spksrc.service.installer.dsm7

#!/bin/sh

# DSM 5 -> 7 upgrade path:
# Not supported
# DSM 6 -> 7 upgrade path:
# files are migrated from ${SYNOPKG_PKGDEST}/var to ${SYNOPKG_PKGVAR}
# Not supported (yet)

INST_ETC="/var/packages/${SYNOPKG_PKGNAME}/etc"
INST_VARIABLES="${INST_ETC}/installer-variables"
INST_VAR="${SYNOPKG_PKGVAR}"

# Optional FWPORTS file
FWPORTS_FILE="/var/packages/${SYNOPKG_PKGNAME}/conf/${SYNOPKG_PKGNAME}.sc"

TMP_DIR="${SYNOPKG_TEMP_UPGRADE_FOLDER}/var"

# Source package specific variable and functions
SVC_SETUP=`dirname $0`"/service-setup"
if [ -r "${SVC_SETUP}" ]; then
    . "${SVC_SETUP}"
fi

# Reload wizard variables stored by postinst
if [ -r "${INST_VARIABLES}" ]; then
    . "${INST_VARIABLES}"
fi

# Expect user to be set from package specific variables
if [ -n "${USER}" -a -z "${USER_DESC}" ]; then
    USER_DESC="User running $SYNOPKG_PKGNAME"
fi

# Default description if group name provided by UI
if [ -n "${GROUP}" -a -z "${GROUP_DESC}" ]; then
    GROUP_DESC="SynoCommunity Package Group"
fi

# Extract share volume and share name from download location if provided
if [ -n "${SHARE_PATH}" ]; then
    SHARE_VOLUME=$(echo "${SHARE_PATH}" | awk -F/ '{print "/"$2}')
    SHARE_NAME=$(echo "${SHARE_PATH}" | awk -F/ '{print $3}')
fi

# Tools shortcuts
MV="/bin/mv -f"
RM="/bin/rm -rf"
CP="/bin/cp -rfp"
MKDIR="/bin/mkdir -p"
LN="/bin/ln -nsf"
TEE="/usr/bin/tee -a"

### Functions library

log ()
{
    echo "$1" 1>&2 # /var/log/packages/{package}.log
}


log_step ()
{
    log $(date)
    log "===> Step $1. USER=$USER GROUP=$GROUP SHARE_PATH=${SHARE_PATH}"
}

save_wizard_variables ()
{
    if [ -e "${INST_VARIABLES}" ]; then
        $RM "${INST_VARIABLES}"
    fi
    if [ -n "${GROUP}" ]; then
        echo "GROUP=${GROUP}" >> ${INST_VARIABLES}
    fi
    if [ -n "${SHARE_PATH}" ]; then
        echo "SHARE_PATH=${SHARE_PATH}" >> ${INST_VARIABLES}
    fi
}

set_unix_permissions ()
{
    log "${SYNOPKG_PKGNAME} has not been updated to DSM7 yet. set_unix_permissions() is no longer supported."
}

syno_remove_user ()
{
    log "${SYNOPKG_PKGNAME} has not been updated to DSM7 yet. syno_remove_user() is no longer supported."
}

syno_group_create ()
{
    log "${SYNOPKG_PKGNAME} has not been updated to DSM7 yet. syno_group_create() is no longer supported."
}

syno_group_remove ()
{
    log "${SYNOPKG_PKGNAME} has not been updated to DSM7 yet. syno_group_remove() is no longer supported."
}

syno_user_add_to_group ()
{
    log "${SYNOPKG_PKGNAME} has not been updated to DSM7 yet. syno_user_add_to_group() is no longer supported."
}

set_syno_permissions ()
{
    log "${SYNOPKG_PKGNAME} has not been updated to DSM7 yet. set_syno_permissions() is no longer supported."
}

syno_user_add_to_legacy_group () {
    log "${SYNOPKG_PKGNAME} has not been updated to DSM7 yet. syno_user_add_to_legacy_group() is no longer supported."
}


### Generic package behaviors

preinst ()
{
    log_step "preinst"
    call_func "service_preinst"

    # Check volume exists
    if [ -n "${SHARE_PATH}" ]; then
        if [ ! -d "${SHARE_VOLUME}" ]; then
            echo "Volume ${SHARE_VOLUME} does not exist." | $TEE 1>&2
            exit 1
        fi
    fi

    exit 0
}

postinst ()
{
    log_step "postinst"
    save_wizard_variables

    # copy target/var data to permanent storage
    # and don't override old configurations
    if [ -d ${SYNOPKG_PKGDEST}/var ] && [ "$(find ${SYNOPKG_PKGVAR} -mindepth 1 -not -name '*.log' -print)" = "" ]; then
        $CP -RT ${SYNOPKG_PKGDEST}/var/. ${SYNOPKG_PKGVAR}
    fi

    if [ "${SYNOPKG_PKG_STATUS}" == "INSTALL" ]; then
        # Add firewall config
        if [ -r "${FWPORTS_FILE}" ]; then
            echo "Installing service configuration ${FWPORTS_FILE}" >> ${INST_LOG}
            servicetool --install-configure-file --package "${FWPORTS_FILE}" >> ${INST_LOG} 2>&1
        fi
    fi

    call_func "service_postinst"
    call_func "service_create_links"

    exit 0
}

preuninst ()
{
    log_step "preuninst"

    if [ "${SYNOPKG_PKG_STATUS}" == "UNINSTALL" ]; then
        # Remove firewall config
        if [ -r "${FWPORTS_FILE}" ]; then
            echo "Removing service configuration ${SYNOPKG_PKGNAME}.sc" >> ${INST_LOG}
            servicetool --remove-configure-file --package "${SYNOPKG_PKGNAME}.sc" >> ${INST_LOG} 2>&1
        fi
    fi

    call_func "service_preuninst"
    exit 0
}

postuninst ()
{
    log_step "postuninst"

    call_func "service_postuninst"
    call_func "service_remove_links"

    if [ "$wizard_delete_data" = "true" ]; then

        if [ "$(ls -A ${SYNOPKG_PKGHOME})" != "" ]; then
            rm -rf ${SYNOPKG_PKGHOME}/
        fi

        if [ "$(ls -A ${SYNOPKG_PKGVAR})" != "" ]; then
            rm -rf ${SYNOPKG_PKGVAR}/
        fi

        if [ "$(ls -A /var/packages/${SYNOPKG_PKGNAME}/etc)" != "" ]; then
            rm -rf /var/packages/${SYNOPKG_PKGNAME}/etc/
        fi

        if ["$(ls -A ${SYNOPKG_PKGTMP})" != "" ]; then
            rm -rf ${SYNOPKG_PKGTMP}/
        fi
    fi
    exit 0
}

preupgrade ()
{
    log_step "preupgrade"

    # dsm6 -> dsm7
    # Migrate data to permanent storage
    if [ ! "$(ls -A ${SYNOPKG_PKGVAR})" ]; then
        # only migrate when destination is empty
        $CP -RT ${SYNOPKG_PKGDEST}/var/. ${SYNOPKG_PKGVAR}
    fi

    call_func "service_preupgrade"

    call_func "service_save"

    exit 0
}

postupgrade ()
{
    log_step "postupgrade"

    call_func "service_restore"

    call_func "service_postupgrade"

    exit 0
}