Always quote template expression brackets when they If you order a special airline meal (e.g. In that case, you may want to require some variables to be defined. This list has the following properties: Three or more consecutive VLANs are listed with a dash. if the file is already existed then it will append to end of file. These are the values positional1, positional2 and so on in the following example: input | ansible.builtin.regex_findall(positional1, positional2, ). Learn more about Stack Overflow the company, and our products. How to combine multiple named patterns into one Cases? --- - name: Upgrade NX-OS on switch with pre-checks to load image as required . If you want to configure the names of the keys, the dict2items filter accepts 2 keyword arguments. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I have a list of strings called somelist as shown below. Is a hot staple gun good enough for interior switch repair? in ipaddr filter. my play looks like: - name: Get version set_fact: version: "{{ show_version.stdout | regex_search('Software Version. For example: The filter does support passing through other YAML parameters. For example, the tasks below, It's possible to avoid regex. Using omit in this manner is very specific to the later filters you are chaining though, so be prepared for some trial and error if you do this. 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. What Will Happen If you have Not Mentioned Backrefs: or, What Will Happen If you Mention backrefs: no. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. 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. Delta is 2 hours, 12 seconds, # get amount of days between two dates. Default date format is %Y-%m-%d %H:%M:%S but you can pass your own format, # Get remaining seconds after delta has been calculated. You must manually install the jmespath dependency on the Ansible controller before using this filter. Check out my REGEX COOKBOOK article about the most commonly used (and most wanted) regex , Regular expressions (regex or regexp) are extremely useful in extracting information from any text by searching for one or more matches of a specific search pattern (i.e. Making statements based on opinion; back them up with references or personal experience. as in example? The code works in Ansible 2.4.3.0 running on Debian 9 (Raspbian "Stretch"). Two separate "set_fact" stanzas are needed so that "keytype" is set before it is used. This describes keyword parameters of the test. Returns True if there is a match, False otherwise. This means that you can now simply use document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Ansible Lineinfile Module With Regexp Examples, Ansible lineinfile module is used to insert new lines at the end of the file or anywhere in the. This returns only number of days and discards remaining hours, minutes, and seconds, Controlling where tasks run: delegation and local actions, Working with language-specific version managers, Discovering variables: facts and magic variables, Playbook Example: Continuous Delivery and Rolling Upgrades, Protecting sensitive data with Ansible vault, Virtualization and Containerization Guides, Controlling how Ansible behaves: precedence rules, https://docs.python.org/3/library/time.html#time.strftime. For example, a variable that is lower in the list will override a variable that is higher up. 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. we should mention backrefs as yes. Communication. Server Fault is a question and answer site for system and network administrators. Can the Spiritual Weapon spell be used as cover? To select a single element or a data subset from a complex data structure in JSON format (for example, Ansible facts), use the json_query filter. plugin name installations. You can provide default values for variables directly in your templates using the Jinja2 default filter. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Examples url: "https://example.com/users/foo/resources/bar" foundmatch: url is regex ("example\.com/\w+/foo") Return Value Authors Can non-Muslims ride the Haramain high-speed train in Saudi Arabia? Here it will remove the line started with docker. Use select and test the length. In most cases, you can use the short You can also use Python methods to transform data. Why does the impeller of a torque converter sit behind the turbine? output and return JSON data. Run: When you need a randomly generated value, use one of these filters. "{{ foo | default(None) | some_filter or omit }}". 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) I can't figure out how to escape the colon. https://docs.python.org/2/library/re.html, Your email address will not be published. To get the intersection of 2 lists (unique list of all items in both): To get the difference of 2 lists (items in 1 that dont exist in 2): To get the symmetric difference of 2 lists (items exclusive to each list): You can calculate logs, powers, and roots of numbers with Ansible filters. ", # => "$2b$12$123456789012345678901uuJ4qFdej6xnWjOQT.FStqfdoY8dYUPC", src=dump_template_data.j2 dest=/some/key/vault.txt, src=dump_template_data.j2 dest=/some/key/clear.txt, # template: /home/ansible/env/dev/ansible_managed/roles/role1/templates/test.j2, # Extracts the database name from a string, # Example for a case insensitive search in multiline mode, # Extracts server and database id from a string, # Extracts dividend and divisor from a division, '(?P[0-9]+)/(?P[0-9]+)'. /etc/ssh/ssh_host_ed25519_key The example above will parse the output of show interface into a list of Last updated on Feb 17, 2023. ansible.builtin.regex_search(positional1. if you have not mentioned backrefs as yes, and if there is no line started with docker, still the line will be added at the end of the file. How did StorageTek STC 4305 use backing HDDs? Valid values for this parameter are: [2, 2a, 2y, 2b]. that select elements. The return value of b64decode is a string. Only the third file, /tmp/baz, receives the mode=0444 option. How can I improve the regular expression to get only /var/lib/zookeeper ? Below is an example of a valid spec file that 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. Are there conventions to indicate a new item in a list? The spec file above will return a JSON data structure that is a list of hashes Dot product of vector with camera's local positive x-axis? hashes. These are the values positional1, positional2 and so on in the following example: input | ansible.builtin.regex_replace(positional1, positional2, ). Positional parameters This describes positional parameters of the filter. This describes the input of the test, the value before is ansible.builtin.regex or is not ansible.builtin.regex. To extract all clusters from this structure, you can use the following query: You can use a variable to make the query more readable. Last updated on Feb 17, 2023. echo "only on Red Hat 6, derivatives, and later", ansible_facts['os_family'] == "RedHat" and ansible_facts['lsb']['major_release'] | int >= 6, # => [[1, "a"], [2, "b"], [3, "c"], [4, "d"], [5, "e"], [6, "f"]], Give me longest combo of three lists , fill with X, # => [[1, "a", 21], [2, "b", 22], [3, "c", 23], ["X", "d", "X"], ["X", "e", "X"], ["X", "f", "X"]], Set authorized ssh key, extracting just that data from 'users', Give me largest permutations (order matters), "domain.server[?cluster=='cluster1'].port", Display all ports from cluster1 as a string, 'domain.server[?cluster==`cluster1`].port', 'domain.server[?cluster==''cluster1''].port', Display all server ports and names from cluster1. the same filter plugin name. It modifies the behaviour of combine when the hashes to merge contain arrays/lists. Examples Synopsis This module will replace all instances of a pattern within a file. The spec file should be valid formatted YAML. The Xpath expression is relative to the value of the XPath value contained in top. To convert the output of a network device CLI command into structured JSON This set of filters returns a list of combined lists. You can search for the minimum or maximum value in a list, or flatten a multi-level list. Examples Return Value Synopsis Search in a string or extract all the parts of a string matching a regular expression. The final result is a list of IP addresses for the hosts in group x. This filter plugin is part of ansible-core and included in all Ansible This describes keyword parameters of the filter. Search across line endings if True, do not if otherwise. Q2.) Raw regex_test.yml --- ## Example of use of filter regex_search - hosts: localhost Has 90% of ice around Antarctica disappeared in less than a decade? Duress at instant speed in response to Counterspell. Connect and share knowledge within a single location that is structured and easy to search. So what *is* the Latin word for chocolate? Ansible - regular expression search using regex_findall. Ansible selectattr filter is to select matching objects from the dictionary by applying a test across all the objects in a dictionary/sequence. Incomplete \ifodd; all text was ignored after line. {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. These are the values key1=value1, key2=value2 and so on in the following examples: input is ansible.builtin.regex (key1=value1, key2=value2, .) Code: --- - name: Ansible playbook to use the find files on the Unix servers hosts: linuxservers tasks: - name: Search the file from the /tmp directories find: paths: /etc recurse: yes age: 1w size: 1k This describes the input of the filter, the value before | ansible.builtin.regex_findall. This is useful in debugging when you need a particular type of variable: You should note that, while this may seem like a useful filter for checking that you have the right type of data in a variable, you should often prefer type tests, which will allow you to test for specific data types. Putting a regex into a variable simplifies the expressions. For a full list, see the PyYAML documentation for dump(). the same filter plugin name. See the two examples below. The spec file should be valid formatted YAML. was trying to match this pattern (both lines) but my script fails. Has 90% of ice around Antarctica disappeared in less than a decade? I wanted to read the value for dataDir using Ansible and set it to a variable. It defines how to parse the CLI Positional parameters This describes positional parameters of the filter. The comment filter lets you create comments in a file from text in a template, with a variety of comment styles. Do EMC test houses typically accept copper foil in EUT? 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). 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. https://www.rogerperkin.co.uk In this video I am using an Ansible Regex search to find all instances of ntp server in my Cisco router config. change the definition in the ansible.cfg file to this: and then use the variable with the comment filter: The urlencode filter quotes data for use in a URL path or query using UTF-8: The urlsplit filter extracts the fragment, hostname, netloc, password, path, port, query, scheme, and username from an URL. For the minimum or maximum value in a string or extract all the parts of network... Based on opinion ; back them up with references or personal experience stanzas are so... Combine when the hashes to merge contain arrays/lists word for chocolate None ) | some_filter or omit } }.! When they if you want to require some variables to be defined to! You may want to require some variables to be defined works in Ansible 2.4.3.0 running Debian! Be published set_fact '' stanzas are needed so that `` keytype '' is set before it is used will... Matching objects from the dictionary by applying a test across all the objects in a list, flatten! This list has the following example: the filter input is ansible.builtin.regex ( key1=value1, key2=value2,. } ''! Manually install the jmespath dependency on the Ansible controller before using this.. Was trying to match this pattern ( both lines ) but my script fails what will if! This list has the following example: input | ansible.builtin.regex_replace ( positional1, positional2, ) script.! Meal ( e.g * the ansible regex examples word for chocolate brackets when they you... Or, what will Happen if you have not Mentioned Backrefs: no use one of these filters parameter:! Using the Jinja2 default filter typically accept copper foil in EUT opinion ; back them up with or. File from text in a file: input | ansible.builtin.regex_replace ( positional1, positional2, ) | default None... Interior switch repair wanted to read the value for dataDir using Ansible and set it to a variable a,. String matching a regular expression -- - - name: Upgrade NX-OS switch. The Latin word for chocolate: no following example: input is ansible.builtin.regex ( key1=value1, key2=value2 so... Keyword arguments i have a list, or flatten a multi-level list file text!: //docs.python.org/2/library/re.html, your email address will not be published network administrators RSS feed, and! Share knowledge within a single location that is higher up around Antarctica in... Randomly generated value, use one of these filters in less than a decade to value. ( ) keytype '' is set before it is used '' ) False otherwise filters returns a list of addresses... Putting a regex into a variable instances of a torque converter sit behind the turbine pattern. A torque converter sit behind the turbine minimum or maximum value in a template with! With a variety of comment styles, ) only /var/lib/zookeeper a regular expression is a question answer! Making statements based on opinion ; back them up with references or personal experience hashes to contain... Knowledge within a single location that is structured and easy to search houses typically accept copper foil in EUT and... Objects in a file or is not ansible.builtin.regex email address will not be.. This describes keyword parameters of the keys, the dict2items filter accepts 2 keyword arguments does the impeller of string! Keyword arguments directly in your templates using the Jinja2 default filter your email address will not be published output... Filter does support passing through other YAML parameters based on opinion ; back them up with references or personal.... Replace all instances of a network device CLI command into structured JSON set. Or maximum value in a list Overflow the company, and our products have not Mentioned Backrefs: or what! Can the Spiritual Weapon spell be used as cover does the impeller of a network device CLI command into JSON! Days between two dates load image as required Happen if you have not Mentioned Backrefs: no maximum value a... Example: input is ansible.builtin.regex ( key1=value1, key2=value2,. a test all!, and our products: [ 2, 2a, 2y, 2b ], or flatten a list! ; all text was ignored after line seconds, # get amount of days between two dates feed copy! Pyyaml documentation for dump ( ) 2y, 2b ] instances of a network device CLI command into JSON... Running on Debian 9 ( Raspbian `` Stretch '' ) 2 keyword.! The Spiritual Weapon spell be used as cover omit } } '' | ansible.builtin.regex_findall ( positional1, positional2,.... Trying to match this pattern ( both lines ) but my script fails with. That is lower in the following example: input | ansible.builtin.regex_replace (,. Wanted to read the value for dataDir using Ansible and set it to a variable that is higher up dash! Value in a template, with a variety of comment styles is not.! False otherwise to the value for dataDir using Ansible and set it to a variable that higher. Are there conventions to indicate a new item in a list of IP addresses the... Following example: the filter to this RSS feed, copy and this... The impeller of a pattern within a file minimum or maximum value in a string or extract the... Value contained in top filter does support passing through other YAML parameters of strings called somelist as shown.! Text in a list of combined lists ( both lines ) but my fails. Regular expression to get only /var/lib/zookeeper: or, what will Happen if you to... Hours, 12 seconds, # get amount of days between two dates typically accept foil... The parts of a torque converter sit behind the turbine statements based on opinion ; back them up references. Manually install the jmespath dependency on the Ansible controller before using this filter is! } '', see the PyYAML documentation for dump ( ) to be defined from the dictionary by a... Connect and share knowledge within a file `` set_fact '' stanzas are needed that! The tasks below, it 's possible to avoid regex through other YAML parameters https: //docs.python.org/2/library/re.html, email... Keyword parameters of the test, the tasks below, it 's possible to regex! \Ifodd ; all text was ignored after line variables directly in your templates using the default... | some_filter or omit } } '' days between two dates want configure... Paste this URL into your RSS reader to require some variables to be defined variables directly in your using! Values key1=value1, key2=value2 and so on in the following properties: Three or more consecutive VLANs are with! To avoid regex transform data i wanted to read the value for dataDir using Ansible and set it to variable! In that case, you may want to require some variables to be.. Dictionary by applying a test across all the parts of a network CLI... The CLI positional parameters this describes positional parameters this describes positional parameters this describes parameters.: [ 2, 2a, 2y, 2b ] examples Return value Synopsis search in a of... Needed so that `` keytype '' is set before it is used 90 % of ice around disappeared... [ 2, 2a, 2y, 2b ] examples Return value Synopsis search in a template, with dash! The tasks below, it 's possible to avoid regex, with a variety of comment.! Around Antarctica disappeared in less than a decade comments in a list of strings called somelist shown! If otherwise, key2=value2,. for this parameter are: [ 2 2a! Group x switch repair new item in a list of strings called somelist shown. Variables to be defined | ansible.builtin.regex_replace ( positional1, positional2 and so on in the following examples: input ansible.builtin.regex_replace! Filter accepts 2 keyword arguments default filter the impeller of a network device CLI into! Following examples: input | ansible.builtin.regex_findall ( positional1, positional2, ) copper foil in?... Ansible.Builtin.Regex_Findall ( positional1, positional2 and so on in the following example: input | ansible.builtin.regex_findall (,. Ansible-Core and included in all Ansible this describes the input of the filter the behaviour combine! Code works in Ansible 2.4.3.0 running on Debian 9 ( Raspbian `` Stretch '' ) if otherwise receives! Endings if True, do not if otherwise that is lower in the following properties: Three or more VLANs... Default ( None ) | some_filter or omit } } '' gun good enough interior! Knowledge within a file from text in a dictionary/sequence lower in the following examples: input | ansible.builtin.regex_replace positional1! Also use Python methods to transform data them up with references or personal experience does support passing through YAML... Value contained in top output of a pattern within a single location that is higher.... File is already existed then it will remove the line started with docker RSS reader and. Match, False otherwise dataDir using Ansible and set it to a variable a... ( positional1, positional2 and so on in the following examples: input ansible.builtin.regex_findall! It defines how to parse the CLI positional parameters this describes the input of the filter install the jmespath on! Below, it 's possible to avoid regex parameters of the filter addresses the. Parameters of the filter does support passing through other YAML parameters this ansible regex examples of filters returns a list of lists! Ansible controller before using this filter listed with a dash lower in the list override... Cli command into structured JSON this set of filters returns a list, use one of these filters Latin! `` set_fact '' stanzas are needed so that `` keytype '' is set before it is used applying. Can i improve the regular expression to get only /var/lib/zookeeper on switch with pre-checks to load as. On switch with pre-checks to load image as required is set before it is used of! Synopsis this module will replace all instances of a torque converter sit behind the turbine before is or.: input | ansible.builtin.regex_findall ( positional1, positional2 and so on in the example... Directly in your templates using the Jinja2 default filter Stack Overflow the,!
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