A little script to setup Ubuntu phone after flashing

#!/bin/bash

exec_with_adb() {
    adb shell chroot /data/ubuntu /usr/bin/env -i PATH=/bin:/usr/bin:/sbin:/usr/sbin:/tools/bin "$@"
}

adb kill-server
sudo adb start-server
adb wait-for-device
adb root
adb wait-for-device
adb shell setprop sys.usb.config rndis,adb
adb wait-for-device

mkdir -p $HOME/downloads/phablet-pkg
wget -c http://ports.ubuntu.com/ubuntu-ports/pool/main/libe/libedit/libedit2_2.11-20080614-5ubuntu1_armhf.deb -P $HOME/downloads/phablet-pkg
wget -c http://ports.ubuntu.com/ubuntu-ports/pool/main/o/openssh/openssh-client_6.0p1-3ubuntu1_armhf.deb -P $HOME/downloads/phablet-pkg
wget -c http://ports.ubuntu.com/ubuntu-ports/pool/main/o/openssh/openssh-server_6.0p1-3ubuntu1_armhf.deb -P $HOME/downloads/phablet-pkg

for f in $HOME/downloads/phablet-pkg/*.deb; do adb push $f /data/ubuntu/; done
exec_with_adb dpkg -i openssh-server_6.0p1-3ubuntu1_armhf.deb openssh-client_6.0p1-3ubuntu1_armhf.deb libedit2_2.11-20080614-5ubuntu1_armhf.deb


echo "Setup sudo"
exec_with_adb sed -i 's/%admin.*ALL=(ALL) ALL/%admin ALL=(ALL) NOPASSWD: ALL/' /data/ubuntu/etc/sudoers

echo "Setup ssh keys"
TARGET_IP=127.0.0.1
USER_ID=32011
echo "install_ssh_key"
ssh-keygen -R $TARGET_IP
HOME_DIR=/data/ubuntu/home/phablet
adb push ~/.ssh/id_rsa.pub $HOME_DIR/.ssh/authorized_keys
adb shell chown $USER_ID:$USER_ID $HOME_DIR/.ssh
adb shell chown $USER_ID:$USER_ID $HOME_DIR/.ssh/authorized_keys
adb shell chmod 700 $HOME_DIR/.ssh
adb shell chmod 600 $HOME_DIR/.ssh/authorized_keys

echo "Setup your NetworkManager for reverse tethering, please"
read
sshphablet sudo dhclient usb0 -v
echo "Waiting for connectivity"
while true; do sshphablet ping google.com -c1 && break; done

cat > /tmp/sources.list << EOF
deb http://ppa.launchpad.net/canonical-qt5-edgers/qt5-proper/ubuntu quantal main
deb http://ppa.launchpad.net/phablet-team/ppa/ubuntu quantal main
deb-src http://ppa.launchpad.net/phablet-team/ppa/ubuntu quantal main
deb http://ports.ubuntu.com/ubuntu-ports/ quantal main restricted universe multiverse
deb http://ppa.launchpad.net/m-gehre/ppa/ubuntu quantal main
EOF

echo "Pushing sources.list"
adb push /tmp/sources.list /data/ubuntu/etc/apt/sources.list

echo "Updating keys"
exec_with_adb apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 5C5364B55E51A24C
exec_with_adb apt-key adv --keyserver keyserver.ubuntu.com --recv-keys D1106511179518B2
exec_with_adb apt-key adv --keyserver keyserver.ubuntu.com --recv-keys EB93C836EDDD560E

echo "Running apt-get update"
exec_with_adb apt-get -y update