mirror of
https://github.com/deajan/osync
synced 2024-11-03 15:40:14 +00:00
117 lines
3.3 KiB
Bash
Executable File
117 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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testUser=osyncsudo
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testUserHome=/home/osyncsudo
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function SetupSSH {
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local remoteUser="${1}"
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local homedir="${2}"
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if [ ! -d "$homedir/.ssh" ]; then
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mkdir "$homedir/.ssh"
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if [ $? != 0 ]; then
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echo "Cannot create [$homedir/.ssh]."
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exit 1
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fi
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fi
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chmod 700 "$homedir/.ssh"
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if [ $? != 0 ]; then
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echo "Cannot chmod [$homedir/.ssh]."
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exit 1
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fi
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chown $testUser "$homedir/.ssh"
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if [ $? != 0 ]; then
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echo "Cannot chown [$homedir/.ssh]."
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exit 1
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fi
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echo -e 'y\n'| ssh-keygen -t rsa -b 2048 -N "" -f "$homedir/.ssh/id_rsa_local"
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if ! grep "$(cat $homedir/.ssh/id_rsa_local.pub)" "$homedir/.ssh/authorized_keys"; then
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cat "$homedir/.ssh/id_rsa_local.pub" >> "$homedir/.ssh/authorized_keys"
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fi
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chmod 600 "$homedir/.ssh/authorized_keys"
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chown $remoteUser "$homedir/.ssh/authorized_keys"
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chown $remoteUser "$homedir/.ssh/id_rsa_local"
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chown $remoteUser "$homedir/.ssh/id_rsa_local.pub"
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# Add localhost to known hosts so self connect works
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if [ -z "$(ssh-keygen -F localhost)" ]; then
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ssh-keyscan -H localhost >> "$homedir/.ssh/known_hosts"
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fi
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if [ -f "$homedir/.ssh/known_hosts" ]; then
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chown $remoteUser "$homedir/.ssh/known_hosts"
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fi
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}
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function PrepareSudoers {
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local remoteUser="${1}"
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if [ -f "/etc/sudoers" ]; then
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echo "$remoteUser ALL=NOPASSWD:SETENV:/usr/bin/rsync,/usr/bin/bash" >> "/etc/sudoers"
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echo "Defaults:$remoteUser !requiretty" >> "/etc/sudoers"
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elif [ -f "/usr/local/etc/sudoers" ]; then
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echo "$remoteUser ALL=NOPASSWD:SETENV:/usr/local/bin/rsync,/usr/local/bin/bash" >> "/usr/local/etc/sudoers"
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echo "Defaults:$remoteUser !requiretty" >> "usr/local/etc/sudoers"
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else
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echo "No sudoers file found."
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echo "copy the following lines to /etc/sudoers (or /usr/local/etc/sudoers) and adjust /usr/bin path to the target system"
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echo "$remoteUser ALL=NOPASSWD:SETENV:/usr/bin/rsync,/usr/bin/bash"
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echo "Defaults:$remoteUser !requiretty"
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fi
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}
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function RemoveUser {
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local remoteUser="${1}"
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if type rmuser > /dev/null 2>&1; then
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rmuser $remoteUser
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elif type userdel > /dev/null 2>&1; then
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userdel $remoteUser
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else
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echo "Please remove $remoteUser manually"
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fi
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}
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function RemoveSudoers {
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local remoteUser="${1}"
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if [ -f "/etc/sudoers" ]; then
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cp "/etc/sudoers" "/etc/sudoers.old"
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grep -v "$remoteUser" "/etc/sudoers.old" > "/etc/sudoers"
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elif [ -f "/usr/local/etc/sudoers" ]; then
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cp "/usr/local/etc/sudoers" "/usr/local/etc/sudoers.old"
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grep -v "$remoteUser" "/usr/local/etc/sudoers.old" > "/usr/local/etc/sudoers"
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else
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echo "Please remove lines containing $remoteUser from sudoers file manualle"
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fi
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}
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if [ "$1" == "set" ]; then
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if ! getent passwd | grep "$testUser" > /dev/null; then
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echo "Manual creation of $testUser with homedir $testUserHome"
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adduser "$testUser"
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else
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echo "It seems that $testUser already exists"
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fi
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SetupSSH "$testUser" "$testUserHome"
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PrepareSudoers "$testUser"
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echo ""
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echo "Now feel free to run osync sudo test"
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echo "SUDO_EXEC=yes osync.sh --initiator=/home/osyncsudo --target=ssh://osyncsudo@localhost:22//root/osync-tests --rsakey=/home/osyncsudo/.ssh/id_rsa_local"
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echo "Don't forget to run $0 unset later"
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elif [ "$1" == "unset" ]; then
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RemoveUser "$testUser"
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RemoveSudoers "$testUser"
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else
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echo "usage: $0 [set] [unset]"
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fi
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