1*cf5a6c84SAndroid Build Coastguard Worker#!/bin/echo Try "mkroot/mkroot.sh dropbear" 2*cf5a6c84SAndroid Build Coastguard Worker 3*cf5a6c84SAndroid Build Coastguard Worker# Example overlay file, adding dropbear (which requires zlib) 4*cf5a6c84SAndroid Build Coastguard Worker 5*cf5a6c84SAndroid Build Coastguard Workerecho === download source 6*cf5a6c84SAndroid Build Coastguard Worker 7*cf5a6c84SAndroid Build Coastguard Workerdownload e6d119755acdf9104d7ba236b1242696940ed6dd \ 8*cf5a6c84SAndroid Build Coastguard Worker http://downloads.sf.net/libpng/zlib-1.2.11.tar.gz 9*cf5a6c84SAndroid Build Coastguard Worker 10*cf5a6c84SAndroid Build Coastguard Workerdownload 9719ea91b5ce8d93ee9a50b5c3a5bcd628736181 \ 11*cf5a6c84SAndroid Build Coastguard Worker https://matt.ucc.asn.au/dropbear/releases/dropbear-2022.82.tar.bz2 12*cf5a6c84SAndroid Build Coastguard Worker 13*cf5a6c84SAndroid Build Coastguard Workerecho === Native build static zlib 14*cf5a6c84SAndroid Build Coastguard Worker 15*cf5a6c84SAndroid Build Coastguard Workersetupfor zlib 16*cf5a6c84SAndroid Build Coastguard Worker# They keep checking in broken generated files. 17*cf5a6c84SAndroid Build Coastguard Workerrm -f Makefile zconf.h && 18*cf5a6c84SAndroid Build Coastguard WorkerCC=${CROSS_COMPILE}cc LD=${CROSS_COMPILE}ld AS=${CROSS_COMPILE}as ./configure && 19*cf5a6c84SAndroid Build Coastguard Workermake -j $(nproc) || exit 1 20*cf5a6c84SAndroid Build Coastguard Worker 21*cf5a6c84SAndroid Build Coastguard Worker# do _not_ cleanup zlib, we need the files we just built for dropbear 22*cf5a6c84SAndroid Build Coastguard Worker 23*cf5a6c84SAndroid Build Coastguard Workerecho === $HOST Native build static dropbear 24*cf5a6c84SAndroid Build Coastguard Worker 25*cf5a6c84SAndroid Build Coastguard Workersetupfor dropbear 26*cf5a6c84SAndroid Build Coastguard Worker# Repeat after me: "autoconf is useless" 27*cf5a6c84SAndroid Build Coastguard Workerecho 'echo "$@"' > config.sub && 28*cf5a6c84SAndroid Build Coastguard WorkerZLIB="$(echo ../zlib*)" && 29*cf5a6c84SAndroid Build Coastguard WorkerCC="$CROSS_COMPILE"cc CFLAGS="-I $ZLIB -O2" LDFLAGS="-L $ZLIB" ./configure --enable-static \ 30*cf5a6c84SAndroid Build Coastguard Worker --disable-wtmp --host="$(basename "$CROSS_COMPILE" | sed 's/-$//')" && 31*cf5a6c84SAndroid Build Coastguard Workersed -i 's@/usr/bin/dbclient@ssh@' options.h && 32*cf5a6c84SAndroid Build Coastguard Workersed -i 's@\(#define NON_INETD_MODE\) 1@\1 0@' default_options.h && 33*cf5a6c84SAndroid Build Coastguard Workermake -j $(nproc) PROGRAMS="dropbear dbclient dropbearkey dropbearconvert scp" MULTI=1 SCPPROGRESS=1 && 34*cf5a6c84SAndroid Build Coastguard Worker${CROSS_COMPILE}strip dropbearmulti && 35*cf5a6c84SAndroid Build Coastguard Workermkdir -p "$ROOT"/{bin,etc/{rc,dropbear},var/log} && 36*cf5a6c84SAndroid Build Coastguard Workertouch "$ROOT"/var/log/lastlog && 37*cf5a6c84SAndroid Build Coastguard Workercp dropbearmulti "$ROOT"/bin || exit 1 38*cf5a6c84SAndroid Build Coastguard Workerfor i in "$ROOT"/bin/{ssh,dropbear,scp,dropbearkey} 39*cf5a6c84SAndroid Build Coastguard Workerdo 40*cf5a6c84SAndroid Build Coastguard Worker ln -s dropbearmulti $i || exit 1 41*cf5a6c84SAndroid Build Coastguard Workerdone 42*cf5a6c84SAndroid Build Coastguard Worker# We didn't cleanup zlib 43*cf5a6c84SAndroid Build Coastguard Workerunset ZLIB 44*cf5a6c84SAndroid Build Coastguard Workerrm -rf ../zlib-* 45*cf5a6c84SAndroid Build Coastguard Worker# cleanup dropbear 46*cf5a6c84SAndroid Build Coastguard Workercleanup 47*cf5a6c84SAndroid Build Coastguard Worker 48*cf5a6c84SAndroid Build Coastguard Worker# user root password root, user guest no password 49*cf5a6c84SAndroid Build Coastguard Workerecho -e 'root:$1$939UTPzb$/PfVYAsF2Hqi/AQ3UBjbK/:::::::\nguest::::::::' > "$ROOT"/etc/shadow && 50*cf5a6c84SAndroid Build Coastguard Workerchmod 600 "$ROOT"/etc/shadow && 51*cf5a6c84SAndroid Build Coastguard Worker 52*cf5a6c84SAndroid Build Coastguard Workerecho 'netcat -p 22 -L dropbear -iRB &' > "$ROOT"/etc/rc/dropbear && 53*cf5a6c84SAndroid Build Coastguard Worker 54*cf5a6c84SAndroid Build Coastguard Worker# file to run on host to ssh into guest 55*cf5a6c84SAndroid Build Coastguard Workerecho 'ssh -o "UserKnownHostsFile=/dev/null" -o "StrictHostKeyChecking=no" ${1:+$1@}127.0.0.1 -p 2222' > "$OUTPUT"/ssh2dropbear.sh && 56*cf5a6c84SAndroid Build Coastguard Workerchmod +x "$OUTPUT"/ssh2dropbear.sh 57*cf5a6c84SAndroid Build Coastguard Worker 58*cf5a6c84SAndroid Build Coastguard Worker# Forward 127.0.0.1:2222 into qemu instance 59*cf5a6c84SAndroid Build Coastguard WorkerQEMU_MORE+=" -nic user,hostfwd=tcp:127.0.0.1:2222-:22" 60