Merge branch 'feature/installer-integration'

1 files changed, 274 insertions, 0 deletions

diff --git a/lib/install.sh b/lib/install.sh
new file mode 100644
index 0000000..b7ca485
--- /dev/null
+++ b/lib/install.sh
@@ -0,0 +1,274 @@
+# Functions for installing systems
+#
+# Copyright (C) 2013, 2014  Patrick "P. J." McDermott
+#
+# This file is part of the ProteanOS Development Kit.
+#
+# The ProteanOS Development Kit is free software: you can redistribute
+# it and/or modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# The ProteanOS Development Kit is distributed in the hope that it
+# will be useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with the ProteanOS Development Kit.  If not, see
+# <http://www.gnu.org/licenses/>.
+
+[ "x${_INSTALL_SM+set}" = 'xset' ] && return 0
+_INSTALL_SM=1
+
+use profile
+use dir
+use fd
+use pkg
+
+install_deps=
+install_fnames=
+install_md5sums=
+install_sha256sums=
+install_feed_url=
+
+install_system()
+{
+	local mirror="${1}"
+	local suite="${2}"
+	local arch="${3}"
+	local plat="${4}"
+	local chroot="${5}"
+	local foreign="${6}"
+
+	if [ "x${arch}" = 'x' ]; then
+		arch="$(profile_detect_arch)"
+	fi
+	if [ "x${plat}" = 'x' ]; then
+		plat="$(profile_default_plat)"
+	fi
+	if [ "x${mirror}" = 'x' ]; then
+		mirror="$(profile_select_mirror)"
+	fi
+
+	if ! profile_validate_archplat "${mirror}" "${arch}" "${plat}" \
+			"${suite}"; then
+		error 2 "$(get_msg 'install_bad_archplat')" \
+			"${arch}" "${plat}"
+	fi
+
+	info "$(get_msg 'install_selected_arch')" "${arch}"
+	info "$(get_msg 'install_selected_plat')" "${plat}"
+	info "$(get_msg 'install_selected_mirror')" "${mirror}"
+
+	info "$(get_msg 'install_setting_up_chroot')"
+	if [ -d "${chroot}" ] && ! dir_is_empty "${chroot}" 'lost+found'; then
+		error 2 "$(get_msg 'install_chroot_dir_exists')" "${chroot}"
+	fi
+	if ! mkdir -p "${chroot}/.prokit" "${chroot}/prokit"; then
+		error 2 "$(get_msg 'install_mkdir_chroot_fail')" "${chroot}"
+	fi
+	>"${chroot}/prokit/installing"
+
+	info "$(get_msg 'install_find_pkgs')"
+	install_find_pkgs "${mirror}" "${suite}" "${arch}" "${plat}" \
+		"${chroot}"
+	install_get_pkgs "${chroot}"
+
+	info "$(get_msg 'install_configuring')"
+	if ! ${foreign}; then
+		profile_configure_system_native "${chroot}" "${arch}" "${plat}"
+	else
+		profile_configure_system_foreign "${chroot}" "${arch}" "${plat}"
+	fi
+
+	rm "${chroot}/prokit/installing"
+}
+
+install_find_pkgs()
+{
+	local mirror="${1}"
+	local suite="${2}"
+	local arch="${3}"
+	local plat="${4}"
+	local chroot="${5}"
+	local opkg_conf_fd=
+	local pkgs_fd=
+	local opt=
+	local feed_idx=
+	local feed=
+	local gzip=
+	local pkgs=
+
+	mkdir -p "${chroot}/etc/opkg" "${chroot}/var/lib/opkg/lists"
+	fopen "${chroot}/etc/opkg/opkg.conf" 'w'
+	opkg_conf_fd=${FD}
+
+	install_deps=
+	install_fnames=
+	install_md5sums=
+	install_sha256sums=
+
+	fopen "${chroot}/.prokit/packages" 'w'
+	pkgs_fd=${FD}
+
+	while read -r opt feed_idx feed; do
+		case "${opt}" in
+			'src') gzip=false;;
+			'src/gz') gzip=true;;
+			*) continue;;
+		esac
+		printf '%s %s %s\n' "${opt}" "${feed_idx}" \
+			"${feed%/Packages*}"  >&${opkg_conf_fd}
+		feed_download "${feed}" ${gzip} \
+			>"${chroot}/var/lib/opkg/lists/${feed_idx}"
+		install_feed_url="${feed%/*}"
+		feed_find_pkgs "${chroot}/var/lib/opkg/lists/${feed_idx}" \
+			"$(profile_dep_fields)" profile_include_pkg \
+			install_deps_cb install_fname_cb \
+			install_md5sum_cb install_sha256sum_cb \
+			>&${pkgs_fd}
+	done <<-EOF
+		$(profile_feeds "${mirror}" "${arch}" "${plat}" "${suite}")
+		EOF
+
+	printf '\ndest root /\n' >&${opkg_conf_fd}
+	printf 'arch %s 1\n' 'all' "${arch}" 'src' >&${opkg_conf_fd}
+	fclose ${opkg_conf_fd}
+	fclose ${pkgs_fd}
+
+	pkgs="$(resolve_deps "$(cat "${chroot}/.prokit/packages")" \
+		"${install_deps}" | xargs printf '%s\n' | sort -u)"
+	printf '%s\n' "${pkgs}" >"${chroot}/.prokit/packages"
+}
+
+install_deps_cb()
+{
+	local pkg="${1}"
+	local deps="${2}"
+
+	install_deps="${install_deps}${pkg}: ${deps}${LF}"
+}
+
+install_fname_cb()
+{
+	local pkg="${1}"
+	local fname="${2}"
+
+	install_fnames="$(printf '%s\n%s %s/%s' "${install_fnames}" \
+		"${pkg}" "${install_feed_url}" "${fname}")"
+}
+
+install_md5sum_cb()
+{
+	local pkg="${1}"
+	local md5sum="${2}"
+
+	install_md5sums="$(printf '%s\n%s %s' "${install_md5sums}" \
+		"${pkg}" "${md5sum}")"
+}
+
+install_sha256sum_cb()
+{
+	local pkg="${1}"
+	local sha256sum="${2}"
+
+	install_sha256sums="$(printf '%s\n%s %s' \
+		"${install_sha256sums}" "${pkg}" "${sha256sum}")"
+}
+
+install_get_pkgs()
+{
+	local chroot="${1}"
+	local status_fd=
+	local pkg=
+	local fname=
+	local md5sum=
+	local sha256sum=
+	local file=
+	local control=
+	local field=
+	local printed=
+
+	mkdir -p "${chroot}/var/cache/opkg/archives" "${chroot}/tmp/opkg" \
+		"${chroot}/var/lib/opkg/info"
+
+	fopen "${chroot}/var/lib/opkg/status" 'w'
+	status_fd=${FD}
+
+	for pkg in $(cat "${chroot}/.prokit/packages"); do
+		info "$(get_msg 'install_downloading_pkg')" "${pkg}"
+		fname="$(printf '%s\n' "${install_fnames}" | \
+			sed -n "s/^${pkg} //p")"
+		md5sum="$(printf '%s\n' "${install_md5sums}" | \
+			sed -n "s/^${pkg} //p")"
+		sha256sum="$(printf '%s\n' "${install_sha256sums}" | \
+			sed -n "s/^${pkg} //p")"
+		wget -q -O "${chroot}/var/cache/opkg/archives/${fname##*/}" \
+			"${fname}" || \
+			error 2 "$(get_msg 'install_downloading_pkg_fail')"
+		fname="var/cache/opkg/archives/${fname##*/}"
+		if [ "x${md5sum}" != 'x' ]; then
+			printf '%s  %s\n' \
+				"${md5sum}" "${chroot}/${fname}" | \
+				md5sum -c >/dev/null 2>&1 || \
+				error 2 "$(get_msg 'install_checksum_fail')"
+		fi
+		if [ "x${sha256sum}" != 'x' ]; then
+			printf '%s  %s\n' \
+				"${sha256sum}" "${chroot}/${fname}" | \
+				sha256sum -c >/dev/null 2>&1 || \
+				error 2 "$(get_msg 'install_checksum_fail')"
+		fi
+
+		info "$(get_msg 'install_unpacking_pkg')" "${pkg}"
+		mkdir "${chroot}/tmp/opkg/${pkg}"
+		(
+			cd "${chroot}"
+			tar -xzOf "${fname}" data.tar.gz \
+				>"tmp/opkg/${pkg}/data.tar.gz"
+			tar -xzf "tmp/opkg/${pkg}/data.tar.gz"
+			cd "tmp/opkg/${pkg}"
+			tar -xzOf "../../../${fname}" control.tar.gz | \
+				tar -xz
+		)
+		tar -tzf "${chroot}/tmp/opkg/${pkg}/data.tar.gz" | \
+			sed 's/^\.//' >"${chroot}/var/lib/opkg/info/${pkg}.list"
+		rm -f "${chroot}/tmp/opkg/${pkg}/data.tar.gz"
+		for file in "${chroot}/tmp/opkg/${pkg}/"*; do
+			mv "${file}" \
+				"${chroot}/var/lib/opkg/info/${pkg}.${file##*/}"
+		done
+		rmdir "${chroot}/tmp/opkg/${pkg}"
+
+		# Write status file.
+		control="${chroot}/var/lib/opkg/info/${pkg}.control"
+		for field in Package Version Depends Recommends Suggests \
+				Provides Replaces Conflicts; do
+			grep "^${field}: " "${control}" >&${status_fd}
+		done
+		printf 'Status: install ok unpacked\n' >&${status_fd}
+		for field in Essential Architecture; do
+			grep "^${field}: " "${control}" >&${status_fd}
+		done
+		if [ -r "${chroot}/var/lib/opkg/info/${pkg}.conffiles" ]; then
+			printed=false
+			while read -r file; do
+				${printed} || printf 'Conffiles:\n' \
+					>&${status_fd}
+				printf ' %s %s\n' "${file}" "$(md5sum \
+					"${chroot}/${file}" | cut -d' ' -f1)" \
+					>&${status_fd}
+				printed=true
+			done <"${chroot}/var/lib/opkg/info/${pkg}.conffiles"
+		fi
+		printf 'Installed-Time: %s\n\n' "$(date '+%s')" >&${status_fd}
+
+		rm -f "${chroot}/${fname}"
+	done
+
+	rm "${chroot}/.prokit/packages"
+	rmdir "${chroot}/.prokit"
+
+	fclose ${status_fd}
+}