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| author | Bill Nottingham <notting@redhat.com> | 1999-12-28 06:11:06 +0000 |
|---|---|---|
| committer | Bill Nottingham <notting@redhat.com> | 1999-12-28 06:11:06 +0000 |
| commit | 7d302ba296c897e3770de1ee968ab9eb4c963491 (patch) | |
| tree | f23633a04f84a8876e7a1a4961d628a995c69be2 /rc.d/init.d/network | |
| parent | d65f430d850549092ca90e784e753a3f76227c69 (diff) | |
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switch from echoing values into /proc/sys to using sysctl
Diffstat (limited to 'rc.d/init.d/network')
| -rwxr-xr-x | rc.d/init.d/network | 61 |
1 files changed, 2 insertions, 59 deletions
diff --git a/rc.d/init.d/network b/rc.d/init.d/network index d623d01c..8747cc65 100755 --- a/rc.d/init.d/network +++ b/rc.d/init.d/network @@ -43,64 +43,9 @@ for inter in `ls ifcfg* | egrep -v '(ifcfg-lo|:)' | egrep 'ifcfg-[a-z0-9]+$'`; d [ -n "$int" ] && interfaces_boot="$interfaces_boot $int" done -ipv4_forward_set () -{ - # Turn IP forwarding on or off. We do this before bringing up the - # interfaces to make sure we don't forward when we shouldn't, and - # we do it even if networking isn't configured (why not?). - if [ -d /proc/sys/net/ipv4 ]; then - # people could have left this out of their kernel, which isn't - # exactly an error - if [ ! -f /proc/sys/net/ipv4/ip_forward ] ; then - echo "/proc/sys/net/ipv4/ip_forward is missing --" \ - "cannot control IP forwarding" >&2 - else - if [ "$FORWARD_IPV4" = "no" -o "$FORWARD_IPV4" = "false" ]; then - value=0 - message="Disabling IPv4 packet forwarding" - else - value=1 - message="Enabling IPv4 packet forwarding" - fi - - if [ $value != `cat /proc/sys/net/ipv4/ip_forward` ]; then - action "$message" /bin/true - echo "$value" > /proc/sys/net/ipv4/ip_forward - fi - fi - fi -} - -ipv4_defrag_set () -{ - # Sets whether or not to always defrag packets. - # Good for masquerading. Not so good otherwise. - if [ -d /proc/sys/net/ipv4 ]; then - if [ ! -f /proc/sys/net/ipv4/ip_always_defrag ]; then - echo "/proc/sys/net/ipv4/ip_always_defrag is missing --" \ - "cannot control IP defragmentation" >&2 - else - if [ "$DEFRAG_IPV4" = "yes" -o "$DEFRAG_IPV4" = "true" ]; then - value=1 - message="Enabling IPv4 automatic defragmentation" - else - value=0 - message="Disabling IPv4 automatic defragmentation" - fi - - if [ $value != `cat /proc/sys/net/ipv4/ip_always_defrag` ]; then - action "$message" /bin/true - echo "$value" > /proc/sys/net/ipv4/ip_always_defrag - fi - fi - fi -} - # See how we were called. case "$1" in start) - ipv4_forward_set - ipv4_defrag_set action "Bringing up interface lo" ./ifup ifcfg-lo @@ -142,14 +87,12 @@ case "$1" in if [ -d /proc/sys/net/ipv4 ]; then if [ -f /proc/sys/net/ipv4/ip_forward ]; then if [ `cat /proc/sys/net/ipv4/ip_forward` != 0 ]; then - action "Disabling IPv4 packet forwarding" /bin/true - echo 0 > /proc/sys/net/ipv4/ip_forward + action "Disabling IPv4 packet forwarding" sysctl -w net.ipv4.ip_forward=0 fi fi if [ -f /proc/sys/net/ipv4/ip_always_defrag ]; then if [ `cat /proc/sys/net/ipv4/ip_always_defrag` != 0 ]; then - action "Disabling IPv4 automatic defragmentation" /bin/true - echo 0 > /proc/sys/net/ipv4/ip_always_defrag + action "Disabling IPv4 automatic defragmentation" sysctl -w net.ipv4.ip_always_defrag=0 fi fi fi |