shadow: Add version 4.1.4.2 and checksum.

* This version now has Linux-PAM support enabled in OE so will need some testing and maybe a little tweaking.
* Add pam.d config files for common shadow utils in addition to the default ones.
* Cleanup shadow defaults and make shadow 'play nice' with PAM.
* Update pam.d service files to suggested upstream Linux-PAM layout.
* TODO: Some Shadow default session files still use the older layout (incluse system-auth for everything). These will need newer files to be added to the pam.d folder in the recipe as they are found.

1 files changed, 60 insertions, 0 deletions

diff --git a/recipes/shadow/files/pam.d/su b/recipes/shadow/files/pam.d/su
new file mode 100644
index 0000000000..8e35137f37
--- /dev/null
+++ b/recipes/shadow/files/pam.d/su
@@ -0,0 +1,60 @@
+#
+# The PAM configuration file for the Shadow `su' service
+#
+
+# This allows root to su without passwords (normal operation)
+auth       sufficient pam_rootok.so
+
+# Uncomment this to force users to be a member of group root
+# before they can use `su'. You can also add "group=foo"
+# to the end of this line if you want to use a group other
+# than the default "root" (but this may have side effect of
+# denying "root" user, unless she's a member of "foo" or explicitly
+# permitted earlier by e.g. "sufficient pam_rootok.so").
+# (Replaces the `SU_WHEEL_ONLY' option from login.defs)
+# auth       required   pam_wheel.so
+
+# Uncomment this if you want wheel members to be able to
+# su without a password.
+# auth       sufficient pam_wheel.so trust
+
+# Uncomment this if you want members of a specific group to not
+# be allowed to use su at all.
+# auth       required   pam_wheel.so deny group=nosu
+
+# Uncomment and edit /etc/security/time.conf if you need to set
+# time restrainst on su usage.
+# (Replaces the `PORTTIME_CHECKS_ENAB' option from login.defs
+# as well as /etc/porttime)
+# account    requisite  pam_time.so
+
+# This module parses environment configuration file(s)
+# and also allows you to use an extended config
+# file /etc/security/pam_env.conf.
+# 
+# parsing /etc/environment needs "readenv=1"
+session       required   pam_env.so readenv=1
+# locale variables are also kept into /etc/default/locale in etch
+# reading this file *in addition to /etc/environment* does not hurt
+session       required   pam_env.so readenv=1 envfile=/etc/default/locale
+
+# Defines the MAIL environment variable
+# However, userdel also needs MAIL_DIR and MAIL_FILE variables
+# in /etc/login.defs to make sure that removing a user 
+# also removes the user's mail spool file.
+# See comments in /etc/login.defs
+#
+# "nopen" stands to avoid reporting new mail when su'ing to another user
+session    optional   pam_mail.so nopen
+
+# Sets up user limits, please uncomment and read /etc/security/limits.conf
+# to enable this functionality.
+# (Replaces the use of /etc/limits in old login)
+# session    required   pam_limits.so
+
+# The standard Unix authentication modules, used with
+# NIS (man nsswitch) as well as normal /etc/passwd and
+# /etc/shadow entries.
+auth       include      common-auth
+account    include      common-account
+session    include      common-session