Annotation of src/etc/netstart, Revision 1.27
1.1 deraadt 1: #!/bin/sh -
2: #
1.27 ! niklas 3: # $OpenBSD: netstart,v 1.26 1997/07/31 02:23:46 downsj Exp $
1.1 deraadt 4:
5: # set these to "NO" to turn them off. otherwise, they're used as flags
1.25 deraadt 6: routed_flags=NO # for 'normal' use: routed_flags=-q
1.3 deraadt 7: mrouted_flags=NO # for 'normal' use: mrouted_flags=""
1.1 deraadt 8: rarpd_flags=NO # for 'normal' use: rarpd_flags="-a"
9: bootparamd_flags=NO # for 'normal' use: bootparamd_flags=""
10: rbootd_flags=NO # for 'normal' use: rbootd_flags=""
11: sendmail_flags=NO # for 'normal' use: sendmail_flags="-bd -q30m"
12: named_flags=NO # for 'normal' use: named_flags=""
1.15 downsj 13: timed_flags=NO # for 'normal' use: timed_flags=""
1.23 provos 14: photurisd_flags="" # for 'normal' use: photurisd_flags=""
1.1 deraadt 15:
16: # set the following to "YES" to turn them on
17: rwhod=NO
18: nfs_server=NO
19: nfs_client=NO
1.27 ! niklas 20: lockd=NO
1.1 deraadt 21: gated=NO
22: kerberos_server=NO
23: amd=NO
1.4 dm 24: ipfilter=NO
1.17 kstailey 25: nat=NO
1.10 deraadt 26: portmap=YES # almost always needed
27: inetd=YES # almost always needed
28: lpd=NO # printing daemons
1.26 downsj 29: check_quotas=YES # NO may be desireable in some YP environments
1.1 deraadt 30:
31: # miscellaneous other flags
32: # only used if the appropriate server is marked YES above
33: gated_flags=
1.20 niklas 34: ypserv_flags= # E.g. -1 for YP v1, -d for DNS etc
1.19 niklas 35: yppasswdd_flags= # "-d /etc/yp" if passwd files is in /etc/yp
1.27 ! niklas 36: nfsd_flags="-tun 4" # Crank the 4 for a busy fileserver
1.22 deraadt 37: amd_dir=/tmp_mnt # AMD's mount directory
1.1 deraadt 38: amd_master=/etc/amd/master # AMD 'master' map
1.4 dm 39: ipfilter_rules=/etc/ipf.rules # Rules for IP packet filtering
1.17 kstailey 40: nat_rules=/etc/nat.rules # Rules for Network Address Translation
1.4 dm 41: ipmon_flags=-s # To disable logging, use ipmon_flags=NO
1.11 deraadt 42: rfc1323=YES # TCP RFC1323 extensions (disable if tcp is slow)
1.1 deraadt 43:
44: # /etc/myname contains my symbolic name
45: #
46: hostname=`cat /etc/myname`
47: hostname $hostname
48: if [ -f /etc/defaultdomain ]; then
49: domainname `cat /etc/defaultdomain`
1.4 dm 50: fi
51:
52: # Configure the IP filter before configuring network interfaces
53: #
54: if [ X"${ipfilter}" = X"YES" -a -f "${ipfilter_rules}" ]; then
55: echo 'configuring IP filter'
56: ipf -Fa -f ${ipfilter_rules} -E
57: else
58: ipfilter=NO
1.1 deraadt 59: fi
1.17 kstailey 60:
61: # Configure NAT before configuring network interfaces
62: #
63: if [ X"${nat}" = X"YES" -a -f "${nat_rules}" ]; then
64: echo 'configuring NAT'
65: ipnat -CF -f ${nat_rules}
66: else
67: nat=NO
68: fi
69:
1.24 kstailey 70: # set the address for the loopback interface
71: ifconfig lo0 inet localhost
1.1 deraadt 72:
1.24 kstailey 73: # use loopback, not the wire
74: route add $hostname localhost
75: route add -net 127 127.0.0.1 -reject
76:
77: # configure all of the non-loopback interfaces which we know about.
1.1 deraadt 78: # do this by reading /etc/hostname.* files, where * is the name
79: # of a given interface.
80: #
81: # these files are formatted like the following, but with no # at the
82: # beginning of the line
83: #
84: # addr_family hostname netmask broadcast_addr options
85: # dest dest_addr
86: #
87: # addr_family is the address family of the interface, generally inet
88: # hostname is the host name that belongs to the interface, in /etc/hosts.
89: # netmask is the network mask for the interface.
90: # broadcast_addr is the broadcast address for the interface
91: # options are misc. options to ifconfig for the interface.
92: #
93: # dest is simply the string "dest" (no quotes, though) if the interface
94: # has a "destination" (i.e. it's a point-to-point link, like SLIP).
95: # dest_addr is the hostname of the other end of the link, in /etc/hosts
96: #
97: # the only required contents of the file are the addr_family field
98: # and the hostname.
99:
100: (
101: tmp="$IFS"
102: IFS="$IFS."
103: set -- `echo /etc/hostname*`
104: IFS=$tmp
105: unset tmp
106:
107: while [ $# -ge 2 ] ; do
108: shift # get rid of "hostname"
109: (
110: read af name mask bcaddr extras
111: read dt dtaddr
112:
113: if [ ! -n "$name" ]; then
114: echo "/etc/hostname.$1: invalid network configuration file"
115: exit
116: fi
117:
118: cmd="ifconfig $1 $af $name "
119: if [ "${dt}" = "dest" ]; then cmd="$cmd $dtaddr"; fi
120: if [ -n "$mask" ]; then cmd="$cmd netmask $mask"; fi
121: if [ -n "$bcaddr" -a "X$bcaddr" != "XNONE" ]; then
122: cmd="$cmd broadcast $bcaddr";
123: fi
124: cmd="$cmd $extras"
125:
126: $cmd
127: ) < /etc/hostname.$1
128: shift
129: done
130: )
131:
1.14 deraadt 132: # /etc/mygate, if it exists, contains the name of my gateway host
133: # that name must be in /etc/hosts.
134: if [ -f /etc/mygate ]; then
135: route add default `cat /etc/mygate`
136: fi
1.6 tholo 137:
138: # default multicast route
1.9 deraadt 139: route add -net 224.0.0.0 -interface $hostname
1.1 deraadt 140:
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