Release 25.5

docs/changelog/2025/may.rst

@@ -0,0 +1,41 @@
+May 2025
+==========
+
+ - Unicon v25.5 
+------------------------
+
+
+
+.. csv-table:: Module Versions
+    :header: "Modules", "Versions"
+
+        ``unicon.plugins``, v25.5 
+        ``unicon``, v25.5 
+
+
+
+
+Changelogs
+^^^^^^^^^^
+--------------------------------------------------------------------------------
+                                      Add                                       
+--------------------------------------------------------------------------------
+
+* connection provider
+    * moved the logic of boot_device to a separate function before designating handles
+    * added the init_active to handle the learn_hostname instead of having it in designate handles
+    * Store "current_credentials" under device.credentials when credentials are used
+
+* connection
+    * Added logging per subconnection for DualRp, Stack and Quad connection
+
+
+--------------------------------------------------------------------------------
+                                      Fix                                       
+--------------------------------------------------------------------------------
+
+* generic
+    * service implementation
+        * Update the state for debug mode in attach service.
+
+

docs/changelog/index.rst

@@ -4,6 +4,7 @@ Changelog
 .. toctree::
    :maxdepth: 2
 
+   2025/may
    2025/april
    2025/march
    2025/february

docs/changelog_plugins/2025/may.rst

@@ -0,0 +1,64 @@
+May 2025
+==========
+
+ - Unicon.Plugins v25.5 
+------------------------
+
+
+
+.. csv-table:: Module Versions
+    :header: "Modules", "Versions"
+
+        ``unicon.plugins``, v25.5 
+        ``unicon``, v25.5 
+
+
+
+
+Changelogs
+^^^^^^^^^^
+--------------------------------------------------------------------------------
+                                      Add                                       
+--------------------------------------------------------------------------------
+
+* iosxe/cat9k/stackwise_virtual
+    * Added support for SVL
+
+* iosxe/cat9k/c9500x/stackwise_virtual
+    * Added support for SVL
+
+* generic
+    * Add loghandler for subconnections to capture the buffer output
+
+
+--------------------------------------------------------------------------------
+                                      Fix                                       
+--------------------------------------------------------------------------------
+
+* generic
+    * Made it so incorrect login errors will attempt to use fallback credentials
+
+* nxos
+    * Add support for bash_console with module argument.
+    * Make l2rib_dt_prompt pattern more strict
+
+
+--------------------------------------------------------------------------------
+                                      New                                       
+--------------------------------------------------------------------------------
+
+* nxos
+    * Added support for configure session
+        * When using device.configure() you can now pass a session name with session="session_name"
+            * IE device.configure("...", session="my_session")
+
+* iosxe
+    * IosXEPatterns
+        * Updated the recovery-mode regex to match prompt for both mode
+        * Added the rp-rec-mode regex to match prompt
+    * Added acm state and transition support to IOS-XE plugin.
+    * Enhanced Configure and HAConfigure services to support ACM CLI via acm_configlet argument using context-driven state transitions.
+    * Added context-based transition function to enter ACM mode using acm configlet create <name>.
+    * Added post-service transition to gracefully return to enable mode after configuration.
+
+

docs/changelog_plugins/index.rst

@@ -4,6 +4,7 @@ Plugins Changelog
 .. toctree::
    :maxdepth: 2
 
+   2025/may
    2025/april
    2025/march
    2025/february

docs/user_guide/services/nxos.rst

@@ -13,11 +13,55 @@ For list of all the other service please refer this:
     * mandatory arguments are marked with `*`.
 
 
+bash_console
+------------
+
+Service to execute commands in the router Bash. ``bash_console``
+gives you a router-like object to execute commands on using python context
+managers.
+
+===========   ======================    ===========================================
+Argument      Type                      Description
+===========   ======================    ===========================================
+timeout       int (default 60 sec)      timeout in sec for executing commands
+target        str                       'standby' to bring standby console to bash.
+enable_bash   bool (default: True)      enable bash service on device.
+module        str                       module to connect to (optional)
+command       str                       command to use with `run bash {command}`
+                                        (optional)
+===========   ======================    ===========================================
+
+Bash service will be enabled by default on devices that require the service to
+be configured. Bash configuration will be done on first invocation of the
+bash_console service.
+
+You can specify the module name to use rlogin from the bash (root) shell to
+connect to the module shell. The command will default to `sudo su`.
+
+.. code-block:: python
+
+    with device.bash_console() as bash:
+        output1 = bash.execute('ls')
+        output2 = bash.execute('pwd')
+
+    with device.bash_console(module='lc1') as bash:
+        output1 = bash.execute('ls')
+        output2 = bash.execute('pwd')
+
+To run commands in the root shell, use `command="sudo su"`.
+
+.. code-block:: python
+
+    with device.bash_console(command='sudo su') as bash:
+        output1 = bash.execute('ls')
+        output2 = bash.execute('pwd')
+
+
 shellexec
 ---------
 
-Service to execute commands on the Bourne-Again SHell (Bash).
-
+Service to execute commands on the Bourne-Again SHell (Bash). Similar to
+``bash_console``.
 
 ==========   ======================    ========================================
 Argument     Type                      Description

docs/user_guide/supported_platforms.rst

@@ -14,7 +14,7 @@ the iosxe table, it will fallback to use the generic ``iosxe`` plugin. If
 
 .. tip::
 
-  The priority to pick up which plugin is: chassis_type > os > platform > model.
+  The priority to pick up which plugin is: chassis_type > os > platform > model > submodel.
 
 
 .. important::
@@ -30,8 +30,8 @@ the iosxe table, it will fallback to use the generic ``iosxe`` plugin. If
 
 .. csv-table:: Unicon Supported Platforms
     :align: center
-    :widths: 20, 20, 20, 40
-    :header: "os", "platform", "model", "Comments"
+    :widths: 20, 20, 20, 20, 40
+    :header: "os", "platform", "model", "submodel", "Comments"
 
     ``apic``
     ``aireos``
@@ -46,21 +46,22 @@ the iosxe table, it will fallback to use the generic ``iosxe`` plugin. If
     ``confd``, ``nfvis``
     ``dnos6``
     ``dnos10``
-    ``fxos``,,,"Tested with FP2K."
+    ``fxos``,,,,"Tested with FP2K."
     ``fxos``, ``fp4k``
     ``fxos``, ``fp9k``
-    ``fxos``, ``ftd``,,"Deprecated, please use one of the other fxos plugins."
-    ``gaia``, , , "Check Point Gaia OS"
+    ``fxos``, ``ftd``,,,"Deprecated, please use one of the other fxos plugins."
+    ``gaia``, , , , "Check Point Gaia OS"
     ``hvrp``
     ``ios``, ``ap``
     ``ios``, ``iol``
     ``ios``, ``iosv``
-    ``ios``, ``pagent``,,"See example below."
+    ``ios``, ``pagent``,,,"See example below."
     ``iosxe``
     ``iosxe``, ``cat3k``
     ``iosxe``, ``cat3k``, ``ewlc``
     ``iosxe``, ``cat8k``
-    ``iosxe``, ``cat9k``
+    ``iosxe``, ``cat9k``,
+    ``iosxe``, ``cat9k``, ``c9500``, ``c9500x``, "See example below."
     ``iosxe``, ``c9800``
     ``iosxe``, ``c9800``, ``ewc_ap``
     ``iosxe``, ``csr1000v``
@@ -76,26 +77,26 @@ the iosxe table, it will fallback to use the generic ``iosxe`` plugin. If
     ``iosxr``, ``spitfire``
     ``ironware``
     ``ise``
-    ``linux``, , , "Generic Linux server with bash prompts"
-    ``nd``, , , "Nexus Dashboard (ND) Linux server. identical to os: linux"
+    ``linux``, , , , "Generic Linux server with bash prompts"
+    ``nd``, , , , "Nexus Dashboard (ND) Linux server. identical to os: linux"
     ``nxos``
     ``nxos``, ``mds``
     ``nxos``, ``n5k``
     ``nxos``, ``n7k``
     ``nxos``, ``n9k``
     ``nxos``, ``nxosv``
     ``nxos``, ``aci``
-    ``nso``,,, "Network Service Orchestrator"
-    ``ons``,,, "Optical Networking System"
-    ``sdwan``, ``viptela``,,"Identical to os=viptela."
+    ``nso``,,,, "Network Service Orchestrator"
+    ``ons``,,,, "Optical Networking System"
+    ``sdwan``, ``viptela``,,,"Identical to os=viptela."
     ``sros``
     ``staros``
     ``vos``
     ``junos``
     ``eos``
     ``sros``
-    ``viptela``,,,"Identical to os=sdwan, platform=viptela."
-    ``windows``,,,"Only command shell (cmd) is supported. Powershell is not supported"
+    ``viptela``,,,,"Identical to os=sdwan, platform=viptela."
+    ``windows``,,,,"Only command shell (cmd) is supported. Powershell is not supported"
 
 To use this table - locate your device's os/platform/model information, and fill
 your pyATS testbed YAML with it:
@@ -222,6 +223,35 @@ Example: Stack router
             port: 2003
             member: 3    <<< peer rp id
 
+Example: Stackwise Virtual Router
+---------------------------------
+
+.. code-block:: yaml
+
+    devices:
+      router_hostname:
+        os: iosxe
+        platform: cat9k
+        model: c9500
+        submodel: c9500x
+        chassis_type: stackwise_virtual  <<< define the chassis_type as 'stackwise_virtual'
+        credentials:
+          default:
+            username: xxx
+            password: yyy
+          enable:
+            password: zzz
+        connections:
+          defaults:
+            class: unicon.Unicon
+          a:
+            protocol: telnet
+            ip: 1.1.1.1
+            port: 2001
+          b:
+            protocol: telnet
+            ip: 1.1.1.1
+            port: 2002
 
 Example: Quad Sup router
 ------------------------

src/unicon/plugins/__init__.py

@@ -1,10 +1,11 @@
-__version__ = '25.4'
+__version__ = "25.5"
 
 supported_chassis = [
     'single_rp',
     'dual_rp',
     'stack',
     'quad',
+    'stackwise_virtual'
 ]
 
 supported_os = [

src/unicon/plugins/apic/patterns.py

@@ -1,11 +1,13 @@
 __author__ = "dwapstra"
 
+from unicon.utils import ANSI_REGEX
 from unicon.plugins.generic.patterns import GenericPatterns
 
 
 class ApicPatterns(GenericPatterns):
     def __init__(self):
         super().__init__()
+        self.learn_hostname = r'^.*?({a})?(?P<hostname>[-\w]+)\s?([-\w\]/~:\.\d ]+)?([>\$~%#\]])\s*(\x1b\S+)?$'.format(a=ANSI_REGEX)
         self.enable_prompt = r'^(.*?)((\x1b\S+)?\x00)*(%N)#\s*(\x1b\S+)?$'
         self.config_prompt = r'^(.*?)((\x1b\S+)?\x00)*(%N)\(config.*\)#\s*(\x1b\S+)?$'
         self.shell_prompt = r'^(.*?)((\x1b\S+)?\x00)*\[[-\.\w]+@((%N)\s+.*?\]#)\s*(\x1b\S+)?$'

src/unicon/plugins/apic/statemachine.py

@@ -22,13 +22,16 @@ def create(self):
         enable = State('enable', patterns.enable_prompt)
         config = State('config', patterns.config_prompt)
         shell = State('shell', patterns.shell_prompt)
+        learn_hostname = State('learn_hostname', patterns.learn_hostname)
         setup = State('setup', list(setup_patterns.__dict__.values()))
 
         self.add_state(enable)
         self.add_state(config)
+        self.add_state(learn_hostname)
         self.add_state(setup)
         self.add_state(shell)
 
+        self.add_path(Path(learn_hostname, enable, None, None))
         enable_to_config = Path(enable, config, 'configure', None)
         config_to_enable = Path(config, enable, 'end', None)
 

src/unicon/plugins/generic/service_implementation.py

@@ -2093,6 +2093,10 @@ def call_service(self,  # noqa: C901
         lb.setFormatter(logging.Formatter(fmt=UNICON_LOG_FORMAT))
         self.connection.log.addHandler(lb)
 
+        # logging the output to subconnections
+        for subcon in con.subconnections:
+            subcon.log.addHandler(lb)
+
         # Clear log buffer
         self.log_buffer.seek(0)
         self.log_buffer.truncate()
@@ -2250,6 +2254,8 @@ def call_service(self,  # noqa: C901
         self.log_buffer.truncate()
 
         self.connection.log.removeHandler(lb)
+        for subcon in con.subconnections:
+            subcon.log.removeHandler(lb)
 
         self.result = True
         if return_output:
@@ -2681,7 +2687,7 @@ class AttachModuleService(BaseService):
             with rtr.attach(1) as m:
                 m.execute('show interface')
                 m.execute(['show interface 1', 'show interface 2'])
-            # if we want to go to module_debug state
+            # if we want to go to lc_shell state
             with rtr.attach(1, debug=True) as m:
                 m.execute('show interface')
                 m.execute(['show interface 1', 'show interface 2'])
@@ -2742,7 +2748,7 @@ def __enter__(self):
                 raise NotImplementedError('Attach module state not implemented')
 
             self.conn.log.debug('+++ attaching module +++')
-            conn.state_machine.go_to('module_debug' if self.debug else 'module',
+            conn.state_machine.go_to('lc_shell' if self.debug else 'module',
                                      conn.spawn,
                                      context=self.context,
                                      timeout=self.timeout)

src/unicon/plugins/generic/statements.py

@@ -451,6 +451,11 @@ def incorrect_login_handler(spawn, context, session):
         # If credentials have been supplied, there are no login retries.
         # The user must supply appropriate credentials to ensure login
         # does not fail. Skip it for the first attempt
+
+        # Attempt fallback credentials if available
+        if session['current_credential']:
+            return
+
         raise UniconAuthenticationError(
             'Login failure, either wrong username or password')
     if 'incorrect_login_attempts' not in session: