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tests/docker: better handle symlinked libs 

When we are copying we want to ensure we grab the first
resolution (the found in path section). However even that binary might
be a symlink so lets make sure we chase the symlinks to copy the right
binary to where it can be found.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Robert Foley <robert.foley@linaro.org>

Message-Id: <20200203090932.19147-3-alex.bennee@linaro.org>
This commit is contained in:
Alex Bennée 2020-02-03 09:09:17 +00:00
parent 698a71edbe
commit 5e33f7fead
1 changed files with 9 additions and 7 deletions
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16
tests/docker/docker.py
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@ -106,18 +106,19 @@ def _get_so_libs(executable):
"""Return a list of libraries associated with an executable.
The paths may be symbolic links which would need to be resolved to
ensure theright data is copied."""
ensure the right data is copied."""
libs = []
ldd_re = re.compile(r"(/.*/)(\S*)")
ldd_re = re.compile(r"(?:\S+ => )?(\S*) \(:?0x[0-9a-f]+\)")
try:
ldd_output = subprocess.check_output(["ldd", executable]).decode('utf-8')
for line in ldd_output.split("\n"):
search = ldd_re.search(line)
if search and len(search.groups()) == 2:
so_path = search.groups()[0]
so_lib = search.groups()[1]
libs.append("%s/%s" % (so_path, so_lib))
if search:
try:
libs.append(s.group(1))
except IndexError:
pass
except subprocess.CalledProcessError:
print("%s had no associated libraries (static build?)" % (executable))
@ -145,7 +146,8 @@ def _copy_binary_with_libs(src, bin_dest, dest_dir):
if libs:
for l in libs:
so_path = os.path.dirname(l)
_copy_with_mkdir(l, dest_dir, so_path)
real_l = os.path.realpath(l)
_copy_with_mkdir(real_l, dest_dir, so_path)
def _check_binfmt_misc(executable):