+}
+
+changetowebserver() {
+ if [ "$1" != '--no-rewrite' ]; then
+ rewritesourceslist 'http://localhost:8080/'
+ else
+ shift
+ fi
+ local LOG='/dev/null'
+ if test -x ${APTWEBSERVERBINDIR}/aptwebserver; then
+ cd aptarchive
+ aptwebserver -o aptwebserver::fork=1 "$@" >$LOG 2>&1
+ local PID="$(cat aptwebserver.pid)"
+ if [ -z "$PID" ]; then
+ msgdie 'Could not fork aptwebserver successfully'
+ fi
+ addtrap "kill $PID;"
+ cd - > /dev/null
+ else
+ msgdie 'You have to build aptwerbserver or install a webserver'
+ fi
+}
+
+changetohttpswebserver() {
+ if ! which stunnel4 >/dev/null; then
+ msgdie 'You need to install stunnel4 for https testcases'
+ fi
+ if [ ! -e "${TMPWORKINGDIRECTORY}/aptarchive/aptwebserver.pid" ]; then
+ changetowebserver --no-rewrite
+ fi
+ echo "pid = ${TMPWORKINGDIRECTORY}/aptarchive/stunnel.pid
+cert = ${TESTDIRECTORY}/apt.pem
+output = /dev/null
+
+[https]
+accept = 4433
+connect = 8080
+" > ${TMPWORKINGDIRECTORY}/stunnel.conf
+ stunnel4 "${TMPWORKINGDIRECTORY}/stunnel.conf"
+ local PID="$(cat ${TMPWORKINGDIRECTORY}/aptarchive/stunnel.pid)"
+ addtrap 'prefix' "kill ${PID};"
+ rewritesourceslist 'https://localhost:4433/'
+}
+
+changetocdrom() {
+ mkdir -p rootdir/media/cdrom/.disk
+ local CD="$(readlink -f rootdir/media/cdrom)"
+ echo "acquire::cdrom::mount \"${CD}\";" > rootdir/etc/apt/apt.conf.d/00cdrom
+ echo 'acquire::cdrom::autodetect 0;' >> rootdir/etc/apt/apt.conf.d/00cdrom
+ echo -n "$1" > ${CD}/.disk/info
+ if [ ! -d aptarchive/dists ]; then
+ msgdie 'Flat file archive cdroms can not be created currently'
+ return 1
+ fi
+ mv aptarchive/dists $CD
+ ln -s "$(readlink -f ./incoming)" $CD/pool
+ find rootdir/etc/apt/sources.list.d/ -name 'apt-test-*.list' -delete
+}
+
+downloadfile() {
+ PROTO="$(echo "$1" | cut -d':' -f 1)"
+ local DOWNLOG="${TMPWORKINGDIRECTORY}/download.log"
+ rm -f "$DOWNLOG"
+ touch "$DOWNLOG"
+ {
+ echo "601 Configuration
+Config-Item: Acquire::https::CaInfo=${TESTDIR}/apt.pem
+Config-Item: Debug::Acquire::${PROTO}=1
+
+600 Acquire URI
+URI: $1
+Filename: ${2}
+"
+ # simple worker keeping stdin open until we are done (201) or error (400)
+ # and requesting new URIs on try-agains/redirects inbetween
+ { tail -n 999 -f "$DOWNLOG" & echo "TAILPID: $!"; } | while read f1 f2; do
+ if [ "$f1" = 'TAILPID:' ]; then
+ TAILPID="$f2"
+ elif [ "$f1" = 'New-URI:' ]; then
+ echo "600 Acquire URI
+URI: $f2
+Filename: ${2}
+"
+ elif [ "$f1" = '201' ] || [ "$f1" = '400' ]; then
+ # tail would only die on next read – which never happens
+ test -z "$TAILPID" || kill -s HUP "$TAILPID"
+ break
+ fi
+ done
+ } | LD_LIBRARY_PATH=${BUILDDIRECTORY} ${BUILDDIRECTORY}/methods/${PROTO} 2>&1 | tee "$DOWNLOG"
+ rm "$DOWNLOG"
+ # only if the file exists the download was successful
+ if [ -e "$2" ]; then
+ return 0
+ else
+ return 1
+ fi