initial commit

sh/init.sh.Linux.in

@@ -0,0 +1,105 @@
+#!@SHELL@
+# Copyright (c) 1999-2007 Gentoo Foundation
+# Copyright (c) 2007-2009 Roy Marples <roy@marples.name>
+# Released under the 2-clause BSD license.
+
+. "$RC_LIBEXECDIR"/sh/functions.sh
+[ -r "@SYSCONFDIR@/rc.conf" ] && . "@SYSCONFDIR@/rc.conf"
+if [ -d "@SYSCONFDIR@/rc.conf.d" ]; then
+	for _f in "@SYSCONFDIR@"/rc.conf.d/*.conf; do
+		[ -e "$_f" ] && . "$_f"
+	done
+fi
+
+# check for md5sum, and probably /usr too
+if command -v md5sum >/dev/null; then
+	got_md5sum=true
+else
+	eerror "md5sum is missing, which suggests /usr is not mounted"
+	eerror "If you have separate /usr, it must be mounted by initramfs"
+	eerror "If not, you should check coreutils is installed correctly"
+	got_md5sum=false
+fi
+
+# By default VServer already has /proc mounted, but OpenVZ does not!
+# However, some of our users have an old proc image in /proc
+# NFC how they managed that, but the end result means we have to test if
+# /proc actually works or not. We do this by comparing two reads of
+# /proc/self/environ for which we have set the variable VAR to two
+# different values. If the comparison comes back equal, we know that
+# /proc is not working.
+mountproc=true
+f=/proc/self/environ
+if [ -e $f ]; then
+	if $got_md5sum && [ "$(VAR=a md5sum $f)" = "$(VAR=b md5sum $f)" ]; then
+		eerror "You have cruft in /proc that should be deleted"
+	else
+		# If they don't have md5sum, this will fail in pretty ways if
+		# /proc isn't really mounted.  Oh well, their system is busted
+		# anyway, and they get to keep the pieces.
+		einfo "/proc is already mounted"
+		mountproc=false
+	fi
+fi
+unset f
+
+if $mountproc; then
+	ebegin "Mounting /proc"
+	if ! fstabinfo --mount /proc; then
+		mount -n -t proc -o noexec,nosuid,nodev proc /proc
+		mount -n /proc -o remount,gid=26,hidepid=2
+	fi
+	eend $?
+fi
+
+# /run is a new directory for storing volatile runtime data.
+# Read more about /run at https://lwn.net/Articles/436012
+sys="$(openrc --sys)"
+
+if [ ! -d /run ]; then
+	if [ "$sys" = VSERVER ]; then
+		if [ -e /run ]; then
+		rm -rf /run
+		fi
+		mkdir /run
+	else
+		eerror "The /run directory does not exist. Unable to continue."
+		return 1
+	fi
+fi
+
+if [ "$sys" = VSERVER ]; then
+	rm -rf /run/*
+elif ! mountinfo -q /run; then
+	ebegin "Mounting /run"
+	rc=0
+	if ! fstabinfo --mount /run; then
+		mount -t tmpfs -o mode=0755,nodev,size=10% tmpfs /run
+		rc=$?
+	fi
+	if [ $rc != 0 ]; then
+		eerror "Unable to mount tmpfs on /run."
+		eerror "Can't continue."
+		exit 1
+	fi
+fi
+
+checkpath -d $RC_SVCDIR
+checkpath -d -m 0775 -o root:uucp /run/lock
+
+# Try to mount xenfs as early as possible, otherwise rc_sys() will always
+# return RC_SYS_XENU and will think that we are in a domU while it's not.
+if grep -Eq "[[:space:]]+xenfs$" /proc/filesystems; then
+	ebegin "Mounting xenfs"
+	if ! fstabinfo --mount /proc/xen; then
+		mount -n -t xenfs xenfs /proc/xen -o nosuid,nodev,noexec
+	fi
+	eend $?
+fi
+
+if [ -e "$RC_LIBEXECDIR"/cache/softlevel ]; then
+	cp -p "$RC_LIBEXECDIR"/cache/* "$RC_SVCDIR" 2>/dev/null
+fi
+
+echo sysinit >"$RC_SVCDIR"/softlevel
+exit 0