prep-tarball

#!/bin/bash

#
# warn_if_bad		Put out warning message(s) if $1 has bad RC.
#
#	$1	0 (pass) or non-zero (fail).
#	$2+	Remaining arguments printed only if the $1 is non-zero.
#
#	Incoming $1 is returned unless it is 0
#
function warn_if_bad()
{
	local -i rc="$1"
	local script="${0##*/}"

	# Ignore if no problems
	[ "${rc}" -eq "0" ] && return 0

	# Broken
	shift
	echo "${script}: $@" >&2
	return "${rc}"
}

#
# exit_if_bad		Put out error message(s) if $1 has bad RC.
#
#	$1	0 (pass) or non-zero (fail).
#	$2+	Remaining arguments printed only if the $1 is non-zero.
#
#               Exits with 1 unless $1 is 0
#
function exit_if_bad()
{
	warn_if_bad "$@" || exit 1
	return 0
}

TMP_DIR=""

function internal_cleanup()
{
	[ -d "${TMP_DIR}" ] && rm -rf "${TMP_DIR}"
}

trap internal_cleanup EXIT

TMP_DIR="$(mktemp -d "/tmp/${0##*/}.XXXXXXXX" 2>/dev/null)"
exit_if_bad "$?" "Above listed required command(s) not found."

# Main
if [ -z "$1" ]
then
	echo "Usage: ${0##*/} <goconserver binary tarball>"
	exit 0
fi

GOCONSERVER_BINARY_TARBALL="$1"

if [ "${GOCONSERVER_BINARY_TARBALL:0:7}" = "http://" -o \
	"${GOCONSERVER_BINARY_TARBALL:0:8}" = "https://" ]
then
	wget -O "${GOCONSERVER_BINARY_TARBALL##*/}" "${GOCONSERVER_BINARY_TARBALL}" 
	exit_if_bad "$?" "Downloading failed."

	GOCONSERVER_BINARY_TARBALL="${GOCONSERVER_BINARY_TARBALL##*/}"
fi

[ -f "${GOCONSERVER_BINARY_TARBALL}" ]
exit_if_bad "$?" "${GOCONSERVER_BINARY_TARBALL} - File not found."

tmp_b="${GOCONSERVER_BINARY_TARBALL##*/}"
tmp_b="${tmp_b%%.*}"
ARCH="${tmp_b##*_}"
GOCONSERVER_REPACK_TARBALL="goconserver-repack-${ARCH}.tar.gz"

umask 0022

mkdir -p "${TMP_DIR}/extract"
( cd "${TMP_DIR}/extract" && tar xfz - ) <"${GOCONSERVER_BINARY_TARBALL}"

mkdir -p "${TMP_DIR}/repack"
mkdir -p "${TMP_DIR}/repack/etc/goconserver"
mkdir -p "${TMP_DIR}/repack/etc/profile.d"
mkdir -p "${TMP_DIR}/repack/usr/bin"
mkdir -p "${TMP_DIR}/repack/usr/lib/systemd/system"
mkdir -p "${TMP_DIR}/repack/var/log/goconserver/nodes"
mkdir -p "${TMP_DIR}/repack/var/lib/goconserver"
chmod 0700 "${TMP_DIR}/repack/etc/goconserver" \
	"${TMP_DIR}/repack/var/log/goconserver" \
	"${TMP_DIR}/repack/var/log/goconserver/nodes" \
	"${TMP_DIR}/repack/var/lib/goconserver"
install -o root -g root -m 0755 \
	"${TMP_DIR}/extract/goconserver_linux_${ARCH}/goconserver" \
	"${TMP_DIR}/repack/usr/bin"
install -o root -g root -m 0755 \
	"${TMP_DIR}/extract/goconserver_linux_${ARCH}/congo" \
	"${TMP_DIR}/repack/usr/bin"
install -o root -g root -m 0644 \
	"${TMP_DIR}/extract/goconserver_linux_${ARCH}/etc/goconserver/server.conf" \
	"${TMP_DIR}/repack/etc/goconserver"
install -o root -g root -m 0644 \
	"${TMP_DIR}/extract/goconserver_linux_${ARCH}/etc/goconserver/client.sh" \
	"${TMP_DIR}/repack/etc/profile.d/congo.sh"
install -o root -g root -m 0644 \
	"${TMP_DIR}/extract/goconserver_linux_${ARCH}/etc/systemd/goconserver.service" \
	"${TMP_DIR}/repack/usr/lib/systemd/system"

( cd "${TMP_DIR}/repack" && tar cfz - *) >"${GOCONSERVER_REPACK_TARBALL}"

# Verification

ls -lad "${GOCONSERVER_REPACK_TARBALL}"
tar tvfz "${GOCONSERVER_REPACK_TARBALL}"