506 lines
24 KiB
ReStructuredText
506 lines
24 KiB
ReStructuredText
.. _arista.eos.eos_command_module:
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**********************
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arista.eos.eos_command
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**********************
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**Run arbitrary commands on an Arista EOS device**
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Version added: 1.0.0
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.. contents::
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:local:
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:depth: 1
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Synopsis
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--------
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- Sends an arbitrary set of commands to an EOS node and returns the results read from the device. This module includes an argument that will cause the module to wait for a specific condition before returning or timing out if the condition is not met.
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Parameters
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----------
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.. raw:: html
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<table border=0 cellpadding=0 class="documentation-table">
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<tr>
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<th colspan="2">Parameter</th>
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<th>Choices/<font color="blue">Defaults</font></th>
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<th width="100%">Comments</th>
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</tr>
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<tr>
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<td colspan="2">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>commands</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">list</span>
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/ <span style="color: purple">elements=raw</span>
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/ <span style="color: red">required</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>The commands to send to the remote EOS device over the configured provider. The resulting output from the command is returned. If the <em>wait_for</em> argument is provided, the module is not returned until the condition is satisfied or the number of <em>retries</em> has been exceeded.</div>
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<div>If a command sent to the device requires answering a prompt, it is possible to pass a dict containing command, answer and prompt. Common answers are 'y' or "\r" (carriage return, must be double quotes). Refer below examples.</div>
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</td>
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</tr>
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<tr>
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<td colspan="2">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>interval</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">integer</span>
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</div>
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</td>
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<td>
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<b>Default:</b><br/><div style="color: blue">1</div>
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</td>
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<td>
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<div>Configures the interval in seconds to wait between retries of the command. If the command does not pass the specified conditional, the interval indicates how to long to wait before trying the command again.</div>
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</td>
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</tr>
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<tr>
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<td colspan="2">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>match</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">string</span>
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</div>
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</td>
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<td>
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<ul style="margin: 0; padding: 0"><b>Choices:</b>
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<li>any</li>
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<li><div style="color: blue"><b>all</b> ←</div></li>
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</ul>
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</td>
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<td>
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<div>The <em>match</em> argument is used in conjunction with the <em>wait_for</em> argument to specify the match policy. Valid values are <code>all</code> or <code>any</code>. If the value is set to <code>all</code> then all conditionals in the <em>wait_for</em> must be satisfied. If the value is set to <code>any</code> then only one of the values must be satisfied.</div>
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</td>
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</tr>
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<tr>
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<td colspan="2">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>provider</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">dictionary</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div><b>Deprecated</b></div>
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<div>Starting with Ansible 2.5 we recommend using <code>connection: network_cli</code>.</div>
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<div>Starting with Ansible 2.6 we recommend using <code>connection: httpapi</code> for eAPI.</div>
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<div>This option will be removed in a release after 2022-06-01.</div>
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<div>For more information please see the <a href='../network/user_guide/platform_eos.html'>EOS Platform Options guide</a>.</div>
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<div><hr/></div>
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<div>A dict object containing connection details.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>auth_pass</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">string</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>Specifies the password to use if required to enter privileged mode on the remote device. If <em>authorize</em> is false, then this argument does nothing. If the value is not specified in the task, the value of environment variable <code>ANSIBLE_NET_AUTH_PASS</code> will be used instead.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>authorize</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">boolean</span>
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</div>
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</td>
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<td>
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<ul style="margin: 0; padding: 0"><b>Choices:</b>
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<li><div style="color: blue"><b>no</b> ←</div></li>
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<li>yes</li>
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</ul>
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</td>
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<td>
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<div>Instructs the module to enter privileged mode on the remote device before sending any commands. If not specified, the device will attempt to execute all commands in non-privileged mode. If the value is not specified in the task, the value of environment variable <code>ANSIBLE_NET_AUTHORIZE</code> will be used instead.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>host</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">string</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>Specifies the DNS host name or address for connecting to the remote device over the specified transport. The value of host is used as the destination address for the transport.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>password</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">string</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>Specifies the password to use to authenticate the connection to the remote device. This is a common argument used for either <em>cli</em> or <em>eapi</em> transports. If the value is not specified in the task, the value of environment variable <code>ANSIBLE_NET_PASSWORD</code> will be used instead.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>port</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">integer</span>
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</div>
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</td>
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<td>
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<b>Default:</b><br/><div style="color: blue">0</div>
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</td>
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<td>
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<div>Specifies the port to use when building the connection to the remote device. This value applies to either <em>cli</em> or <em>eapi</em>.</div>
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<div>The port value will default to the appropriate transport common port if none is provided in the task (cli=22, http=80, https=443).</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>ssh_keyfile</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">path</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>Specifies the SSH keyfile to use to authenticate the connection to the remote device. This argument is only used for <em>cli</em> transports. If the value is not specified in the task, the value of environment variable <code>ANSIBLE_NET_SSH_KEYFILE</code> will be used instead.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>timeout</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">integer</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>Specifies the timeout in seconds for communicating with the network device for either connecting or sending commands. If the timeout is exceeded before the operation is completed, the module will error.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>transport</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">string</span>
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</div>
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</td>
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<td>
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<ul style="margin: 0; padding: 0"><b>Choices:</b>
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<li><div style="color: blue"><b>cli</b> ←</div></li>
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<li>eapi</li>
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</ul>
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</td>
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<td>
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<div>Configures the transport connection to use when connecting to the remote device.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>use_proxy</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">boolean</span>
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</div>
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</td>
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<td>
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<ul style="margin: 0; padding: 0"><b>Choices:</b>
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<li>no</li>
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<li><div style="color: blue"><b>yes</b> ←</div></li>
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</ul>
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</td>
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<td>
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<div>If <code>no</code>, the environment variables <code>http_proxy</code> and <code>https_proxy</code> will be ignored.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>use_ssl</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">boolean</span>
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</div>
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</td>
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<td>
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<ul style="margin: 0; padding: 0"><b>Choices:</b>
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<li>no</li>
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<li><div style="color: blue"><b>yes</b> ←</div></li>
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</ul>
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</td>
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<td>
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<div>Configures the <em>transport</em> to use SSL if set to <code>yes</code> only when the <code>transport=eapi</code>. If the transport argument is not eapi, this value is ignored.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>username</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">string</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>Configures the username to use to authenticate the connection to the remote device. This value is used to authenticate either the CLI login or the eAPI authentication depending on which transport is used. If the value is not specified in the task, the value of environment variable <code>ANSIBLE_NET_USERNAME</code> will be used instead.</div>
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</td>
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</tr>
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<tr>
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<td class="elbow-placeholder"></td>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>validate_certs</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">boolean</span>
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</div>
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</td>
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<td>
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<ul style="margin: 0; padding: 0"><b>Choices:</b>
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<li>no</li>
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<li><div style="color: blue"><b>yes</b> ←</div></li>
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</ul>
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</td>
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<td>
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<div>If <code>no</code>, SSL certificates will not be validated. This should only be used on personally controlled sites using self-signed certificates. If the transport argument is not eapi, this value is ignored.</div>
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</td>
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</tr>
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<tr>
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<td colspan="2">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>retries</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">integer</span>
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</div>
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</td>
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<td>
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<b>Default:</b><br/><div style="color: blue">10</div>
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</td>
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<td>
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<div>Specifies the number of retries a command should be tried before it is considered failed. The command is run on the target device every retry and evaluated against the <em>wait_for</em> conditionals.</div>
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</td>
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</tr>
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<tr>
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<td colspan="2">
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<div class="ansibleOptionAnchor" id="parameter-"></div>
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<b>wait_for</b>
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<a class="ansibleOptionLink" href="#parameter-" title="Permalink to this option"></a>
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<div style="font-size: small">
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<span style="color: purple">list</span>
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/ <span style="color: purple">elements=string</span>
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</div>
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</td>
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<td>
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</td>
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<td>
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<div>Specifies what to evaluate from the output of the command and what conditionals to apply. This argument will cause the task to wait for a particular conditional to be true before moving forward. If the conditional is not true by the configured retries, the task fails. Note - With <em>wait_for</em> the value in <code>result['stdout']</code> can be accessed using <code>result</code>, that is to access <code>result['stdout'][0]</code> use <code>result[0]</code> See examples.</div>
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<div style="font-size: small; color: darkgreen"><br/>aliases: waitfor</div>
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</td>
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</tr>
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</table>
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<br/>
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Notes
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-----
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.. note::
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- Tested against Arista EOS 4.24.6F
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- For information on using CLI, eAPI and privileged mode see the :ref:`EOS Platform Options guide <eos_platform_options>`
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- For more information on using Ansible to manage network devices see the :ref:`Ansible Network Guide <network_guide>`
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- For more information on using Ansible to manage Arista EOS devices see the `Arista integration page <https://www.ansible.com/ansible-arista-networks>`_.
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Examples
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--------
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.. code-block:: yaml
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- name: run show version on remote devices
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arista.eos.eos_command:
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commands: show version
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- name: run show version and check to see if output contains Arista
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arista.eos.eos_command:
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commands: show version
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wait_for: result[0] contains Arista
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- name: run multiple commands on remote nodes
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arista.eos.eos_command:
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commands:
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- show version
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- show interfaces
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- name: run multiple commands and evaluate the output
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arista.eos.eos_command:
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commands:
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- show version
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- show interfaces
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wait_for:
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- result[0] contains Arista
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- result[1] contains Loopback0
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- name: run commands and specify the output format
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arista.eos.eos_command:
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commands:
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- command: show version
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output: json
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- name: using cli transport, check whether the switch is in maintenance mode
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arista.eos.eos_command:
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commands: show maintenance
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wait_for: result[0] contains 'Under Maintenance'
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- name: using cli transport, check whether the switch is in maintenance mode using
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json output
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arista.eos.eos_command:
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commands: show maintenance | json
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wait_for: result[0].units.System.state eq 'underMaintenance'
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- name: using eapi transport check whether the switch is in maintenance, with 8 retries
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and 2 second interval between retries
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arista.eos.eos_command:
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commands: show maintenance
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wait_for: result[0]['units']['System']['state'] eq 'underMaintenance'
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interval: 2
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retries: 8
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provider:
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transport: eapi
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Return Values
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-------------
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Common return values are documented `here <https://docs.ansible.com/ansible/latest/reference_appendices/common_return_values.html#common-return-values>`_, the following are the fields unique to this module:
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.. raw:: html
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<table border=0 cellpadding=0 class="documentation-table">
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<tr>
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<th colspan="1">Key</th>
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<th>Returned</th>
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<th width="100%">Description</th>
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</tr>
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<tr>
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<td colspan="1">
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<div class="ansibleOptionAnchor" id="return-"></div>
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<b>failed_conditions</b>
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<a class="ansibleOptionLink" href="#return-" title="Permalink to this return value"></a>
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<div style="font-size: small">
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<span style="color: purple">list</span>
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</div>
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</td>
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<td>failed</td>
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<td>
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<div>The list of conditionals that have failed</div>
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<br/>
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<div style="font-size: smaller"><b>Sample:</b></div>
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<div style="font-size: smaller; color: blue; word-wrap: break-word; word-break: break-all;">['...', '...']</div>
|
|
</td>
|
|
</tr>
|
|
<tr>
|
|
<td colspan="1">
|
|
<div class="ansibleOptionAnchor" id="return-"></div>
|
|
<b>stdout</b>
|
|
<a class="ansibleOptionLink" href="#return-" title="Permalink to this return value"></a>
|
|
<div style="font-size: small">
|
|
<span style="color: purple">list</span>
|
|
</div>
|
|
</td>
|
|
<td>always apart from low level errors (such as action plugin)</td>
|
|
<td>
|
|
<div>The set of responses from the commands</div>
|
|
<br/>
|
|
<div style="font-size: smaller"><b>Sample:</b></div>
|
|
<div style="font-size: smaller; color: blue; word-wrap: break-word; word-break: break-all;">['...', '...']</div>
|
|
</td>
|
|
</tr>
|
|
<tr>
|
|
<td colspan="1">
|
|
<div class="ansibleOptionAnchor" id="return-"></div>
|
|
<b>stdout_lines</b>
|
|
<a class="ansibleOptionLink" href="#return-" title="Permalink to this return value"></a>
|
|
<div style="font-size: small">
|
|
<span style="color: purple">list</span>
|
|
</div>
|
|
</td>
|
|
<td>always apart from low level errors (such as action plugin)</td>
|
|
<td>
|
|
<div>The value of stdout split into a list</div>
|
|
<br/>
|
|
<div style="font-size: smaller"><b>Sample:</b></div>
|
|
<div style="font-size: smaller; color: blue; word-wrap: break-word; word-break: break-all;">[['...', '...'], ['...'], ['...']]</div>
|
|
</td>
|
|
</tr>
|
|
</table>
|
|
<br/><br/>
|
|
|
|
|
|
Status
|
|
------
|
|
|
|
|
|
Authors
|
|
~~~~~~~
|
|
|
|
- Peter Sprygada (@privateip)
|