Ansible get keys from dict In most cases, you can use the short plugin name dict2items. " There are many options: Include the variable from the file to a dictionary, e. 484. ansible: difference between a variable and a fact. Ask Question Asked 7 years, 8 months ago. If you're unsure of what cpm_status – Get status and parameters from WTI OOB and PDU devices; credstash – retrieve secrets from Credstash on AWS; csvfile – read data from a TSV or CSV file; cyberarkpassword – get secrets from CyberArk AIM; dict – returns key/value pair items from dictionaries; dig – query DNS using the dnspython library Ansible filter dict based on key presence and list values. But i am unable to reference this dict within the playbook. d1, and display the first value When you're working with Ansible, it's inevitable that you'll deal with lists and dictionaries. After reading it, this felt like a perfect opportunity to follow up with some related content. dict2items for easy linking to the plugin documentation and to avoid conflicting with other collections that Say I have this dictionary. Modified 2 years, 4 months ago. value - hosts: localhost vars: dict_var: key1: "val1" key2: "val2" key3: "val3" tasks: - debug: var: item loop: "{{ dict_var|dict2items }}" I try to get a specific value from dict var with Ansible but my code doesn't works fine. Create list of dict filtering different value with Ansible. Dict2items Basic Usage Define a Dictionary: Start with a dictionary that you wish to convert into a list of items. Note. Ansible Select version: Search docs: Ansible getting started. It’s particularly useful for iterating over a dictionary in playbooks or templates. The official I have a list of dicts where each dictionary has the same keys, just different values. How parse a list of dictionary and out the values in Ansible? 1. Ask Question Asked 2 years, 4 months ago. The dict2items filter in Ansible is used to transform a dictionary into a list of key-value pairs. Extract keys from a dictionary matching elements from a list Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Note. values() | list }}" before)? Thank you in advance! EDIT: Unbelievable how fast, responsive and helpful you are! You are incredible folks! 備忘課題以下の様なリストにおいて、各dictのキー部分を文字列操作したい。例えば以下のキーを小文字化する例を考える。 - KEY1: Val1 KEY2: Val2 KEY3: Val3 - I have a list which is actually a list of keys of a dict. To review, open the file in an editor that reveals hidden Unicode characters. 2. Ansible Get dict value from key. Get specific key/value from a nested dictionary based on another key/value. com in playbook and playbook will lookup its A record then check it against the predefined variable. Say I have a defaults/main. When you pass with_dict, it loops through the task passing each of the items in your containers dictionary as {{ item }}, where the item has a key and whatever values that dictionary item contains - in your case, key/value pairs where the keys are http_port and the values are those two different integers - Hi, the first line provides a dictionary of actors (names). com is in gh4. env has a key with name n1 I imagine this can be done with a nested loop, but cannot figure out how. I have tried some of these ways: debug: msg=“value - {{values. How parse a list of dictionary and out the values in Ansible? 16. Like the previous Using {{ item. 10. However, we recommend you use the FQCN for easy linking to the plugin documentation and to avoid conflicting with other This is not the exact same code. At the end the same DIct with the replaced values should remain. . Parameters src: "{{ item[0] }}/. Ansible 2: Is it possible to use a variable as a dictionary key. Ansible Community Documentation. Ansible Dictionary/Hash Key as Special Variable. subelements for easy linking to the plugin documentation and to avoid conflicting with other collections that The values for first level of keys (key1,key2) will be provided to the playbook as variable ‘key’ and i am trying to use the dictionary values corresponding to the dictionary i get from this ‘key’. Ansible: How to udpate dictionary key value in a file. 11. war server2: - file1. " A: I read your question: "Get the value from a hash without knowing the key. set_facts: list_of_dicts: {{ list_of_dict Skip to main Ansible - Getting a key value from every dict in a list of dicts. I have a list of server names and a List of dicts for all clusters in an environment. Follow asked Oct 21, 2020 at 7:15. In a loop over a movie and there over each actor I want to know in how many movies an actor plays a role. key”. war_files: server1: - file1. I would like to avoid loops, because this is going to be used to generate a string (after a map and a join). I want to find and replace a value in a dict. Iterate dict Following is the desire output: domain. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Ansible Dict creation and adding elements. values() | list }}" - ['zlogin', 'zlogout', 'zpreztorc', 'zprofile', 'zshenv'] Now Takes dictionaries as input and returns a list with each item in the list being a dictionary with ‘key’ and ‘value’ as keys to the previous dictionary’s structure. 5. Print a specific value of a key in a dictionary list. I I want to format a dict in ansible like so, from {'a': 1, 'b': 2, 'c': 3} to 'a=1,b=2,c=3' and have to set it as an environment variable in a block like so, vars: How to get dict key value format using Jinja2 in ansible using debug or set fact module. 2 "coercing to Unicode: need string or buffer, Ansible dictionary inside list - get keys and values of the dictionary. In addition, Ansible uses lists and dictionaries to There are more options. Takes dictionaries as input and returns a list with each item in the list being a dictionary with ‘key’ and ‘value’ as keys to the previous dictionary’s structure. d1: dict_name_one: KEY_1_dict_name_one: VALUE_1_dict_name_one KEY_2_could_be anything: VALUE_2_dict_name_one dict_name: dict_name_one duplicate_key: in dict_name_one Note. Parse through dictionary with list items. zprezto/runcoms/{{ item[1] }}" dest: "{{ item[0] }}/. builtin. get the value from a dict using filter. Get specific list of dict from json content using Ansible. Q: "Get the value from a dict using a filter. rejectattr takes ‘value’ attribute from each element of that list. After all, they are all part of YAML, which administrators use to create Ansible playbooks. So in my code I have a task: - name: cool task shell: 'touch iamnotcool. Inside we have keys like ip, distro, purpose that map to. every previous item is getting overwritten with the new item being added. vars: my_dict: key1: value1 key2: value2 How do I get ansible to reuse connections, enable Kerberized SSH, or have Ansible pay attention to my local SSH config file? Takes dictionaries as input and returns a list with each item in the list being a dictionary with ‘key’ and ‘value’ as keys to the previous dictionary’s structure. However, we recommend you use the FQCN for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. Code: Ansible Get dict value from key. Iterate through a dictionary with a list. how to create dictionaries runtime in Ansible playbook. Ansible - How to extract specific keys from a List of Dictionary by We can loop through each item, to get the dictionary keys. value (which I'm assuming is meant to be items. &quot;full_cluster_dict&quot;: [ { While Ansible is not recommended as a data processing/manipulation tool, you can use the existing Jinja2 templating in conjunction with the many added Ansible filters, lookups and tests to perform some very complex transformations. Create var based on list in dict. i found i needed {% if settings. war - file2. e. value) should be databases[items] in order to get the value associated with the key items. 備忘#dictionary や list_of_dictionaries 構造などにおいて使用できるフィルターなど- hosts: all gather_facts: false tasks: I’m certain there is a way to do this, but it’s just not coalescing in my head. 5 the loop function is stable and is the desired solution for all loops (though with_ remains a supported solution). This filter plugin is part of ansible-core and included in all Ansible installations. How to create a directory using Ansible. and apply filter This query instructs Ansible to iterate over each element in the my_list variable and create a new dictionary with the keys name and age, using the corresponding values from each dictionary in the original list. I want to take only the element of the list which key name is the Ansible { { inventory_hostname }} of the host Ansible is executing the playbook on. key and item. Apply from_json filter if the input is a JSON string (otherwise you can skip it). Ansible - Filter a dict with a list of keys. cool is not defined and my vars looks like: --- me: stumped: yes So when I run the task it comes back w In Ansible I've used register to save the results of a task in the variable people. Something like this: iface_current_matches: " Get Ansible; Ansible How to loop through a list of dictionary, and print out every key and value pair in Ansible (3 answers) Closed 7 years ago . how to get value return from dict when use ansible. Hello @vicks, welcome to the Community!. {{ item[1] }}" state: "link" with_nested: - "{{ users. extract multiple value from dictionary in Here is a quick sample to show how Ansible can get the value from a dictionary: This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. Always quote template expression brackets when they start a value. Ansible: How to merge list of dictionary objects with the same key getting one dictionary element with a list of thouse different values grouped? 1. append('x') %}New value of originalvar is {{originalvar}}" I have a dictionary like this: list_of_dicts: config: key1: value1 key2: value2 When I loop the dictionary I want to combine key/value pair. In most cases, you can use the short plugin name subelements. Here, server is the dictionary name. Let’s take a look at how loop works in a simple I am trying to update a dict in a hostvar, and the name of the key is constructed using a variable (node). 3. dict – returns key/value pair items from dictionaries Note This lookup plugin is part of ansible-core and included in all Ansible installations. This lookup plugin is part of ansible-core and included in all Ansible installations. http_port }} is exactly the right solution. Specify sudo password for Ansible. keys method for ansible. According to documentation, manager_attributes should be a dict of key/value pairs to set on your device. 523. Example: - name: Get the first repo's repoid and state debug: msg: "Repo ID: {{ results[0]['repoid'] }}, is {{ results[0]['state'] }}" # This will show -- Repo ID: ansible, is enabled Similarly we can access other elements with their number. Takes dictionaries as input and returns a list with each item in the list being a dictionary with ‘key’ and ‘value’ as keys to the previous dictionary’s structure. e. I have two files, one with 2 dict and another playbook that use those dict. Follow edited Oct 14, 2016 at 13:03. my input is a list that i am loading into my accounts_list variables is as follows: I get a 'dict object' has no attribute 'blabla' if I use {% if item. So, you can achieve what you need with the task: Note. Q: "Loop and print dictionary. Ansible how to create list of dictionary keys. And I want to get a concatenated string with the dict filtered on this list of keys and use it in a module option. 0. Ansible: Get Particular value from JSON. As we have already seen how Ansible map filter can be used to select or filter an element using numeric index values. g. yml file that has did not find expected key The offending line appears to be: "{{ list1 }}" "{{ list2 }}" ^ here We could be wrong, but this one looks like it might be an issue with missing quotes. Members Online FragilePower What Exactly is an Ansible Dictionary? Ansible dictionaries provide a way to store related data together in key-value pairs, much like Python dictionaries. dict for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. war and for now I just want to loop over each item (key), and then over each item in the key (value). get() method returns None if the key is not found, preventing a KeyError. The keys have dots in their names and you cannot "statically" create dynamic key names as you tried above (i. If the values of the attribute dict_name are unique create the dictionary. How to pull deeply nested data from a dictionary in ansible. Modified 7 years, 8 months ago. My use case here is users that have a list of public keys's name to generate an authorized_keys file. Something like this: iface_current_matches: "{{ Use conditional statements (when) to check if the key exists before attempting to access it. myProperty is One Function; loop In the early days of Ansible, the only option to iterate over items was using the with_items and with_list functions, I’ve never been a big fan and their uses can get pretty messy. I would like to do something like: with_items: hosts. Add a comment | 15 (at least working with ansible). As the title suggest i want to loop over an existing dictionary and change some values, based on the answer to this question i came up with the code below but it doesn't work as the values are unchanged in the second debug call, I'm thinking it is because in the other question they are creating a new dictionary from scratch, but I've also tried it without the outer curly Ansible Get dict value from key. Unfortunately, this function cannot be used with map. Your use case does fit the bill, you just have to map this filter on all elements of the prerequisite list, then flatten it and finally extract the values with another map filter. This module is part of ansible-base and included in all Ansible installations. Does anyone know how I can still get all home directories as a list (so the thing that was "{{ users. value. Or we can loop through each element of array: Below is a contrived example of my data. Despite that, we recommend you use the FQCN for easy linking to the module documentation and to avoid conflicting with other collections that may have the same module name. 1. I can loop through the list and get the "ip" attribute I want but its a large list and wanted to Takes dictionaries as input and returns a list with each item in the list being a dictionary with ‘key’ and ‘value’ as keys to the previous dictionary’s structure. Ansible dictionary inside list - get keys and values of the dictionary. {{key}}}. Get items from Ansible dictionary by key. So for example, if I Getting the values of a dictionary in Ansible with an "unknown" set of keys usually call for the usage of dict2items. Hello everyone, I have a problem that I just can’t solve. Below my code: - name: "Creating VMs for [{{env}}] environment" vmware_guest: hostname: " {item Ansible Get dict value from key. In Ansible, a dictionary (also known as a hash, map, or associative array) is a data type that allows you to store and manipulate key-value pairs. val1}” Ansible dictionary inside list - get keys and values of the dictionary. Remember dictionaries are not sorted, so don't be surprised the order on the resulting list is different to what you see on the screen above. blabla %} While this appears to be accessing a property - it's a perfectly valid solution for testing for a dict key. Cast it back to a list and take the first element of it, an you should be good to go. In your case, you have two dicts but with just one key (alice, or telephone) with respective values of "Alice", 123. war - file3. allserevers. Access value of specified dictionary key within a list of dictionaries in Ansible. For example, use dict2items to "loop and have key pair values in variables" item. 597 1 1 gold How to find in an ansible (yaml) dictionary a key from his value? 7. How to filter this dict based on the key? ansible; Share. : Ansible filter dict based on key presence and list values. Vars file: data: {path: ~/prod Ansible の dict lookup は、辞書（dictionary）からキーと値のペアを取得するための機能です。これにより、プレイブック内で動的に辞書の情報を参照することができます。基本的な使い方ここで、my_dict は辞書型の変数です。 Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company The best way to check if a key exists in a dictionary (in any Jinja2 context, not just with Ansible) is to use the in operator, e. For example, the Part1-A is replaced by AAA1234. Improve this question. Jinja2 is treating list of dictionary as string. When I execute following code it is shows a dictionary with only one key that corresponds to the last item of the with_items. It assumes the keys (the name in this case) Converting output of Python script to dict in Ansible. i am trying to follow this thread but my output is not what was expected. In most cases, you can use the short plugin name dict. Ansible variable in dictionary key. Ansible - pulling data out of a JSON nested dictionary for analysis. Hot Network Questions How to model a wavy cylinder with ribbed texture Here's a solution for you: - set_fact: my_list_of_ips: "{{ ip | from_json | list }}" Using a list filter on a dictionary will produce a list of its keys. I want to extract the names of all customers when any of the dicts in the list mylst. In most cases, you can use the short plugin name dict even without specifying the collections: keyword. - ansible_loop_var: package attempts: 1 changed: false changed_pkgs: [] failed: false invocation: module_args: install_options: [] name: - pam-reattach path: ansible. key when: item[:3] == Ansible の dict lookup は、辞書（dictionary）からキーと値のペアを取得するための機能です。これにより、プレイブック内で動的に辞書の情報を参照することができます。基本的な使い方ここで、my_dict は辞書型の変数です。dict lookup を使うことで、この辞書内のすべてのキーと値のペアを取得し Is there a way to access a dictionary using another variable as key? (Using YAML and ansible) ansible; yaml; Share. In Jinja, when databases is a dictionary, for items in databases will (as in Python) iterate over the keys of the dictionary, not its key/value pairs. Just wanted to complete @jrglynn2 answer (which is totally ok btw). 303. Ansible: How to extract values from a dictionary of lists. For example: server: ip: 10. If ip is found in variable then it will display the corresponding key. Ansible: Extract a value from a dictionary in a list. Another option would be to use dict2items, once again, take Ansible - Identify Key in dictionary when Key values are lists of dicts. loop over a list of dictionaries in Ansible without knowing key names. Let us see an example of how it can be used with dictionary also called as hash table. In most cases, you can use the short module name dict even without specifying the collections: keyword. Viewed 4k times 0 . Dictionaries are commonly used to represent configuration data, Note. When running this playbook, Now I had to change the dictionary to be nested: vars: users: foo: home_dir: /home/foo bar: baz. 10 distro: Ubuntu purpose: database. Konstantin Ansible - grab a key from a dictionary (but not in a loop) 1. A: There are more options when the variable is a dictionary. – s3dev. Is there any better way to append to a list or add a key to a dictionary in Ansible than (ab)using a jina2 template expression? I know you can do something like: - name: this is a hack shell: echo "{% originalvar. (array) and adding each dictionary (key-value datasets) we have stored inside with_items. Commented Oct 18, 2023 at 6:58. If for any case you cannot install the jmespath library in order to use the json_query filter (e. Thus, in your template, item. The values are a list of movies. However, we recommend you use the Fully Qualified Collection Name (FQCN) ansible. For example, if 'node' is 1 then I want to update hostvars['fakehost'] Ansible get a dictionary item with a dynamically compiled key name. I want a single dictionary with all the keys. Getting started with Ansible If you need to convert a list of key-value pairs to a dictionary, you can use the dict function. It seems that it is re-creating a new dictionary or may be overriding an existing dictionary for every item in the with_items. michiel Thai michiel Thai. txt' when: me. you’re using an Ansible EE on a production environment not managed by you), you can also use the selectattr Jinja2 filter, which comes pretty handy on A Subreddit dedicated to fostering communication in the Ansible Community, includes Ansible, AWX, Ansible Tower, Ansible Galaxy, ansible-lint, Molecule, etc. "prefix{{ dynamic_value }}suffix": "some content" does not work as you experienced by yourself since the key name does not go through jinja2 My friend and peer Roberto Nozaki recently wrote How to work with lists and dictionaries in Ansible. - hosts: localhost gather_facts: no vars: - mylst: - apiVersion: v1 name: customer1 metaData: cycles: 10 ships: 12 env: - name: n1 value: The keys() method is the one from Python, that return a view representing a list of the keys of that dictionary. some_dict is converted to list of {“key”:key, “value”:value} elements by dict2items filter. com The idea is to pass domain name ie domain. Example: list: - one - two - three dictionary_list: - item1: something item2: something else item3: something completely different item4: three - item1: larry item2: brother daryl item3: other Hello, from the xml module I get a list of dict of interfaces: Then you can use map with the first filter to map the list of lists to a list, and map with attribute='key' to get hold of the keys. However, we recommend you use the Fully Qualified Collection Name (FQCN)ansible. d1: "{{ dict(l1|map(attribute='dict_name')|zip(l1)) }}" gives. Terms Parameter How would I grab the key that describes the dictionary (sorry, not sure about terminology)? problem task: - name: Add the db1 schema shell: mysql {{ item }} < Then you can use map with the first filter to map the list of lists to a list, and map with attribute='key' to get hold of the keys. You'd rather do : Ansible get a dictionary item with a dynamically compiled key name. Unlike the simple If I use “with_dict”, then the template has to be duplicated and “item” changed to “item. If you look carefully at the example, you'll see that under users, you have several dicts. I need a task that searches for the elements under Part1 in the dict Starting_situation and replaces them with the value from To_be_replaced. The List of dictionaries contains the relevant servers in that cluster. In this example I would like to get a list containing web01 and web02 from the dict hosts. As of Ansible 2. ejm xhgen pwqgpec xkc fdvtr ikxaa qihdnz mgsp uybgnq ovlhy kasgkfs sgyxf qtgi jazd ljout