With Mike Clarke help introduce fast space calculating. Other minor fixes.
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Slawomir Wojciech Wojtczak (vermaden)
parent
e3eb490ed7
commit
40714d0a03
85
beadm
85
beadm
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@ -1,7 +1,8 @@
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#!/bin/sh -e
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# Copyright 2012 Slawomir Wojciech Wojtczak (vermaden). All rights reserved.
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# Copyright 2012 Bryan Drewery (bdrewery). All rights reserved.
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# Copyright (c) 2012 Slawomir Wojciech Wojtczak (vermaden). All rights reserved.
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# Copyright (c) 2012 Bryan Drewery (bdrewery). All rights reserved.
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# Copyright (c) 2012 Mike Clarke (rawthey). All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that following conditions are met:
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@ -36,13 +37,16 @@ __usage() {
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local NAME=${0##*/}
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echo "usage:"
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echo " ${NAME} activate beName"
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echo " ${NAME} create [-e nonActiveBe | -e beName@snapshot] beName"
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echo " ${NAME} create [-e nonActiveBe] beName"
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echo " ${NAME} create [-e beName@snapshot] beName"
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echo " ${NAME} create beName@snapshot"
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echo " ${NAME} destroy [-F] beName | beName@snapshot"
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echo " ${NAME} list [-S]"
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echo " ${NAME} destroy [-F] beName"
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echo " ${NAME} destroy [-F] beName@snapshot"
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echo " ${NAME} list"
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echo " ${NAME} mount"
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echo " ${NAME} mount beName [mountpoint]"
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echo " ${NAME} umount | unmount [-f] beName"
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echo " ${NAME} umount [-f] beName"
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echo " ${NAME} unmount [-f] beName"
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echo " ${NAME} rename origBeName newBeName"
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exit 1
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}
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@ -144,19 +148,22 @@ case ${1} in
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__usage
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fi
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BENAME_STARTS_WITH="${POOL}/ROOT"
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LIST=$( zfs list -o name,used,mountpoint,creation -s creation -H -d 1 -r ${POOL}/ROOT | grep -E "^${POOL}/ROOT/" )
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LIST=$( zfs list -o name,mountpoint,creation -s creation -H -d 1 -r ${POOL}/ROOT | grep -E "^${POOL}/ROOT/" )
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WIDTH_CREATION=$( echo "${LIST}" | awk '{print $5}' | wc -L )
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WIDTH_NAME=$( echo "${LIST}" | awk '{print $1}' | wc -L )
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WIDTH_NAME=$(( ${WIDTH_NAME} - ${#BENAME_STARTS_WITH} - 1 ))
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printf "%-${WIDTH_NAME}s %-6s %-10s %6s %6s %s\n" \
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BE Active Mountpoint Space Policy Created
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if [ "${2}" = "-S" ]
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then
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# do the detailed space calculation [-S]
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USED_ALL=$( zfs list -H -t all -o name,used )
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fi
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# shell strips out line breaks from the command output so we add ~ to
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# end of each line for use as a record separator later by AWK. The ~
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# is not a valid character for use in zfs components so it is not
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# likely to cause problems by appearing anywhere else in the output
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USED_ALL=$( zfs list -H -t all -o name,origin,used -r ${POOL}/ROOT \
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| sed 1d \
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| sed '/0$/d;s/K$/ 1/;s/M$/ 1024/;s/G$/ 1048576/;s/T$/ 1073741824/;s/P$/ 1099511627776/;s/E$/ 1125899906842624/;s/Z$/ 1152921504606846976/' \
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| sed 's/$/~/' )
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echo "${LIST}" \
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| while read NAME USED MOUNTPOINT Y m d H M
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| while read NAME MOUNTPOINT Y m d H M
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do
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TOTAL=0
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NAME=${NAME##*/}
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@ -177,37 +184,23 @@ case ${1} in
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(N|NR) MOUNT="/" ;;
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(*) MOUNT="-" ;;
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esac
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if [ "${2}" = "-S" ]
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then
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while read I
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do
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USED=$( echo "${USED_ALL}" | grep -m 1 "^${I}" | awk '{print $2}' )
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case "${USED}" in
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(0) continue ;;
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(*K) USED=$( echo ${USED} | awk '{TMP=gsub(/K/,""); TMP=$0*10; gsub(/\..*/,"",TMP); print TMP"00"}' ) ;;
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(*M) USED=$( echo ${USED} | awk '{TMP=gsub(/M/,""); TMP=$0*10; gsub(/\..*/,"",TMP); print TMP"00000"}' ) ;;
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(*G) USED=$( echo ${USED} | awk '{TMP=gsub(/G/,""); TMP=$0*10; gsub(/\..*/,"",TMP); print TMP"00000000"}' ) ;;
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(*T) USED=$( echo ${USED} | awk '{TMP=gsub(/T/,""); TMP=$0*10; gsub(/\..*/,"",TMP); print TMP"00000000000"}' ) ;;
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(*P) USED=$( echo ${USED} | awk '{TMP=gsub(/P/,""); TMP=$0*10; gsub(/\..*/,"",TMP); print TMP"00000000000000"}' ) ;;
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(*E) USED=$( echo ${USED} | awk '{TMP=gsub(/E/,""); TMP=$0*10; gsub(/\..*/,"",TMP); print TMP"00000000000000000"}' ) ;;
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(*Z) USED=$( echo ${USED} | awk '{TMP=gsub(/Z/,""); TMP=$0*10; gsub(/\..*/,"",TMP); print TMP"00000000000000000000"}' ) ;;
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esac
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TOTAL=$( echo | awk -v used=${USED} -v total=${TOTAL} '{print used + total}' )
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done << EOF
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$( zfs list -H -t all -o name,origin -r "${BENAME_STARTS_WITH}/${NAME}" | tr '\t' '\n' | grep -v "^-$" )
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EOF
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case $( echo "${TOTAL}" | awk '{print length($0)}' ) in
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(4|5|6) TOTAL=$( echo ${TOTAL} | awk '{printf (substr($0,0,length($0)-2)/10)"K"}' ); ;;
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(7|8|9) TOTAL=$( echo ${TOTAL} | awk '{printf (substr($0,0,length($0)-5)/10)"M"}' ); ;;
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(10|11|12) TOTAL=$( echo ${TOTAL} | awk '{printf (substr($0,0,length($0)-8)/10)"G"}' ); ;;
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(13|14|15) TOTAL=$( echo ${TOTAL} | awk '{printf (substr($0,0,length($0)-11)/10)"T"}' ); ;;
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(16|17|18) TOTAL=$( echo ${TOTAL} | awk '{printf (substr($0,0,length($0)-14)/10)"P"}' ); ;;
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(19|20|21) TOTAL=$( echo ${TOTAL} | awk '{printf (substr($0,0,length($0)-17)/10)"E"}' ); ;;
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(22|23|24) TOTAL=$( echo ${TOTAL} | awk '{printf (substr($0,0,length($0)-20)/10)"Z"}' ); ;;
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esac
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else
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TOTAL=${USED}
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fi
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# get the name of origin snapshot for boot environment
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SNAPSHOT=$( zfs list -H -t all -o name,origin sys/ROOT/${NAME} | awk -F '@' '{print $2}' )
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# calculate space total usage for boot environment
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TOTAL=$( echo ${USED_ALL} \
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| awk -v RS=~ -v match1="^${POOL}\/ROOT\/${NAME}"'(([@/]+.*)|$)' -v match2="@${SNAPSHOT}$" \
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'BEGIN {total=0}
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($1 ~ match1) || ($1 ~ match2) {total += $3 * $4}
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END {
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if (total <= 1024) { unit = "K"; }
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else if (total <= 1048576) { total = total / 1024; unit = "M"; }
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else if (total <= 1073741824) { total = total / 1048576; unit = "G"; }
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else if (total <= 1099511627776) { total = total / 1073741824; unit = "T"; }
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else if (total <= 1125899906842624) { total = total / 1099511627776; unit = "P"; }
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else if (total <= 1152921504606846976) { total = total / 1125899906842624; unit = "E"; }
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else { total = total / 1152921504606846976; unit = "Z"; }
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printf ("%.1f%s",total,unit);
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}' )
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printf "%-${WIDTH_NAME}s %-6s %-10s %6s %-6s " ${NAME} ${ACTIVE} ${MOUNT} ${TOTAL} "static"
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date -j -f "%a %b %d %H:%M %Y" "${Y} ${m} ${d} ${H} ${M}" +"%Y-%m-%d %H:%M"
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done
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@ -398,11 +391,11 @@ EOF
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done
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done
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# destroy origins used by destroyed boot environment
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ALL_ORIGINS=$( zfs list -H -t all -o origin )
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SNAPSHOTS=$( zfs list -H -t snapshot -o name )
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echo "${ORIGIN_SNAPSHOTS}" \
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| while read S
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do
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echo "${ALL_ORIRINS}" \
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echo "${SNAPSHOTS}" \
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| grep "@${S}$" \
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| while read I
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do
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