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tlp-Skript

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1. alex@Taomon:~$ cat /etc/NetworkManager/dispatcher.d/99tlp-rdw-nm
2. #!/bin/sh
3. # tlp-rdw - network manager dispatcher hook:
4. #           enable/disable radios on ifup/ifdown
5. #
6. # Copyright (c) 2016 Thomas Koch <linrunner at gmx.net>
7. # This software is licensed under the GPL v2 or later.
8.  
9. # --- Constants
10. readonly LIBDIR="/usr/share/tlp-pm"
11. readonly LIBS="tlp-functions tlp-rf-func"
12.  
13. # --- Functions
14.  
15. check_switch_lock() { # switch listed radio devices
16.     # and time-lock them afterwards if actually switched
17.     # $1: device where the event originated -- do nothing if its time-locked
18.     # $2: list of device types to switch
19.     # $3: on/off
20.     local dev
21.  
22.     # quit if the originating *radio* device is time-locked (not LAN)
23.     [ "$1" != "LAN" ] && check_timed_lock "${RDW_NM_LOCK}_$1" && return 1
24.  
25.     for dev in $2; do
26.         if [ -n "$dev" ] && [ "$dev" != "$1" ]; then
27.             # device type is valid and not the originating one
28.             # --> do switch with state change lock
29.             device_switch $dev $3 "${RDW_NM_LOCK}_${dev}" $RDW_LOCKTIME
30.         fi
31.     done
32.  
33.     return 0
34. }
35.  
36. # --- Source libraries
37. for lib in $LIBS; do
38.     if [ ! -f $LIBDIR/$lib ]; then
39.         echo "Error: missing function library \'$LIBDIR/$lib\'." 1>&2
40.         exit 1
41.     fi
42.     . $LIBDIR/$lib
43. done
44.  
45. # --- MAIN
46. read_defaults
47. check_tlp_enabled || exit 0
48. add_sbin2path
49.  
50. # Get args
51. iface="$1"
52. action="$2"
53. itype="unknown"
54.  
55. # Quit for invalid interfaces
56. [ -n "$iface" ] && [ "$iface" != "none" ] || exit 0
57.  
58. # Quit for actions other than "up" and "down"
59. [ "$action" = "up" ] || [ "$action" = "down" ] || exit 0
60.  
61. echo_debug "nm" "+++ rdw_nm($iface).$action"
62. if [ -n "$addpath" ]; then
63.     echo_debug "path" "PATH=$oldpath[$addpath]"
64. else
65.     echo_debug "path" "PATH=$oldpath"
66. fi
67.  
68. # Determine interface type
69. if cmd_exists $NMCLI ; then
70.     # nmcli is available --> check if nmcli dev output matches interface
71.     itype="$($NMCLI dev | awk '$1 ~ /^'$iface'$/ { print $2; }')"
72.  
73.     if [ -z "$itype" ]; then
74.         # iface is not found in nmcli dev output: many WWAN devices have
75.         # different devices for control and the actual network connection
76.         # --> check if interface matches a WWAN device
77.         get_wwan_ifaces
78.         if wordinlist "$iface" "$wanifaces"; then
79.             itype="wwan"
80.         else
81.             # fallback:
82.             # if interface type detection with nmcli failed, then try to
83.             # deduct it using interface name: it can happen if e.g.
84.             # usb network card is unplugged
85.             case "$iface" in
86.                 en* | eth*)
87.                     itype="ethernet"
88.                     ;;
89.  
90.                 wl*)
91.                     itype="wifi"
92.                     ;;
93.  
94.                 ww*)
95.                     itype="wwan"
96.                     ;;
97.  
98.                 *)
99.                     itype="unknown"
100.                     ;;
101.             esac
102.         fi
103.     fi
104.     echo_debug "nm" "rdw_nm($iface).$action: type=$itype [nmcli]"
105. else
106.     # nmcli is not available
107.     echo_debug "nm" "rdw_nm($iface)$action.nmcli_not_available"
108. fi
109.  
110. case $action in
111.     up) # interface up, disable configured interfaces
112.  
113.         case $itype in
114.             *ethernet)
115.                 check_switch_lock LAN "$DEVICES_TO_DISABLE_ON_LAN_CONNECT" off
116.                 ;;
117.  
118.             *wireless|wifi)
119.                 check_switch_lock wifi "$DEVICES_TO_DISABLE_ON_WIFI_CONNECT" off
120.                 ;;
121.  
122.             gsm|wwan)
123.                 check_switch_lock wwan "$DEVICES_TO_DISABLE_ON_WWAN_CONNECT" off
124.                 ;;
125.         esac
126.         ;; # up
127.  
128.     down) # interface down, enable configured interfaces
129.         case $itype in
130.             *ethernet)
131.                 check_switch_lock LAN "$DEVICES_TO_ENABLE_ON_LAN_DISCONNECT" on
132.                 ;;
133.  
134.             *wireless|wifi)
135.                 check_switch_lock wifi "$DEVICES_TO_ENABLE_ON_WIFI_DISCONNECT" on
136.                 ;;
137.  
138.             gsm|wwan)
139.                 check_switch_lock wwan "$DEVICES_TO_ENABLE_ON_WWAN_DISCONNECT" on
140.                 ;;
141.         esac
142.         ;; # down
143.  
144. esac
145.  
146. exit 0

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