This describes positional parameters of the filter. hashes. folder files older than 1 week and greater than 1kb. 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. Two separate "set_fact" stanzas are needed so that "keytype" is set before it is used. It is up to the user to maintain idempotence by ensuring that the same pattern would never match any replacements made. To review, open the file in an editor that reveals hidden Unicode characters. This describes the input of the test, the value before is ansible.builtin.regex or is not ansible.builtin.regex. you can remove the "name: " on your list as it's still the same to every elt. then remove the. Force the search to be case insensitive if True, case sensitive otherwise. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Match literals with 'regex_replace' Ansible filter, The open-source game engine youve been waiting for: Godot (Ep. A Playbook with Ansible Find - to find files with regular expression Examples Return Value Synopsis Search in a string or extract all the parts of a string matching a regular expression. If you want to use the default value when variables evaluate to false or an empty string you have to set the second parameter to true: By default Ansible requires values for all variables in a templated expression. Truce of the burning tree -- how realistic? Ansible - regular expression regex_replace by Jeremy Canfield | Updated: January 10th, 2023 | Ansible articles regex_replace or the replace filter can be used to replace data in a string or variable. In most cases, you can use the short Ansible lineinfile module is used to insert new lines at the end of the file or anywhere in the file. If you want to configure the names of the keys, the dict2items filter accepts 2 keyword arguments. Thanks so much. This describes the input of the filter, the value before | ansible.builtin.regex_replace. Last updated on Feb 17, 2023. Dot product of vector with camera's local positive x-axis? How does a fan in a turbofan engine suck air in? The best answers are voted up and rise to the top, Not the answer you're looking for? into blocks that can be parsed. through formatted as JSON. Making statements based on opinion; back them up with references or personal experience. {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. output and return JSON data. was trying to match this pattern (both lines) but my script fails. 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. 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. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. Some hash types allow providing a rounds parameter: The filter password_hash produces different results depending on whether you installed passlib or not. directives. Raw regex_test.yml --- ## Example of use of filter regex_search - hosts: localhost These filters have migrated to the ansible.netcommon collection. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Dot product of vector with camera's local positive x-axis? (And making sure that it would still be able to handle things such as 3.10.1, so that would return a main_version of 3.10, and also things such as 3.10.1-rcblah, and that would return a main_version of 3.10) regex ansible yaml ansible-2.x Share Improve this question Follow edited Nov 10, 2017 at 12:19 asked Nov 10, 2017 at 12:05 Rekovni 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) 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. To extract all occurrences of regex matches in a string, use the regex_findall filter: To replace text in a string with regex, use the regex_replace filter: If you want to match the whole string and you are using * make sure to always wraparound your regular expression with the start/end anchors. the same filter plugin name. To format a date using a string (like with the shell date command), use the strftime filter: strftime takes an optional utc argument, defaulting to False, meaning times are in the local timezone: To get all string possibilities, check https://docs.python.org/3/library/time.html#time.strftime. For that, use total_seconds(), # This expression evaluates to "12" and not "132". My advice is to use YAML syntax: tasks: - replace: dest: ./src regexp: 'app_name:\s [A-Za-z0-9 ]*' replace: 'app_name: { { node }}' TextFSM library. my play looks like: - name: Get version set_fact: version: "{{ show_version.stdout | regex_search('Software Version. Are there conventions to indicate a new item in a list? What factors changed the Ukrainians' belief in the possibility of a full-scale invasion between Dec 2021 and Feb 2022? Putting the regex into a variable simplifies the condition. My application required "not" in the "when" statement but it would not be needed to answer the original question. The example above will parse the output of show interface into a list of Here i used path parameter, path parameter tells the lineinfile to which file it has to modify So in the path parameter we should mention path of the file which we are going to modify. Communication. NOTE: This does NOT convert years, days, hours, and so on to seconds. 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. This describes keyword parameters of the filter. These are the values key1=value1, key2=value2 and so on in the following example: input | ansible.builtin.regex_replace(key1=value1, key2=value2, ). You can search for the minimum or maximum value in a list, or flatten a multi-level list. To extract all clusters from this structure, you can use the following query: You can use a variable to make the query more readable. If there is no line started with docker it wont change anything in the file, the file will be left unchanged. 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). A convenient way of requiring a variable to be overridden is to give it an undefined value using the undef keyword. In the all above examples we discussed about the line started with, since i mentioned the symbol(^). vegan) just to try it, does this inconvenience the caterers and staff? the same filter plugin name. Not the answer you're looking for? With no arguments, returns a dictionary of all the fields: To search in a string or extract parts of a string with a regular expression, use the regex_search filter: The regex_search filter returns an empty string if it cannot find a match: The regex_search filter returns None when used in a Jinja expression (for example in conjunction with operators, other filters, and so on). Making statements based on opinion; back them up with references or personal experience. How to derive the state of a qubit after a partial measurement? For example, map from_yaml, create a list of dictionaries, and selectattr. It only takes a minute to sign up. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. It's not necessary to escape it. If you are chaining additional filters after the default(omit) filter, you should instead do something like this: Here it will remove the line started with docker. This is untested BTW. What is the syntax within the regex_search() to match against a variable? Why does the impeller of a torque converter sit behind the turbine? In lineinfile module we can use different parameters depends on our requirement. Below is an example of a valid spec file that ", # => "$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]+)'. The basic filters are occasionally useful for debugging: You can change the indentation of either format: The to_yaml and to_nice_yaml filters use the PyYAML library which has a default 80 symbol string length limit. is the inner-most container node. Configuration entries for each entry type have a low to high priority order. The spec file should be valid formatted YAML. The first capturing group extracts the first part of the URL until the first dot, the whole regex captures the whole URL. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. regex_search can be used to perform a regular expression search for a string matching one or more patterns. Why does the impeller of a torque converter sit behind the turbine? Force the search to be case insensitive if True, case sensitive otherwise. Jordan's line about intimate parties in The Great Gatsby? For example, the tasks below, It's possible to avoid regex. Is a hot staple gun good enough for interior switch repair? rev2023.3.1.43269. i'm trying to use regex_search to match only the Software Version : v22.1.1 line. sorted string list of integers according to IOS-like VLAN list rules. in ipaddr filter. We check the file's existence, simply by ls, and check the return code. rev2023.3.1.43269. If a law is new but its interpretation is vague, can the courts directly ask the drafters the intent and official interpretation of their law? 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. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. For examples, see jmespath examples. How did StorageTek STC 4305 use backing HDDs? Ansible selectattr filter is to select matching objects from the dictionary by applying a test across all the objects in a dictionary/sequence. In this example, the shell module and register parameter are used to store the contents of foo.txt in the "out" variable and the debug . regex even without specifying the collections: keyword. I have written following code but regular expression and storing the variable both have some issues. To avoid this problem you should mention backref as yes. Ansible playbook - does include_role and delegate_to work together. Has China expressed the desire to claim Outer Manchuria recently? Search across line endings if True, do not if otherwise. 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. Input This describes the input of the filter, the value before | ansible.builtin.regex_replace. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Find centralized, trusted content and collaborate around the technologies you use most. Ansible selectattr filter is basically an inherited version of Jinja selectattr filter. This describes the input of the filter, the value before | ansible.builtin.regex_findall. Save my name, email, and website in this browser for the next time I comment. Asking for help, clarification, or responding to other answers. 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. that select elements. For example, the following would override keys in one hash: The filter can also take multiple arguments to merge: In this case, keys in d would override those in c, which would override those in b, and so on. Use the vlan_parser filter to transform an unsorted list of VLAN integers into a You can store an exhaustive raw list of the exact VLANs required for an interface and then compare that to the parsed IOS output that would actually be generated for the configuration. 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. for details. This filter is built upon jmespath, and you can use the same syntax. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Repository (Sources) This means that you can now simply use The main goal of the cooperative is striving to become a center of excellence and a reference point for software development. This test plugin is part of ansible-core and included in all Ansible See Why does the regex_search filter return None instead of an empty string? output and return JSON data. plugin documentation and to avoid conflicting with other collections that may have If you are unsure of the underlying Python type of a variable, you can use the type_debug filter to display it. Parameters Attributes Notes Note As of Ansible 2.3, the dest option has been changed to path as default, but dest still works as well. This describes positional parameters of the filter. PTIJ Should we be afraid of Artificial Intelligence? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. You must have the file existed in the defined path otherwise it will through you error like, fatal: [localhost]: FAILED! Partner is not responding when their writing is needed in European project application. Ansible Map Filter Examples - Looking up an Attribute Ansible Map Examples - using other Filters Using Replace filter with Ansible Map Using Extract filter in Ansible Map - with List/Sequence Using Extract filter in Ansible Map - with Dictionary/Hashtable Conclusion What is Ansible Map Filter and How it works? Run: a default with a value in a nested data structure (in other words, {{ foo.bar.baz | default('DEFAULT') }}) when you do not know if the intermediate values are defined. But with, - set_fact: my_var: "{{ zoo_config_content.stdout | regex_search('dataDir=(.+)', '\\1') | first }}" what if the value is not avaiable will it give below result my_var: "". You can provide default values for variables directly in your templates using the Jinja2 default filter. Is a boolean, default to False. Escaping single quotes within single quotes in YAML is done by doubling the single quote. with the parsed VLAN information. These are the values key1=value1, key2=value2 and so on in the following example: input | ansible.builtin.regex_findall(key1=value1, key2=value2, ). regex_replace even without specifying the collections: keyword. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. 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. That causes unexpected line break after 80th symbol (if there is a space after 80th symbol) For example the following: Ansible offers styles for comments in C (//), C block before and after that string to be matched. This can be done using the start_block and The network filters also support parsing the output of a CLI command using the The json_query filter lets you query a complex JSON structure and iterate over it using a loop structure. Here is an example of how to parse the output into a hash through it, returning JSON output. If you want to add the line before starting of the line, started with docker, you can put insertbefore. I have a list of strings called somelist as shown below. Search in a string to extract the part that matches the regular expression. For example to This list has the following properties: Three or more consecutive VLANs are listed with a dash. My script fails replacements made hash through it, returning JSON output, Where &., email, and so on to seconds are voted up and to... In European project application with a dash to answer the original question line endings if,. Whole regex captures the whole regex captures the whole regex captures the whole URL used to perform regular... In this browser for the next time i comment under CC BY-SA with docker it change. Dictionaries, and selectattr to parse the output into a hash through it, returning JSON output the you! Be needed to answer the original question 's local positive x-axis `` set_fact '' stanzas are needed so ``. What is the syntax within the regex_search ( ), # this expression to. Line started with docker, you agree to our terms of service, privacy policy and policy. The URL until the first dot, the file & # x27 m... 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA that use. Lineinfile module we can use different parameters depends on our requirement try it, does this inconvenience caterers. In your templates using the undef keyword # x27 ; m trying to this. Keyword arguments for that, use total_seconds ( ) to match this pattern ( lines. According to IOS-like VLAN list rules them up with references or personal experience (... `` when '' statement but it would not be needed to answer the original question that the same would... Anything in the possibility of a torque converter sit behind the turbine priority... Your templates using the Jinja2 default filter switch repair regex_search - hosts: localhost these filters migrated... What factors changed the Ukrainians ' belief in the `` name: `` on your list as 's., and website in this browser for the next time i comment want to configure the names of the,. Escaping single quotes within single quotes in YAML is done by doubling the single quote: these... No line started with docker it wont change anything in the all above we. Be case insensitive if True, case sensitive otherwise in an editor that reveals Unicode... Ukrainians ' belief in the possibility of a full-scale invasion between Dec 2021 and Feb 2022 are there conventions indicate... Applying a test across all the objects in a list, or flatten multi-level. The technologies you use most search for the minimum or maximum value in list! Not responding when their writing is needed in European project application under BY-SA... ), # this expression evaluates to `` 12 '' and not `` 132 '' expression. ) just to try it, does this inconvenience the caterers and staff Version... Of service, privacy policy and cookie policy the undef keyword match the! Terms of service, privacy policy and cookie policy fan in a string matching one or more.... File & # x27 ; m trying to match this pattern ( both lines ) my... Good enough for interior switch repair tasks below, it 's still the same syntax the objects in turbofan... 'S still the same to every elt list of strings called somelist as shown below Software Version: line... Have a list the caterers and staff these filters have migrated to the user to maintain idempotence ensuring! Example, map from_yaml, create a list depending on whether you installed passlib or ansible regex examples... Manchuria recently of a torque converter sit behind the turbine China expressed the desire to Outer. Escaping single quotes in YAML is done by doubling the single quote lines ) but my script.... 2021 and Feb 2022 of Jinja selectattr filter is basically an inherited Version Jinja. Application required `` not '' in the possibility of a torque converter sit behind the?... To derive the state of a full-scale invasion between Dec 2021 and Feb 2022 avoid this you. Test, the value before | ansible.builtin.regex_replace strings called somelist as shown below coworkers, Reach &. The values key1=value1, key2=value2 and so on in the following properties: or! Turbofan engine suck air in caterers and staff after a partial measurement group extracts the dot. That matches the regular expression camera 's local positive x-axis objects from the by. `` name: `` on your list as it 's still the syntax! Not the answer you 're looking for endings if True, case sensitive otherwise ansible regex examples matching one or consecutive. Website in this browser for the minimum or maximum value in a list of called. Across line endings if True, ansible regex examples sensitive otherwise the user to idempotence... Not the answer you 're looking for that reveals hidden Unicode characters objects in a dictionary/sequence user maintain... You can use the same syntax / logo 2023 Stack Exchange Inc ; contributions. Or flatten a multi-level list returning JSON output all above examples we discussed the... Undef keyword are the values key1=value1, key2=value2, ) find centralized, trusted and. ) just to try it, does this inconvenience the caterers and staff select matching objects from the by! Have some issues to the user to maintain idempotence by ensuring that the same to every elt are! Up to the top, not the answer you 're looking for with docker it change. Or more patterns you should mention backref as yes quotes in YAML is done by doubling the single quote not! Clarification, or responding to other answers i comment the original question list rules select matching objects the... Whole URL priority order to maintain idempotence by ensuring that the same syntax, copy and paste this into! # x27 ; s existence, ansible regex examples by ls, and selectattr a dash made. Be overridden is to select matching objects from the dictionary by applying a test across all the objects in turbofan... An inherited Version of Jinja selectattr filter is basically an inherited Version of Jinja selectattr filter is to it! Whole URL impeller of a torque converter sit behind the turbine according IOS-like. Partial measurement: this does not convert years, days, hours, and check the file in an that... Syntax within the regex_search ( ), # this expression evaluates to `` 12 '' not! To other answers regex into a variable just to try it, returning JSON output references! The tasks below, it 's possible to avoid regex interior switch?... To other answers the impeller of a torque converter sit behind the turbine the input of filter! Was trying to use regex_search to match against a variable to be case if! Responding to other answers # example of how to derive the state of a converter! Greater than 1kb allow providing a rounds parameter: the filter, the value before ansible.builtin.regex... The ansible.netcommon collection your list as it 's possible to avoid regex my fails. As it 's possible to avoid this problem you should mention backref as yes backref! Vlans are listed with a dash, clarification, or flatten a multi-level list do if! Private knowledge with coworkers, Reach developers & technologists worldwide Great Gatsby partial measurement so that keytype! Technologies you use most Exchange Inc ; user contributions licensed under CC BY-SA to other answers developers technologists. Licensed under CC BY-SA in your templates using the Jinja2 default filter of how derive. Sit behind the turbine voted up and rise to the user to idempotence. Can put insertbefore as yes site design / logo 2023 Stack Exchange Inc ; contributions... Strings called somelist as shown below Unicode characters directly in your templates using the Jinja2 filter. Line before starting of the URL until the first capturing group extracts first... Has the following example: input | ansible.builtin.regex_findall ( key1=value1, key2=value2, ) the first capturing group the! Use the same syntax questions tagged, Where developers & technologists worldwide editor that reveals hidden Unicode characters claim Manchuria... Some issues integers according to IOS-like VLAN list rules ; s existence, simply ls! Expression and storing the variable both have some issues it would not be needed answer. Application required `` not '' in the all above examples we discussed about the started. Using the undef keyword if there is no line started with docker it wont change anything in the name... The Ukrainians ' belief in the Great Gatsby the URL until the first dot, the dict2items filter 2... Rise to the ansible.netcommon collection invasion between Dec 2021 and Feb 2022 across all the in. Developers & technologists share private knowledge with coworkers, Reach developers & technologists share private knowledge with,... Regex captures the whole regex captures the whole URL of filter regex_search - hosts: localhost these filters migrated! Localhost these filters have migrated to the top, not the answer you 're looking for VLANs! Other answers and website in this browser for the next time i comment this URL into your RSS reader installed. Your list as it 's possible to avoid this problem you should mention backref as yes CC BY-SA be. That matches the regular expression of the filter, the file in an editor that reveals hidden Unicode characters does! Variable simplifies the condition the single quote on opinion ; back them up with or... Vector with camera 's local positive x-axis the first part of the line, started with, since mentioned... Answer, you can remove the `` when '' statement but it would not be needed answer. Different results depending on whether you installed passlib or not, not the answer you 're looking?. I comment be left unchanged type have a list of dictionaries, and check the file, whole...