Acceptance tests: use avocado.utils.ssh for SSH interaction
This replaces paramiko with avocado.utils.ssh module, which is based on a (open)ssh binary, supposedly more ubiquitous. Signed-off-by: Cleber Rosa <crosa@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <20190919225905.10829-1-crosa@redhat.com> [Cleber: consolidated existing skipUnless from tests to setUp] Signed-off-by: Cleber Rosa <crosa@redhat.com>
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Cleber Rosa
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@ -9,13 +9,13 @@ import os
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import re
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import base64
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import logging
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import paramiko
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import time
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from avocado import skipUnless
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from avocado_qemu import Test
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from avocado.utils import process
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from avocado.utils import archive
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from avocado.utils import ssh
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class LinuxSSH(Test):
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@ -26,35 +26,19 @@ class LinuxSSH(Test):
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VM_IP = '127.0.0.1'
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IMAGE_INFO = {
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'be': {
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'image_url': 'https://people.debian.org/~aurel32/qemu/mips/'
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'debian_wheezy_mips_standard.qcow2',
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'image_hash': '8987a63270df67345b2135a6b7a4885a35e392d5',
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'rsa_hostkey': b'AAAAB3NzaC1yc2EAAAADAQABAAABAQCca1VitiyLAdQOld'
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b'zT43IOEVJZ0wHD78GJi8wDAjMiYWUzNSSn0rXGQsINHuH5'
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b'IlF+kBZsHinb/FtKCAyS9a8uCHhQI4SuB4QhAb0+39MlUw'
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b'Mm0CLkctgM2eUUZ6MQMQvDlqnue6CCkxN62EZYbaxmby7j'
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b'CQa1125o1HRKBvdGm2zrJWxXAfA+f1v6jHLyE8Jnu83eQ+'
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b'BFY25G+Vzx1PVc3zQBwJ8r0NGTRqy2//oWQP0h+bMsgeFe'
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b'KH/J3RJM22vg6+I4JAdBFcxnK+l781h1FuRxOn4O/Xslbg'
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b'go6WtB4V4TOsw2E/KfxI5IZ/icxF+swVcnvF46Hf3uQc/0'
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b'BBqb',
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},
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'le': {
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'image_url': 'https://people.debian.org/~aurel32/qemu/mipsel/'
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'debian_wheezy_mipsel_standard.qcow2',
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'image_hash': '7866764d9de3ef536ffca24c9fb9f04ffdb45802',
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'rsa_hostkey': b'AAAAB3NzaC1yc2EAAAADAQABAAABAQClXJlBT71HL5yKvv'
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b'gfC7jmxSWx5zSBCzET6CLZczwAafSIs7YKfNOy/dQTxhuk'
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b'yIGFUugZFoF3E9PzdhunuyvyTd56MPoNIqFbb5rGokwU5I'
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b'TOx3dBHZR0mClypL6MVrwe0bsiIb8GhF1zioNwcsaAZnAi'
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b'KfXStVDtXvn/kLLq+xLABYt48CC5KYWoFaCoICskLAY+qo'
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b'L+LWyAnQisj4jAH8VSaSKIImFpfkHWEXPhHcC4ZBlDKtnH'
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b'po9vhfCHgnfW3Pzrqmk8BI4HysqPFVmJWkJGlGUL+sGeg3'
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b'ZZolAYuDXGuBrw8ooPJq2v2dOH+z6dyD2q/ypmAbyPqj5C'
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b'rc8H',
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},
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}
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'be': {'image_url': ('https://people.debian.org/~aurel32/qemu/mips/'
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'debian_wheezy_mips_standard.qcow2'),
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'image_hash': '8987a63270df67345b2135a6b7a4885a35e392d5'},
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'le': {'image_url': ('https://people.debian.org/~aurel32/qemu/mipsel/'
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'debian_wheezy_mipsel_standard.qcow2'),
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'image_hash': '7866764d9de3ef536ffca24c9fb9f04ffdb45802'}
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}
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@skipUnless(ssh.SSH_CLIENT_BINARY, 'No SSH client available')
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@skipUnless(os.getenv('AVOCADO_TIMEOUT_EXPECTED'), 'Test might timeout')
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def setUp(self):
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super(LinuxSSH, self).setUp()
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def wait_for_console_pattern(self, success_message,
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failure_message='Oops'):
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@ -78,23 +62,14 @@ class LinuxSSH(Test):
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self.log.debug("sshd listening on port:" + port)
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return port
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def ssh_connect(self, username, password, rsa_hostkey_b64=None):
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def ssh_connect(self, username, password):
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self.ssh_logger = logging.getLogger('ssh')
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self.ssh_username = username
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self.ssh_ps1 = '# ' if username is 'root' else '$ '
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self.ssh_client = paramiko.SSHClient()
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port = self.get_portfwd()
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if rsa_hostkey_b64:
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rsa_hostkey_bin = base64.b64decode(rsa_hostkey_b64)
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rsa_hostkey = paramiko.RSAKey(data = rsa_hostkey_bin)
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ipport = '[%s]:%s' % (self.VM_IP, port)
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self.ssh_logger.debug('ipport ' + ipport)
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self.ssh_client.get_host_keys().add(ipport, 'ssh-rsa', rsa_hostkey)
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self.ssh_session = ssh.Session(self.VM_IP, port=int(port),
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user=username, password=password)
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for i in range(10):
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try:
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self.ssh_client.connect(self.VM_IP, int(port),
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username, password, banner_timeout=90)
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self.ssh_logger.info("Entering interactive session.")
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self.ssh_session.connect()
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return
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except:
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time.sleep(4)
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@ -102,15 +77,15 @@ class LinuxSSH(Test):
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self.fail("sshd timeout")
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def ssh_disconnect_vm(self):
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self.ssh_client.close()
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self.ssh_session.quit()
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def ssh_command(self, command, is_root=True):
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self.ssh_logger.info(self.ssh_ps1 + command)
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stdin, stdout, stderr = self.ssh_client.exec_command(command)
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stdout_lines = [line.strip('\n') for line in stdout]
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self.ssh_logger.info(command)
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result = self.ssh_session.cmd(command)
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stdout_lines = [line.rstrip() for line in result.stdout_text.splitlines()]
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for line in stdout_lines:
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self.ssh_logger.info(line)
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stderr_lines = [line.strip('\n') for line in stderr]
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stderr_lines = [line.rstrip() for line in result.stderr_text.splitlines()]
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for line in stderr_lines:
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self.ssh_logger.warning(line)
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return stdout_lines, stderr_lines
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@ -119,7 +94,6 @@ class LinuxSSH(Test):
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image_url = self.IMAGE_INFO[endianess]['image_url']
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image_hash = self.IMAGE_INFO[endianess]['image_hash']
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image_path = self.fetch_asset(image_url, asset_hash=image_hash)
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rsa_hostkey_b64 = self.IMAGE_INFO[endianess]['rsa_hostkey']
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self.vm.set_machine('malta')
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self.vm.set_console()
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@ -138,7 +112,7 @@ class LinuxSSH(Test):
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self.wait_for_console_pattern(console_pattern)
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self.log.info('sshd ready')
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self.ssh_connect('root', 'root', rsa_hostkey_b64=rsa_hostkey_b64)
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self.ssh_connect('root', 'root')
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def shutdown_via_ssh(self):
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self.ssh_command('poweroff')
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@ -222,7 +196,6 @@ class LinuxSSH(Test):
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self.run_common_commands()
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self.shutdown_via_ssh()
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@skipUnless(os.getenv('AVOCADO_TIMEOUT_EXPECTED'), 'Test might timeout')
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def test_mips_malta32eb_kernel3_2_0(self):
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"""
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:avocado: tags=arch:mips
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@ -237,7 +210,6 @@ class LinuxSSH(Test):
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self.check_mips_malta('be', kernel_path, 'mips')
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@skipUnless(os.getenv('AVOCADO_TIMEOUT_EXPECTED'), 'Test might timeout')
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def test_mips_malta32el_kernel3_2_0(self):
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"""
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:avocado: tags=arch:mipsel
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@ -252,7 +224,6 @@ class LinuxSSH(Test):
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self.check_mips_malta('le', kernel_path, 'mips')
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@skipUnless(os.getenv('AVOCADO_TIMEOUT_EXPECTED'), 'Test might timeout')
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def test_mips_malta64eb_kernel3_2_0(self):
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"""
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:avocado: tags=arch:mips64
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@ -266,7 +237,6 @@ class LinuxSSH(Test):
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kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
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self.check_mips_malta('be', kernel_path, 'mips64')
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@skipUnless(os.getenv('AVOCADO_TIMEOUT_EXPECTED'), 'Test might timeout')
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def test_mips_malta64el_kernel3_2_0(self):
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"""
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:avocado: tags=arch:mips64el
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@ -1,5 +1,4 @@
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# Add Python module requirements, one per line, to be installed
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# in the tests/venv Python virtual environment. For more info,
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# refer to: https://pip.pypa.io/en/stable/user_guide/#id1
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avocado-framework==68.0
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paramiko==2.4.2
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avocado-framework==72.0
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