oeqa/commands: Ensure sync can be found regardless of PATH

Avoid command not found errors shown in selftest logs due to changes to PATH
settings which also risks intermittent problems due to IO load.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/lib/oeqa/utils/commands.py b/meta/lib/oeqa/utils/commands.py
index 6c1535ddfbf08a301b08bd582a5e11d6b06ba42b..a71c16ab1494c8a862c0f6b10a8f2466e38289c7 100644 (file)
--- a/meta/lib/oeqa/utils/commands.py
+++ b/meta/lib/oeqa/utils/commands.py
@@ -188,7 +188,10 @@ def runCmd(command, ignore_status=False, timeout=None, assert_error=True, sync=T
     # call sync around the tests to ensure the IO queue doesn't get too large, taking any IO
     # hit here rather than in bitbake shutdown.
     if sync:
+        p = os.environ['PATH']
+        os.environ['PATH'] = "/usr/bin:/bin:/usr/sbin:/sbin:" + p
         os.system("sync")
+        os.environ['PATH'] = p
 
     result.command = command
     result.status = cmd.status