void-packages/xbps-src/shutils/fetch_funcs.sh

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#-
# Copyright (c) 2008-2010 Juan Romero Pardines.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#-
#
# Verifies that file's checksum downloaded matches what it's specified
# in template file.
#
verify_sha256_cksum()
{
local file="$1"
local origsum="$2"
[ -z "$file" -o -z "$cksum" ] && return 1
msg_normal "'$pkgname-$lver': verifying checksum for distfile '$file'... "
filesum=$(${XBPS_DIGEST_CMD} $XBPS_SRCDISTDIR/$file)
if [ "$origsum" != "$filesum" ]; then
echo
2011-06-26 22:38:17 +02:00
msg_error "SHA256 mismatch for '$file:'\n$filesum\n"
fi
msg_normal_append "OK.\n"
}
#
# Downloads the distfiles and verifies checksum for all them.
#
fetch_distfiles()
{
local pkg="$1" upcksum="$2" dfiles localurl dfcount=0 ckcount=0 f
[ -z $pkgname ] && return 1
#
# There's nothing of interest if we are a meta template.
#
[ "$build_style" = "meta-template" ] && return 0
[ -f "$XBPS_FETCH_DONE" ] && return 0
#
# If nofetch is set in a build template, skip this phase
# entirely and run the do_fetch() function.
#
if [ -n "$revision" ]; then
lver="${version}_${revision}"
else
lver="${version}"
fi
if [ -n "$nofetch" ]; then
cd ${XBPS_BUILDDIR}
[ -n "$build_wrksrc" ] && mkdir -p "$wrksrc"
run_func do_fetch
touch -f $XBPS_FETCH_DONE
return 0
fi
cd $XBPS_SRCDISTDIR || return 1
for f in ${distfiles}; do
curfile=$(basename $f)
if [ -f "$XBPS_SRCDISTDIR/$curfile" ]; then
for i in ${checksum}; do
if [ $dfcount -eq $ckcount -a -n $i ]; then
cksum=$i
found=yes
break
fi
ckcount=$(($ckcount + 1))
done
if [ -z $found ]; then
msg_error "cannot find checksum for $curfile.\n"
fi
verify_sha256_cksum $curfile $cksum
if [ $? -eq 0 ]; then
unset cksum found
ckcount=0
dfcount=$(($dfcount + 1))
continue
fi
fi
msg_normal "'$pkgname-$lver': fetching distfile '$curfile'...\n"
if [ -n "$distfiles" ]; then
localurl="$f"
else
localurl="$url/$curfile"
fi
$XBPS_FETCH_CMD $localurl
if [ $? -ne 0 ]; then
unset localurl
if [ ! -f $XBPS_SRCDISTDIR/$curfile ]; then
msg_error "couldn't fetch $curfile.\n"
else
msg_error "there was an error fetching $curfile.\n"
fi
else
unset localurl
#
# XXX duplicate code.
#
for i in ${checksum}; do
if [ $dfcount -eq $ckcount -a -n $i ]; then
cksum=$i
found=yes
break
fi
ckcount=$(($ckcount + 1))
done
if [ -z $found ]; then
msg_error "cannot find checksum for $curfile.\n"
fi
verify_sha256_cksum $curfile $cksum
if [ $? -eq 0 ]; then
unset cksum found
ckcount=0
fi
fi
dfcount=$(($dfcount + 1))
done
unset lver cksum found
}