....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! 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Current File : /proc/self/root/usr/libexec/microcode_ctl/update_ucode
#! /bin/bash -eu

# Maintain kernel-version-specific symlinks in /lib/firmware based on
# configuration present in /usr/share/microcode_ctl/ucode_with_caveats.
#
# SPDX-License-Identifier: CC0-1.0

export LC_ALL=C

usage()
{
	echo "Usage: update_ucode [--action {add|remove|refresh|list}]" \
	     "[--kernel KERNELVER]* [--verbose] [--dry-run]" \
	     "[--cleanup intel_ucode caveats_ucode]" \
	     "[--skip-common] [--skip-kernel-specific]" >&2
}

debug() { [ 0 = "$verbose" ] || echo "$*" >&2; }

# Calls find only if the first argument exists and is a directory.
# Avoids spurious "find: '...' No such file or directory" for the directories
# that may not exist.
find_d() { [ \! -d "$1" ] || find "$@"; }

MC_DIR=/usr/share/microcode_ctl
INTEL_UCODE_DIR=intel-ucode
DATA_DIR=/usr/share/microcode_ctl/ucode_with_caveats
FW_DIR=/lib/firmware
check_caveats=/usr/libexec/microcode_ctl/check_caveats

action=refresh
kernel=
verbose=0
verbose_opt=
dry_run=0
remove_cleanup=0
cleanup_intel=
cleanup_caveats=
skip_common=0
skip_caveats=0

while [ 1 -le "$#" ]; do
	case "$1" in
	-C|--skip-common)
		skip_common=1
		;;
	-K|--skip-kernel-specific)
		skip_caveats=1
		;;
	-a|--action)
		shift
		action="$1"
		;;
	-k|--kernel)
		shift
		kernel="$kernel $1"
		;;
	-v|--verbose)
		verbose=1
		verbose_opt="-v"
		;;
	-n|--dry-run)
		dry_run=1
		;;
	-c|--cleanup)
		remove_cleanup=1
		shift
		cleanup_intel="$1"
		shift
		cleanup_caveats="$1"
		;;
	*)
		echo "Unknown argument \"$1\"" >&2
		usage
		exit 1
	esac
	shift
done

cmd=
[ 0 -eq "$dry_run" ] || cmd=echo

case "$action" in
add|remove|refresh|list)
	# Scan all directories in FW_DIR and all existing kernels
	if [ -z "$kernel" ]; then
		debug "No kernel versions provided, scanning..."

		kvers=$(find_d /lib/modules/ -name '[2-9].*' -print)
		for k_dir in $kvers; do
			k="${k_dir#/lib/modules/}"
			[ ! -e "/boot/symvers-$k.gz" ] || {
				debug "  Adding $k (from /lib/modules)"
				kernel="$kernel $k"
			}
		done

		kvers=$(find_d /lib/firmware/ -name '[2-9].*' -print)
		for k_dir in $kvers; do
			k="${k_dir#/lib/firmware/}"
			[ ! -d "$k_dir" ] || {
				debug "  Adding $k (from /lib/firmware)"
				kernel="$kernel $k"
			}
		done

		kernel=$(printf "%s" "$kernel" | xargs -n 1 | sort -u)
	fi
	;;
*)
	echo "Unknown action \"$action\"" >&2
	usage
	exit 1
	;;
esac

# Generic part: managing intel ucode
debug "Running action \"$action\" on common Intel microcode directory"
while :; do
	[ 0 -eq "$skip_common" ] || break

	[ ! -e "/etc/microcode_ctl/intel-ucode-disallow" ] || {
		debug "  Skipping \"$i\":" \
		      "\"/etc/microcode_ctl/intel-ucode-disallow\"" \
		      "present"
		break
	}
	[ ! -e "$FW_DIR/intel-ucode-disallow" ] || {
		debug "  Found \"$FW_DIR/intel-ucode-disallow\"," \
		      "skipping"
		break
	}

	# Removing old files
	case "$action" in
	refresh|remove|list)
		debug "  Removing old files from ${FW_DIR}/${INTEL_UCODE_DIR}"
		if [ 0 = "$remove_cleanup" ]; then
			find_d "${MC_DIR}/${INTEL_UCODE_DIR}" \
				-maxdepth 1 -mindepth 1 \
				-type f -printf '%f\n'
		else
			cat "$cleanup_intel"
		fi | while read -r fname; do
			name="${FW_DIR}/${INTEL_UCODE_DIR}/${fname}"

			# Needed in case we downgrade to a version where
			# no symlinks in /lib/firmware were used
			if [ 1 = "$remove_cleanup" ]; then
				[ -L "$name" ] || continue
			fi

			[ "xlist" != "x$action" ] || {
				echo "$name"
				continue
			}

			$cmd rm -f $verbose_opt "$name"
		done
		[ "xlist" = "x$action" ] || {
			# Removing possible dangling symlinks
			find_d "${FW_DIR}/${INTEL_UCODE_DIR}" \
				-maxdepth 1 -mindepth 1 \
				-type l -printf '%p\n' \
			| while read -r fname; do
				[ -e "$fname" ] || {
					debug "    Removing danging symlink \"$fname\""
					$cmd rm -f $verbose_opt "$fname"
				}
			done

			$cmd rmdir -p $verbose_opt \
				"${FW_DIR}/${INTEL_UCODE_DIR}" 2>/dev/null \
				|| true
		}
		;;
	esac

	# Adding new ones
	case "$action" in
	add|refresh)
		debug "  Creating symlinks in ${FW_DIR}/${INTEL_UCODE_DIR}"
		$cmd mkdir -p $verbose_opt "${FW_DIR}/${INTEL_UCODE_DIR}"
		$cmd find "${MC_DIR}/${INTEL_UCODE_DIR}" -maxdepth 1 -mindepth 1 \
			-type f -exec bash -c 'ln -fs '"$verbose_opt"' '\''{}'\'' \
				"'"${FW_DIR}/${INTEL_UCODE_DIR}/"'$(basename '\''{}'\'')"' \;
		;;
	esac

	break
done

debug "Running action \"$action\" on kernels $kernel"

if [ 0 = "$remove_cleanup" ]; then
	ls "$DATA_DIR"
else
	cat "$cleanup_caveats"
fi | while read -r i; do
	[ 0 -eq "$skip_caveats" ] || break

	debug "Processing data directory \"$i\"..."

	for k in $(echo "$kernel"); do
		debug "    Processing kernel version \"$k\""
		{
			out=$($check_caveats -k "$k" -c "$i" $verbose_opt)
			ret="$?"
		} || :
		paths=$(printf "%s" "$out" | sed -n 's/^paths //p')
		ignore=$(printf "%s" "$out" | sed -n 's/^skip_cfgs //p')

		[ -z "$ignore" ] || {
			debug "      Configuration is ignored, skipping"
			continue
		}

		case "$action" in
		remove|refresh|list)
			[ "xlist" = "x$action" ] || \
				debug "    Removing \"$paths\" (part of $action)..."

			for p in $(printf "%s" "$paths"); do
				find_d "$DATA_DIR/$i" -path "$DATA_DIR/$i/$p" \
					-printf "%P\n"
			done | while read -r path; do
				[ -e "$FW_DIR/$k/readme-$i" ] || {
					debug "      \"$FW_DIR/$k/readme-$i\"" \
					      "is not found, skipping" \
					      "\"$paths\" removal"

					break
				}

				if [ "xlist" = "x$action" ]; then
					echo "$FW_DIR/$k/$path"
				else
					debug "      Removing \"$FW_DIR/$k/$path\""
					$cmd rm -f $verbose_opt "$FW_DIR/$k/$path"
					$cmd rmdir -p $verbose_opt \
						"$FW_DIR/$k/$(dirname $path)" 2>/dev/null \
						|| true
				fi
			done


			if [ -e "$FW_DIR/$k/readme-$i" ]; then
				if [ "xlist" = "x$action" ]; then
					echo "$FW_DIR/$k/readme-$i"
				else
					$cmd rm -f $verbose_opt \
						"$FW_DIR/$k/readme-$i"
					$cmd rmdir -p $verbose_opt \
						"$FW_DIR/$k" 2>/dev/null || true
				fi
			fi
			;;
		esac

		[ 0 -eq "$ret" ] || {
			debug "    Checking for caveats failed" \
			      "(kernel version \"$k\"), skipping"
			continue
		}

		[ -n "$paths" ] || {
			debug "    List of paths to add is empty, skipping"
			continue
		}

		case "$action" in
		add|refresh)
			debug "    Adding $paths (part of $action)..."

			[ -e "/boot/symvers-$k.gz" ] || {
				debug "      \"/boot/symvers-$k.gz\"" \
				      "does not exist, skipping"
				continue
			}

			for p in $(printf "%s" "$paths"); do
				find_d "$DATA_DIR/$i" -path "$DATA_DIR/$i/$p" \
					-printf "%P\n"
			done | while read -r path; do
				[ ! -e "$FW_DIR/$k/$path" ] || {
					debug "      $FW_DIR/$k/$path already" \
					      "exists, skipping"
					continue
				}

				debug "      Adding \"$FW_DIR/$k/$path\""
				$cmd mkdir -p $verbose_opt \
					"$(dirname "$FW_DIR/$k/$path")"
				$cmd ln -fs $verbose_opt "$DATA_DIR/$i/$path" \
					"$FW_DIR/$k/$path"
			done

			if [ -e "$FW_DIR/$k/readme-$i" ]; then
				debug "        $FW_DIR/$k/readme-$i already" \
				      "exists, skipping creation"
			else
				$cmd cp $verbose_opt "$DATA_DIR/$i/readme" \
					"$FW_DIR/$k/readme-$i"
			fi
			;;
		remove)
		esac
	done
done

# Removing possible dangling symlinks in kernel-specific directories
debug "Checking for dangling symlinks..."
for k in $(echo "$kernel"); do
	debug "  Processing kernel version \"$k\""
	find_d "${FW_DIR}/${k}" \
		-mindepth 1 -type l -printf '%p\n' \
	| while read -r fname; do
		[ -e "$fname" ] || {
			debug "    Removing danging symlink \"$fname\""
			$cmd rm -f $verbose_opt "$fname"
		}
	done
done

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