lib/oeqa/utils: sshcontrol: log how long the last command take
It might be useful for debugging to have in the ssh log the number of seconds a command has run. (From OE-Core rev: 48b9e45b9716130b015ae2ab7398d6aa243933dc) Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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@ -15,6 +15,7 @@ class SSHControl(object):
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def __init__(self, host=None, timeout=300, logfile=None):
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self.host = host
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self.timeout = timeout
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self._starttime = None
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self._out = ''
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self._ret = 126
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self.logfile = logfile
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@ -35,6 +36,7 @@ class SSHControl(object):
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cmd = ". /etc/profile; " + cmd
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command = self.ssh + [self.host, cmd]
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self.log("[Running]$ %s" % " ".join(command))
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self._starttime = time.time()
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# ssh hangs without os.setsid
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proc = subprocess.Popen(command, shell=False, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, preexec_fn=os.setsid)
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return proc
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@ -58,7 +60,7 @@ class SSHControl(object):
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tdelta = self.timeout
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else:
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tdelta = timeout
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endtime = time.time() + tdelta
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endtime = self._starttime + tdelta
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while sshconn.poll() is None and time.time() < endtime:
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time.sleep(1)
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# process hasn't returned yet
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@ -69,23 +71,24 @@ class SSHControl(object):
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self._out = sshconn.stdout.read()
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sshconn.stdout.close()
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self._out += "\n[!!! SSH command timed out after %d seconds and it was killed]" % tdelta
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self.log("[!!! SSH command timed out after %d seconds and it was killed]" % tdelta)
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else:
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self._out = sshconn.stdout.read()
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self._ret = sshconn.poll()
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# strip the last LF so we can test the output
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self._out = self._out.rstrip()
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self.log("%s" % self._out)
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self.log("[SSH command returned]: %s" % self._ret)
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self.log("[SSH command returned after %d seconds]: %s" % (time.time() - self._starttime, self._ret))
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return (self._ret, self._out)
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def _internal_scp(self, cmd):
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cmd = ['scp'] + self.ssh_options + cmd
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self.log("[Running SCP]$ %s" % " ".join(cmd))
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self._starttime = time.time()
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scpconn = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, preexec_fn=os.setsid)
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out = scpconn.communicate()[0]
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ret = scpconn.poll()
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self.log("%s" % out)
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self.log("[SCP command returned after %d seconds]: %s" % (time.time() - self._starttime, ret))
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if ret != 0:
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# we raise an exception so that tests fail in setUp and setUpClass without a need for an assert
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raise Exception("Error running %s, output: %s" % ( " ".join(cmd), out))
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