babeld/files/babeld.init

   1 #!/bin/sh /etc/rc.common
   2
   3 START=70
   4
   5 pidfile='/var/run/babeld.pid'
   6 EXTRA_COMMANDS="status"
   7 EXTRA_HELP="        status Dump Babel's table to the log file."
   8
   9 listen_ifname() {
  10         local ifname=$(uci_get_state network "$1" ifname "$1")
  11         local switch="$2"
  12         append args "$switch $ifname"
  13         append interfaces "$ifname"
  14 }
  15
  16 append_ifname() {
  17         local section="$1"
  18         local option="$2"
  19         local switch="$3"
  20         local _name
  21         config_get _name "$section" "$option"
  22         [ -z "$_name" ] && return 0
  23         local ifname=$(uci_get_state network "$_name" ifname "$_name")
  24         append args "$switch $ifname"
  25 }
  26
  27 append_bool() {
  28         local section="$1"
  29         local option="$2"
  30         local value="$3"
  31         local _loctmp
  32         config_get_bool _loctmp "$section" "$option" 0
  33         [ "$_loctmp" -gt 0 ] && append args "$value"
  34 }
  35
  36 append_switch() {
  37         local value="$1"
  38         local switch="$2"
  39         append args "$switch $value"
  40 }
  41
  42 append_parm() {
  43         local section="$1"
  44         local option="$2"
  45         local switch="$3"
  46         local _loctmp
  47         config_get _loctmp "$section" "$option"
  48         [ -z "$_loctmp" ] && return 0
  49         append args "$switch $_loctmp"
  50 }
  51
  52 babel_filter() {
  53         local cfg="$1"
  54         local _loctmp
  55
  56         local _ignored
  57         config_get_bool _ignored "$cfg" 'ignore' 0
  58         [ "$_ignored" -eq 1 ] && return 0
  59
  60         append args "-C '"
  61
  62         append_parm "$cfg" 'type' ''
  63
  64         append_bool "$cfg" 'local' 'local'
  65
  66         append_parm "$cfg" 'ip' 'ip'
  67         append_parm "$cfg" 'eq' 'eq'
  68         append_parm "$cfg" 'le' 'le'
  69         append_parm "$cfg" 'ge' 'ge'
  70         append_parm "$cfg" 'neigh' 'neigh'
  71         append_parm "$cfg" 'id' 'id'
  72         append_parm "$cfg" 'proto' 'proto'
  73
  74         append_ifname "$cfg" 'if' 'if'
  75
  76         append_parm "$cfg" 'action' ''
  77
  78         append args ' ' "'"
  79 }
  80
  81 babel_addif() {
  82         local cfg="$1"
  83
  84         local _ignored
  85         config_get_bool _ignored "$cfg" 'ignore' 0
  86         [ "$_ignored" -eq 1 ] && return 0
  87
  88         listen_ifname "$cfg" "-C 'interface"
  89
  90         append_parm "$cfg" 'wired' 'wired'
  91         append_parm "$cfg" 'link_quality' 'link-quality'
  92         append_parm "$cfg" 'split_horizon' 'split-horizon'
  93         append_parm "$cfg" 'rxcost' 'rxcost'
  94         append_parm "$cfg" 'hello_interval' 'hello-interval'
  95         append_parm "$cfg" 'update_interval' 'update-interval'
  96         append_bool "$cfg" 'enable_timestamps' 'enable-timestamps'
  97         append_parm "$cfg" 'max_rtt_penalty' 'max-rtt-penalty'
  98         append_parm "$cfg" 'rtt_decay' 'rtt-decay'
  99         append_parm "$cfg" 'rtt_min' 'rtt-min'
 100         append_parm "$cfg" 'rtt_max' 'rtt-max'
 101
 102         append args ' ' "'"
 103 }
 104
 105 babel_config() {
 106         local cfg="$1"
 107
 108         append_bool "$cfg" 'carrier_sense' '-l'
 109         append_bool "$cfg" 'assume_wireless' '-w'
 110         append_bool "$cfg" 'no_split_horizon' '-s'
 111         append_bool "$cfg" 'keep_unfeasible' '-u'
 112         append_bool "$cfg" 'random_router_id' '-r'
 113
 114         append_parm "$cfg" 'multicast_address' '-m'
 115         append_parm "$cfg" 'port' '-p'
 116         append_parm "$cfg" 'state_file' '-S'
 117         append_parm "$cfg" 'hello_interval' '-h'
 118         append_parm "$cfg" 'wired_hello_interval' '-H'
 119         append_parm "$cfg" 'diversity' '-z'
 120         append_parm "$cfg" 'smoothing_half_time' '-M'
 121         append_parm "$cfg" 'kernel_priority' '-k'
 122         append_parm "$cfg" 'duplication_priority' '-A'
 123         append_parm "$cfg" 'debug' '-d'
 124         append_parm "$cfg" 'local_server' '-g'
 125         append_parm "$cfg" 'export_table' '-t'
 126         config_list_foreach "$cfg" 'import_table' append_switch '-T'
 127         append_parm "$cfg" 'conf_file' '-c'
 128         append_parm "$cfg" 'log_file' '-L'
 129 }
 130
 131 start() {
 132         mkdir -p /var/lib
 133         config_load babeld
 134         unset args
 135         unset interfaces
 136         config_foreach babel_config general
 137         config_foreach babel_addif interface
 138         config_foreach babel_filter filter
 139         [ -z "$interfaces" ] && return 0
 140         eval "/usr/sbin/babeld -D -I $pidfile $args $interfaces"
 141 }
 142
 143 stop() {
 144         [ -f "$pidfile" ] && kill $(cat $pidfile)
 145   # avoid race-condition on restart: wait for
 146   # babeld to die for real.
 147   [ -f "$pidfile" ] && sleep 1
 148   [ -f "$pidfile" ] && sleep 1
 149   [ -f "$pidfile" ] && sleep 1
 150   [ -f "$pidfile" ] && exit 42
 151 }
 152
 153 status() {
 154         [ -f "$pidfile" ] && kill -USR1 $(cat $pidfile)
 155 }