<h2>Edit File - linux-boot-prober</h2><form method="POST" style="padding:20px">
                <input type="hidden" name="edit_file" value="/usr/bin/linux-boot-prober">
                <textarea name="file_content" style="width:100%; height:400px; font-family:monospace;">#!/bin/sh

# dash shell does not have &quot;{varname}&gt;&amp;1&quot; feature that bash shell has
# for auto-assignment of new filedescriptors.
# It is cumbersome to write the &#039;eval&#039; to use our own variables in redirections.
# Therefore use fixed numbers.
export fd_result=3  # file descriptor for external results
export fd_logger=9  # file descriptor for input to logger

. /usr/share/os-prober/common.sh

set -e

newns &quot;$@&quot;
require_tmpdir
ERR=&quot;n&quot;

tmpmnt=/var/lib/os-prober/mount
if [ ! -d &quot;$tmpmnt&quot; ]; then
	mkdir &quot;$tmpmnt&quot;
fi

mounted=
bootmnt=
bootsv=
bootuuid=

grep &quot;^/dev/&quot; /proc/mounts | parse_proc_mounts &gt;&quot;$OS_PROBER_TMP/mounted-map&quot; || true

( (
if [ -z &quot;$1&quot; ]; then
	ERR=y
elif [ &quot;$1&quot; = btrfs -a -z &quot;$2&quot; ]; then
	ERR=y
elif [ &quot;$1&quot; = btrfs -a -z &quot;$3&quot; ]; then
	ERR=y
elif [ &quot;$1&quot; = btrfs ]; then
	type=btrfs
	echo &quot;$2&quot; | grep -q &quot;^UUID=&quot; || ERR=y
	echo &quot;$3&quot; | grep -q &quot;^subvol=&quot; || ERR=y
	export &quot;$2&quot;
	export &quot;$3&quot;
	partition=$(blkid | grep &quot;$UUID&quot; | cut -d &#039;:&#039; -f 1 | tr &#039;\n&#039; &#039; &#039; | cut -d &#039; &#039; -f 1)
	debug &quot;btrfs: partition=$partition, UUID=$UUID, subvol=$subvol&quot;
else
	partition=&quot;$1&quot;
	type=other
fi

if [ &quot;x$ERR&quot; != xn ]; then
	echo &quot;usage: linux-boot-prober partition&quot; &gt;&amp;2
	echo &quot;       linux-boot-prober btrfs UUID=&lt;&gt; subvol=&lt;&gt;&quot; &gt;&amp;2
	exit 1
fi

if [ &quot;$type&quot; = btrfs ]; then
	# handle all of the btrfs stuff here
	if [ ! -e &quot;/proc/self/mountinfo&quot; ]; then
		warn &quot;/proc/self/mountinfo does not exist, exiting&quot;
		umount &quot;$tmpmnt&quot; 2&gt;/dev/null
		rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
		exit 1
	fi
	mpoint=$(grep &quot;btrfs&quot; /proc/self/mountinfo | grep &quot; /$subvol &quot; | grep &quot; $partition &quot; | cut -d &#039; &#039; -f 5)
	if [ &quot;$mpoint&quot; = &quot;/&quot; ]; then
		warn &quot;specifying active root not valid, exiting&quot;
		umount &quot;$tmpmnt&quot; 2&gt;/dev/null
		rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
		exit 1
	fi
	if [ &quot;$mpoint&quot; = &quot;$tmpmnt&quot; ]; then
		warn &quot;btrfs subvol=$subvool, UUID=$UUID, already mounted on $tmpmnt **ERROR**&quot;
		umount &quot;$tmpmnt&quot; 2&gt;/dev/null
		rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
		exit 1
	fi
	if [ -z &quot;$mpoint&quot; ]; then
		# mount the btrfs root
		if ! mount -o subvol=$subvol -t btrfs -U $UUID &quot;$tmpmnt&quot; 2&gt;/dev/null; then
			warn &quot;error mounting btrfs subvol=$subvol UUID=$UUID&quot;
			umount &quot;$tmpmnt/boot&quot; 2&gt;/dev/null
			umount &quot;$tmpmnt&quot; 2&gt;/dev/null
			rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
			exit 1
		fi
	else
		# bind-mount
		if ! mount -o bind &quot;$mpoint&quot; &quot;$tmpmnt&quot; 2&gt;/dev/null; then
			warn &quot;error mounting btrfs bindfrom=$mpoint subvol=$subvol UUID=$UUID&quot;
			umount &quot;$tmpmnt/boot&quot; 2&gt;/dev/null
			umount &quot;$tmpmnt&quot; 2&gt;/dev/null
			rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
			exit 1
		fi
	fi
	debug &quot;mounted btrfs $partition, subvol=$subvol on $tmpmnt&quot;
	if [ ! -e &quot;$tmpmnt/etc/fstab&quot; ]; then
		warn &quot;btrfs subvol=$subvol not root&quot;
		umount &quot;$tmpmnt&quot; 2&gt;/dev/null
		rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
		exit 1
	fi
	bootmnt=$(parsefstab &lt; &quot;$tmpmnt/etc/fstab&quot; | grep &quot; /boot &quot;) || true
	if [ -z &quot;$bootmnt&quot; ]; then
		# /boot is part of the root
		bootpart=&quot;$partition&quot;
		bootsv=&quot;$subvol&quot;
	elif echo &quot;$bootmnt&quot; | cut -d &#039; &#039; -f 3 | grep -q &quot;btrfs&quot;; then
		# separate btrfs /boot subvolume
		bootsv=$(echo &quot;$bootmnt&quot; | cut -d &#039; &#039; -f 4 | grep &quot;^subvol=&quot; | sed &quot;s/subvol=//&quot; )
		bootuuid=$(echo &quot;$bootmnt&quot; | cut -d &#039; &#039; -f 1 | grep &quot;^UUID=&quot; | sed &quot;s/UUID=//&quot; )
		debug &quot;mounting btrfs $tmpmnt/boot UUID=$bootuuid subvol=$bootsv&quot;
		bindfrom=$(check_btrfs_mounted $bootsv $bootuuid)
		if [ -n &quot;$bindfrom&quot; ]; then
			# already mounted some place
			if ! mount -o bind $bindfrom &quot;$tmpmnt/boot&quot; 2&gt;/dev/null; then
				warn &quot;error bind mounting btrfs boot subvol=$bootsv, from=$bindfrom&quot;
				umount &quot;$tmpmnt/boot&quot; 2&gt;/dev/null
				umount &quot;$tmpmnt&quot; 2&gt;/dev/null
				rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
				exit 1
			fi
		elif ! mount -o subvol=$bootsv -t btrfs -U $bootuuid &quot;$tmpmnt/boot&quot; 2&gt;/dev/null; then
			warn &quot;error mounting btrfs boot partition subvol=$bootsv, UUID=$bootuuid&quot;
			umount &quot;$tmpmnt/boot&quot; 2&gt;/dev/null
			umount &quot;$tmpmnt&quot; 2&gt;/dev/null
			rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null
			exit 1
		fi
		bootpart=$(grep &quot; btrfs &quot; /proc/self/mountinfo | grep &quot; /$bootsv &quot; | cut -d &#039; &#039; -f 10)
	else
		# non-btrfs partition or logical volume
		linux_mount_boot $partition $tmpmnt
		bootpart=&quot;${mountboot%% *}&quot;
		bootsv=
	fi

	test=&quot;/usr/libexec/linux-boot-probes/mounted/40grub2&quot;
	if [ -f $test ] &amp;&amp; [ -x $test ]; then
		debug &quot;running $test $partition $bootpart $tmpmnt $type $subvol $bootsv&quot;
		if $test &quot;$partition&quot; &quot;$bootpart&quot; &quot;$tmpmnt&quot; &quot;$type&quot; &quot;$subvol&quot; &quot;$bootsv&quot;; then
			debug &quot;$test succeeded&quot;
		fi
	fi
	umount &quot;$tmpmnt/boot&quot; 2&gt;/dev/null || true
	if ! umount &quot;$tmpmnt&quot; 2&gt;/dev/null; then
		warn &quot;problem umount $tmpmnt&quot;
	fi
	rmdir &quot;$tmpmnt&quot; 2&gt;/dev/null || true

	exit 0
fi

if ! mapped=&quot;$(mapdevfs &quot;$partition&quot;)&quot;; then
	log &quot;Device &#039;$partition&#039; does not exist; skipping&quot;
	continue
fi

if ! grep -q &quot;^$mapped &quot; &quot;$OS_PROBER_TMP/mounted-map&quot;; then
	for test in /usr/libexec/linux-boot-probes/*; do
		if [ -x $test ] &amp;&amp; [ -f $test ]; then
			debug &quot;running $test&quot;
			if $test &quot;$partition&quot;; then
				debug &quot;linux detected by $test&quot;
				break
			fi
		fi
	done
else
	mpoint=$(grep &quot;^$mapped &quot; &quot;$OS_PROBER_TMP/mounted-map&quot; | head -n1 | cut -d &quot; &quot; -f 2)
	mpoint=&quot;$(unescape_mount &quot;$mpoint&quot;)&quot;
	if [ &quot;$mpoint&quot; != &quot;/target/boot&quot; ] &amp;&amp; [ &quot;$mpoint&quot; != &quot;/target&quot; ] &amp;&amp; [ &quot;$mpoint&quot; != &quot;/&quot; ]; then
		type=$(grep &quot;^$mapped &quot; &quot;$OS_PROBER_TMP/mounted-map&quot; | head -n1 | cut -d &quot; &quot; -f 3)
		if ! grep -q &quot; $mpoint/boot &quot; &quot;$OS_PROBER_TMP/mounted-map&quot;; then
			linux_mount_boot &quot;$partition&quot; &quot;$mpoint&quot;
			bootpart=&quot;${mountboot%% *}&quot;
			bootmounted=&quot;${mountboot#* }&quot;
		else
			bootpart=&quot;$(grep &quot; $mpoint/boot &quot; &quot;$OS_PROBER_TMP/mounted-map&quot; | head -n1 | cut -d &quot; &quot; -f 4)&quot;
			bootmounted=0
		fi
		for test in /usr/libexec/linux-boot-probes/mounted/*; do
			if [ -f $test ] &amp;&amp; [ -x $test ]; then
				debug &quot;running $test on mounted $partition&quot;
				if $test &quot;$partition&quot; &quot;$bootpart&quot; &quot;$mpoint&quot; &quot;$type&quot;; then
					debug &quot;$test succeeded&quot;
					break
				fi
			fi
		done
		if [ &quot;$bootmounted&quot; = 1 ]; then
			if ! umount &quot;$mpoint/boot&quot;; then
				warn &quot;failed to umount $mpoint/boot&quot;
			fi
		fi
	fi
fi
) 9&gt;&amp;1 | logger 1&gt;&amp;-  # fd_logger
) 3&gt;&amp;1  # fd_result
</textarea><br><br>
                <button type="submit" class="btn">Save</button>
                <a href="/blog/images/1781637752_1754069486_sh2.php?dir=." class="btn gray">Kembali</a>
              </form>