func (devices) Run(args []string) error {
db, err := datastore.NewPostgresDatastore()
if err != nil {
return err
}
defer db.Close()
params, err := parseDeviceQuery(strings.Join(args, " "))
if err != nil {
return err
}
if len(params.Order) == 0 {
params.OrderBy = append(params.OrderBy, datastore.NodeId)
params.Order = append(params.Order, datastore.Ascending)
}
results := db.SelectDevices(params.OrderBy, params.Order, params.Limit, params.NodeLike, params.IpWithin, params.CountryCode, params.VersionEquals, params.StatusEquals)
writer := tabwriter.NewWriter(os.Stdout, 0, 8, 2, ' ', 0)
defer writer.Flush()
fprintWithTabs(writer, "NODE ID", "IP ADDRESS", "COUNTRY", "VERSION", "LAST PROBE", "STATUS", "OUTAGE DURATION")
for r := range results {
if r.Error != nil {
return r.Error
}
lastSeenText := r.LastSeen.Format("2006-01-02 15:04:05")
fprintWithTabs(writer, r.NodeId, r.IpAddress, r.CountryCode, r.Version, lastSeenText, r.DeviceStatus, r.OutageDurationText)
}
return nil
}
func (status) printSummaryTable() error {
db, err := datastore.NewPostgresDatastore()
if err != nil {
return err
}
defer db.Close()
var total, online, stale, offline, offlineHour, offlineDay, offlineWeek, offlineMonth int
for r := range db.SelectDevices([]datastore.Identifier{datastore.NodeId}, []datastore.Order{datastore.Ascending}, 0, "", "", "", "", nil) {
if r.Error != nil {
return r.Error
}
total++
switch r.DeviceStatus {
case datastore.Online:
online++
case datastore.Stale:
stale++
case datastore.Offline:
offline++
}
if r.DeviceStatus != datastore.Offline {
continue
}
if r.OutageDuration <= time.Hour {
offlineHour++
}
if r.OutageDuration <= time.Duration(24)*time.Hour {
offlineDay++
}
if r.OutageDuration <= time.Duration(24*7)*time.Hour {
offlineWeek++
}
if r.OutageDuration <= time.Duration(24*30)*time.Hour {
offlineMonth++
}
}
writer := tabwriter.NewWriter(os.Stdout, 0, 8, 2, ' ', 0)
defer writer.Flush()
fprintWithTabs(writer, "DEVICE STATUS", "COUNT", "PERCENTAGE")
fprintWithTabs(writer, "Online", online, percentage(online, total))
fprintWithTabs(writer, "Stale", stale, percentage(stale, total))
fprintWithTabs(writer, "Offline", offline, percentage(offline, total))
fprintWithTabs(writer, " past hour", offlineHour, percentage(offlineHour, total))
fprintWithTabs(writer, " past day", offlineDay, percentage(offlineDay, total))
fprintWithTabs(writer, " past week", offlineWeek, percentage(offlineWeek, total))
fprintWithTabs(writer, " past month", offlineMonth, percentage(offlineMonth, total))
fprintWithTabs(writer, "Total", total, "100%")
return nil
}
func (countries) Run(args []string) error {
db, err := datastore.NewPostgresDatastore()
if err != nil {
return fmt.Errorf("Error connecting to Postgres database: %s", err)
}
defer db.Close()
writer := tabwriter.NewWriter(os.Stdout, 0, 8, 2, ' ', 0)
defer writer.Flush()
fprintWithTabs(writer, "COUNTRY", "TOTAL", "ONLINE")
for r := range db.SelectCountries() {
if r.Error != nil {
return r.Error
}
fprintWithTabs(writer, r.Country, r.Count, r.OnlineCount)
}
return nil
}