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path: root/bin/reprepro_fix-changes.sh
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#!/bin/sh

set -e

CHANGELOGS="${@:-*/packages/*/*/*.changes}"

echo -n "Fixing "

Fix_size ()
{
	CHANGES="${1}"
	BUILDINFO="${2}"

	OLD_SIZE="$(grep " [0-9]* $(basename ${BUILDINFO})$" ${CHANGES} | head -n1 | awk '{ print $2 }')"
	NEW_SIZE="$(ls -l ${BUILDINFO} | awk '{ print $5 }')"

	if [ -n "${OLD_SIZE}" ] && [ -n "${NEW_SIZE}" ] && grep -qs " ${OLD_SIZE} " "${CHANGES}"
	then
		sed -i -e "s| ${OLD_SIZE} | ${NEW_SIZE} |g" "${CHANGES}"

		cd "$(dirname ${CHANGES})"
		echo "Signing ${CHANGES}"

		if grep -qs progress-linux.org ${CHANGES}
		then
			psign.sh > /dev/null 2>&1
		elif grep -qs bfh.ch ${CHANGES}
		then
			bsign.sh > /dev/null 2>&1
		fi
		cd "${OLDPWD}"
	fi
}

Fix_checksums ()
{
	CHANGES="${1}"
	BUILDINFO="${2}"
	SIZE="${3}"

	for HASHSUM in $(grep " ${SIZE} " "${CHANGES}")
	do
		OLD_HASH="$(echo ${HASHSUM} | awk '{ print $1 }')"
		NEW_HASH=""

		case $(echo ${OLD_HASH} | wc -c) in
			41)
				NEW_HASH="$(sha1sum ${BUILDINFO} | awk '{ print $1 }')"
				;;

			65)
				NEW_HASH="$(sha256sum ${BUILDINFO} | awk '{ print $1 }')"
				;;

			33)
				NEW_HASH="$(md5sum ${BUILDINFO} | awk '{ print $1 }')"
				;;
		esac

		if [ -n "${NEW_HASH}" ] && ! grep -qs "^ ${NEW_HASH} ${SIZE} " "${CHANGES}"
		then
			sed -i -e "s|^ ${OLD_HASH} ${SIZE}| ${NEW_HASH} ${SIZE}|" "${CHANGES}"

			cd "$(dirname ${CHANGES})"
			echo "Signing ${CHANGES}"
			psign.sh > /dev/null 2>&1
			cd "${OLDPWD}"
		fi
	done
}

for CHANGES in ${CHANGELOGS}
do
	BUILDINFO="$(echo ${CHANGES} | sed -e 's|.changes$|.buildinfo|')"

	if grep -qs usr-local-has-programs "${BUILDINFO}" && grep -qs merged-usr-via-symlinks "${BUILDINFO}"
	then
		grep -v usr-local-has-programs "${BUILDINFO}" > "${BUILDINFO}".tmp
		rm -f "${BUILDINFO}"
		mv "${BUILDINFO}".tmp "${BUILDINFO}"
	else
		if grep -qs usr-local-has-programs "${BUILDINFO}" && ! grep -qs merged-usr-via-symlinks "${BUILDINFO}"
		then
			sed -i -e 's|usr-local-has-programs|merged-usr-via-symlinks|' "${BUILDINFO}"
		fi
	fi

	if grep -qs DEB_BUILD_OPTIONS= "${BUILDINFO}"
	then
		grep -v DEB_BUILD_OPTIONS= "${BUILDINFO}" > "${BUILDINFO}".tmp
		rm -f "${BUILDINFO}"
		mv "${BUILDINFO}".tmp "${BUILDINFO}"
	fi

	DIRECTORY="$(basename ${BUILDINFO} | awk -F_ '{ print $1, $2 }' | sed -e 's| |-|' -e 's|~|_|g' -e 's|+|.|g')"

	if ! grep -qs "Build-Path: /build/${DIRECTORY}|" "${BUILDINFO}"
	then
		echo "${CHANGES}: fix buildinfo build-path"
		sed -i -e "s|Build-Path: .*|Build-Path: /build/${DIRECTORY}|" "${BUILDINFO}"
	fi

	if [ ! -e "${BUILDINFO}" ]
	then
		continue
	fi

	SIZE="$(ls -l ${BUILDINFO} | awk '{ print $5 }')"

	if [ $(grep -c ".* ${SIZE} .*$(basename ${BUILDINFO})" ${CHANGES}) -ne 3 ]
	then
		echo
		echo "${CHANGES}: fix buildinfo size"
		Fix_size ${CHANGES} ${BUILDINFO}
	fi

	SHA1SUM="$(sha1sum ${BUILDINFO} | awk '{ print $1 }')"

	if ! grep -qs "^ ${SHA1SUM} ${SIZE} $(basename ${BUILDINFO})$" "${CHANGES}"
	then
		echo
		echo "${CHANGES}: fix buildinfo sha1"
		Fix_checksums ${CHANGES} ${BUILDINFO} ${SIZE}
	fi

	SHA256SUM="$(sha256sum ${BUILDINFO} | awk '{ print $1 }')"

	if ! grep -qs "^ ${SHA256SUM} ${SIZE} $(basename ${BUILDINFO})$" "${CHANGES}"
	then
		echo
		echo "${CHANGES}: fix buildinfo sha256"
		Fix_checksums ${CHANGES} ${BUILDINFO} ${SIZE}
	fi

	MD5SUM="$(md5sum ${BUILDINFO} | awk '{ print $1 }')"

	if ! grep -qs "^ ${MD5SUM} ${SIZE} .*$(basename ${BUILDINFO})$" "${CHANGES}"
	then
		echo
		echo "${CHANGES}: fix buildinfo md5"
		Fix_checksums ${CHANGES} ${BUILDINFO} ${SIZE}
	fi

	echo -n "."
done

echo " done."