summarylogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--.SRCINFO70
-rw-r--r--.gitignore1
-rw-r--r--LICENSE31
-rw-r--r--PKGBUILD163
-rw-r--r--chgpasswd4
-rw-r--r--chpasswd6
-rw-r--r--defaults.pam6
-rw-r--r--lastlog.tmpfiles1
-rw-r--r--login.defs208
-rw-r--r--newusers6
-rw-r--r--passwd4
-rw-r--r--shadow-strncpy-usage.patch25
-rw-r--r--shadow.install9
-rw-r--r--shadow.service10
-rw-r--r--shadow.timer7
-rw-r--r--useradd.defaults9
-rw-r--r--xstrdup.patch9
17 files changed, 569 insertions, 0 deletions
diff --git a/.SRCINFO b/.SRCINFO
new file mode 100644
index 00000000000..5485304d2ee
--- /dev/null
+++ b/.SRCINFO
@@ -0,0 +1,70 @@
+pkgbase = shadow-relaxed
+ pkgdesc = The official Arch shadow package with Debian's 506_relaxed_usernames patch
+ pkgver = 4.4
+ pkgrel = 3
+ url = https://github.com/shadow-maint/shadow
+ install = shadow.install
+ arch = i686
+ arch = x86_64
+ groups = base
+ license = BSD
+ makedepends = git
+ makedepends = libxslt
+ makedepends = docbook-xsl
+ makedepends = gnome-doc-utils
+ depends = bash
+ depends = pam
+ depends = acl
+ provides = shadow
+ conflicts = shadow
+ options = strip
+ options = debug
+ backup = etc/login.defs
+ backup = etc/pam.d/chage
+ backup = etc/pam.d/passwd
+ backup = etc/pam.d/shadow
+ backup = etc/pam.d/useradd
+ backup = etc/pam.d/usermod
+ backup = etc/pam.d/userdel
+ backup = etc/pam.d/chpasswd
+ backup = etc/pam.d/newusers
+ backup = etc/pam.d/groupadd
+ backup = etc/pam.d/groupdel
+ backup = etc/pam.d/groupmod
+ backup = etc/pam.d/chgpasswd
+ backup = etc/pam.d/groupmems
+ backup = etc/default/useradd
+ source = git+https://github.com/shadow-maint/shadow.git#tag=4.4
+ source = 506_relaxed_usernames::https://anonscm.debian.org/git/pkg-shadow/shadow.git/plain/debian/patches/506_relaxed_usernames?id=f9176c3be3740a49b0c3372f6296e13604941f2f
+ source = LICENSE
+ source = chgpasswd
+ source = chpasswd
+ source = defaults.pam
+ source = login.defs
+ source = newusers
+ source = passwd
+ source = shadow.timer
+ source = shadow.service
+ source = useradd.defaults
+ source = xstrdup.patch
+ source = shadow-strncpy-usage.patch
+ source = lastlog.tmpfiles
+ validpgpkeys = D5C2F9BFCA128BBA22A77218872F702C4D6E25A8
+ sha1sums = SKIP
+ sha1sums = ed3d9cb0f03772d69274952f5912604444f44d4a
+ sha1sums = 33a6cf1e44a1410e5c9726c89e5de68b78f5f922
+ sha1sums = 4ad0e059406a305c8640ed30d93c2a1f62c2f4ad
+ sha1sums = 12427b1ca92a9b85ca8202239f0d9f50198b818f
+ sha1sums = 0e56fed7fc93572c6bf0d8f3b099166558bb46f1
+ sha1sums = bb3509087947d08bfb6e5d1b5c033856b9146ad9
+ sha1sums = 12427b1ca92a9b85ca8202239f0d9f50198b818f
+ sha1sums = 611be25d91c3f8f307c7fe2485d5f781e5dee75f
+ sha1sums = a154a94b47a3d0c6c287253b98c0d10b861226d0
+ sha1sums = 7372dfd8a3030bee4ec39c79bad4f9b9c6f8687a
+ sha1sums = 9ae93de5987dd0ae428f0cc1a5a5a5cd53583f19
+ sha1sums = 6010fffeed1fc6673ad9875492e1193b1a847b53
+ sha1sums = 21e12966a6befb25ec123b403cd9b5c492fe5b16
+ sha1sums = f57ecde3f72b4738fad75c097d19cf46a412350f
+
+pkgname = shadow-relaxed
+
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000000..72e8ffc0db8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 00000000000..c5ab15a5607
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 1990 - 1994, Julianne Frances Haugh
+ * Copyright (c) 1996 - 2000, Marek Michałkiewicz
+ * Copyright (c) 2001 - 2006, Tomasz Kłoczko
+ * Copyright (c) 2007 - 2009, Nicolas François
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the copyright holders or contributors may not be used to
+ * endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
diff --git a/PKGBUILD b/PKGBUILD
new file mode 100644
index 00000000000..4260389d533
--- /dev/null
+++ b/PKGBUILD
@@ -0,0 +1,163 @@
+# Maintainer: Alec Larsen <aleclarsen42@gmail.com>
+
+pkgname=shadow-relaxed
+pkgver=4.4
+pkgrel=3
+pkgdesc="The official Arch shadow package with Debian's 506_relaxed_usernames patch"
+arch=('i686' 'x86_64')
+url='https://github.com/shadow-maint/shadow'
+license=('BSD')
+groups=('base')
+depends=('bash' 'pam' 'acl')
+conflicts=('shadow')
+provides=('shadow')
+makedepends=('git' 'libxslt' 'docbook-xsl' 'gnome-doc-utils')
+backup=(etc/login.defs
+ etc/pam.d/{chage,passwd,shadow,useradd,usermod,userdel}
+ etc/pam.d/{chpasswd,newusers,groupadd,groupdel,groupmod}
+ etc/pam.d/{chgpasswd,groupmems}
+ etc/default/useradd)
+options=(strip debug)
+install='shadow.install'
+validpgpkeys=('D5C2F9BFCA128BBA22A77218872F702C4D6E25A8') # Christian Perrier
+source=("git+https://github.com/shadow-maint/shadow.git#tag=$pkgver"
+ "506_relaxed_usernames::https://anonscm.debian.org/git/pkg-shadow/shadow.git/plain/debian/patches/506_relaxed_usernames?id=f9176c3be3740a49b0c3372f6296e13604941f2f"
+ LICENSE
+ chgpasswd
+ chpasswd
+ defaults.pam
+ login.defs
+ newusers
+ passwd
+ shadow.{timer,service}
+ useradd.defaults
+ xstrdup.patch
+ shadow-strncpy-usage.patch
+ lastlog.tmpfiles)
+sha1sums=('SKIP'
+ 'ed3d9cb0f03772d69274952f5912604444f44d4a'
+ '33a6cf1e44a1410e5c9726c89e5de68b78f5f922'
+ '4ad0e059406a305c8640ed30d93c2a1f62c2f4ad'
+ '12427b1ca92a9b85ca8202239f0d9f50198b818f'
+ '0e56fed7fc93572c6bf0d8f3b099166558bb46f1'
+ 'bb3509087947d08bfb6e5d1b5c033856b9146ad9'
+ '12427b1ca92a9b85ca8202239f0d9f50198b818f'
+ '611be25d91c3f8f307c7fe2485d5f781e5dee75f'
+ 'a154a94b47a3d0c6c287253b98c0d10b861226d0'
+ '7372dfd8a3030bee4ec39c79bad4f9b9c6f8687a'
+ '9ae93de5987dd0ae428f0cc1a5a5a5cd53583f19'
+ '6010fffeed1fc6673ad9875492e1193b1a847b53'
+ '21e12966a6befb25ec123b403cd9b5c492fe5b16'
+ 'f57ecde3f72b4738fad75c097d19cf46a412350f')
+
+pkgver() {
+ cd "shadow"
+
+ git describe
+}
+
+prepare() {
+ cd "shadow"
+
+ # need to offer these upstream
+ patch -Np1 <"$srcdir/xstrdup.patch"
+ patch -Np1 <"$srcdir/shadow-strncpy-usage.patch"
+
+ # Fix regression in useradd not loading defaults properly.
+ git cherry-pick -n '507f96cdeb54079fb636c7ce21e371f7a16a520e'
+
+ # apply Debian's 506_relaxed_usernames
+ patch -Np1 <"$srcdir/506_relaxed_usernames"
+
+ autoreconf -v -f --install
+
+ # supress etc/pam.d/*, we provide our own
+ sed -i '/^SUBDIRS/s/pam\.d//' etc/Makefile.in
+}
+
+build() {
+ cd "shadow"
+
+ ./configure \
+ LIBS="-lcrypt" \
+ --prefix=/usr \
+ --bindir=/usr/bin \
+ --sbindir=/usr/bin \
+ --libdir=/usr/lib \
+ --mandir=/usr/share/man \
+ --enable-man \
+ --sysconfdir=/etc \
+ --with-libpam \
+ --with-group-name-max-length=32 \
+ --without-selinux
+
+ make
+}
+
+package() {
+ cd "shadow"
+
+ make DESTDIR="$pkgdir" install
+
+ # license
+ install -Dm644 "$srcdir/LICENSE" "$pkgdir/usr/share/licenses/shadow/LICENSE"
+
+ # useradd defaults
+ install -Dm644 "$srcdir/useradd.defaults" "$pkgdir/etc/default/useradd"
+
+ # systemd timer
+ install -D -m644 "$srcdir/shadow.timer" "$pkgdir/usr/lib/systemd/system/shadow.timer"
+ install -D -m644 "$srcdir/shadow.service" $pkgdir/usr/lib/systemd/system/shadow.service
+ install -d -m755 "$pkgdir/usr/lib/systemd/system/timers.target.wants"
+ ln -s ../shadow.timer "$pkgdir/usr/lib/systemd/system/timers.target.wants/shadow.timer"
+
+ # login.defs
+ install -Dm644 "$srcdir/login.defs" "$pkgdir/etc/login.defs"
+
+ # PAM config - custom
+ install -dm755 "$pkgdir/etc/pam.d"
+ install -t "$pkgdir/etc/pam.d" -m644 "$srcdir"/{passwd,chgpasswd,chpasswd,newusers}
+
+ # PAM config - from tarball
+ install -Dm644 etc/pam.d/groupmems "$pkgdir/etc/pam.d/groupmems"
+
+ # we use the 'useradd' PAM file for other similar utilities
+ for file in chage groupadd groupdel groupmod shadow \
+ useradd usermod userdel; do
+ install -Dm644 "$srcdir/defaults.pam" "$pkgdir/etc/pam.d/$file"
+ done
+
+ # lastlog log file creation
+ install -Dm644 "$srcdir/lastlog.tmpfiles" "$pkgdir/usr/lib/tmpfiles.d/lastlog.conf"
+
+ # Remove evil/broken tools
+ rm "$pkgdir"/usr/sbin/logoutd
+
+ # Remove utilities provided by util-linux
+ rm \
+ "$pkgdir"/usr/bin/{login,su,chsh,chfn,sg,nologin} \
+ "$pkgdir"/usr/sbin/{vipw,vigr}
+
+ # but we keep newgrp, as sg is really an alias to it
+ mv "$pkgdir"/usr/bin/{newgrp,sg}
+
+ # ...and their many man pages
+ find "$pkgdir"/usr/share/man \
+ '(' -name 'chsh.1' -o \
+ -name 'chfn.1' -o \
+ -name 'su.1' -o \
+ -name 'logoutd.8' -o \
+ -name 'login.1' -o \
+ -name 'nologin.8' -o \
+ -name 'vipw.8' -o \
+ -name 'vigr.8' -o \
+ -name 'newgrp.1' ')' \
+ -delete
+ rmdir \
+ "$pkgdir"/usr/share/man/{fi,id,zh_TW}/man1 \
+ "$pkgdir"/usr/share/man/{fi,ko/man8}
+
+ # move everything else to /usr/bin, because this isn't handled by ./configure
+ mv "$pkgdir"/usr/sbin/* "$pkgdir"/usr/bin
+ rmdir "$pkgdir/usr/sbin"
+}
diff --git a/chgpasswd b/chgpasswd
new file mode 100644
index 00000000000..8f49f5cc831
--- /dev/null
+++ b/chgpasswd
@@ -0,0 +1,4 @@
+#%PAM-1.0
+auth sufficient pam_rootok.so
+account required pam_permit.so
+password include system-auth
diff --git a/chpasswd b/chpasswd
new file mode 100644
index 00000000000..5d447985a4a
--- /dev/null
+++ b/chpasswd
@@ -0,0 +1,6 @@
+#%PAM-1.0
+auth sufficient pam_rootok.so
+auth required pam_unix.so
+account required pam_unix.so
+session required pam_unix.so
+password required pam_unix.so sha512 shadow
diff --git a/defaults.pam b/defaults.pam
new file mode 100644
index 00000000000..a7bf8a4a5b0
--- /dev/null
+++ b/defaults.pam
@@ -0,0 +1,6 @@
+#%PAM-1.0
+auth sufficient pam_rootok.so
+auth required pam_unix.so
+account required pam_unix.so
+session required pam_unix.so
+password required pam_permit.so
diff --git a/lastlog.tmpfiles b/lastlog.tmpfiles
new file mode 100644
index 00000000000..9c07b39f2e8
--- /dev/null
+++ b/lastlog.tmpfiles
@@ -0,0 +1 @@
+f /var/log/lastlog 0644 root root
diff --git a/login.defs b/login.defs
new file mode 100644
index 00000000000..5c888285b9e
--- /dev/null
+++ b/login.defs
@@ -0,0 +1,208 @@
+#
+# /etc/login.defs - Configuration control definitions for the login package.
+#
+# Three items must be defined: MAIL_DIR, ENV_SUPATH, and ENV_PATH.
+# If unspecified, some arbitrary (and possibly incorrect) value will
+# be assumed. All other items are optional - if not specified then
+# the described action or option will be inhibited.
+#
+# Comment lines (lines beginning with "#") and blank lines are ignored.
+#
+# Modified for Linux. --marekm
+
+#
+# Delay in seconds before being allowed another attempt after a login failure
+#
+FAIL_DELAY 3
+
+#
+# Enable display of unknown usernames when login failures are recorded.
+#
+LOG_UNKFAIL_ENAB no
+
+#
+# Enable logging of successful logins
+#
+LOG_OK_LOGINS no
+
+#
+# Enable "syslog" logging of su activity - in addition to sulog file logging.
+# SYSLOG_SG_ENAB does the same for newgrp and sg.
+#
+SYSLOG_SU_ENAB yes
+SYSLOG_SG_ENAB yes
+
+#
+# If defined, either full pathname of a file containing device names or
+# a ":" delimited list of device names. Root logins will be allowed only
+# upon these devices.
+#
+CONSOLE /etc/securetty
+#CONSOLE console:tty01:tty02:tty03:tty04
+
+#
+# If defined, all su activity is logged to this file.
+#
+#SULOG_FILE /var/log/sulog
+
+#
+# If defined, file which maps tty line to TERM environment parameter.
+# Each line of the file is in a format something like "vt100 tty01".
+#
+#TTYTYPE_FILE /etc/ttytype
+
+#
+# If defined, the command name to display when running "su -". For
+# example, if this is defined as "su" then a "ps" will display the
+# command is "-su". If not defined, then "ps" would display the
+# name of the shell actually being run, e.g. something like "-sh".
+#
+SU_NAME su
+
+#
+# *REQUIRED*
+# Directory where mailboxes reside, _or_ name of file, relative to the
+# home directory. If you _do_ define both, MAIL_DIR takes precedence.
+# QMAIL_DIR is for Qmail
+#
+#QMAIL_DIR Maildir
+MAIL_DIR /var/spool/mail
+
+#
+# If defined, file which inhibits all the usual chatter during the login
+# sequence. If a full pathname, then hushed mode will be enabled if the
+# user's name or shell are found in the file. If not a full pathname, then
+# hushed mode will be enabled if the file exists in the user's home directory.
+#
+HUSHLOGIN_FILE .hushlogin
+#HUSHLOGIN_FILE /etc/hushlogins
+
+#
+# *REQUIRED* The default PATH settings, for superuser and normal users.
+#
+# (they are minimal, add the rest in the shell startup files)
+ENV_SUPATH PATH=/usr/bin
+ENV_PATH PATH=/usr/bin
+
+#
+# Terminal permissions
+#
+# TTYGROUP Login tty will be assigned this group ownership.
+# TTYPERM Login tty will be set to this permission.
+#
+# If you have a "write" program which is "setgid" to a special group
+# which owns the terminals, define TTYGROUP to the group number and
+# TTYPERM to 0620. Otherwise leave TTYGROUP commented out and assign
+# TTYPERM to either 622 or 600.
+#
+TTYGROUP tty
+TTYPERM 0600
+
+#
+# Login configuration initializations:
+#
+# ERASECHAR Terminal ERASE character ('\010' = backspace).
+# KILLCHAR Terminal KILL character ('\025' = CTRL/U).
+# UMASK Default "umask" value.
+#
+# The ERASECHAR and KILLCHAR are used only on System V machines.
+# The ULIMIT is used only if the system supports it.
+# (now it works with setrlimit too; ulimit is in 512-byte units)
+#
+# Prefix these values with "0" to get octal, "0x" to get hexadecimal.
+#
+ERASECHAR 0177
+KILLCHAR 025
+UMASK 077
+
+#
+# Password aging controls:
+#
+# PASS_MAX_DAYS Maximum number of days a password may be used.
+# PASS_MIN_DAYS Minimum number of days allowed between password changes.
+# PASS_WARN_AGE Number of days warning given before a password expires.
+#
+PASS_MAX_DAYS 99999
+PASS_MIN_DAYS 0
+PASS_WARN_AGE 7
+
+#
+# Min/max values for automatic uid selection in useradd
+#
+UID_MIN 1000
+UID_MAX 60000
+# System accounts
+SYS_UID_MIN 500
+SYS_UID_MAX 999
+
+#
+# Min/max values for automatic gid selection in groupadd
+#
+GID_MIN 1000
+GID_MAX 60000
+# System accounts
+SYS_GID_MIN 500
+SYS_GID_MAX 999
+
+#
+# Max number of login retries if password is bad
+#
+LOGIN_RETRIES 5
+
+#
+# Max time in seconds for login
+#
+LOGIN_TIMEOUT 60
+
+#
+# Which fields may be changed by regular users using chfn - use
+# any combination of letters "frwh" (full name, room number, work
+# phone, home phone). If not defined, no changes are allowed.
+# For backward compatibility, "yes" = "rwh" and "no" = "frwh".
+#
+CHFN_RESTRICT rwh
+
+#
+# List of groups to add to the user's supplementary group set
+# when logging in on the console (as determined by the CONSOLE
+# setting). Default is none.
+#
+# Use with caution - it is possible for users to gain permanent
+# access to these groups, even when not logged in on the console.
+# How to do it is left as an exercise for the reader...
+#
+#CONSOLE_GROUPS floppy:audio:cdrom
+
+#
+# Should login be allowed if we can't cd to the home directory?
+# Default in no.
+#
+DEFAULT_HOME yes
+
+#
+# If defined, this command is run when removing a user.
+# It should remove any at/cron/print jobs etc. owned by
+# the user to be removed (passed as the first argument).
+#
+#USERDEL_CMD /usr/sbin/userdel_local
+
+#
+# Enable setting of the umask group bits to be the same as owner bits
+# (examples: 022 -> 002, 077 -> 007) for non-root users, if the uid is
+# the same as gid, and username is the same as the primary group name.
+#
+# This also enables userdel to remove user groups if no members exist.
+#
+USERGROUPS_ENAB yes
+
+#
+# Controls display of the motd file. This is better handled by pam_motd.so
+# so the declaration here is empty is suppress display by readers of this
+# file.
+#
+MOTD_FILE
+
+#
+# Hash shadow passwords with SHA512.
+#
+ENCRYPT_METHOD SHA512
diff --git a/newusers b/newusers
new file mode 100644
index 00000000000..5d447985a4a
--- /dev/null
+++ b/newusers
@@ -0,0 +1,6 @@
+#%PAM-1.0
+auth sufficient pam_rootok.so
+auth required pam_unix.so
+account required pam_unix.so
+session required pam_unix.so
+password required pam_unix.so sha512 shadow
diff --git a/passwd b/passwd
new file mode 100644
index 00000000000..ab56da4967d
--- /dev/null
+++ b/passwd
@@ -0,0 +1,4 @@
+#%PAM-1.0
+#password required pam_cracklib.so difok=2 minlen=8 dcredit=2 ocredit=2 retry=3
+#password required pam_unix.so sha512 shadow use_authtok
+password required pam_unix.so sha512 shadow nullok
diff --git a/shadow-strncpy-usage.patch b/shadow-strncpy-usage.patch
new file mode 100644
index 00000000000..5aba8fa01f9
--- /dev/null
+++ b/shadow-strncpy-usage.patch
@@ -0,0 +1,25 @@
+diff -u shadow-4.1.5/src/usermod.c.orig shadow-4.1.5/src/usermod.c
+--- shadow-4.1.5/src/usermod.c.orig 2012-02-13 08:19:43.792146449 -0500
++++ shadow-4.1.5/src/usermod.c 2012-02-13 08:21:19.375114500 -0500
+@@ -182,7 +182,7 @@
+ struct tm *tp;
+
+ if (date < 0) {
+- strncpy (buf, "never", maxsize);
++ strncpy (buf, "never", maxsize - 1);
+ } else {
+ time_t t = (time_t) date;
+ tp = gmtime (&t);
+diff -u shadow-4.1.5/src/login.c.orig shadow-4.1.5/src/login.c
+--- shadow-4.1.5/src/login.c.orig 2012-02-13 08:19:50.951994454 -0500
++++ shadow-4.1.5/src/login.c 2012-02-13 08:21:04.490430937 -0500
+@@ -752,7 +752,8 @@
+ _("%s login: "), hostn);
+ } else {
+ strncpy (loginprompt, _("login: "),
+- sizeof (loginprompt));
++ sizeof (loginprompt) - 1);
++ loginprompt[sizeof (loginprompt) - 1] = '\0';
+ }
+
+ retcode = pam_set_item (pamh, PAM_USER_PROMPT, loginprompt);
diff --git a/shadow.install b/shadow.install
new file mode 100644
index 00000000000..14384c3330e
--- /dev/null
+++ b/shadow.install
@@ -0,0 +1,9 @@
+post_upgrade() {
+ grpck -r >/dev/null 2>&1
+ if [ $? -eq 2 ]; then
+ printf '%s\n' \
+ "==> Warning: /etc/group or /etc/gshadow are inconsistent." \
+ " Run 'grpck' to correct this."
+ fi
+ return 0
+}
diff --git a/shadow.service b/shadow.service
new file mode 100644
index 00000000000..82da5c41d96
--- /dev/null
+++ b/shadow.service
@@ -0,0 +1,10 @@
+[Unit]
+Description=Verify integrity of password and group files
+After=systemd-sysusers.service
+
+[Service]
+Type=simple
+ExecStart=/bin/sh -c '/usr/bin/pwck -r ; /usr/bin/grpck -r'
+Nice=19
+IOSchedulingClass=best-effort
+IOSchedulingPriority=7
diff --git a/shadow.timer b/shadow.timer
new file mode 100644
index 00000000000..9cc6baaa9a8
--- /dev/null
+++ b/shadow.timer
@@ -0,0 +1,7 @@
+[Unit]
+Description=Daily verification of password and group files
+
+[Timer]
+OnCalendar=daily
+AccuracySec=12h
+Persistent=true
diff --git a/useradd.defaults b/useradd.defaults
new file mode 100644
index 00000000000..b800b17773e
--- /dev/null
+++ b/useradd.defaults
@@ -0,0 +1,9 @@
+# useradd defaults file for ArchLinux
+# original changes by TomK
+GROUP=100
+HOME=/home
+INACTIVE=-1
+EXPIRE=
+SHELL=/bin/bash
+SKEL=/etc/skel
+CREATE_MAIL_SPOOL=no
diff --git a/xstrdup.patch b/xstrdup.patch
new file mode 100644
index 00000000000..bce434264cd
--- /dev/null
+++ b/xstrdup.patch
@@ -0,0 +1,9 @@
+--- shadow-4.1.2.1/libmisc/xmalloc.c 2008-08-30 21:55:44.000000000 -0500
++++ shadow-4.1.2.1/libmisc/xmalloc.c.new 2008-08-30 21:55:36.000000000 -0500
+@@ -61,5 +61,6 @@
+
+ char *xstrdup (const char *str)
+ {
++ if(str == NULL) return NULL;
+ return strcpy (xmalloc (strlen (str) + 1), str);
+ }