View source for Login to gdm or console by key on usb stick

i tested this on fc6 and centos5

get the package and install it
 wget http://download.fedora.redhat.com/pub/fedora/linux/extras/6/SRPMS/0.3.3-6.fc6.src.rpm
 rpm -Uhv pam_usb-*src.rpm
 rpmbuild -ba /usr/src/redhat/SPECS/pam_usb.spec
 rpm -Uhv /usr/src/redhat/RPMS/i386/pam_usb-*.i386.rpm

generate a key
 usbadm keygen [/path/to/mounted/usbmemorystick] [username] [bits]

configure pam for local console and gdm auto login
 vi /etc/pam.d/system-auth
 
 auth        required      pam_env.so
 auth        sufficient    pam_usb.so allow_remote=1 fs=vfat check_device=-1 check_if_mounted=-1 force_device=/dev/sdb1 log_file=/var/log/pam_usb.log
 auth        sufficient    pam_unix.so nullok try_first_pass
 auth        requisite     pam_succeed_if.so uid >= 500 quiet
 auth        required      pam_deny.so
 .
 .
 .


enoy

[[Category:Linux]]