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|
#!/bin/bash -e
error()
{
echo >&2 "apt-zip/methods/$(basename $0) ERROR: $*"
exit 1
}
warn()
{
echo >&2 "apt-zip/methods/$(basename $0) WARNING: $*"
}
###############
# write header
#
cat <<EOF
#!/bin/sh
# This file was auto-generated by apt-zip-list ${APTZIPVERSION}
# Method: wget - Options: ${OPTIONS}
err(){
echo >&2 "Fetching \$1 failed (\$2)"
}
check(){
[ ! -r "\$1" ] && return 1
[ "\`which md5sum\`" ] &&
if [ "\`md5sum \$1 | cut -d' ' -f1\`" = \$2 ]
then return 0
else err \$1 "wrong MD5"; return 1
fi
[ "\`which gzip\`" ] &&
if ar p \$1 data.tar.gz | gzip -t
then return 0
else err \$1 "wrong contents"; return 1
fi
return \$3
}
EOF
###############
# Differences between gnutar and solaris
#
if [ "$OPTION_SOLARISTAR" != 0 ] ; then
TAR=${OPTION_SOLARISTAR}
TAREXTRACT=xnf
TARTEST=tnqif
TARADD=rnf
elif [ "$OPTION_GNUTAR" != 0 ] ; then
TAR=${OPTION_GNUTAR}
TAREXTRACT=xf
TARTEST=tf
TARADD=rf
else
TAR=${OPTION_TAR}
TAREXTRACT=xf
TARTEST=tf
TARADD=rf
fi
[ "$OPTION_RESTART" = 0 -a "$OPTION_GNUTAR" != 0 -a "$OPTION_SOLARISTAR" = 0 ] && warn "RESTART without SOLARISTAR is currently awfully slow"
###############
# Stuff dependant on RESTART option
#
if [ "$OPTION_RESTART" = 0 ]
then
cat <<EOF
do_wget() {
wget -t3 -nv -O \$2 \$1
check \$2 \$4 \$?
return \$?
}
EOF
else
if [ "$OPTION_GNUTAR" != 0 ]
then
OLDTARFILE=old-$APTZIPTARFILE
cat <<EOF
[ -r $APTZIPTARFILE ] &&
if [ -r $OLDTARFILE ]
then
$OPTION_GNUTAR Af $OLDTARFILE $APTZIPTARFILE
else
mv $APTZIPTARFILE $OLDTARFILE
fi
do_wget() {
if [ -r $OLDTARFILE ] && $TAR $TARTEST $OLDTARFILE \$2 >/dev/null 2>&1
then
$TAR $TAREXTRACT $OLDTARFILE \$2
if check \$2 \$4 \$? ; then echo "Already got \$2"; return 0; fi
fi
wget -t3 -nv -O \$2 \$1
check \$2 \$4 \$?
return \$?
}
EOF
elif [ "$OPTION_TAR" = 0 ] ; then
cat <<EOF
do_wget() {
if check ../\$2 \$4 \$? ; then echo "Already got \$2"; return 1; fi
wget -t3 -nv -O \$2 \$1
check \$2 \$4 \$?
return \$?
}
EOF
else # OPTION_GNUTAR == 0 and OPTION_TAR != 0
error "RESTART only supported with GNUTAR or without TAR"
fi
fi
###############
# Stuff dependant on TAR option
#
if [ "$OPTION_TAR" = 0 ]
then
cat <<EOF
getfile(){
do_wget \$1 \$2 \$3 \$4 &&
mv \$2 ../
}
mkdir -p partial && cd partial || error "Cannot change to directory ./partial"
EOF
else
cat <<EOF
getfile(){
do_wget \$1 \$2 \$3 \$4 &&
$TAR $TARADD $APTZIPTARFILE \$2 &&
rm \$2
}
touch foo-stamp && $OPTION_TAR cf $APTZIPTARFILE foo-stamp && rm foo-stamp
EOF
fi
###############
# Feed the data to the core function
#
cat <<-EOF
while read URL FILE SIZE MD5
do getfile \$URL \$FILE \$SIZE \$MD5 || true
done <<EOP
EOF
###############
# The data itself
#
cat
###############
# End-Of-Packages marker
#
echo "EOP"
|
