This is an automated email from the git hooks/post-receive script. x2go pushed a commit to branch feature/mate-minidesktop in repository live-build-x2go. commit eb96dadd73eae17a806bda72e690267238033ccf Author: Stefan Baur (BAUR-ITCS) <kontakt@baur-itcs.de> Date: Wed Jul 26 17:17:59 2017 +0200 timestamp is now checked before BWLIMIT is determined -> faster, less traffic --- .../lib/live/config/2400-live-autoupdate | 66 ++++++++++++++++------ 1 file changed, 48 insertions(+), 18 deletions(-) diff --git a/config/includes.chroot/lib/live/config/2400-live-autoupdate b/config/includes.chroot/lib/live/config/2400-live-autoupdate index 2e749ee..0770aca 100755 --- a/config/includes.chroot/lib/live/config/2400-live-autoupdate +++ b/config/includes.chroot/lib/live/config/2400-live-autoupdate @@ -2,6 +2,20 @@ # this is not /bin/bash, so "echo -e" is not supported, but the default when calling "echo" +check_timestamp () +{ #this attempts to download a timestamp file + echo -n "\n$(date +'%F | %T | ')'$0': starting timestamp download ..." + if ! $DOWNLOADCOMMANDFORTIMESTAMP; then + return 1 + else + RUNNINGVERSION=$(stat -c %Y /lib/live/mount/rootfs/filesystem.squashfs/lib) + if [ $RUNNINGVERSION -ge $(cat $TEMPDIR/x2go-tce-timestamp) ] ; then + return 5 + fi + fi + return 0 +} + show_versions () { # This prints the TCE versions that are stored on the local medium to the log output LISTOFTIMESTAMPFILES=$(find /lib/live/mount/findiso/boot -name "x2go-tce-timestamp") @@ -276,6 +290,23 @@ echo -n " live-autoupdater (backgrounding update task)" if echo "$DOWNLOADURL" | grep -q "^http" || \ echo "$DOWNLOADURL" | grep -q "^ftp" then + DOWNLOADCOMMANDFORTIMESTAMP="wget -Nr -l 1 -nd -P "$TEMPDIR" \ + --progress=bar:force \ + $DOWNLOADURL/x2go-tce-timestamp" + + check_timestamp + if [ $? -eq 1 ]; then + echo -n "\n$(date +'%F | %T | ')'$0': an error occurred during timestamp download; trying full download instead ..." + elif [ $? -eq 5 ]; then + cleanup + echo -n "\n$(date +'%F | %T | ')'$0': Nothing to do. - Files on server not newer than '$RUNNINGSYSTEMNAME'." + echo -n "\n$(date +'%F | %T | ')'$0': ('$RUNNINGSYSTEMNAME' is Version $RUNNINGVERSION - $(date --date=@$RUNNINGVERSION))." + return 0 # current is newest, nothing to do, we want to avoid + # unneccessary writes to the medium + else + : # NOP + fi + # Attempt to determine available bandwidth & to set BWLIMIT accordingly echo -n "\n$(date +'%F | %T | ')'$0': Attempting to determine available bandwidth for wget.\n" wget -Nr -P /tmp/ -nd \ @@ -311,12 +342,26 @@ echo -n " live-autoupdater (backgrounding update task)" DOWNLOADCOMMAND="wget -Nr -l 1 -nd -P "$TEMPDIR" \ --progress=bar:force \ --limit-rate=${BWLIMIT}k $DOWNLOADURL" - DOWNLOADCOMMANDFORTIMESTAMP="wget -Nr -l 1 -nd -P "$TEMPDIR" \ - --progress=bar:force \ - --limit-rate=${BWLIMIT}k $DOWNLOADURL/x2go-tce-timestamp" elif echo "$DOWNLOADURL" | grep -q "^rsync"; then + DOWNLOADCOMMANDFORTIMESTAMP="rsync -aPv --inplace $DOWNLOADURL/x2go-tce-timestamp \ + $TEMPDIR" + + check_timestamp + if [ $? -eq 1 ]; then + echo -n "\n$(date +'%F | %T | ')'$0': an error occurred during timestamp download; trying full download instead ..." + elif [ $? -eq 5 ]; then + cleanup + echo -n "\n$(date +'%F | %T | ')'$0': Nothing to do. - Files on server not newer than '$RUNNINGSYSTEMNAME'." + echo -n "\n$(date +'%F | %T | ')'$0': ('$RUNNINGSYSTEMNAME' is Version $RUNNINGVERSION - $(date --date=@$RUNNINGVERSION))." + return 0 # current is newest, nothing to do, we want to avoid + # unneccessary writes to the medium + else + : # NOP + fi + + # Attempt to determine available bandwidth & to set BWLIMIT accordingly echo -n "\n$(date +'%F | %T | ')'$0': Attempting to determine available bandwidth for rsync.\n" rsync -hh -aPv -W --inplace --log-file=/tmp/dl.log $DOWNLOADURL/x2go-tce-initrd.img \ @@ -348,8 +393,6 @@ echo -n " live-autoupdater (backgrounding update task)" echo -n "\n$(date +'%F | %T | ')'$0': Determined bandwidth limit: '$BWLIMIT KB/s'" DOWNLOADCOMMAND="rsync -aPv --inplace --bwlimit=$BWLIMIT $DOWNLOADURL/ \ $TEMPDIR" - DOWNLOADCOMMANDFORTIMESTAMP="rsync -aPv --inplace --bwlimit=$BWLIMIT $DOWNLOADURL/x2go-tce-timestamp \ - $TEMPDIR" else [ -n "$NTFSROOT" ] && umount $MOUNTPOINT echo -n "\n$(date +'%F | %T | ')'$0': Unsupported download mechanism - aborting." @@ -361,19 +404,6 @@ echo -n " live-autoupdater (backgrounding update task)" # Proceed to download from update location # - echo -n "\n$(date +'%F | %T | ')'$0': starting timestamp download ..." - if ! $DOWNLOADCOMMANDFORTIMESTAMP; then - echo -n "\n$(date +'%F | %T | ')'$0': an error occurred during timestamp download; trying full download instead ..." - else - RUNNINGVERSION=$(stat -c %Y /lib/live/mount/rootfs/filesystem.squashfs/lib) - if [ $RUNNINGVERSION -ge $(cat $TEMPDIR/x2go-tce-timestamp) ] ; then - cleanup - echo -n "\n$(date +'%F | %T | ')'$0': Nothing to do. - Files on server not newer than '$RUNNINGSYSTEMNAME'." - echo -n "\n$(date +'%F | %T | ')'$0': ('$RUNNINGSYSTEMNAME' is Version $RUNNINGVERSION - $(date --date=@$RUNNINGVERSION))." - return 0 # current is newest, nothing to do, we want to avoid - # unneccessary writes to the medium - fi - fi echo -n "\n$(date +'%F | %T | ')'$0': starting download ..." while ! $DOWNLOADCOMMAND; do -- Alioth's /srv/git/code.x2go.org/live-build-x2go.git//..//_hooks_/post-receive-email on /srv/git/code.x2go.org/live-build-x2go.git