClientCount = statdata.Clients.Total
}
if statdata.Gateway != nil {
data.Gateway = statdata.Gateway
}
}
}
vis := &VisData{}
vmeta := store.NewMeta(vis)
if db.Main.Get(tx, nmeta.Key(), vmeta) == nil {
if lastseen.Before(vmeta.Updated) {
lastseen = vmeta.Updated
}
}
data.LastSeen = lastseen.Unix()
// set gateway flag when we have the node's address in
// our list of gateways
data.Flags.Gateway = db.Main.Exists(tx, nmeta.Key(), &Gateway{})
// online state is determined by the time we have last
// seen a mesh node
offline := time.Now().Sub(time.Time(lastseen))
if offline < offlineDuration {
data.Flags.Online = true
} else {
data.Flags.Online = false
}
return data, nil
}
// Assemble data elements for a mesh node from database.
// This operation assumes the database is already locked by the caller.
func (db *NodeDB) getNodesJSONData(tx *bolt.Tx, nmeta *store.Meta, offlineDuration time.Duration) (*NodesJSONData, error) {
data := &NodesJSONData{}
nodeinfo := &NodeInfo{}
if err := nmeta.GetItem(nodeinfo); err != nil {
return data, err
}
data.NodeInfo = *nodeinfo.Data // make a copy
// earliest datestamp is the "first seen" time,
// latest datestamp is the "last seen" time
firstseen := nmeta.Created
lastseen := nmeta.Updated
statistics := &Statistics{}
smeta := store.NewMeta(statistics)
if db.Main.Get(tx, nmeta.Key(), smeta) == nil {
if smeta.Created.Before(firstseen) {
firstseen = smeta.Created
}
if lastseen.Before(smeta.Updated) {
lastseen = smeta.Updated
}
if smeta.GetItem(statistics) == nil {
statdata := statistics.Data
if statdata.Memory != nil {
if statdata.Memory.Total != 0 {
// this calculation is a bit stupid, but compatible with ffmap-backend:
data.Statistics.MemoryUsage = 1.0 - (float64(statdata.Memory.Free) / float64(statdata.Memory.Total))
} else {
data.Statistics.MemoryUsage = 1
}
}
data.Statistics.Uptime = statdata.Uptime
if statdata.Clients != nil {
data.Statistics.Clients = statdata.Clients.Total
}
if statdata.Gateway != nil {
data.Statistics.Gateway = statdata.Gateway
}
data.Statistics.LoadAvg = statdata.LoadAvg
data.Statistics.RootFSUsage = statdata.RootFSUsage
}
}
vis := &VisData{}
vmeta := store.NewMeta(vis)
if db.Main.Get(tx, nmeta.Key(), vmeta) == nil {
if vmeta.Created.Before(firstseen) {
firstseen = vmeta.Created
}
if lastseen.Before(vmeta.Updated) {
lastseen = vmeta.Updated
}
}
data.FirstSeen = NodesJSONTime(firstseen)
data.LastSeen = NodesJSONTime(lastseen)
// set gateway flag when we have the node's address in
// our list of gateways
nodeid, _ := db.ResolveNodeID(tx, alfred.HardwareAddr(nmeta.Key()))
data.Flags.Gateway = db.Main.Exists(tx, []byte(nodeid), &Gateway{})
// online state is determined by the time we have last
// seen a mesh node
offline := time.Now().Sub(time.Time(data.LastSeen))
if offline < offlineDuration {
data.Flags.Online = true
} else {
data.Flags.Online = false
}
return data, nil
}
