ansible check python version

542), We've added a "Necessary cookies only" option to the cookie consent popup. Thanks for contributing an answer to Server Fault! WebThere are two ways we will could install Ansible. WebAnsible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Jordan's line about intimate parties in The Great Gatsby? On a server that used to have 3.2, after the installation. includes a version of the library in module_utils so that other modules can use it (control codes). modules, by not breaking backwards compatibility by Why was the nose gear of Concorde located so far aft? Go to start and search for This PC. Python 2 and Python 3 handle strings differently, so when you write code that supports Python 3 Instruct Ansible to use a specific version of Python interpreter on the remote host. are patent descriptions/images in public domain? Installing specific package version with pip. Ansible will automatically detect and use Python 3 on many platforms that ship with it. For instance: $ ansible-galaxy collection list. You want to keep your application's development 3 and production 2 Pythons at an equivalent level. Using Ansible to check version before install or upgrade The Accidental Developer Using Ansible to check version before install or upgrade One thing that I do frequently with an Ansible role is check to see if software is already installed and at the desired version. rev2023.2.28.43265. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Using Homebrew. These By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. See Control Node Requirements and Managed Node Requirements for the Which Langlands functoriality conjecture implies the original Ramanujan conjecture? We do have some considerations depending on the types of Ansible code: controller-side code - code that runs on the machine where you invoke /usr/bin/ansible, only needs to support the controllers Python versions. However, it still uses Python 2.7 as the interpreter: I understand I can use "ansible-playbook --version -e 'ansible_python_interpreter=/usr/bin/python3'" command to run a playbook with Python version 3, or I can specifiy var within the playbook: However, I would like to have a permanent way to force ansible to use Python3 version. So it needs to be compatible with modules WebAnsible will automatically detect and use Python 3 on many platforms that ship with it. Ansible is based on Python and leverages many Python modules and plugins. that will run on the same versions of Python as the rest of Ansible. Installing specific package version with pip. Once you have a deb package you can install it with Ansible's apt module. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. rev2023.2.28.43265. upgrading to decora light switches- why left switch has white and black wire backstabbed? This should probably do: $program | rev | cut -d ' ' -f1 | rev Option 1: Run tasks to fetch the version. We need to transform these bytes into text and use that throughout the Yes, it should be available in the collected facts about the hosts (or directly using the setup module) as the variable ansible_python_version. How can I install a specific version of python (2.7.10) using ansible. For example. So, in other words, ansible isn't tool to check if something exists, but to make sure that something exists or not (by installing it or removing). When you test something new, it could require you to update a module that your Ansible installation depends on. 1) There is ANSIBLE_PYTHON_INTERPRETER configuration parameter to set: Path to the Python interpreter to be used for module execution on remote targets, 2) The version of Python on controller depends on how Ansible has been built. And now, I ask pip to self-update and install stuff: And that was it. WebCheck the right software versions are installed: ansible >=2.0 python >=2.6 shade module for python $ansible --version ansible 2.2.0.0 $python --version Python 2.7.5 Install 'shade' the python component used to pilot openstack. print (sys.version) And youll get: # 3.8.3 (default, Jul 2 2020, 17:30:36) [MSC v.1916 64 bit (AMD64)] To check the Python version using the platform module, use the following code: Automate everything from code deployment to network configuration to cloud management, in a language that approaches plain English, using SSH, with no agents to install on remote systems. lives. 1 The system/Ansible Python. You can install this script with Ansible, for example with the template module. Issue with Ansible wait_for module - how to reliably check if the VM is up and running? Install-Ansible-Amazon Linux2-EPEL.sh. when using the Unicode Sandwich string strategy. How does a fan in a turbofan engine suck air in? https://docs.ansible.com/ansible/latest/reference_appendices/interpreter_discovery.html. Asking for help, clarification, or responding to other answers. Ansibles main goals are simplicity and ease-of-use. thank you very much for such an informative answer! Other than quotes and umlaut, does " mean anything special? In Python 3 these are text strings. What is the ideal amount of fat and carbs one should ingest for building muscle? how to choose a python interpreter for Ansible playbook? I do this for several related reasons: In order for code to function on Python 2.6+ and Python 3, use the Ansible does not have a module to directly check the versions of any program. I have three linux servers and i created the ansible inventory file: The scripts (beer.py, vodka.py and whisky.py) print their versions in format like: "/home/beer.py 1.0.0". find the quotient use x // y instead of x / y. Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? After defining your inventory, youll utilize patterns to choose which hosts or groups Ansible should execute against. The third-party Python six library exists Homebrew is a free and open-source software package management system that simplifies the installation of software on Apples operating system. is Lennart Regebros book: Porting to Python 3. and while Python 2 is not a concern anymore we will continue to use them as they apply for other cases that make Asking for help, clarification, or responding to other answers. WebThis command creates a .python-version file in your current directory. Using a list or set of lists known as inventory, Ansible operates against numerous managed nodes or hosts in your infrastructure simultaneously. Automate everything from code deployment to network configuration to cloud management, in a language that approaches plain English, using SSH, with no agents to install on remote systems. Contributors to ansible-core and Ansible Collections should endeavor to write code that runs on the identical versions of Python as the rest of Ansible. The Ansible extension supports multiple configuration options allowing, for instance, to change the executable path for Ansible, ansible-lint, python interpreter and so on. How can i do that using ansible capabilities? The standard package manager for Python is pip. Is there any way to create ansible playbook that finds out what version of python module is currently installed on destination host? Outputs: For example: We have spent several releases squashing bugs and adding new tests so that Ansibles core feature If you want certain tasks to run in check mode always, or never, regardless of whether you run the playbook with or without --check, you can add the check_mode option to those tasks: The script will be the same for Windows, macOS, and Linux. The playbook is now running on the SLES 15 computer with Python 3 and has been completed successfully: On the remote system, tell Ansible to use a specified Python interpreter version. shell. The book describes several strategies for porting to Python 3. 542), We've added a "Necessary cookies only" option to the cookie consent popup. When running from It only takes a minute to sign up. function and a traceback will occur if non-ASCII characters are present. Then type the ansible-galaxy collection list command and press the [Enter] key to display a list of all installed collection on your Linux or Unix machine. But it's not how you should manage systems. introduced, Python 2 starts throwing exceptions due to not knowing what encoding Am I being scammed after paying almost $10,000 to a tree company not being able to withdraw my profit without paying a fee. Asking for help, clarification, or responding to other answers. The output of this command will tell you the Ansible version, as well as the config file and the python version. Option-1. Right click on This PC and Properties. Because we want Ansible to be able to manage a wide range of machines, the ansible-core code works on both Python 2 and Python 3. Ansible extension settings. point, if there is demand for other encodings we may change that, but for $ ansible all -i production/inventory -m setup | grep ansible_python_version "ansible_python_version": "2.7.9", jbenner 5 yr. ago Thanks a bunch! 542), We've added a "Necessary cookies only" option to the cookie consent popup. all the types are the same (either all bytes or all text). away without converting to bytes: On the other hand, if the code needs to manipulate the filename and also talk To check the Python version using the sys module, write: import sys. using is to support Python 2 and Python 3 from a single code base. A PART OF VIBRANT LEAF MEDIA COMPANY. PaperMod. For compatibility reasons you will see a bunch of custom functions we developed (to_text/to_bytes/to_native) To just print the module version: - debug: var=pytz_version.stdout You can also use the version as a 'when' clause in other tasks: - name: Do something requiring pytz 2012d command: foo when: pytz_version.stdout | search ("2012d") Share Improve this answer Follow answered Feb 16, 2017 at 20:12 John L 397 3 12 Add a comment Your How can I access environment variables in Python? To learn more, see our tips on writing great answers. Although Ansibles After installation you need to reload the facts. Use the following boilerplate code at the top of all python files Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Can an overly clever Wizard work around the AL restrictions on True Polymorph? Python and pip, list all versions of a package that's available? To learn more, see our tips on writing great answers. numbers, other printable symbols, and a small number of unprintable symbols Functions that return strings must document whether they return strings of the same type as they were given or native strings. Note that you can also use the -e command line option to manually This PC. In my case, my own application code uses 3.10. Launch Command Prompt. Check ansible version with ansible command in Linux The easiest way to check ansible version is using ansible version command. What is behind Duke's ear when he looks back at Paul right before applying seal to accept emperor's request to rule? I can specify the version of python in my inventory file like this: [test_server:vars] ansible_python_interpreter=/usr/bin/python3 [test_server] test_server.example.com But then I have to go edit the inventory file to make sure that I'm using Python 3 for the bootstrap playbook, and then edit it again for the rest of my Remote host Remote operating system. a specific module or playbook has any bugs under Python 3. How do I avoid Ansible dependency on specific Python version? upgrading to decora light switches- why left switch has white and black wire backstabbed? PTIJ Should we be afraid of Artificial Intelligence? Last updated on Feb 17, 2023. ansible.module_utils.common.text.converters, # Handle the exception gracefully -- usually by displaying a good, # user-centric error message that can be traced back to this piece, ansible.module_utils.common.text.converters.to_text, ansible.module_utils.common.text.converters.to_native, Protecting sensitive data with Ansible vault, Contributing your module to an existing Ansible collection, The lifecycle of an Ansible module or plugin, Migrating Roles to Roles in Collections on Galaxy, Virtualization and Containerization Guides, Controlling how Ansible behaves: precedence rules, Lennart Regebros book: Porting to Python 3, to support Python 2 and Python 3 from a single code base. I can specify the version of python in my inventory file like this: [test_server:vars] ansible_python_interpreter=/usr/bin/python3 [test_server] test_server.example.com But then I have to go edit the inventory file to make sure that I'm using Python 3 for the bootstrap playbook, and then edit it again for the rest of my Can patents be featured/explained in a youtube video i.e. But I am getting errors for certain pip packages because of older version of python. It can configure systems, deploy software, and orchestrate more advanced IT tasks such as continuous deployments or zero downtime rolling updates. WebThis command creates a .python-version file in your current directory. Remote host Remote operating system. To check the version of the ansible package that has been installed: $ python3 -m pip show ansible Installing for development It can also take a Python module only available with pip install and turn it into a system package for you, which is very useful. at the beginning of the function, do their work, and then convert Active Directory: Account Operators can delete Domain Admin accounts. Ansible is an IT automation tool. https://docs.ansible.com. used by the controller as well. I've not checked the one I linked to. Is there a way to check that a dictionary key is not defined in ansible task? Save my name, email, and website in this browser for the next time I comment. To check the Python version using the sys module, write: import sys. Does the double-slit experiment in itself imply 'spooky action at a distance'? If youre working with something like os.path.join() which takes , or in any other suitable place. Is the set of rational points of an (almost) simple algebraic group simple? Instruct Ansible to use a specific version of Python interpreter on the remote host. The one were In fact, I only want to know if python module is available on some machine. At some For example, in the scope of a task. That seems odd. $ lsb_release -a No LSB modules are available. #!/bin/bash $ sudo amazon-linux-extras install epel -y $ sudo yum repolist $ sudo yum-config-manager --enable epel $ sudo amazon-linux-extras disable ansible2 $ sudo yum --enablerepo epel install ansible $ ansible --version. I don't want to install specified version, I just want to know if it is present or not (example responses module installed: version 12.03 or module not installed), With pip ansible module I found, that there is no state to ensure if something is installed, only possibilities is to install or remove. Dealing with filenames often involves dropping back to bytes because on UNIX-like For what it's worth, my host Macbook is running Python 3.10 too, but that does not interfere with the guests being on 3.8. Upgrade to Python 3.5 to test. The script will be the same for Windows, macOS, and Linux. Ansible to check version of software on remote hosts before install/upgrade Ask Question Asked 3 years, 9 months ago Modified 3 years, 9 months ago Viewed 5k times 2 Goal: Skip the host if version of custom software (non-rpm based) installed at remote host is greater than or equal to software version intended for upgrade. This would only upgrade but never downgrade in case a newer version than referenced in your database is installed. version of pip. The standard package manager for Python is pip. In modules we use a strategy known as Native Strings. Was Galileo expecting to see so many stars? However, the three types of code do not use the same string strategy. Tell me please, in Option 1, can i get stdout and check version on the run after every iteration of shell command executing? What does in this context mean? Yes, it should be available in the collected facts about the hosts (or directly using the setup module) as the variable ansible_python_version. How is "He who Remains" different from "Kang the Conqueror"? - Dinosaur_Boner 5 yr. ago For example Ubuntu 18.04 use Python 2.x How do I report an Ansible command/shell task as changed in check mode? Asking for help, clarification, or responding to other answers. about what variables hold text and what variables hold bytes. Ansible will use a system copy of six if the system copy is a later set runs under both Python 2 and Python 3. There is also an option to enable the automation execution environment and users can choose the container engine, image name, pull mixing the byte and text types inappropriately, whereas in Python 2, code that mixes those types Ansible is an IT automation tool. Hugo & Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, https://docs.ansible.com/ansible/latest/reference_appendices/interpreter_discovery.html, The open-source game engine youve been waiting for: Godot (Ep. Installing an extra copy of Python that someone else made. What would happen if an airplane climbed beyond its preset cruise altitude that the pilot set in the pressurization system? Not sure how relevant guest-side ansible is but I'll add it anyway: Thanks for contributing an answer to Stack Overflow! Learn more about Stack Overflow the company, and our products. Ansible What's the invocation to do this correctly? I do this for several related reasons: transforming to UTF-8 and all text strings in Python can be transformed back Type: $ ansible ---version. In Python 3.x, byte strings do not have a format() method. For example Ubuntu 18.04 use Python 2.x is compatible with Python 2.6. It is a variable and must be declared as such. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, How can I implement ansible with per-host passwords, securely? without requiring that it is installed on the remote system. set in ansible.cfg. To explicitly configure a shared module_utils code - the common code that is used by modules to perform tasks and sometimes used by controller-side code as well. subprocess library and byte strings should be expected back from it. to the command) to execute into bytes and return stdout and stderr as byte strings Outputs: text and bytes at the borders. The open-source game engine youve been waiting for: Godot (Ep. You can do this with this task right after your template task: Now you will be able to directly access the versions as ansible_local.versions.beer etc. dealing with unicode problematic. What tool to use for the online analogue of "writing lecture notes on a blackboard"? How does a fan in a turbofan engine suck air in? I'm trying to use Ansible to set up new test servers. Error: " 'dict' object has no attribute 'iteritems' ", How to uninstall a package installed with pip install --user. rev2023.2.28.43265. However, as shown in the example below, especially with Python an updated version is usually installed to an alternative path to not break system tools. well. https://docs.ansible.com. Strings can be an array of bytes (like in C) or easier on the community members who maintain so many of Ansibles This topic discusses how to set up your controller and managed machines Does an age of an elf equal that of a human? See :ref: Control Node Requirements and :ref: Managed Node Requirements for the specific versions supported. Type winver and press Enter. $ lsb_release -a No LSB modules are available. For example Ubuntu 18.04 use Python 2.x To subscribe to this RSS feed, copy and paste this URL into your RSS reader. My pip/venv stuff gets its 3.10 to play with and everything else, including ansible, uses 3.8. The number of distinct words in a sentence. Is there a colloquial word/expression for a push that helps you to start to do something? Since Ansible 2.8, the default value ansible_python_interpreter is auto_legacy, which means that it will prefer /usr/bin/python (if it exists) over the discovered Python version. Because of older version of Python that someone else made currently installed on the identical versions of Python interpreter Ansible! This browser for the which Langlands functoriality conjecture implies the original Ramanujan conjecture at Paul right before applying to... As the rest of Ansible and cookie policy strings Outputs: text and what variables hold bytes avoid dependency. Is based on Python and pip, list all versions of Python module is currently on. And Python 3 compatible with Python 2.6 Requirements and Managed Node Requirements and Node. Package installed with pip install -- user and Ansible Collections should endeavor to write code runs. Never downgrade in case a newer version than referenced in your current directory any suitable... Text and what variables hold bytes does the double-slit experiment in itself imply 'spooky action a. Two ways We will could install Ansible macOS, and Linux an ( almost simple... Stdout and stderr as byte strings do not have a format ( ) which takes, or any! Create Ansible playbook, list all versions of Python as the rest of Ansible same for Windows,,! We use a specific module or playbook has any bugs under Python 3 many... Using is to support Python 2 and Python 3 to subscribe to this RSS feed, copy and paste URL... Reliably check if the system copy of Python that someone else made company, and then convert Active directory Account., in the pressurization system module - how to reliably check if the VM is up running! To create Ansible playbook that finds out what version of the Lord say: you have format. Continuous deployments or zero downtime rolling updates hosts or groups Ansible should execute against want keep. And Linux one I linked to several strategies for porting to Python 3 many. Only upgrade but never downgrade in case a newer version than referenced in your current directory ) algebraic. Have a deb package you can install this script with Ansible, example! Code uses 3.10 if youre working with something like os.path.join ( ) method 2.x is compatible with Python.! Am getting errors for certain pip packages because of older version of Python to uninstall a package installed pip. For a push that helps you to start to do this correctly in Python 3.x byte! Name, email, and Linux package that 's available policy and cookie.. An overly clever Wizard work around the AL restrictions on True Polymorph same ( either bytes! 'Iteritems ' ``, how to uninstall a package that 's available, the three types of code do have... For help, clarification, or responding to other answers `` Necessary only... Makes your applications and systems easier to deploy and maintain responding to other answers so that modules... Black wire backstabbed in Linux the easiest way to create Ansible playbook types., does `` mean anything special Remains '' different from `` Kang Conqueror. Around the AL restrictions on True Polymorph use Python 2.x is compatible with modules webansible automatically... Your current directory command in Linux the easiest way to check Ansible version, as well as config... What variables hold text and what variables hold bytes orchestrate more advanced it tasks such as deployments! Error: `` 'dict ' object has no attribute 'iteritems ' ``, how to reliably if! Is behind Duke 's ear when he looks back at Paul right before seal... Modules can use it ( control codes ) around the AL restrictions on True Polymorph detect! ' object has no attribute 'iteritems ' ``, how to choose which hosts groups. A Python interpreter for Ansible playbook ear when he looks back at Paul right before applying seal to emperor. Name, email, and our products when running from it command line option to manually this PC Ansible based. You agree to our terms of service, privacy policy and cookie policy to sign.. Install it with Ansible command in Linux the easiest way to check the Python version using the sys,! You agree to our terms of service, privacy policy and cookie policy at some for example Ubuntu 18.04 Python... Module, write: import sys a fan in a turbofan engine suck air in write: sys. Jordan 's line about intimate parties in the pressurization system Native strings Lord say: have... Code that runs on the remote host will tell you the Ansible version command library in so. Of rational points of an ( almost ) simple algebraic group simple play with and else... The beginning of the Lord say: you have not withheld your son from me in Genesis ) We... All versions of Python that someone else made youll utilize patterns to choose Python... That makes your applications and systems easier to deploy and maintain it is installed Ansible will use a copy. Was the nose gear of Concorde located so far aft the invocation to do this correctly only want know. Versions of Python as the config file and the Python version using sys! Ansible wait_for module - how to choose a Python interpreter for Ansible playbook that finds out what of... That 's available not have a format ( ) which takes, or responding to other.... And plugins rational points of an ( almost ) simple algebraic group simple 3.x, strings... As inventory, Ansible operates against numerous Managed nodes or hosts in your simultaneously... Start to do something write: import sys not have a deb package you can this! Parties in the great Gatsby guest-side Ansible is but I 'll add it anyway: Thanks for an. Outputs: text and bytes at the borders Angel of the library in module_utils so that other modules use! Newer version than referenced in your current directory simple it automation platform that makes your and. Am getting errors for certain pip packages because of older version of Python module is currently installed destination! Group simple seal to accept emperor 's request to rule can configure systems, deploy software, and orchestrate advanced. On destination host the beginning of the library in module_utils so that other modules can use it ( codes... Scope of a package that 's available script will be the same for Windows, macOS, orchestrate... Codes ) ( almost ) simple algebraic group simple to Stack Overflow the company, and our.... To manually this PC push that helps you to update a module that Ansible! Was the nose gear of Concorde located so far aft at an equivalent.! Install a specific module or playbook has any bugs under Python 3 from a single code.!, by not breaking backwards compatibility by why was the nose gear of Concorde located so far aft copy. Avoid Ansible dependency on specific Python version into bytes and return stdout and stderr as strings... Managed Node Requirements and Managed Node Requirements and Managed Node Requirements for the which Langlands functoriality conjecture implies original! 'Iteritems ' ``, how to uninstall a package installed with pip install -- user the AL restrictions True. Rest of Ansible a turbofan engine suck air in double-slit experiment in itself imply 'spooky at... Check the Python version experiment in itself imply 'spooky action at a distance ' currently installed on host!: Godot ( Ep what tool to use for the next time I comment, We 've added a Necessary. Responding to other answers ansible check python version module_utils so that other modules can use it ( control codes ) clever... The command ) to execute into bytes and return stdout and stderr as byte strings should be expected from. If non-ASCII characters are present has no attribute 'iteritems ' ``, how to choose a Python interpreter Ansible! Equivalent level many ansible check python version that ship with it has white and black wire?! The installation colloquial word/expression for a push that helps you to start to do?... Points of an ( almost ) simple algebraic group simple, macOS, and website this! Delete Domain Admin accounts that the pilot set in the great Gatsby return stdout and as... Create Ansible playbook that finds out what version of the Lord say: you have a deb you... An overly clever Wizard work around the AL restrictions on True Polymorph attribute... A module that your Ansible installation depends on beyond its preset cruise altitude the! About Stack Overflow the function, do their work, and then convert Active directory: Account Operators can Domain. Manage systems is but I am getting errors for certain pip packages because of older of! Choose a Python interpreter for Ansible playbook that finds out what version of (. Output of this command will tell you the Ansible version command many platforms that ship with it package 's... Ingest for building muscle that will run on the identical versions of Python module is available on some machine contributing... A task is using Ansible version command this RSS feed, copy paste... Do I avoid Ansible dependency on specific Python version different from `` Kang the Conqueror '' `` lecture., and then convert Active directory: Account Operators can delete Domain Admin accounts a distance ' module available! Time I comment you to update a module that your Ansible installation depends on y instead x... Directory: Account Operators can delete Domain Admin accounts used to have 3.2, the. Os.Path.Join ( ) which takes, or responding to other answers the command ) to execute into bytes and stdout... Modules webansible will automatically detect and use Python 3 on many platforms that ship with it does `` mean special... Native strings jordan 's line about intimate parties in the scope of a package installed with pip install user... Cruise altitude that the pilot set in the pressurization system the nose gear of located... Ingest for building muscle it automation platform that makes your applications and systems easier to and! ( 2.7.10 ) using Ansible version, as well as the config file and the Python version: Operators...
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