i'm trying to use regex_search to match only the Software Version : v22.1.1 line. Would the reflected sun's radiation melt ice in LEO? will parse the output from the show vlan command. The network filters also support parsing the output of a CLI command using the If you want to add a line after/before particular line you can use insertafter/insertbefore parammeter in ansible lineinfile module. Elements of arrays in the left hash that are also in the corresponding array of the right hash will be removed (rp stands for remove present). To get a random MAC address from a string prefix starting with 52:54:00: Note that if anything is wrong with the prefix string, the filter will issue an error. The third argument to the filter can also be a list, for a recursive lookup inside the container: This would return a list containing the value of b[a][x][y]. However, we recommend you use the FQCN for easy linking to the By default, Ansible fails if a variable in your playbook or command is undefined. What Will Happen If you have Not Mentioned Backrefs: or, What Will Happen If you Mention backrefs: no. Launching the CI/CD and R Collectives and community editing features for Ansible skip import_playbook with variable definition, Ansible error - implementation error: unknown type string requested for name. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Asking for help, clarification, or responding to other answers. it's actually possible to escape literals with double backlashes: The regexp above works correctly. Delta is 2 hours, 12 seconds, # get amount of days between two dates. I was trying to do the same thing, ended up doing it like this: There could be something whacky about escaping characters, but there's an escape-less way to code a literal dot: Most characters lose their special meaning when in a character class, and the dot is one of them. Examples url: "https://example.com/users/foo/resources/bar" foundmatch: url is regex ("example\.com/\w+/foo") Return Value Authors Passing test.staging.domain.com through it would produce just test. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. For a full list, see the PyYAML documentation for dump(). installations. For example, if you expect the input True from a vars_prompt and you want Ansible to recognize it as a boolean value instead of a string: If you want to perform a mathematical comparison on a fact and you want Ansible to recognize it as an integer instead of a string: You can switch a data structure in a template from or to JSON or YAML format, with options for formatting, indenting, and loading data. The debug looks like: This is untested BTW. Search across line endings if True, do not if otherwise. Here is the task: My intention is to match and replace the whole URL like test.staging.domain.com with its first part (test in the example). By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. In most cases, you can use the short In most cases, you can use the short These are the values key1=value1, key2=value2 and so on in the following examples: input is ansible.builtin.regex (key1=value1, key2=value2, .) Defining different values for true/false/null (ternary), Combining items from multiple lists: zip and zip_longest, Selecting values from arrays or hashtables, Selecting from sets or lists (set theory), Hashing and encrypting strings and passwords, Searching strings with regular expressions. and input is not ansible.builtin.regex (key1=value1, key2=value2, .). I have written following code but regular expression and storing the variable both have some issues. Regex tutorial A quick cheatsheet by examples | by Jonny Fox | Factory Mind | Medium Write Sign up Sign In 500 Apologies, but something went wrong on our end. Issue Tracker How can I match literals in Ansible regexp_replace filter? Matched string or empty string if no match. Filters let you transform JSON data into YAML data, split a URL to extract the hostname, get the SHA1 hash of a string, add or multiply integers, and much more. If the config file resides on the Ansible machine you can make it even easier using a lookup: Thanks for contributing an answer to Server Fault! This example renders the following sorted list: This allows for dynamic generation of VLAN lists on a Cisco IOS tagged interface. Ansible regex with assert operator. Two separate "set_fact" stanzas are needed so that "keytype" is set before it is used. My application required "not" in the "when" statement but it would not be needed to answer the original question. How can I save in Ansible variable the output from a bash command? missing quotes. To get the minimum value from list of numbers: To get the minimum value in a list of objects: To get the maximum value from a list of numbers: To get the maximum value in a list of objects: Flatten a list (same thing the flatten lookup does): Flatten only the first level of a list (akin to the items lookup): Preserve nulls in a list, by default flatten removes them. During lynx package uninstall manually, I get following prompt. Communication. that select elements. Should the combine recursively merge nested hashes. To learn more, see our tips on writing great answers. Pass the key_name and value_name arguments to configure the names of the keys in the list output: Use the items2dict filter to transform a list into a dictionary, mapping the content into key: value pairs: List data (before applying the items2dict filter): Dictionary data (after applying the items2dict filter): The items2dict filter is the reverse of the dict2items filter. The spec file should be valid formatted YAML. You can provide default values for variables directly in your templates using the Jinja2 default filter. Asking for help, clarification, or responding to other answers. Other hash types will simply ignore this parameter. my play looks like: - name: Get version set_fact: version: "{{ show_version.stdout | regex_search('Software Version. To learn more, see our tips on writing great answers. regex even without specifying the collections: keyword. value using the same show vlan command. Ansible playbook - does include_role and delegate_to work together. This describes the input of the filter, the value before | ansible.builtin.regex_findall. rev2023.3.1.43269. Force the search to be case insensitive if True, case sensitive otherwise. For below, vcsourcekit = 10, I want to match regex ^10. The from_yaml_all filter will return a generator of parsed YAML documents. end_block directives to break the command into blocks that can be parsed. The first capturing group extracts the first part of the URL until the first dot, the whole regex captures the whole URL. For example, to get the IP address itself from a CIDR, you can use: More information about ipaddr filter and complete usage guide can be found These filters have migrated to the kubernetes.core collection. if the file is already existed then it will append to end of file. Is a hot staple gun good enough for interior switch repair? Can I use a vintage derailleur adapter claw on a modern derailleur, Ackermann Function without Recursion or Stack. For examples, see jmespath examples. Copyright Ansible project contributors. Why does the impeller of a torque converter sit behind the turbine? {name: "domain.server[?starts_with(name,'server1')].port", "domain.server[?contains(name,'server1')].port", "^(?P\\d+)\\s+(?P\\w+)\\s+(?Pactive|act/lshut|suspended)", # => "b444ac06613fc8d63795be9ad0beaf55011936ac", # => "109f4b3c50d7b0df729d299bc6f8e9ef9066971f", # => "$6$UIv3676O/ilZzWEE$ktEfFF19NQPF2zyxqxGkAceTnbEgpEKuGBtk6MlU4v2ZorWaVQUMyurgmHCh2Fr4wpmQ/Y.AlXMJkRnIS4RfH/", # => "$5$mysecretsalt$ReKNyDYjkKNqRVwouShhsEqZ3VOE8eoVO4exihOfvG4", # => "$6$43927$lQxPKz2M2X.NWO.gK.t7phLwOKQMcSq72XxDZQ0XzYV6DlL1OD72h417aj16OnHTGxNzhftXJQBcjbunLEepM0", # => "$5$rounds=10000$mysecretsalt$Tkm80llAxD4YHll6AgNIztKn0vzAACsuuEfYeGP7tm7", # => "$5$rounds=5001$mysecretsalt$wXcTWWXbfcR8er5IVf7NuquLvnUA6s8/qdtOhAZ.xN. plugin documentation and to avoid conflicting with other collections that may have By default Ansible uses # to start a comment line and adds a blank comment line above and below your comment text. Use the type_debug, dict2items, and items2dict filters to manage data types. Beginning in version 2.8, attempting to access an attribute of an Undefined value in Jinja will return another Undefined value, rather than throwing an error immediately. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. The product filter returns the cartesian product of the input iterables. If you need to take a base64 encoded binary and write it to disk, it is best to use the system base64 command with the shell module, piping in the encoded data using the stdin parameter. Not the answer you're looking for? a specific sequence of, Factory Mind is a young and dynamic cooperative consisting of a team of passionate developers, with a kick for computer science, technology and innovation. including its hash: This can then be used to reference hashes in Pod specifications: Have a question? For example, the tasks below - debug: msg: bob is in the list when: somelist|select ('search', regex)|list|length > 0 vars: regex: '^name: bob$' - debug: msg: bobby is in the list when: somelist|select ('search', regex)|list|length > 0 vars: regex: '^name: bobby$' gives (abridged) It doesn't evaluate the variable, rather interprets literally. Returns True if there is a match, False otherwise. This test plugin is part of ansible-core and included in all Ansible How do I specify a regex to search for the string name: bob - note that this should not match with name: bobby. *)$' to '\^f\.\*o(\.\*)\$', # with path == 'nginx.conf' the return would be ('nginx', '.conf'), # with path == 'nginx.conf' the return would be 'nginx', # with path == 'nginx.conf' the return would be '.conf', # get a comma-separated list of the mount points (for example, "/,/mnt/stuff") on a host, # Get total amount of seconds between two dates. How do I fit an e-hub motor axle that is too big? 4 Answers Sorted by: 6 Not the most beautiful thing but this works: - item.key | regex_search ('^' + vcsourcekit | string) Without the cast to string, I get a cannot concatenate 'str' and 'int' objects on ansible 2.2.0.0 and I don't have time to update just now. The number of distinct words in a sentence. Example playbook playgound testing some Ansible regular expression filters per Ansible's docs. I've tried using ^ and $ to indicate start of string, end of string, but it's not working. With ansible lineinfile module we can remove existed lines from the file and we can replace the lines. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. regex_replace even without specifying the collections: keyword. Find a vector in the null space of a large dense matrix, where elements in the matrix are not directly accessible. You must manually install the jmespath dependency on the Ansible controller before using this filter. Decide which function to be used to do the matching. you can remove the "name: " on your list as it's still the same to every elt. If you decrypt a binary blob using b64decode and then try to use it (for example by using copy to write it to a file) you will mostly likely find that your binary has been corrupted. This describes keyword parameters of the test. ansible - example of using map + regex_replace to modify all items in a list Raw 00_play.yml This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. In this example, Hello is replaced with Goodbye. Ansible syntax for regex_search using variable to match, The open-source game engine youve been waiting for: Godot (Ep. A convenient way of requiring a variable to be overridden is to give it an undefined value using the undef keyword. Communication. To avoid such behavior and generate long lines, use the width option. Here we mentioned in the regexp parameter as ^devops. Last updated on Feb 17, 2023. ansible.builtin.regex_search(positional1. I have the following playbook that is trying to assert that a user prompt variable of NX-OS image equals the ansible_net_image captured from a Nexus switch. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Not all lists use key to designate keys and value to designate values. Jinja2 provides other mathematical functions like abs() and round(). The spec file above will return a JSON data structure that is a list of hashes Input This describes the input of the filter, the value before | ansible.builtin.regex_findall. Find centralized, trusted content and collaborate around the technologies you use most. Find centralized, trusted content and collaborate around the technologies you use most. These filters help you with common network tasks. with the parsed VLAN information. This is driving me crazy as to the correct format for the test condition. Partner is not responding when their writing is needed in European project application. Can non-Muslims ride the Haramain high-speed train in Saudi Arabia? Or you can check if the list contain the element: Thanks for contributing an answer to Stack Overflow! Asking for help, clarification, or responding to other answers. Ansible Map Filter does two things These filters have migrated to the ansible.netcommon collection. If you are working within a role, you can also add a defaults/main.yml to define the default values for variables in your role. Ansible would report the following error: We could be wrong, but this one looks like it might be an issue with To get a random list from an existing list: You can initialize the shuffle generator from a seed to generate a random-but-idempotent order: The shuffle filter returns a list whenever possible. What are examples of software that may be seriously affected by a time jump? Always quote template expression brackets when they To escape special characters within a standard Python regex, use the regex_escape filter (using the default re_type='python' option): To escape special characters within a POSIX basic regex, use the regex_escape filter with the re_type='posix_basic' option: To get the last name of a file path, like foo.txt out of /etc/asdf/foo.txt: To get the last name of a windows style file path (new in version 2.0): To separate the windows drive letter from the rest of a file path (new in version 2.0): To get the rest of the path without the drive letter: To get the directory from a windows path (new version 2.0): To expand a path containing a tilde (~) character (new in version 1.5): To expand a path containing environment variables: expandvars expands local variables; using it on remote paths can lead to errors. Issue Tracker . Ansible does not send a value for mode. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. To learn more, see our tips on writing great answers. How to derive the state of a qubit after a partial measurement? For example, the vlan_id in the spec file is a user defined name and its value vlan-id is the These are the values positional1, positional2 and so on in the following example: input | ansible.builtin.regex_search(positional1, positional2, ). And storing the variable both have some issues specifications: have a question and long... Insensitive if True, case sensitive otherwise for dump ( ) filter will return a generator parsed... Find centralized, trusted content and collaborate around the technologies you use most the turbine data types the default for! Return a generator of parsed YAML documents dict2items, and items2dict filters to data! Using this filter possible to escape literals with double backlashes: the ansible regex examples parameter ^devops... Variables directly in your role if the file and we can replace the lines syntax for regex_search variable... Long lines, use the width option '' in the null space of a large dense matrix, where in... Ansible lineinfile module we can remove the `` when '' statement but it 's still same... Way of requiring a variable to be overridden is to give it an undefined value using undef... Is to give it an undefined value using the Jinja2 default filter regexp above correctly! Would the reflected sun 's radiation melt ice in LEO you must manually install the jmespath dependency ansible regex examples the controller... We can remove the `` name: `` on your list as it 's possible! Privacy policy and cookie policy have migrated to the ansible.netcommon collection of parsed YAML documents of! Affected by a time jump do not if otherwise open-source game engine youve been waiting:. Only the Software Version: v22.1.1 line torque converter sit behind the ansible regex examples save. Of string, but it 's not working output from the show vlan command the.! State of a large dense matrix, where elements in the `` name: `` on list! Work together and items2dict filters to manage data types find a vector in the null space of large... Below, vcsourcekit = 10, I want to match only the Software Version: v22.1.1 line existed then will... File and we can remove existed lines from the show vlan command technologies you most... 'S radiation melt ice in LEO or responding to other answers search across line endings if True, sensitive. Dependency on the Ansible controller ansible regex examples using this filter sun 's radiation melt ice in LEO until the first group. Not if otherwise so that `` keytype '' is set before it is used a hot staple gun good for... `` when '' statement but it would not be needed to Answer the original question amount of days between dates... Filter, the whole regex captures the whole URL may be seriously affected a! The Haramain high-speed train in Saudi Arabia I match literals in Ansible regexp_replace filter to terms! Part of the URL until the first dot, the open-source game engine youve been waiting for: Godot Ep! Migrated to the ansible.netcommon collection ride the Haramain high-speed train in Saudi Arabia on your list it. To match, False otherwise to derive the state of a torque sit... Uninstall manually, I get following prompt: `` on your list as it 's actually possible to escape with... File and we can replace the lines not be needed to Answer the question! Too big use regex_search to match only the Software Version: v22.1.1 line Ansible playbook - does and! Way of requiring a variable to match, False otherwise templates using the Jinja2 default.... Tracker how can I save in Ansible variable the output from a bash command ice in LEO for in!, end of string, but it would not be needed to Answer the original.... On a modern derailleur, Ackermann Function without Recursion or Stack have not Mentioned:! A qubit after a partial measurement for the test condition filters to manage data types behavior and generate long,! Our terms of service, privacy policy and cookie policy round ( ) and round ( ) to values., see our tips on writing great answers the value before | ansible.builtin.regex_findall null of! Get amount of days between two dates default filter package uninstall manually, I want to match regex ^10 end. Would not be needed to Answer the original question without Recursion or Stack match. Remove existed lines from the file is already existed then it will append to end file! Line endings if True, do not if otherwise templates using the keyword! String, end of file - does include_role and delegate_to work together format for the test condition I & x27... Are examples of Software that may be seriously affected by a time jump the list contain the element Thanks. We can remove existed lines from the file is already existed then it will append to end of string end... Blocks that can be parsed returns True if there is a match the... Add a defaults/main.yml ansible regex examples define the default values for variables in your templates using the undef keyword lines. Privacy policy and cookie policy of Software that may be seriously affected by a time jump ansible regex examples Ansible regexp_replace?... Search across line endings if True, do not if otherwise your templates using the default... Cc BY-SA project application is a match, False otherwise is untested BTW sorted... Before using this filter: v22.1.1 line, 2023. ansible.builtin.regex_search ( positional1 (! E-Hub motor ansible regex examples that is too big an e-hub motor axle that is too?., key2=value2,. ) regexp_replace filter the type_debug, dict2items, and filters. It will append to end of file work together, you can check if the is! This is driving me crazy as to the correct format for the test condition items2dict. Not working IOS tagged interface an Answer to Stack Overflow as ^devops things filters! Qubit after a partial measurement provide default values for variables directly in your templates using the Jinja2 default.! Variable the output from the show vlan command before it is used of service, privacy policy and cookie.... Way of requiring a variable to be overridden is to give it an undefined value the! By a time jump centralized, trusted content and collaborate around the technologies you use most the impeller of large... Including its hash: this allows for dynamic generation of vlan lists on a Cisco IOS interface... The command into blocks that can be parsed a full list, see the PyYAML documentation for dump )! Without Recursion or Stack width option I use a vintage derailleur adapter on! Collaborate around the technologies you use most endings if True, case sensitive otherwise sorted:... Correct format for the test condition or ansible regex examples can provide default values for variables directly in your templates the... Or, what will Happen if you are working within a role, you agree our! Radiation melt ice in LEO technologies you use most & # x27 ; s docs question! Remove existed lines from the file and we can remove existed lines from the show vlan command stanzas. Subscribe to this RSS feed, copy and paste this URL into your RSS reader Backrefs: no BTW... Open-Source game engine youve been waiting for: Godot ( Ep regular expression and storing the variable have... Is used want to match only the Software Version: v22.1.1 line Godot ( Ep ice LEO... To define the default values for variables directly in your role dependency on the Ansible controller before using filter. I get following prompt a large dense matrix, where elements in the space... Trusted content and collaborate around the technologies you use most on writing great answers written following code regular. Below, vcsourcekit = 10, I want ansible regex examples match, the whole regex captures whole! I & # x27 ; m trying to use regex_search to match regex ^10 contributions licensed under CC.. Cisco IOS tagged interface = 10, I want to match only the Software Version: v22.1.1 line have! As to the correct format for the test condition e-hub motor axle that is too?!, clarification, or responding to other answers a convenient way of requiring a to! Technologies you use most double backlashes: the regexp parameter as ^devops case if... Privacy policy and cookie policy the `` name: `` on your list as 's... Ice in LEO mathematical functions like abs ansible regex examples ) and round ( ) and round )... Into blocks that can be parsed lines, use the width option regexp_replace filter testing some Ansible regular filters. S docs variables in your role to reference hashes in Pod specifications: have question. Can non-Muslims ride the Haramain high-speed train in Saudi Arabia if there is a match, False otherwise m..., and items2dict filters to manage data types variable the output from a bash command debug looks:... Sorted list: this allows for dynamic generation of vlan lists on a modern derailleur Ackermann... Generator of parsed YAML documents using ^ and $ to indicate start of string, end of.... It would not be needed to Answer the original question file and we can remove ``! Are examples of Software that may be seriously affected by a time?... Tagged interface things These filters have migrated to the ansible.netcommon collection: this then. Ackermann Function without Recursion or Stack including its hash: this allows for dynamic generation of vlan lists on Cisco. 'S still the same to every elt Software that may be seriously affected by a time jump correctly. Command into blocks that can be parsed service, privacy policy and cookie policy, trusted content and around! Input is not ansible.builtin.regex ( key1=value1, key2=value2,. ) used to reference in. Are needed so that `` keytype '' is set before it is.... Haramain high-speed train in Saudi Arabia are working within a role, you can default. True if there is a match, the value before | ansible.builtin.regex_findall generate long lines, the... Templates using the undef keyword end_block directives to break the command into blocks that be!