#!/bin/sh

set -e

ONEHOME=/var/lib/one
ONE_GROUP=cloud
ONE_USER=oneadmin

# Add oneadmin user into libvirt group
if getent group libvirt >/dev/null && ! getent group libvirt | cut -f4 -d: | grep -q "\<$ONE_USER\>"; then
    adduser $ONE_USER libvirt
fi

# Add oneadmin user into kvm group
if getent group kvm >/dev/null && ! getent group kvm | cut -f4 -d: | grep -q "\<$ONE_USER\>"; then
    adduser $ONE_USER kvm
fi

# Backup libvirt/QEMU configuration, reconfigure for OpenNebula
if [ -e /etc/libvirt/qemu.conf ]; then
    cp -f /etc/libvirt/qemu.conf "/etc/libvirt/qemu.conf.$(date +'%Y-%m-%d_%H:%M:%S')"
fi

AUGTOOL=$(augtool -A 2>/dev/null <<EOF
set /augeas/load/Libvirtd_qemu/lens Libvirtd_qemu.lns
set /augeas/load/Libvirtd_qemu/incl /etc/libvirt/qemu.conf
load

set /files/etc/libvirt/qemu.conf/user oneadmin
set /files/etc/libvirt/qemu.conf/group cloud
set /files/etc/libvirt/qemu.conf/dynamic_ownership 0

save
EOF
)

# generate generic qemu-kvm-one symlink
/usr/bin/qemu-kvm-one-gen

if [ -n "${AUGTOOL}" ] && [ -z "${AUGTOOL##*Saved *}" ]; then
    systemctl try-restart libvirtd 2>/dev/null || true
fi

# # Automatically added by dh_systemd_enable/12.10ubuntu1
# if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# 	if deb-systemd-helper debian-installed 'opennebula-gate-proxy.service'; then
# 		# This will only remove masks created by d-s-h on package removal.
# 		deb-systemd-helper unmask 'opennebula-gate-proxy.service' >/dev/null || true
#
# 		if deb-systemd-helper --quiet was-enabled 'opennebula-gate-proxy.service'; then
# 			# Create new symlinks, if any.
# 			deb-systemd-helper enable 'opennebula-gate-proxy.service' >/dev/null || true
# 		fi
# 	fi
#
# 	# Update the statefile to add new symlinks (if any), which need to be cleaned
# 	# up on purge. Also remove old symlinks.
# 	deb-systemd-helper update-state 'opennebula-gate-proxy.service' >/dev/null || true
# fi
# # End automatically added section


































create_cloudgroup() {
    if ! getent group $ONE_GROUP > /dev/null 2>&1; then
        addgroup --system --gid $ONE_GID $ONE_GROUP
    fi
}

create_oneuser() {
    if ! getent passwd $ONE_USER > /dev/null 2>&1; then
        adduser --system --gecos "$ONE_COMMENT" --uid $ONE_UID --ingroup $ONE_GROUP --home $ONEHOME --shell /bin/ash $ONE_USER
    else
        ONEHOME=`getent passwd $ONE_USER | cut -f6 -d:`
        # Renable user (give him a shell)
        usermod --shell /bin/ash $ONE_USER
    fi

    if ! getent group disk | grep "\b$ONE_USER\b" &>/dev/null; then
        usermod -a -G disk $ONE_USER
    fi
}

create_cloudgroup
create_oneuser

# Install ~oneadmin/.ssh/config if not present on a fresh install only
if [ ! -e "${ONEHOME}/.ssh/config" ] && [ -z "$2" ]; then
    if [ ! -d "${ONEHOME}/.ssh" ]; then
        mkdir -p "${ONEHOME}/.ssh"
        chmod 0700 "${ONEHOME}/.ssh"
        chown "$ONE_USER:$ONE_GROUP" "${ONEHOME}/.ssh"
    fi
    cp /usr/share/one/ssh/config "${ONEHOME}/.ssh/config"
    chmod 0600 "${ONEHOME}/.ssh/config"
    chown "$ONE_USER:$ONE_GROUP" "${ONEHOME}/.ssh/config"
fi

# Set permissions and owner oneadmin:cloud
for F in /var/lock/one /var/log/one /var/run/one
do
  if [ ! -d "${F}" ]; then
    mkdir -p "${F}"
    chmod 0750 "${F}"
    chown "${ONE_USER}:${ONE_GROUP}" "${F}"
  fi
done

exit 0