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697af1fcc6
This tool reads /etc/gai.conf, configuration for getaddrinfo(3), and set up kernel parameter. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
135 lines
2.0 KiB
Bash
135 lines
2.0 KiB
Bash
#!/bin/sh
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#
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# Setup address label from /etc/gai.conf
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#
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# Written by YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>, 2010.
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#
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IP=ip
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DEFAULT_GAICONF=/etc/gai.conf
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verbose=
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debug=
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function run ()
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{
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if [ x"$verbose" != x"" ]; then
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echo "$@"
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fi
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if [ x"$debug" = x"" ]; then
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"$@"
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fi
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}
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function do_load_config ()
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{
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file=$1; shift
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flush=1
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cat $file | while read command prefix label; do
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if [ x"$command" = x"#label" ]; then
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if [ ${flush} = 1 ]; then
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run ${IP} -6 addrlabel flush
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flush=0
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fi
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run ${IP} -6 addrlabel add prefix $prefix label $label
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fi
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done
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}
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function do_list_config ()
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{
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${IP} -6 addrlabel list | while read p pfx l lbl; do
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echo label ${pfx} ${lbl}
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done
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}
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function help ()
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{
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echo "Usage: $0 [-v] {--list | --config [ ${DEFAULT_GAICONF} ] | --default}"
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exit 1
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}
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TEMP=`getopt -o c::dlv -l config::,default,list,verbose -n gaiconf -- "$@"`
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if [ $? != 0 ]; then
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echo "Terminating..." >&2
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exit 1
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fi
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TEMPFILE=`mktemp`
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eval set -- "$TEMP"
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while true ; do
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case "$1" in
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-c|--config)
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if [ x"$cmd" != x"" ]; then
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help
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fi
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case "$2" in
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"") gai_conf="${DEFAULT_GAICONF}"
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shift 2
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;;
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*) gai_conf="$2"
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shift 2
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esac
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cmd=config
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;;
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-d|--default)
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if [ x"$cmd" != x"" ]; then
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help
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fi
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gai_conf=${TEMPFILE}
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cmd=config
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;;
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-l|--list)
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if [ x"$cmd" != x"" ]; then
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help
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fi
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cmd=list
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shift
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;;
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-v)
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verbose=1
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shift
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;;
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--)
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shift;
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break
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;;
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*)
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echo "Internal error!" >&2
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exit 1
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;;
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esac
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done
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case "$cmd" in
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config)
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if [ x"$gai_conf" = x"${TEMPFILE}" ]; then
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sed -e 's/^[[:space:]]*//' <<END_OF_DEFAULT >${TEMPFILE}
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label ::1/128 0
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label ::/0 1
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label 2002::/16 2
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label ::/96 3
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label ::ffff:0:0/96 4
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label fec0::/10 5
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label fc00::/7 6
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label 2001:0::/32 7
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END_OF_DEFAULT
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fi
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do_load_config "$gai_conf"
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;;
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list)
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do_list_config
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;;
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*)
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help
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;;
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esac
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rm -f "${TEMPFILE}"
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exit 0
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