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Make sure modemmanager exists for call notifications

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This commit is contained in:
Elara 2021-11-24 13:04:20 -08:00
parent 3a16bff83f
commit be99136bb5
1 changed files with 30 additions and 5 deletions
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35
calls.go
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@ -7,14 +7,26 @@ import (
) )
func initCallNotifs(dev *infinitime.Device) error { func initCallNotifs(dev *infinitime.Device) error {
// Connect to system bus. This connection is for monitoring. // Connect to system bus. This connection is for method calls.
monitorConn, err := newSystemBusConn() conn, err := newSystemBusConn()
if err != nil { if err != nil {
return err return err
} }
// Connect to system bus. This connection is for method calls. // Check if modem manager interface exists
conn, err := newSystemBusConn() exists, err := modemManagerExists(conn)
if err != nil {
return err
}
// If it does not exist, stop function
if !exists {
conn.Close()
return nil
}
// Connect to system bus. This connection is for monitoring.
monitorConn, err := newSystemBusConn()
if err != nil { if err != nil {
return err return err
} }
@ -28,6 +40,7 @@ func initCallNotifs(dev *infinitime.Device) error {
if err != nil { if err != nil {
return err return err
} }
conn.Names()
// Create channel to receive calls // Create channel to receive calls
callCh := make(chan *dbus.Message, 5) callCh := make(chan *dbus.Message, 5)
@ -45,7 +58,8 @@ func initCallNotifs(dev *infinitime.Device) error {
// Get phone number from call object using method call connection // Get phone number from call object using method call connection
phoneNum, err := getPhoneNum(conn, callObj) phoneNum, err := getPhoneNum(conn, callObj)
if err != nil { if err != nil {
log.Fatal().Err(err).Send() log.Error().Err(err).Msg("Error getting phone number")
continue
} }
// Send call notification to InfiniTime // Send call notification to InfiniTime
@ -77,9 +91,20 @@ func initCallNotifs(dev *infinitime.Device) error {
}() }()
} }
}() }()
log.Info().Msg("Relaying calls to InfiniTime")
return nil return nil
} }
func modemManagerExists(conn *dbus.Conn) (bool, error) {
var names []string
err := conn.BusObject().Call("org.freedesktop.DBus.ListNames", 0).Store(&names)
if err != nil {
return false, err
}
return strSlcContains(names, "org.freedesktop.ModemManager1"), nil
}
// getPhoneNum gets a phone number from a call object using a DBus connection // getPhoneNum gets a phone number from a call object using a DBus connection
func getPhoneNum(conn *dbus.Conn, callObj dbus.BusObject) (string, error) { func getPhoneNum(conn *dbus.Conn, callObj dbus.BusObject) (string, error) {
var out string var out string