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Avoid concurrent downloads of the same package

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MilhouseVH 2016-01-03 07:14:57 +00:00 committed by Stephan Raue
parent 9721c185b5
commit 6129eff668
1 changed files with 10 additions and 2 deletions
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12
scripts/get
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@ -28,6 +28,16 @@ if [ -z "$1" ]; then
fi fi
if [ -n "$PKG_URL" ]; then if [ -n "$PKG_URL" ]; then
mkdir -p $SOURCES/$1
# Avoid concurrent downloads of the same package
_isblocked=N
exec 99>$SOURCES/$1/.lock
while ! flock --nonblock --exclusive 99; do
[ ${_isblocked} == N ] && { echo "Project ${PROJECT} waiting to avoid concurrent download of ${1}..."; _isblocked=Y; }
sleep 1
done
for i in $PKG_URL; do for i in $PKG_URL; do
SOURCE_NAME="`basename $i`" SOURCE_NAME="`basename $i`"
PACKAGE="$SOURCES/$1/$SOURCE_NAME" PACKAGE="$SOURCES/$1/$SOURCE_NAME"
@ -40,8 +50,6 @@ if [ -n "$PKG_URL" ]; then
STAMP="$PACKAGE.url" STAMP="$PACKAGE.url"
MD5SUM="$PACKAGE.md5" MD5SUM="$PACKAGE.md5"
mkdir -p $SOURCES/$1
if [ -f "$STAMP" ]; then if [ -f "$STAMP" ]; then
[ "`cat $STAMP`" = "$i" ] && continue [ "`cat $STAMP`" = "$i" ] && continue
fi fi