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[package] busybox: Disable telnet if an SSH public key for root exists (#8760) 

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25317 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Vasilis Tsiligiannis 2011-02-02 18:50:50 +00:00
parent d51f7e6f9d
commit f25945f896
1 changed files with 7 additions and 1 deletions
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8
package/busybox/files/telnet
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@ -10,8 +10,14 @@ has_root_pwd() {
test -n "${pwd#!}"
}
has_ssh_pubkey() {
( test -x /usr/sbin/dropbear && grep -qs "^ssh-" /etc/dropbear/authorized_keys ) || \
( test -x /usr/sbin/sshd && grep -qs "^ssh-" /root/.ssh/authorized_keys )
}
start() {
if ( ! has_root_pwd /etc/passwd && ! has_root_pwd /etc/shadow ) || \
if ( ! has_ssh_pubkey && \
! has_root_pwd /etc/passwd && ! has_root_pwd /etc/shadow ) || \
( [ ! -x /usr/sbin/dropbear ] && [ ! -x /usr/sbin/sshd ] );
then
telnetd -l /bin/login.sh