1 files changed, 114 insertions, 0 deletions
diff --git a/tests/run-large-elf-file.sh b/tests/run-large-elf-file.sh
new file mode 100755
index 00000000..6146cfed
--- /dev/null
+++ b/tests/run-large-elf-file.sh
@@ -0,0 +1,114 @@
+#! /bin/bash
+# Copyright (C) 2019 Red Hat, Inc.
+# This file is part of elfutils.
+#
+# This file 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.
+#
+# elfutils 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+. $srcdir/test-subr.sh
+
+# Only run on 64bit systems, 32bit systems don't support > 4GB
+# ELF files.
+long_bit=$(getconf LONG_BIT)
+echo "long_bit: $long_bit"
+if test $long_bit -ne 64; then
+  echo "Only 64bit systems can create > 4GB ELF files"
+  exit 77
+fi
+
+# These tests need lots of disk space since they test files > 4GB.
+# Skip if there just isn't enough (2.5 * 4 = 10GB).
+space_available=$[$(stat -f --format="%a*%S" .)/(1024 * 1024 * 1024)]
+echo "space_available: $space_available"
+if test $space_available -lt 10; then
+  echo "Not enough disk space, need at least 10GB available"
+  exit 77
+fi
+
+# Make sure the files fit into memory, assume 6GB needed (2.5 * 2 + 1 extra).
+# Running under valgrind might need even more.
+mem_needed=6
+if [ "x$VALGRIND_CMD" != "x" ]; then
+  mem_needed=$[${mem_needed} + 2]
+fi
+echo "mem_needed: $mem_needed"
+mem_available=$(free -g | grep ^Mem: | awk -F ' +' '{print $7}')
+echo "mem_available: $mem_available"
+if test $mem_available -lt $mem_needed; then
+  echo "Need at least ${mem_needed}GB free available memory"
+  exit 77
+fi
+
+# Make sure the disk is reasonably fast, should be able to write 100MB/s
+fast_disk=1
+timeout -s9 10s dd conv=fsync if=/dev/zero of=tempfile bs=1M count=1K \
+  || fast_disk=0; rm tempfile
+if test $fast_disk -eq 0; then
+  echo "File system not fast enough, need at least 100MB/s"
+  exit 77
+fi
+
+# NOTE: test file will be mangled and removed!
+test_file ()
+{
+  in_file="$1"
+  readelf_out="${in_file}.readelf.out"
+  out_file_strip="${in_file}.strip"
+  out_file_debug="${in_file}.debug"
+
+  testfiles ${in_file}
+  tempfiles ${readelf_out} ${out_file_mmap} ${out_file_strip} ${out_file_debug}
+
+  # Add two 2GB sections to the file.
+  echo "addsections 2 ${in_file} 2147483648"
+  testrun ${abs_builddir}/addsections 2 ${in_file} 2147483648
+  testrun ${abs_top_builddir}/src/readelf -S ${in_file} > ${readelf_out}
+  nr=$(grep '.extra' ${readelf_out} | wc -l)
+  if test ${nr} != 2; then
+    # Show what went wrong
+    cat ${readelf_out}
+    exit 1
+  fi
+
+  echo "strip -o ${out_file_strip} -f ${out_file_debug} ${in_file}"
+  testrun ${abs_top_builddir}/src/strip -o ${out_file_strip} \
+                                        -f ${out_file_debug} ${in_file}
+
+  echo "elflint --gnu ${out_file_strip}"
+  testrun ${abs_top_builddir}/src/elflint --gnu ${out_file_strip}
+
+  echo "elflint --gnu -d ${out_file_debug}"
+  testrun ${abs_top_builddir}/src/elflint --gnu -d ${out_file_debug}
+
+  # Now test unstrip recombining those files.
+  echo "unstrip ${out_file_strip} ${out_file_debug}"
+  testrun ${abs_top_builddir}/src/unstrip ${out_file_strip} ${out_file_debug}
+
+  echo "elfcmp ${out_file} ${out_file_strip}"
+  testrun ${abs_top_builddir}/src/elfcmp ${in_file} ${out_file_debug}
+
+  # Remove the temp files immediately, they are big...
+  rm -f ${in_file} ${out_file_strip} ${out_file_debug}
+}
+
+# A collection of random testfiles to test 64bit, little/big endian
+# and non-ET_REL (with phdrs)/ET_REL (without phdrs).
+# Don't test 32bit, they cannot go beyond 4GB.
+
+# 64bit, little endian, rel
+test_file testfile38
+
+# 64bit, big endian, non-rel
+test_file testfile27
+
+exit 0