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Code Issues Releases Activity

- Fix logic inversion bug of net.inet.tcp.rfc1323[*].

Browse Source 
- Split netoptions_start() to netoptions_AF() and add afexists() check
  for each address family.

- Display a message only if the user sets a non-default value, and set
  a sysctl explicitly even if it is the default value.

Spotted by:	Pegasus Mc Cleaft[*]
This commit is contained in:
Hiroki Sato 2009-10-02 02:27:49 +00:00
parent b558571de6
commit 01ce5591ad
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=197698
1 changed files with 34 additions and 15 deletions
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49
etc/rc.d/netoptions
View File

@ -25,30 +25,49 @@ netoptions_init()
}
netoptions_start()
{
local _af
for _af in inet inet6; do
afexists ${_af} && eval netoptions_${_af}
done
[ -n "${_netoptions_initdone}" ] && echo '.'
}
netoptions_inet()
{
if checkyesno log_in_vain; then
netoptions_init
echo -n " log_in_vain=${log_in_vain}"
${SYSCTL_W} net.inet.tcp.log_in_vain="${log_in_vain}" >/dev/null
${SYSCTL_W} net.inet.udp.log_in_vain="${log_in_vain}" >/dev/null
${SYSCTL_W} net.inet.tcp.log_in_vain=1 >/dev/null
${SYSCTL_W} net.inet.udp.log_in_vain=1 >/dev/null
else
${SYSCTL_W} net.inet.tcp.log_in_vain=0 >/dev/null
${SYSCTL_W} net.inet.udp.log_in_vain=0 >/dev/null
fi
if checkyesno tcp_extensions; then
${SYSCTL_W} net.inet.tcp.rfc1323=1 >/dev/null
else
netoptions_init
echo -n ' rfc1323 extensions=NO'
echo -n ' rfc1323 extensions=${tcp_extensions}'
${SYSCTL_W} net.inet.tcp.rfc1323=0 >/dev/null
fi
if ! checkyesno tcp_keepalive; then
if checkyesno tcp_keepalive; then
${SYSCTL_W} net.inet.tcp.always_keepalive=1 >/dev/null
else
netoptions_init
echo -n ' TCP keepalive=NO'
echo -n ' TCP keepalive=${tcp_keepalive}'
${SYSCTL_W} net.inet.tcp.always_keepalive=0 >/dev/null
fi
if checkyesno tcp_drop_synfin; then
netoptions_init
echo -n ' drop SYN+FIN packets=YES'
echo -n ' drop SYN+FIN packets=${tcp_drop_synfin}'
${SYSCTL_W} net.inet.tcp.drop_synfin=1 >/dev/null
else
${SYSCTL_W} net.inet.tcp.drop_synfin=0 >/dev/null
fi
case ${ip_portrange_first} in
@ -66,17 +85,17 @@ netoptions_start()
${SYSCTL_W} net.inet.ip.portrange.last=$ip_portrange_last >/dev/null
;;
esac
}
if afexists inet6; then
if checkyesno ipv6_ipv4mapping; then
${SYSCTL_W} net.inet6.ip6.v6only=0 >/dev/null
else
echo -n " no-ipv4-mapped-ipv6"
${SYSCTL_W} net.inet6.ip6.v6only=1 >/dev/null
fi
netoptions_inet6()
{
if checkyesno ipv6_ipv4mapping; then
netoptions_init
echo -n " ipv4-mapped-ipv6=${ipv6_ipv4mapping}"
${SYSCTL_W} net.inet6.ip6.v6only=0 >/dev/null
else
${SYSCTL_W} net.inet6.ip6.v6only=1 >/dev/null
fi
[ -n "${_netoptions_initdone}" ] && echo '.'
}
load_rc_config $name