diff options
Diffstat (limited to 'crypto/openssh/contrib/cygwin/ssh-user-config')
| -rw-r--r-- | crypto/openssh/contrib/cygwin/ssh-user-config | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/crypto/openssh/contrib/cygwin/ssh-user-config b/crypto/openssh/contrib/cygwin/ssh-user-config new file mode 100644 index 0000000..fe07ce3 --- /dev/null +++ b/crypto/openssh/contrib/cygwin/ssh-user-config @@ -0,0 +1,250 @@ +#!/bin/sh +# +# ssh-user-config, Copyright 2000, 2001, 2002, 2003, Red Hat Inc. +# +# This file is part of the Cygwin port of OpenSSH. + +# Directory where the config files are stored +SYSCONFDIR=/etc + +progname=$0 +auto_answer="" +auto_passphrase="no" +passphrase="" + +request() +{ + if [ "${auto_answer}" = "yes" ] + then + return 0 + elif [ "${auto_answer}" = "no" ] + then + return 1 + fi + + answer="" + while [ "X${answer}" != "Xyes" -a "X${answer}" != "Xno" ] + do + echo -n "$1 (yes/no) " + read answer + done + if [ "X${answer}" = "Xyes" ] + then + return 0 + else + return 1 + fi +} + +# Check if running on NT +_sys="`uname -a`" +_nt=`expr "$_sys" : "CYGWIN_NT"` +# If running on NT, check if running under 2003 Server or later +if [ $_nt -gt 0 ] +then + _nt2003=`uname | awk -F- '{print ( $2 >= 5.2 ) ? 1 : 0;}'` +fi + +# Check options + +while : +do + case $# in + 0) + break + ;; + esac + + option=$1 + shift + + case "$option" in + -d | --debug ) + set -x + ;; + + -y | --yes ) + auto_answer=yes + ;; + + -n | --no ) + auto_answer=no + ;; + + -p | --passphrase ) + with_passphrase="yes" + passphrase=$1 + shift + ;; + + *) + echo "usage: ${progname} [OPTION]..." + echo + echo "This script creates an OpenSSH user configuration." + echo + echo "Options:" + echo " --debug -d Enable shell's debug output." + echo " --yes -y Answer all questions with \"yes\" automatically." + echo " --no -n Answer all questions with \"no\" automatically." + echo " --passphrase -p word Use \"word\" as passphrase automatically." + echo + exit 1 + ;; + + esac +done + +# Ask user if user identity should be generated + +if [ ! -f ${SYSCONFDIR}/passwd ] +then + echo "${SYSCONFDIR}/passwd is nonexistant. Please generate an ${SYSCONFDIR}/passwd file" + echo 'first using mkpasswd. Check if it contains an entry for you and' + echo 'please care for the home directory in your entry as well.' + exit 1 +fi + +uid=`id -u` +pwdhome=`awk -F: '{ if ( $3 == '${uid}' ) print $6; }' < ${SYSCONFDIR}/passwd` + +if [ "X${pwdhome}" = "X" ] +then + echo "There is no home directory set for you in ${SYSCONFDIR}/passwd." + echo 'Setting $HOME is not sufficient!' + exit 1 +fi + +if [ ! -d "${pwdhome}" ] +then + echo "${pwdhome} is set in ${SYSCONFDIR}/passwd as your home directory" + echo 'but it is not a valid directory. Cannot create user identity files.' + exit 1 +fi + +# If home is the root dir, set home to empty string to avoid error messages +# in subsequent parts of that script. +if [ "X${pwdhome}" = "X/" ] +then + # But first raise a warning! + echo "Your home directory in ${SYSCONFDIR}/passwd is set to root (/). This is not recommended!" + if request "Would you like to proceed anyway?" + then + pwdhome='' + else + exit 1 + fi +fi + +if [ -d "${pwdhome}" -a $_nt -gt 0 -a -n "`chmod -c g-w,o-w "${pwdhome}"`" ] +then + echo + echo 'WARNING: group and other have been revoked write permission to your home' + echo " directory ${pwdhome}." + echo ' This is required by OpenSSH to allow public key authentication using' + echo ' the key files stored in your .ssh subdirectory.' + echo ' Revert this change ONLY if you know what you are doing!' + echo +fi + +if [ -e "${pwdhome}/.ssh" -a ! -d "${pwdhome}/.ssh" ] +then + echo "${pwdhome}/.ssh is existant but not a directory. Cannot create user identity files." + exit 1 +fi + +if [ ! -e "${pwdhome}/.ssh" ] +then + mkdir "${pwdhome}/.ssh" + if [ ! -e "${pwdhome}/.ssh" ] + then + echo "Creating users ${pwdhome}/.ssh directory failed" + exit 1 + fi +fi + +if [ $_nt -gt 0 ] +then + _user="system" + if [ $_nt2003 -gt 0 ] + then + grep -q '^sshd_server:' ${SYSCONFDIR}/passwd && _user="sshd_server" + fi + if ! setfacl -m "u::rwx,u:${_user}:r--,g::---,o::---" "${pwdhome}/.ssh" + then + echo "${pwdhome}/.ssh couldn't be given the correct permissions." + echo "Please try to solve this problem first." + exit 1 + fi +fi + +if [ ! -f "${pwdhome}/.ssh/identity" ] +then + if request "Shall I create an SSH1 RSA identity file for you?" + then + echo "Generating ${pwdhome}/.ssh/identity" + if [ "${with_passphrase}" = "yes" ] + then + ssh-keygen -t rsa1 -N "${passphrase}" -f "${pwdhome}/.ssh/identity" > /dev/null + else + ssh-keygen -t rsa1 -f "${pwdhome}/.ssh/identity" > /dev/null + fi + if request "Do you want to use this identity to login to this machine?" + then + echo "Adding to ${pwdhome}/.ssh/authorized_keys" + cat "${pwdhome}/.ssh/identity.pub" >> "${pwdhome}/.ssh/authorized_keys" + fi + fi +fi + +if [ ! -f "${pwdhome}/.ssh/id_rsa" ] +then + if request "Shall I create an SSH2 RSA identity file for you? (yes/no) " + then + echo "Generating ${pwdhome}/.ssh/id_rsa" + if [ "${with_passphrase}" = "yes" ] + then + ssh-keygen -t rsa -N "${passphrase}" -f "${pwdhome}/.ssh/id_rsa" > /dev/null + else + ssh-keygen -t rsa -f "${pwdhome}/.ssh/id_rsa" > /dev/null + fi + if request "Do you want to use this identity to login to this machine?" + then + echo "Adding to ${pwdhome}/.ssh/authorized_keys" + cat "${pwdhome}/.ssh/id_rsa.pub" >> "${pwdhome}/.ssh/authorized_keys" + fi + fi +fi + +if [ ! -f "${pwdhome}/.ssh/id_dsa" ] +then + if request "Shall I create an SSH2 DSA identity file for you? (yes/no) " + then + echo "Generating ${pwdhome}/.ssh/id_dsa" + if [ "${with_passphrase}" = "yes" ] + then + ssh-keygen -t dsa -N "${passphrase}" -f "${pwdhome}/.ssh/id_dsa" > /dev/null + else + ssh-keygen -t dsa -f "${pwdhome}/.ssh/id_dsa" > /dev/null + fi + if request "Do you want to use this identity to login to this machine?" + then + echo "Adding to ${pwdhome}/.ssh/authorized_keys" + cat "${pwdhome}/.ssh/id_dsa.pub" >> "${pwdhome}/.ssh/authorized_keys" + fi + fi +fi + +if [ $_nt -gt 0 -a -e "${pwdhome}/.ssh/authorized_keys" ] +then + if ! setfacl -m "u::rw-,u:${_user}:r--,g::---,o::---" "${pwdhome}/.ssh/authorized_keys" + then + echo + echo "WARNING: Setting correct permissions to ${pwdhome}/.ssh/authorized_keys" + echo "failed. Please care for the correct permissions. The minimum requirement" + echo "is, the owner and ${_user} both need read permissions." + echo + fi +fi + +echo +echo "Configuration finished. Have fun!" |
