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120 lines
2.3 KiB
Bash
120 lines
2.3 KiB
Bash
#!/bin/sh -
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# an installation script for ebnetd
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BATCH=${BATCH:=no}
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basename=`basename $0`
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ask() {
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local question default answer
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question=$1
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default=$2
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if [ -z "${PACKAGE_BUILDING}" -a x${BATCH} = xno ]; then
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read -p "${question} (y/n) [${default}]? " answer
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[ "${answer}" ] && default=${answer}
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fi
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echo ${default}
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}
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yesno() {
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local question default
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question=$1
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default=$2
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while :; do
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case `ask "${question}" ${default}` in
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[Yy]*) return 0;;
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[Nn]*) return 1;;
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esac
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echo "Please answer yes or no."
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done
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}
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check() {
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local file entry
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file=$1
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entry=$2
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sed 's/#.*//' ${file} | grep -qw ${entry}
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}
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checkall() {
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local file list item
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file=$1
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shift
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list=$*
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for item in $list; do
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if check ${file} ${item}; then
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:
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else
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return 1
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fi
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done
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return 0
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}
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add() {
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local oldfile newfile entry port comment
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file=$1
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entry=$2
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port=$3
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comment=$4
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if check ${file} ${entry}; then
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:
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elif sed 's/#.*//' ${file} | grep -qw ${port} ; then
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oldumask=`umask`
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umask 0077
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tmpfile=`mktemp -q /tmp/${basename}.XXXXXX`
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if [ $? -ne 0 ]; then
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echo "Can't create temp file" 1>&2
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exit 1
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fi
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cp $file $tmpfile
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trap '' 1 2 15
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sed 's,^\([^#]*[ ]'${port}'\),\1 '${entry}, ${tmpfile} > ${file}
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trap 1 2 15
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rm $tmpfile
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umask $oldumask
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else
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echo "${entry} ${port} #${comment}" >> ${file}
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fi
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}
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[ "$2" = POST-INSTALL ] || exit 0
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#
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# Add entries for EBNETD (`ebnet' and `ndtp') to /etc/services.
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#
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file=/etc/services
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back=${file}.bak
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entrylist='ebnet ndtp'
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entry_ebnet=ebnet
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port_ebnet=22010/tcp
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comment_ebnet='EBNET Protocol'
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entry_ndtp=ndtp
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port_ndtp=2010/tcp
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comment_ndtp='Network Dictionary Transfer Protocol'
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echo "************************************************************************"
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if checkall ${file} ${entrylist}; then
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echo "This system has already all entries for EBNETD in ${file}."
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else
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echo "This system doesn't have some of entries for EBNETD in ${file}."
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if yesno " Would you like to add them automatically?" y; then
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cp -f ${file} ${back}
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echo " The original file is saved as ${back}."
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add ${file} ${entry_ebnet} ${port_ebnet} ${comment_ebnet}
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add ${file} ${entry_ndtp} ${port_ndtp} ${comment_ndtp}
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fi
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fi
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echo "************************************************************************"
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exit 0
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