diff options
Diffstat (limited to 'sysconfig/network-scripts/network-functions-ipv6')
| -rw-r--r-- | sysconfig/network-scripts/network-functions-ipv6 | 255 |
1 files changed, 51 insertions, 204 deletions
diff --git a/sysconfig/network-scripts/network-functions-ipv6 b/sysconfig/network-scripts/network-functions-ipv6 index 64b9b593..394367bb 100644 --- a/sysconfig/network-scripts/network-functions-ipv6 +++ b/sysconfig/network-scripts/network-functions-ipv6 @@ -11,158 +11,6 @@ # - - - - -##### Logging function -# $1: <message> : message string -# $2: [stdout|stderr].[err|warn[ing]|inf[o]|notice] : log level with optional channel, default is "stdout.notice" -# [syslog.[facility.].err|warn[ing]|inf[o]|notice : syslog channel, default is "syslog.user.notice" -# $3: <function name> : name of function which calls this log function, can be empty using "" -# return code: 0=ok 1=argument error 3=major problem -ipv6_log() { - local message="$1" - local level="$2" - local name="$3" - - if [ -z "$message" ]; then - echo $"ERROR: [ipv6_log] Missing 'message' (arg 1)" >/dev/stderr - return 1 - fi - if [ -z "$level" ]; then - local level="stdout.notice" - fi - - - # Map loglevel now - local fn=1 - local fnawk="print \$$fn" - local t="$(echo $level | awk -F. "{ $fnawk }")" - - # Check channel, if given - case $t in - 'stdout'|'stderr'|'syslog') - local channel="$t" - local fn=$(($fn + 1)) - ;; - *) - local channel="stdout" - ;; - esac - - # Check syslog facilty, if given - if [ "$channel" = "syslog" ]; then - local fnawk="print \$$fn" - local t="$(echo $level | awk -F. "{ $fnawk }")" - case $t in - 'local0'|'local1'|'local2'|'local3'|'local4'|'local5'|'local6'|'local7'|'daemon') - local facility="$t" - local fn=$(($fn + 1)) - ;; - *) - local facility="user" - ;; - esac - fi - - local fnawk="print \$$fn" - local t="$(echo $level | awk -F. "{ $fnawk }")" - - # Map priority - [ "$t" = "inf" ] && local t="info" - [ "$t" = "deb" ] && local t="debug" - [ "$t" = "warning" ] && local t="warn" - [ "$t" = "error" ] && local t="err" - [ "$t" = "critical" ] && local t="crit" - - # Check priority, if given - case $t in - 'info'|'debug'|'notice'|'warn'|'err'|'crit') - local priority="$t" - local fn=$(($fn + 1)) - ;; - *) - local priority="notice" - ;; - esac - - local fnawk="print \$$fn" - local t="$(echo $level | awk -F. "{ $fnawk }")" - if [ -n "$t" ]; then - echo $"ERROR: [ipv6_log] Loglevel isn't valid '$level' (arg 2)" >/dev/stderr - return 1 - fi - - # Generate function text - if [ -z "$name" ]; then - local txt_name="" - else - local txt_name="[$name]" - fi - - # Log message - case $channel in - 'stdout'|'stderr') - # Generate level text - case $priority in - 'debug') - local txt_level=$"DEBUG " - ;; - 'err') - local txt_level=$"ERROR " - ;; - 'warn') - local txt_level=$"WARN " - ;; - 'crit') - local txt_level=$"CRITICAL " - ;; - 'info') - local txt_level=$"INFO " - ;; - 'notice') - local txt_level=$"NOTICE " - ;; - esac - - [ -n "$txt_name" ] && local txt_name="$txt_name " - - if [ "$channel" = "stderr" ]; then - echo "$txt_level: ${txt_name}${message}" >/dev/stderr - elif [ "$channel" = "stdout" ]; then - echo "$txt_level: ${txt_name}${message}" - fi - ;; - 'syslog') - # note: logger resides in /usr/bin, but not used by default - if ! [ -x /usr/bin/logger ]; then - echo $"ERROR: [ipv6_log] Syslog is chosen, but binary 'logger' doesn't exist or isn't executable" >/dev/stderr - return 3 - fi - if [ -z "$txt_name" ]; then - /usr/bin/logger -p $facility.$priority $message - else - /usr/bin/logger -p $facility.$priority -t "$txt_name" "$message" - fi - ;; - *) - echo $"ERROR: [ipv6_log] Cannot log to channel '$channel'" >/dev/stderr - return 3 - ;; - esac - - return 0 -} - - -###### Beginning of main code here, always executed on "source|. network-functions-ipv6" - - - -###### End of main code here - - ##### Test for IPv6 capabilites # $1: (optional) testflag: currently supported: "testonly" (do not load a module) # return code: 0=ok 2=IPv6 test fails @@ -178,7 +26,6 @@ ipv6_test() { modprobe ipv6 if ! [ -f /proc/net/if_inet6 ]; then - # ipv6_log $"Kernel is not compiled with IPv6 support" crit $fn return 2 fi fi @@ -206,12 +53,12 @@ ipv6_add_route() { local device=$3 # maybe empty if [ -z "$networkipv6" ]; then - ipv6_log $"Missing parameter 'IPv6-network' (arg 1)" err $fn + net_log $"Missing parameter 'IPv6-network' (arg 1)" err $fn return 1 fi if [ -z "$gatewayipv6" ]; then - ipv6_log $"Missing parameter 'IPv6-gateway' (arg 2)" err $fn + net_log $"Missing parameter 'IPv6-gateway' (arg 2)" err $fn return 1 fi @@ -236,10 +83,10 @@ ipv6_add_route() { true elif echo $returntxt | LC_ALL=C grep -q "No route to host"; then # Netlink: "No route to host" - ipv6_log $"'No route to host' adding route '$networkipv6' via gateway '$gatewayipv6' through device '$device'" warn $fn + net_log $"'No route to host' adding route '$networkipv6' via gateway '$gatewayipv6' through device '$device'" err $fn return 3 else - ipv6_log $"Unknown error" warn $fn + net_log $"Unknown error" err $fn return 3 fi fi @@ -264,7 +111,7 @@ ipv6_enable_autotunnel() { /sbin/ip link set sit0 up if ! ipv6_test_device_status sit0; then - ipv6_log $"Tunnel device 'sit0' enabling didn't work" err $fn + net_log $"Tunnel device 'sit0' enabling didn't work" err $fn return 3 fi @@ -290,12 +137,12 @@ ipv6_add_addr_on_device() { local address=$2 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi if [ -z "$address" ]; then - ipv6_log $"Missing parameter 'IPv6-address' (arg 2)" err $fn + net_log $"Missing parameter 'IPv6-address' (arg 2)" err $fn return 1 fi @@ -309,13 +156,13 @@ ipv6_add_addr_on_device() { if [ "$result" = "0" ]; then true elif [ "$result" != "11" ]; then - ipv6_log $"Device '$device' doesn't exist" err $fn + net_log $"Device '$device' doesn't exist" err $fn return 3 else /sbin/ip link set $device up if ! ipv6_test_device_status $device; then - ipv6_log $"Device '$device' enabling didn't work" err $fn + net_log $"Device '$device' enabling didn't work" err $fn return 3 fi fi @@ -336,7 +183,7 @@ ipv6_add_addr_on_device() { if [ $result -eq 2 ]; then return 0 elif [ $result -ne 0 ]; then - ipv6_log $"Cannot add IPv6 address '$address' on dev '$device'" err $fn + net_log $"Cannot add IPv6 address '$address' on dev '$device'" err $fn return 3 fi @@ -353,7 +200,7 @@ ipv6_cleanup_device() { local device=$1 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi @@ -382,7 +229,7 @@ ipv6_cleanup_6to4_device() { local device=$1 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi @@ -462,7 +309,7 @@ ipv6_test_device_status() { local device=$1 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi @@ -493,7 +340,7 @@ ipv6_create_6to4_prefix() { local ipv4addr=$1 if [ -z "$ipv4addr" ]; then - ipv6_log $"Missing parameter 'IPv4 address' (arg 1)" stderr.err $fn + net_log $"Missing parameter 'IPv4 address' (arg 1)" err $fn fi local major1="${ipv4addr%%.*}" @@ -533,7 +380,7 @@ ipv6_create_6to4_relay_address() { local addr=$1 if [ -z "$addr" ]; then - ipv6_log $"Missing parameter 'address' (arg 1)" stderr.err $fn + net_log $"Missing parameter 'address' (arg 1)" err $fn return 1 fi @@ -544,11 +391,11 @@ ipv6_create_6to4_relay_address() { # IPv4 globally usable local ipv6to4_relay="::$addr" else - ipv6_log $"Given address '$addr' is not a global IPv4 one (arg 1)" stderr.err $fn + net_log $"Given address '$addr' is not a global IPv4 one (arg 1)" err $fn return 1 fi else - ipv6_log $"Given address '$addr' is not a valid IPv4 one (arg 1)" stderr.err $fn + net_log $"Given address '$addr' is not a valid IPv4 one (arg 1)" err $fn return 1 fi @@ -577,18 +424,18 @@ ipv6_add_6to4_tunnel() { local localipv4=$5 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi if [ -z "$globalipv4" ]; then - ipv6_log $"Missing parameter 'global IPv4 address' (arg 2)" err $fn + net_log $"Missing parameter 'global IPv4 address' (arg 2)" err $fn return 1 fi # Check device if [ "$device" != "tun6to4" ]; then - ipv6_log $"Given device '$device' is not supported (arg 1)" err $fn + net_log $"Given device '$device' is not supported (arg 1)" err $fn return 1 fi @@ -639,13 +486,13 @@ ipv6_cleanup_6to4_tunnels() { local device=$1 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi # Check device if [ "$device" != "tun6to4" ]; then - ipv6_log $"Given device '$device' is not supported (arg 1)" err $fn + net_log $"Given device '$device' is not supported (arg 1)" err $fn return 1 fi @@ -673,18 +520,18 @@ ipv6_del_6to4_tunnel() { local localipv4=$2 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi if [ -z "$localipv4" ]; then - ipv6_log $"Missing parameter 'local IPv4 address' (arg 2)" err $fn + net_log $"Missing parameter 'local IPv4 address' (arg 2)" err $fn return 1 fi # Check device if [ "$device" != "tun6to4" ]; then - ipv6_log $"Given device '$device' is not supported (arg 1)" err $fn + net_log $"Given device '$device' is not supported (arg 1)" err $fn return 1 fi @@ -715,12 +562,12 @@ ipv6_add_tunnel_device() { local addressipv4tunnellocal=$4 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi if [ -z "$addressipv4tunnel" ]; then - ipv6_log $"Missing parameter 'IPv4-tunnel address' (arg 2)" err $fn + net_log $"Missing parameter 'IPv4-tunnel address' (arg 2)" err $fn return 1 fi @@ -740,7 +587,7 @@ ipv6_add_tunnel_device() { if [ "$addressipv4tunnel" != "0.0.0.0" -a "$addressipv4tunnel" != "any" ]; then /sbin/ip tunnel show remote $addressipv4tunnel 2>/dev/null | LC_ALL=C grep -w "ipv6/ip" | while IFS=":" read devnew rest; do if [ "$devnew" != "$device" ]; then - ipv6_log $"Given remote address '$addressipv4tunnel' on tunnel device '$device' is already configured on device '$devnew'" err $fn + net_log $"Given remote address '$addressipv4tunnel' on tunnel device '$device' is already configured on device '$devnew'" err $fn return 3 fi done @@ -753,14 +600,14 @@ ipv6_add_tunnel_device() { # Test, whether "ip tunnel show" reports valid content if ! /sbin/ip tunnel show $device 2>/dev/null | LC_ALL=C grep -q -w "remote"; then - ipv6_log $"Tunnel device '$device' creation didn't work" err $fn + net_log $"Tunnel device '$device' creation didn't work" err $fn return 3 fi /sbin/ip link set $device up if ! ipv6_test_device_status $device; then - ipv6_log $"Tunnel device '$device' bringing up didn't work" err $fn + net_log $"Tunnel device '$device' bringing up didn't work" err $fn return 3 fi @@ -793,7 +640,7 @@ ipv6_del_tunnel_device() { local device=$1 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi @@ -851,16 +698,16 @@ ipv6_get_ipv4addr_of_tunnel() { local selection=$2 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" stderr.err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi if [ -z "$selection" ]; then - ipv6_log $"Missing parameter 'selection' (arg 2)" stderr.err $fn + net_log $"Missing parameter 'selection' (arg 2)" err $fn return 1 fi if [ "$selection" != "local" -a "$selection" != "remote" ]; then - ipv6_log $"Unsupported selection '$selection' specified (arg 2)" stderr.err $fn + net_log $"Unsupported selection '$selection' specified (arg 2)" err $fn return 1 fi @@ -904,7 +751,7 @@ ipv6_get_ipv4addr_of_device() { local device=$1 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" stderr.err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi @@ -943,18 +790,18 @@ ipv6_set_mtu() { local ipv6_mtu=$2 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi if [ -z "$ipv6_mtu" ]; then - ipv6_log $"Missing parameter 'IPv6 MTU' (arg 2)" err $fn + net_log $"Missing parameter 'IPv6 MTU' (arg 2)" err $fn return 1 fi # Check range if [ $ipv6_mtu -lt 1280 -o $ipv6_mtu -gt 65535 ]; then - ipv6_log $"Given IPv6 MTU '$ipv6_mtu' is out of range" err $fn + net_log $"Given IPv6 MTU '$ipv6_mtu' is out of range" err $fn return 1 fi @@ -991,13 +838,13 @@ ipv6_set_default_route() { local device_scope=$(echo $address | awk -F% '{ print $2 }') if [ -z "$addressgw" ]; then - ipv6_log $"Given IPv6 default gateway '$address' is not in proper format" err $fn + net_log $"Given IPv6 default gateway '$address' is not in proper format" err $fn return 3 fi # Scope device has precedence if [ -n "$device_scope" -a -n "$device" -a "$device_scope" != "$device" ]; then - ipv6_log $"Given IPv6 default gateway '$address' has scope '$device_scope' defined, given default gateway device '$device' will be not used" inf $fn + net_log $"Given IPv6 default gateway '$address' has scope '$device_scope' defined, given default gateway device '$device' will be not used" info $fn local device="" fi @@ -1005,7 +852,7 @@ ipv6_set_default_route() { if echo $addressgw | LC_ALL=C grep -qi "^fe80:"; then if [ -z "$device_scope" ]; then if [ -z "$device" ]; then - ipv6_log $"Given IPv6 default gateway '$address' is link-local, but no scope or gateway device is specified" err $fn + net_log $"Given IPv6 default gateway '$address' is link-local, but no scope or gateway device is specified" err $fn return 3 fi fi @@ -1045,16 +892,16 @@ ipv6_set_default_route() { local result=$? if [ $result = 0 ]; then - ipv6_log $"Given IPv6 default device '$device' requires an explicit nexthop" err $fn + net_log $"Given IPv6 default device '$device' requires an explicit nexthop" err $fn return 3 elif [ $result != 10 ]; then - ipv6_log $"Given IPv6 default device '$device' doesn't exist or isn't up" err $fn + net_log $"Given IPv6 default device '$device' doesn't exist or isn't up" err $fn return 3 fi ipv6_add_route ::/0 :: $device else - ipv6_log $"No parameters given to setup a default route" err $fn + net_log $"No parameters given to setup a default route" err $fn return 3 fi @@ -1071,7 +918,7 @@ ipv6_test_route_requires_next_hop() { local device=$1 if [ -z "$device" ]; then - ipv6_log $"Missing parameter 'device' (arg 1)" err $fn + net_log $"Missing parameter 'device' (arg 1)" err $fn return 1 fi @@ -1109,12 +956,12 @@ ipv6_trigger_radvd() { local pidfile=$3 if [ -z "$reason" ]; then - ipv6_log $"No reason given for sending trigger to radvd" err $fn + net_log $"No reason given for sending trigger to radvd" err $fn return 1 fi if [ "$reason" != "up" -a "$reason" != "down" ]; then - ipv6_log $"Unsupported reason '$reason' for sending trigger to radvd" err $fn + net_log $"Unsupported reason '$reason' for sending trigger to radvd" err $fn return 1 fi @@ -1143,7 +990,7 @@ ipv6_trigger_radvd() { local action="$mechanism" ;; *) - ipv6_log $"Unsupported mechanism '$mechanism' for sending trigger to radvd" err $fn + net_log $"Unsupported mechanism '$mechanism' for sending trigger to radvd" err $fn return 3 ;; esac @@ -1155,7 +1002,7 @@ ipv6_trigger_radvd() { # be quiet because triggering may have been disabled true else - ipv6_log $"Given pidfile '$pidfile' doesn't exist, cannot send trigger to radvd" err $fn + net_log $"Given pidfile '$pidfile' doesn't exist, cannot send trigger to radvd" err $fn fi return 3 fi @@ -1164,7 +1011,7 @@ ipv6_trigger_radvd() { local pid="$(cat $pidfile)" if [ -z "$pid" ]; then # pidfile empty - strange - ipv6_log $"Pidfile '$pidfile' is empty, cannot send trigger to radvd" err $fn + net_log $"Pidfile '$pidfile' is empty, cannot send trigger to radvd" err $fn return 3 fi fi @@ -1181,7 +1028,7 @@ ipv6_trigger_radvd() { # be quiet because triggering may have been disabled true else - ipv6_log $"radvd not (properly) installed, triggering failed" err $fn + net_log $"radvd not (properly) installed, triggering failed" err $fn fi return 3 else |