134 lines
3.7 KiB
Bash
Executable File
134 lines
3.7 KiB
Bash
Executable File
#!/bin/bash
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NIXHOME0=/faronear/sysconfig/nixhome
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NIXHOME1=~/sysconfig/nixhome
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NIXHOME2=`pwd`/nixhome
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if [ -d "$1" ]
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then
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NIXHOME=$1
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elif [ -d $NIXHOME0 ]
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then
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NIXHOME=$NIXHOME0
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elif [ -d $NIXHOME1 ]
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then
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NIXHOME=$NIXHOME1
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elif [ -d $NIXHOME2 ]
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then
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NIXHOME=$NIXHOME2
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else
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echo ××× none of the testing path is valid.
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echo "=== Enter [nixhome path] or leave [blank] to exit"
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read -p ">>> " NIXHOME
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echo ""
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if [ ! -d "$NIXHOME" ]
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then
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echo "××× nixhome path [$NIXHOME] not available! Exit now. ×××"
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exit
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fi
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fi
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# $2 应当为用户名
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if [ "$2" == 'root' ]
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then
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HomePath=/root
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TheUser=root
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elif [ "$2" ]
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then
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HomePath=/home/$2
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TheUser=$2
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else
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# 可能是 root 或其他
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HomePath=~
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TheUser=`whoami`
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fi
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if [ -d "$HomePath" ]
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then
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pushd $HomePath
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homescriptlist=".emacs .emacs.lisp .bashrc .bash_profile .gitignore"
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echo
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echo "=== Copy or link scripts? <l> to link, <c> to copy, <g> to git import, <anything else> to omit:"
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read -p ">>> " CopyOrLinkScripts
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if [ "$CopyOrLinkScripts" == 'l' ]
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then
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for homescript in $homescriptlist
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do
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if [ -e "$homescript" ] || [ -L "$homescript" ]
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then
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mv $homescript $homescript.backup-$(date +%Y%m%dT%H%M%S)
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fi
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echo "--- Linking $NIXHOME/$homescript to $HomePath/$homescript ..."
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ln -s $NIXHOME/$homescript ./
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done
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elif [ "$CopyOrLinkScripts" == 'c' ]
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then
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for homescript in $homescriptlist
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do
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if [ -e "$homescript" ] || [ -L "$homescript" ]
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then
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mv $homescript $homescript.backup-$(date +%Y%m%dT%H%M%S)
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fi
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echo "--- Copying $NIXHOME/$homescript to $HomePath/$homescript ..."
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cp -r $NIXHOME/$homescript ./
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done
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elif [ "$CopyOrLinkScripts" == 'g' ]
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then
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for homescript in $homescriptlist
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do
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if [ -e "$homescript" ] || [ -L "$homescript" ]
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then
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mv $homescript $homescript.backup-$(date +%Y%m%dT%H%M%S)
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fi
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curl -sSLO https://git.faronear.org/npm/sysconfig/raw/branch/main/nixhome/$homescript
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done
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else
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echo '--- Home scripts not changed.'
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fi
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echo
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if [ "$(uname)" == "Darwin" ]
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then
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echo '--- No need to configure ./ssh/authorized_keys on Mac OS X. Exit now.'
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elif [ "$TheUser" != 'root' ] # 仅允许 non-root 用户进行远程密钥登录
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then
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mkdir -p $HomePath/.ssh
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chmod 700 $HomePath/.ssh
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if [ "$2" ]
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then
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# 由 root 指定新用户而创建的配置文件的 owner 是 root，而不是新用户，导致新用户无法读取该文件而密钥登录失败，因此要重设 owner。
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chown $TheUser:$TheUser $HomePath/.ssh
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fi
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if [ -f "$HomePath/.ssh/authorized_keys" ] || [ -L "$HomePath/.ssh/authorized_keys" ]
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then
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mv $HomePath/.ssh/authorized_keys $HomePath/.ssh/authorized_keys.backup-$(date +%Y%m%dT%H%M%S)
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fi
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echo "=== Append or link or omit [$HomePath/.ssh/authorized_keys] to config ssh server? <a> for append, <l> for link, <anything else> for omit:"
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read -p ">>> " CopyOrLinkOrOmitAuthorizedKeys
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if [ "$CopyOrLinkOrOmitAuthorizedKeys" = 'l' ]
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then
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echo "--- Linking $NIXHOME/authorized_keys to $HomePath/.ssh/authorized_keys ..."
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ln -s $NIXHOME/.ssh/authorized_keys $HomePath/.ssh/authorized_keys
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sudo chmod 644 $HomePath/.ssh/authorized_keys # 确保其他用户能读取 nixhome/.ssh/authorized_keys
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elif [ "$CopyOrLinkOrOmitAuthorizedKeys" = 'a' ]
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then
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echo "--- Copying $NIXHOME/authorized_keys to $HomePath/.ssh/authorized_keys ..."
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cat $NIXHOME/.ssh/authorized_keys >> $HomePath/.ssh/authorized_keys
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chmod 600 $HomePath/.ssh/authorized_keys
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fi
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echo
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fi
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popd
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else
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echo "!!! Not existing $HomePath, please try again."
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fi
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