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authorJulian Andres Klode <julian.klode@canonical.com>2021-04-09 18:16:10 +0200
committerJulian Andres Klode <julian.klode@canonical.com>2021-04-13 16:00:41 +0200
commit1412cf51403286e9c040f9f86fd4d8306e62aff2 (patch)
tree723c7b1f1314ab0a2331af56f48587b008d50616
parent27a4fb3a9ac67a13ed516c75feefdc1fd426520a (diff)
Error on packages without a Size field (option Acquire::AllowUnsizedPackages)
Repositories without Size information for packages are not proper and need fixing. This ensures people see an error in CI, and get notifications and hence the ability to fix it. It can be turned off by setting Acquire::AllowUnsizedPackages to true.
-rw-r--r--apt-pkg/acquire-item.cc7
-rw-r--r--doc/examples/configure-index1
-rw-r--r--test/integration/framework4
-rwxr-xr-xtest/integration/test-ubuntu-bug-1921626-unsized-packages5
4 files changed, 17 insertions, 0 deletions
diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index ab4306aac..2bab7d5c0 100644
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -3469,6 +3469,13 @@ pkgAcqArchive::pkgAcqArchive(pkgAcquire *const Owner, pkgSourceList *const Sourc
Version.VerStr(), Version.ParentPkg().FullName(false).c_str());
return;
}
+ if (FileSize == 0 && not _config->FindB("Acquire::AllowUnsizedPackages", false))
+ {
+ _error->Error("Repository is broken: %s (= %s) has no Size information",
+ Version.ParentPkg().FullName(false).c_str(),
+ Version.VerStr());
+ return;
+ }
// Check if we already downloaded the file
struct stat Buf;
diff --git a/doc/examples/configure-index b/doc/examples/configure-index
index ecd54b6ba..593cde9a3 100644
--- a/doc/examples/configure-index
+++ b/doc/examples/configure-index
@@ -257,6 +257,7 @@ Acquire
AllowInsecureRepositories "<BOOL>";
AllowWeakRepositories "<BOOL>";
AllowDowngradeToInsecureRepositories "<BOOL>";
+ AllowUnsizedPackages "<BOOL>"; // defaults to true.
// allow repositories to change information potentially breaking user config like pinning
AllowReleaseInfoChange "<BOOL>"
{
diff --git a/test/integration/framework b/test/integration/framework
index cfde80329..412a96577 100644
--- a/test/integration/framework
+++ b/test/integration/framework
@@ -486,6 +486,10 @@ EOF
echo 'APT::Machine-ID "912e43bd1c1d4ba481f9f8ccab25f9ee";' > rootdir/etc/apt/apt.conf.d/machine-id
+ # XXX: We really ought to make the packages in the test suite all have Size fields.
+ # But this needs a lot more changes, so let's keep it simple for stable updates.
+ echo 'Acquire::AllowUnsizedPackages "true";' >> rootdir/etc/apt/apt.conf.d/temporary-allow-unsized-packages
+
configcompression '.' 'gz' #'bz2' 'lzma' 'xz'
confighashes 'SHA256' # these are tests, not security best-practices
diff --git a/test/integration/test-ubuntu-bug-1921626-unsized-packages b/test/integration/test-ubuntu-bug-1921626-unsized-packages
index 5442124aa..361cccd2e 100755
--- a/test/integration/test-ubuntu-bug-1921626-unsized-packages
+++ b/test/integration/test-ubuntu-bug-1921626-unsized-packages
@@ -20,6 +20,8 @@ changetowebserver
# Disable sandbox
echo 'APT::Sandbox::User "root";' > rootdir/etc/apt/apt.conf.d/no-acquire-sandbox
+# XXX: Remove temporary hack
+rm rootdir/etc/apt/apt.conf.d/temporary-allow-unsized-packages
testsuccess apt update
@@ -36,3 +38,6 @@ size_c=$(wc -c aptarchive/pool/c_1.0_all.deb | awk '{print $1}')
testsuccessequal "Get:1 http://localhost:${APTHTTPPORT} stable/main all a all 1.0 [$size_a B]
Get:2 http://localhost:${APTHTTPPORT} stable/main all b all 1.0 [$size_b B]
Get:3 http://localhost:${APTHTTPPORT} stable/main all c all 1.0 [$size_c B]" apt download a b c -o Acquire::AllowUnsizedPackages=true
+
+rm *.deb
+testfailureequal "E: Repository is broken: b:i386 (= 1.0) has no Size information" apt download a b c