From 6f29ee2f02c2a8e2991599ce1d76a59b58a7ee67 Mon Sep 17 00:00:00 2001
From: Pierre Schmitz <pierre@archlinux.de>
Date: Sun, 5 Sep 2010 13:32:27 +0200
Subject: Check if package exists in any other repository on update

This also checks if the sam package exists within the old package
layout (without package pool)
---
 db-functions | 25 +++++++++++++++++++++++++
 db-update    |  4 ++--
 test/runTest | 45 ++++++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 71 insertions(+), 3 deletions(-)

diff --git a/db-functions b/db-functions
index 4ac282a..4081d54 100644
--- a/db-functions
+++ b/db-functions
@@ -312,6 +312,31 @@ check_pkgsvn() {
 	fi
 }
 
+check_pkgrepos() {
+	local pkgfile=$1
+
+	local pkgname="$(getpkgname ${pkgfile})"
+	[ $? -ge 1 ] && return 1
+	local pkgver="$(getpkgver ${pkgfile})"
+	[ $? -ge 1 ] && return 1
+
+	if [ -f "${FTP_BASE}/$(get_pkgpool_for_host)/${pkgname}-${pkgver}-"*${PKGEXT} ]; then
+		return 1
+	fi
+
+	local repo
+	local arch
+	for repo in $(get_repos_for_host); do
+		for arch in ${ARCHES[@]}; do
+			if [ -f "${FTP_BASE}/${repo}/os/${arch}/${pkgname}-${pkgver}"*${PKGEXT} ]; then
+				return 1
+			fi
+		done
+	done
+
+	return 0
+}
+
 get_repos_for_host() {
 	if [ -n "${PKGREPO[$(hostname -s)]}" ]; then
 		echo "${PKGREPO[$(hostname -s)]}"
diff --git a/db-update b/db-update
index 61d1636..70f0525 100755
--- a/db-update
+++ b/db-update
@@ -38,8 +38,8 @@ for repo in ${repos[@]}; do
 			if ! check_pkgsvn "${pkg}" "${repo}"; then
 				die "Package ${repo}/$(basename ${pkg}) is not consistent with svn repository"
 			fi
-			if [ -f "${FTP_BASE}/$(get_pkgpool_for_host)/$(basename ${pkg})" ]; then
-				die "Package ${repo}/$(basename ${pkg}) already exists in ${FTP_BASE}/$(get_pkgpool_for_host)"
+			if ! check_pkgrepos "${pkg}"; then
+				die "Package ${repo}/$(basename ${pkg}) already exists in another repository"
 			fi
 		done
 	else
diff --git a/test/runTest b/test/runTest
index e254de0..b07b099 100755
--- a/test/runTest
+++ b/test/runTest
@@ -106,7 +106,7 @@ testUpdateAnyPackage() {
 	rm "${pkgdir}/pkg-any-a/pkg-any-a-1-2-any.pkg.tar.xz"
 }
 
-testUpdateAnyPackageInDifferentRepositoriesAtOnce() {
+testUpdateAnyPackageToDifferentRepositoriesAtOnce() {
 	releasePackage extra pkg-any-a any
 
 	pushd "${TMP}/svn-packages-copy/pkg-any-a/trunk/" >/dev/null
@@ -126,6 +126,22 @@ testUpdateAnyPackageInDifferentRepositoriesAtOnce() {
 	rm "${pkgdir}/pkg-any-a/pkg-any-a-1-2-any.pkg.tar.xz"
 }
 
+testUpdateSameAnyPackageToDifferentRepositories() {
+	releasePackage extra pkg-any-a any
+	../db-update
+	checkAnyPackage extra pkg-any-a-1-1-any.pkg.tar.xz any
+
+	releasePackage testing pkg-any-a any
+	../db-update >/dev/null 2>&1 && (fail 'Adding an existing package to another repository should fail'; return 1)
+
+	local arch
+	for arch in i686 x86_64; do
+		( [ -r "${FTP_BASE}/${repo}/os/${arch}/${repo}${DBEXT%.tar.*}" ] \
+			&& bsdtar -xf "${FTP_BASE}/${repo}/os/${arch}/${repo}${DBEXT%.tar.*}" -O | grep -q ${pkgbase}) \
+			&& fail "${pkgbase} should not be in ${repo}/os/${arch}/${repo}${DBEXT%.tar.*}"
+	done
+}
+
 #
 # db-remove
 #
@@ -493,4 +509,31 @@ testMoveAnyPackagesWithoutPool() {
 	done
 }
 
+testUpdateSameAnyPackageToDifferentRepositoriesWithoutPool() {
+	local pkg
+	local arch
+
+	releasePackage extra pkg-any-a any
+	../db-update
+
+	# transform a package to old style layout
+	for pkg in "${pkgdir}/pkg-any-a"/*-any.pkg.tar.*; do
+		pkg=$(basename $pkg)
+		mv -f "${FTP_BASE}/$(get_pkgpool_for_host)/${pkg}" "${FTP_BASE}/extra/os/any/${pkg}"
+		for arch in i686 x86_64; do
+			ln -sf "../any/${pkg}" "${FTP_BASE}/extra/os/${arch}/${pkg}"
+		done
+	done
+
+	releasePackage testing pkg-any-a any
+	../db-update >/dev/null 2>&1 && (fail 'Adding an existing package to another repository should fail'; return 1)
+
+	for arch in i686 x86_64; do
+		( [ -r "${FTP_BASE}/testing/os/${arch}/testing${DBEXT%.tar.*}" ] \
+			&& bsdtar -xf "${FTP_BASE}/testing/os/${arch}/testing${DBEXT%.tar.*}" -O | grep -q pkg-any-a) \
+			&& fail "pkg-any-a should not be in testing/os/${arch}/testing${DBEXT%.tar.*}"
+	done
+}
+
+
 . "${curdir}/lib/shunit2"
-- 
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