rear/SOURCES/rear-fix-libsystemd-ldd-warning.patch

75 lines
4.6 KiB
Diff

diff --git a/usr/share/rear/build/default/990_verify_rootfs.sh b/usr/share/rear/build/default/990_verify_rootfs.sh
index 76a4f1f4b..1b76d8019 100644
--- a/usr/share/rear/build/default/990_verify_rootfs.sh
+++ b/usr/share/rear/build/default/990_verify_rootfs.sh
@@ -69,6 +69,11 @@ fi
Log "Testing each binary (except links) with ldd and look for 'not found' libraries within the recovery system"
local binary=""
local broken_binaries=""
+local not_found_output=""
+local not_found_library=""
+local junk=""
+local actually_found_library=""
+local actually_missing_libraries="no"
# Third-party backup tools may use LD_LIBRARY_PATH to find their libraries
# so that for testing such third-party backup tools we must also use
# their special LD_LIBRARY_PATH here:
@@ -151,7 +156,6 @@ test $old_LD_LIBRARY_PATH && export LD_LIBRARY_PATH=$old_LD_LIBRARY_PATH || unse
# Report binaries with 'not found' shared object dependencies:
local fatal_missing_library=""
if contains_visible_char "$broken_binaries" ; then
- LogPrintError "There are binaries or libraries in the ReaR recovery system that need additional libraries"
local ldd_output=""
for binary in $broken_binaries ; do
# Only for programs (i.e. files in a .../bin/... or .../sbin/... directory) treat a missing library as fatal
@@ -161,26 +165,43 @@ if contains_visible_char "$broken_binaries" ; then
if test "$NON_FATAL_BINARIES_WITH_MISSING_LIBRARY" ; then
# A program with missing library is treated as fatal when it does not match the pattern:
if grep -E -q "$NON_FATAL_BINARIES_WITH_MISSING_LIBRARY" <<<"$binary" ; then
- LogPrintError "$binary requires additional libraries (specified as non-fatal)"
+ LogPrint "$binary requires libraries where 'ldd' shows 'not found' (specified as non-fatal)"
else
- LogPrintError "$binary requires additional libraries (fatal error)"
+ LogPrint "$binary requires libraries where 'ldd' shows 'not found' (fatal error)"
fatal_missing_library="yes"
fi
else
- LogPrintError "$binary requires additional libraries (fatal error)"
+ LogPrint "$binary requires libraries where 'ldd' shows 'not found' (fatal by default)"
fatal_missing_library="yes"
fi
else
- LogPrintError "$binary requires additional libraries"
+ LogPrint "$binary requires libraries where 'ldd' shows 'not found'"
fi
# Run the same ldd call as above but now keep its whole output:
ldd_output="$( chroot $ROOTFS_DIR /bin/ldd $binary )"
# Have the whole ldd output only in the log:
Log "$ldd_output"
+ # For each 'not found' shared object (i.e. a shared object that was 'not found' by 'ldd')
+ # check whether or not the shared object may exist nevertheless in the ReaR recovery system
+ # and if yes, we may sufficiently safely assume things are OK in the ReaR recovery system
+ # so we do not report it as missing to the user (for debugging we have all in the log)
+ # cf. https://github.com/rear/rear/issues/3021#issuecomment-2165453757
+ not_found_output="$( grep 'not found' <<<"$ldd_output" )"
+ # not_found_output is a string of multiple lines (separated by \n) that look e.g. like
+ # libsystemd-shared-255.4-1.fc40.so => not found
+ # /path/to/library => not found
+ while read not_found_library junk ; do
+ # We prefer a simple 'grep -q' pipe over dealing with find -name versus -path options:
+ if actually_found_library="$( find $ROOTFS_DIR -xdev | grep "$not_found_library" )" ; then
+ LogPrint "$binary requires $not_found_library which was not found by 'ldd' but exists as $actually_found_library"
+ else
+ actually_missing_libraries="yes"
# Show only the missing libraries to the user to not flood his screen with tons of other ldd output lines:
- PrintError "$( grep 'not found' <<<"$ldd_output" )"
+ LogPrintError "$binary requires $not_found_library which could not be found in the ReaR recovery system"
+ fi
+ done <<<"$not_found_output"
done
- LogPrintError "ReaR recovery system in '$ROOTFS_DIR' needs additional libraries, check $RUNTIME_LOGFILE for details"
+ is_true $actually_missing_libraries && LogPrintError "ReaR recovery system in '$ROOTFS_DIR' needs additional libraries, check $RUNTIME_LOGFILE for details"
is_true "$fatal_missing_library" && keep_build_dir
fi