bsd/os client script (pretty much identical to NetBSD)

diff --git a/client/scripts/bsdos b/client/scripts/bsdos
new file mode 100755 (executable)
index 0000000..dd49d8b
--- /dev/null
+++ b/client/scripts/bsdos
@@ -0,0 +1,175 @@
+#!/bin/sh
+
+if [ x$new_network_number != x ]; then
+   echo New Network Number: $new_network_number
+fi
+
+if [ x$new_broadcast_address != x ]; then
+ echo New Broadcast Address: $new_broadcast_address
+  new_broadcast_arg="broadcast $new_broadcast_address"
+fi
+if [ x$old_broadcast_address != x ]; then
+  old_broadcast_arg="broadcast $old_broadcast_address"
+fi
+if [ x$new_subnet_mask != x ]; then
+  new_netmask_arg="netmask $new_subnet_mask"
+fi
+if [ x$old_subnet_mask != x ]; then
+  old_netmask_arg="netmask $old_subnet_mask"
+fi
+if [ x$alias_subnet_mask != x ]; then
+  alias_subnet_arg="netmask $alias_subnet_mask"
+fi
+
+if [ x$reason = xMEDIUM ]; then
+  ifconfig $interface $medium
+  ifconfig $interface inet -alias 0.0.0.0 $medium >/dev/null 2>&1
+  ifconfig $interface
+  sleep 1
+  exit 0
+fi
+
+if [ x$reason = xPREINIT ]; then
+  if [ x$alias_ip_address != x ]; then
+    ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
+    route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
+  fi
+  ifconfig $interface inet 0.0.0.0 netmask 0.0.0.0 \
+               broadcast 255.255.255.255 up
+  exit 0
+fi
+
+if [ x$reason = xARPCHECK ] || [ x$reason = xARPSEND ]; then
+  exit 0;
+fi
+  
+if [ x$reason = xBOUND ] || [ x$reason = xRENEW ] || \
+   [ x$reason = xREBIND ] || [ x$reason = xREBOOT ]; then
+  if [ x$old_ip_address != x ] && [ x$alias_ip_address != x ] && \
+               [ x$alias_ip_address != x$old_ip_address ]; then
+    ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
+    route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
+  fi
+  if [ x$old_ip_address != x ] && [ x$old_ip_address != x$new_ip_address ]; then
+    ifconfig $interface inet -alias $old_ip_address $medium
+    route delete $old_ip_address 127.1 >/dev/null 2>&1
+    for router in $old_routers; do
+      route delete default $router >/dev/null 2>&1
+    done
+    if [ "$old_static_routes" != "" ]; then
+      set $old_static_routes
+      while [ $# -gt 1 ]; do
+       route delete $1 $2
+       shift; shift
+      done
+    fi
+    arp -n -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -n -d \1/p' |sh
+  fi
+  if [ x$old_ip_address = x ] || [ x$old_ip_address != x$new_ip_address ] || \
+     [ x$reason = xBOUND ] || [ x$reason = xREBOOT ]; then
+    ifconfig $interface inet $new_ip_address $new_netmask_arg \
+                                       $new_broadcast_arg $medium
+    route add $new_ip_address 127.1 >/dev/null 2>&1
+    for router in $new_routers; do
+      route add default $router >/dev/null 2>&1
+    done
+    if [ "$new_static_routes" != "" ]; then
+      set $new_static_routes
+      while [ $# -gt 1 ]; do
+       route add $1 $2
+       shift; shift
+      done
+    fi
+  fi
+  if [ x$new_ip_address != x$alias_ip_address ] && [ x$alias_ip_address != x ];
+   then
+    ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
+    route add $alias_ip_address 127.0.0.1
+  fi
+  echo search $new_domain_name >/etc/resolv.conf
+  for nameserver in $new_domain_name_servers; do
+    echo nameserver $nameserver >>/etc/resolv.conf
+  done
+  exit 0
+fi
+
+if [ x$reason = xEXPIRE ] || [ x$reason = xFAIL ]; then
+  if [ x$alias_ip_address != x ]; then
+    ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
+    route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
+  fi
+  if [ x$old_ip_address != x ]; then
+    ifconfig $interface inet -alias $old_ip_address $medium
+    route delete $old_ip_address 127.1 >/dev/null 2>&1
+    for router in $old_routers; do
+      route delete default $router >/dev/null 2>&1
+    done
+    if [ "$old_static_routes" != "" ]; then
+      set $old_static_routes
+      while [ $# -gt 1 ]; do
+       route delete $1 $2
+       shift; shift
+      done
+    fi
+    arp -n -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -n -d \1/p' \
+                                               |sh >/dev/null 2>&1
+  fi
+  if [ x$alias_ip_address != x ]; then
+    ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
+    route add $alias_ip_address 127.0.0.1
+  fi
+  exit 0
+fi
+
+if [ x$reason = xTIMEOUT ]; then
+  if [ x$alias_ip_address != x ]; then
+    ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
+    route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
+  fi
+  ifconfig $interface inet $new_ip_address $new_netmask_arg \
+                                       $new_broadcast_arg $medium
+  sleep 1
+  if [ "$new_routers" != "" ]; then
+    set $new_routers
+    if ping -q -c 1 -w 1 $1; then
+      if [ x$new_ip_address != x$alias_ip_address ] && \
+                       [ x$alias_ip_address != x ]; then
+       ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
+       route add $alias_ip_address 127.0.0.1
+      fi
+      route add $new_ip_address 127.1 >/dev/null 2>&1
+      for router in $new_routers; do
+       route add default $router >/dev/null 2>&1
+      done
+      set $new_static_routes
+      while [ $# -gt 1 ]; do
+       route add $0 $1
+       shift; shift
+      done
+      echo search $new_domain_name >/etc/resolv.conf.std
+      for nameserver in $new_domain_name_servers; do
+       echo nameserver $nameserver >>/etc/resolv.conf.std
+      done
+      if [ -f /etc/resolv.conf ]; then
+       rm -f /etc/resolv.conf
+      fi
+      mv /etc/resolv.conf.std /etc/resolv.conf
+      exit 0
+    fi
+  ifconfig $interface inet -alias $new_ip_address $medium
+  for router in $old_routers; do
+    route delete default $router >/dev/null 2>&1
+  done
+  if [ "$old_static_routes" != "" ]; then
+    set $old_static_routes
+    while [ $# -gt 1 ]; do
+      route delete $1 $2
+      shift; shift
+    done
+  fi
+  arp -n -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -n -d \1/p' \
+                                                       |sh >/dev/null 2>&1
+  exit 1
+fi
+
+exit 0