Update buildroot 2020.02.01 (#622)

* Update buildroot 2020.02.01

Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>

* Fix LN

* Fix wpa

Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>

* Fix lint

Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>

* fix-network

Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>

* Fix script

Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>

buildroot/support/testing/infra/__init__.py

@@ -3,9 +3,11 @@ import re
 import sys
 import tempfile
 import subprocess
-from urllib2 import urlopen, HTTPError, URLError
+from urllib.request import urlopen
+from urllib.error import HTTPError, URLError
 
 ARTIFACTS_URL = "http://autobuild.buildroot.net/artefacts/"
+BASE_DIR = os.path.realpath(os.path.join(os.path.dirname(__file__), "../../.."))
 
 
 def open_log_file(builddir, stage, logtofile=True):
@@ -21,8 +23,13 @@ def open_log_file(builddir, stage, logtofile=True):
     return fhandle
 
 
+def basepath(relpath=""):
+    """Return the absolute path for a file or directory relative to the Buildroot top directory."""
+    return os.path.join(BASE_DIR, relpath)
+
+
 def filepath(relpath):
-    return os.path.join(os.getcwd(), "support/testing", relpath)
+    return os.path.join(BASE_DIR, "support/testing", relpath)
 
 
 def download(dldir, filename):
@@ -38,7 +45,7 @@ def download(dldir, filename):
 
     try:
         url_fh = urlopen(os.path.join(ARTIFACTS_URL, filename))
-        with open(tmpfile, "w+") as tmpfile_fh:
+        with open(tmpfile, "w+b") as tmpfile_fh:
             tmpfile_fh.write(url_fh.read())
     except (HTTPError, URLError) as err:
         os.unlink(tmpfile)
@@ -49,6 +56,16 @@ def download(dldir, filename):
     return finalpath
 
 
+def run_cmd_on_host(builddir, cmd):
+    """Call subprocess.check_output and return the text output."""
+    out = subprocess.check_output(cmd,
+                                  stderr=open(os.devnull, "w"),
+                                  cwd=builddir,
+                                  env={"LANG": "C"},
+                                  universal_newlines=True)
+    return out
+
+
 def get_elf_arch_tag(builddir, prefix, fpath, tag):
     """
     Runs the cross readelf on 'fpath', then extracts the value of tag 'tag'.
@@ -60,7 +77,7 @@ def get_elf_arch_tag(builddir, prefix, fpath, tag):
     """
     cmd = ["host/bin/{}-readelf".format(prefix),
            "-A", os.path.join("target", fpath)]
-    out = subprocess.check_output(cmd, cwd=builddir, env={"LANG": "C"})
+    out = run_cmd_on_host(builddir, cmd)
     regexp = re.compile("^  {}: (.*)$".format(tag))
     for line in out.splitlines():
         m = regexp.match(line)
@@ -87,7 +104,7 @@ def get_elf_prog_interpreter(builddir, prefix, fpath):
     """
     cmd = ["host/bin/{}-readelf".format(prefix),
            "-l", os.path.join("target", fpath)]
-    out = subprocess.check_output(cmd, cwd=builddir, env={"LANG": "C"})
+    out = run_cmd_on_host(builddir, cmd)
     regexp = re.compile("^ *\[Requesting program interpreter: (.*)\]$")
     for line in out.splitlines():
         m = regexp.match(line)

buildroot/support/testing/infra/basetest.py

@@ -84,3 +84,9 @@ class BRTest(BRConfigTest):
         if self.emulator:
             self.emulator.stop()
         super(BRTest, self).tearDown()
+
+    # Run the given 'cmd' with a 'timeout' on the target and
+    # assert that the command succeeded
+    def assertRunOk(self, cmd, timeout=-1):
+        _, exit_code = self.emulator.run(cmd, timeout)
+        self.assertEqual(exit_code, 0)

buildroot/support/testing/infra/builder.py

@@ -43,7 +43,7 @@ class Builder(object):
         cmd += ["olddefconfig"]
 
         ret = subprocess.call(cmd, stdout=self.logfile, stderr=self.logfile,
-                              env=env)
+                              cwd=infra.basepath(), env=env)
         if ret != 0:
             raise SystemError("Cannot olddefconfig")
 

buildroot/support/testing/infra/emulator.py

@@ -76,6 +76,7 @@ class Emulator(object):
         self.logfile.write("> starting qemu with '%s'\n" % " ".join(qemu_cmd))
         self.qemu = pexpect.spawn(qemu_cmd[0], qemu_cmd[1:],
                                   timeout=5 * self.timeout_multiplier,
+                                  encoding='utf-8',
                                   env={"QEMU_AUDIO_DRV": "none"})
         # We want only stdout into the log to avoid double echo
         self.qemu.logfile_read = self.logfile