Ansible get item from list

Ansible get item from list

value. Jan 24, 2022 · 4. file for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. map(attribute='key')|. Ansible uses variables to manage differences between systems. However, we recommend you use the Fully Qualified Collection Name (FQCN) ansible. In my case, based on a certain condition which should be triggered wheter a specific character set is present of not within the name, then just select that item. something like {{ "a" + list1. e its not appending to it on each loop. firmware_information. ] What are lists? Nov 16, 2022 · As already mentioned in the comments, the output is not a list but a string. key and item. Dec 12, 2018 · Remote list no longer exist, and i don't want to search the entire directory and delete unwanted files, only files from the list that match the pattern are safe to delete – Ilia Dec 12, 2018 at 10:19 Aug 23, 2020 · I am using Ansible ini_file to add lines with the elements reading from a list([dns_a, dns_b, dns_c. how to get the length of a list in ansible. From the output, the input is a list. conf template looks like this: The Jinja for loop works great, but in the cases where I have numerous nameservers I'd rather only list the first 3 that the shuffle() returns Dec 12, 2020 · 2. random filter in Ansible is an extension of the default Jinja2 random filter, and can be used to return a random item from a sequence of items or to generate a random number based on a range. txt). list for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. Ansible modules' usage is fairy well documented and examples cover most users' needs. On the next loop pass, item. Mar 24, 2020 · Looping in ansible throught large data lists can be very slow. Oct 11, 2019 · This playbook loops over each item, subtracts the subnet mask from 32, sorts the results by the difference and outputs the item with the smallest difference. 3. - name: analysis-core. In most cases, you can use the short plugin name file. Needs to be solved within Ansible config file that is shown. Follow Feb 24, 2023 · Supported ansible-core versions: 2. dir_lst: "{{ dir_lst_raw|reject('search', dir_lst_search)|list }}" dir_lst_search: '\. json_query filter lets you query a complex JSON structure and iterate over it using a loop structure. split for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same filter plugin name. 16. If a loop was defined the condition is evaluated for every item while iterating over the items. You should transfrom your tasks file like this: - name: get vars. There is also a Lookup plugin available. 130. Sep 26, 2022 · 1 Answer. In most cases, you can use the short plugin name inventory_hostnames. 5. 3, 0. this is the standard lookup used for loops in most examples. Until here, it works, the issues appear when I try to make it accept the next requirement: May 5, 2020 · Since test_list is a list, you need to loop through the items to be matched using regex. last is a Jinja filter that can be used to get the last element in a list. Only Python 2. shell: echo "{{ item|int }}" loop: "{{rn2}}" My expected is to output. builtin. Using with_items should work. Improve this answer. a }} ). txt) should look like this: Feb 22, 2022 · I have the following list: yum_repo_ip_addrs: ['172. address. For example, colors_enabled: "{{ colors|dict2items|. ]) to my configuration file (test. index_of lookup – Find the indices of items in a list matching some criteria Using Variables. So, on the line var: falcon_config['results']. Then the following playbook. when: var. gather_facts: false. \n - Add a newline and tab in 4 spaces. 0 = 'a' and item. colors_enabled: - red. The keys are all the names of the groups. Dec 6, 2022 · list | join('') - Retrieve the variablized list and "join" them using the following delimiter sequence, which effectively introduces list items in a roundabout way. check out the ‘flattened’ lookup for recursive flattening. The virtual machine template is stored in a newly created library item. To get a random item from a list: " {{ Jan 22, 2015 · I'm trying to check if the version supplied is a valid supported version. I can't seem to get it correct when it is a list of lists like that. debug can be used to output the entire list. In that list, there are empty strings as some of the keys don't have values assigned to them. I have the following code that creates a list dynamically that I can then later use in a template. This is also mentioned in the docs: Note that when combining when with with_items (see Loops), be aware that the when statement is processed separately for each item. indexed_items for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. 1 = 'b'. if you do not want flattening nor any other transformation look at the ‘list’ lookup. In most cases, you can use the short plugin name items . This article covers analyzing and using the data in lists and dictionaries, which is crucial for anything you want to do with Ansible. . x does print unicode strings with u prefix. Output: "min_diff. VMWare disk info gets returned as an array, but the array index is a numeric string, so I had to do this to get it to work : " { { disk_info. Dec 12, 2012 · Extracting items from a list nested within another list. For example, if I define a list in my group_vars file like so: list1: item1: a: 1 item2: a: 2 b: a2 #the list can contain more than two items. The pattern is matched against the file base name, excluding the directory. See footnote for more info. Example of a list: schemas: - year1 - year2 - year3 Example of a list of hashes with single lists: Oct 22, 2020 · Ansible: Merge list to new list with item. 10 or newer. You can use the filters map and flatten if your goal is to create a single level list out of all the file path. In most cases, you can use the short plugin name extract. With split horizon DNS and local host files etc. - second. May 11, 2017 · Using the example above, in one loop pass I need to work with 'a' and 'b'. . {{. Mar 4, 2020 · I have a list generated in ansible using values gathered by a task. An other one a bit counter intuitive but more compact to write is to simply reject elements (which by default will reject all non empty values). yml --list-hosts mygroup. Run with: The ANSIBLE_JINJA2_NATIVE is necessary to make sure diff is recorded as an integer instead of a string using set_fact. Feb 8, 2022 · Taking the first list of my dictionary, the result should be [0. May 3, 2018 · item is not a command, but a variable automatically created and populated by Ansible in tasks which use loops. The latter contains separate lines of the standard output in a form of a list. - hosts: localhost. first_found for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. If the item is not found in the list, the `index ()` function will return `-1`. Something like below can be done. My resolv. With Ansible, you can execute tasks and playbooks on multiple different systems with a single command. json_query filter. To remove items from a list in Ansible that contain a specific substring, you can use a combination of the reject filter and the search test in Jinja2. but it only outputs. find("logstash_config_filter_roletype_validation") != -1 May 27, 2022 · Note. list }}" gives the list of enabled colors. yml. index_of filter – Find the indices of items in a list matching some criteria. This is by design: Sep 22, 2020 · grafana_dashboard – list or search grafana dashboards; hashi_vault – retrieve secrets from HashiCorp’s vault; hiera – get info from hiera data; indexed_items – rewrites lists to return ‘indexed items’ ini – read data from a ini file; inventory_hostnames – list of inventory hosts matching a host pattern; items – list of items 2 days ago · Note. Each location gets their own dns4_ips list variable like this: - dns_A. - set_fact: matched: "{{ item | regex Jul 12, 2020 · 3. 8, I need to deploy and config Bind 9 DNS on Ubuntu Server VMs. The example is a bit contrived but in reality, I'll need to get the FQDN from the setup vars, rather than the hosts list on the ansible box. Oct 2, 2016 · A list of all addresses is stored in a fact ansible_all_ipv4_addresses, a default address in ansible_default_ipv4. Let's say you are using vars to create an list of fruit. Managing list variables. 7 1 sudo update-alternatives --install /usr/bin/python python /usr/bin/python3 2 sudo update-alternatives --set python Feb 25, 2015 · If you run ansible command by itself, it will print usage info and you will see: --list-hosts outputs a list of matching hosts; does not execute anything else. In most cases, you can use the short plugin name first_found. yml: ---. --- - hosts: localhost connection: local tasks: - debug: var=ansible_all_ipv4_addresses - debug: var=ansible_default_ipv4. This test plugin is part of ansible-core and included in all Ansible installations. register: device_stat. You can access this data in the ansible_facts variable. In most cases, you can use the short plugin name indexed_items. However, I'm unsure of how to do that. 3. You can change localpath_to_save_ips to the absolute path on your localhost. b is not set I want it to use a calculated default instead (eg. I have a simple list which i need to convert to string but i need each item in the final string to contain quotation marks. inventory_hostnames for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup Oct 18, 2017 · The correct syntax for var argument of debug module (with the value for your use case) is: var: item. or you can use the test regex. This {@ term operation} creates a library item in content library whose content is a virtual machine template created from the source virtual machine, using the supplied create specification. Patterns are highly flexible - you can exclude or require subsets of hosts, use wildcards or regular expressions, and more. nested for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. To iterate over the elements, use: with_items: - "{{ annoying. it's hard to find a "correct" value for it. counter filter plugin allows you to count (hashable) elements in a sequence. grapefruit: yellow. In most cases, you can use the short plugin name subelements. For example, I have two lists: FullList: - name: "Test1" value1: " Random items or numbers The ansible. csv. However, we recommend you use the Fully Qualified Collection Name (FQCN) ansible. - yellow. version: '1. In the following example: - debug: msg: "{{ item }}" with_items: - first. This is also true for the debug module, so refer to the examples to check the basic syntax. 0. But the loop itself requires a valid list. Here is the playbook. when: some_condition. Apr 8, 2020 · List vs Dictionary. If you just want a list of the groups within a given inventory file you can use the magic variables as mentioned in a couple of the other answers. Further, if elements of the loop were 2 days ago · Creates a library item in content library from a virtual machine. Expected result : the with_items statement should return a list of ethernet interfaces, as described in host_vars inventory files. \" - Add a " character to the end of the item. Apr 4, 2022 · Then to get your question better received, try to give us minimal reproducible example. you could do it in a few ways. Jun 13, 2024 · The community. Jul 29, 2019 · The problem you have is that when you register the output of a module on a loop, you end up with a list. Jan 12, 2021 · The selected_item variable stores the correct item of a list in this case. If you print the item you will notice that it contains a single item with 4 dicts so the attribute username isn't found. - something else. The community. The third item in the list. vars: # define empty admins var first so ansible doesn't complain. 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. 0 and ansible_eth. Apr 6, 2016 · This loops over all of the ansible_interfaces entries for the current machine and builds a list of the hostvars[inventory_hostname]['ansible_' + item] entries that have a type equal to "ether". iLO. extract for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same filter plugin name. 2 days ago · Note. py for example) Then use the following code: Dec 31, 2023 · Removing Items Containing a Specific Substring from a List in Ansible. debug: msg: "{{ item. Then in some role I want to use it, but if list1. Inside the folder create a python file (custom_filter. To get first item of the list: "First item in the list: {{ ansible_processor[0] }}" when: ansible_processor is defined Share. address Then there are addresses assigned to each network interface Sep 4, 2020 · the items from the first element of the list ( start: 0) until the end - 3 of the list ( end: -3) If you want all the element except the three first then, you need. So the output configuration file (test. hw_system_serial. In Ansible, you can get the index of an item in a list using the `index ()` function. Mar 17, 2020 · search succeeds if it finds the pattern anywhere within the string. This is a copy of the test code I put together - for the actual role I just added the admins|regex_replace variable into the j2 template. 1 should be roughly equivalent to the old ansible_eth0 and ansible_eth1 respectively. Requirements Most of my locations have 4+ DNS sources, but a few have less. If you find yourself in a situation where this isn't working, check the array structure. - something conditional # only want this item when some_condition == True. Elements are returned as dictionary keys and their counts are stored as dictionary values. In Ansible there are a couple of ways to do it, and the best one for you might depend on the source of your data. The inventory name or even ansible_host is not necessarily the actual hostname. - dns_C. pear: yellow. While you cannot directly do that, once you upgrade version of python used by ansible to 3. In most cases, you can use the short plugin name split. stat: path=/dev/{{item}}1. ---. Jun 8, 2020 · key: "role_{{ 'master' if is_master else 'secondary' }}" After this play completes, you will have a group named role_master that contains the master node, and a group named role_secondary that contains the secondary nodes. I want to compare two lists - one with all available options, and the second one is with specific options to be selected. Ansible executes on all inventory hosts included in the pattern. zicluster to reproduce your issue. Sorted by: 8. You are mixing here multiple issues, what you want, what you tried so far, but you are never giving the input e. - set_fact: fruits4: "{{ fruits|items2dict(key_name='fruit', value_name='color') }}" gives. Each item in the list is a list of key/value pairs, commonly called a “hash” or a “dictionary”. can I register all the list to the same variable? In addition, I also added a line with the a comment "#" in order to get only the host names that match the string "-i-" bit it's not working. 4', '172. [ Get started with IT automation with the Ansible Automation Platform beginner's guide. 05]. the task will be run twice: first time with the variable item set to first, the second time with second. if target host is debian): sudo update-alternatives --install /usr/bin/python python /usr/bin/python2. - item3. This filter plugin is part of ansible-core and included in all Ansible installations. A list (desired result) can't be created by items2dict. An example could be item. set_fact: extracted_columns: "{{ extracted_columns|default ansible. In Ansible, you can get the length of a list using the length filter. - debug: var: log_output. “third_item”. it seems that the final_list is replaced on each iteration by the last set_fact replacement, i. - ServerB. So far, I have produced the following code within an ansible Role: Oct 30, 2020 · We can loop through each item, to get the dictionary keys. Apr 23, 2019 · 9. Nov 1, 2022 · In addition, Ansible uses lists and dictionaries to exchange data within processes and with third parties. you may need to run the following (e. In this case you can use the groups magic variable and specifically just show the keys() in this hash (keys + values). ansible_backup_'. x you get rid of these. Apr 23, 2018 · final_list: "{{ final_list + [{'key': item}] }}" with_items: "{{ in_list }}" - debug: var: final_list. In your project root create folder filter_plugins. My goal is to increment the number as it loops through the list. unique for easy linking to the plugin 27. When using regexen, the pattern MUST match the ENTIRE file name, not just parts of it. May 1, 2023 · I've had trouble where python 2 + 3 are both installed and Ansible gravitates to v2. - name: Parse csv and filtering demo. Get string value in ansible list. random_choice for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. stdout it fails because falcon_config['results'] is a list and doesn't have a stdoud key. item. Oct 27, 2015 · Method #1 - Using Ansible. with_items: disk_var. Prior to ansible 2. gather_facts: no. items lookup – list of items. tasks: Nov 15, 2019 · In Ansible 2. 0 = 'c' and item. Join a list of key-value pairs in Ansible template. This produces: This plugin is useful for selecting resources based on current allocation: This produces: ok: [localhost] => { "msg": "scsi_2" } Nov 23, 2016 · Ansible get a subset of items from a list. May 5, 2021 · I'm trying to iterate over a list in Ansible and search for a string in each item in it, and then assigning the matched item to a variable. The plugin_versions is a list of dictionaries, you can print the name attribute of each dictionary using loops, here are 2 loop examples you could use: gather_facts: false. Apr 10, 2023 · this is probably easy but i cant figure it out. This approach needs to be avoided because the item where key is_default that equals true might be at any index in the list and the point is to avoid looking at the list to determine which item is needed. backing_filename }}" in Ansible 2. stdout_lines }}" You should remember that parsing ls output might cause problems in some cases. Dec 8, 2017 · It is exactly this problem. In the last example, we have kept the list of strings inside the [ ] square brackets and merged it with an existing ansible list. The first filter can be used to return the first element in an list. item": {. 5. Hot Network Questions How does the June 2024 Ukraine peace summit hope to achieve peace, if Russia is not invited? May 17, 2021 · Since your most likely have a loop or with_* usage in your task registering the files, you will have a results key in your registered variable dictionary. This method is effective for filtering out items based on partial-string matches. This lookup plugin is part of ansible-core and included in all Ansible installations. 0 there's no way to do this without using command or shell. Or we can loop through each element of array: Apr 22, 2024 · In Ansible, you can check if an element is present in a list using the in keyword in a playbook or in a Jinja2 template. general. Nov 9, 2016 · When I start the playbook I get only the last host name in the variable and not all the list of hostname. bonding | list }}" But the nearest output, even if in error, is the first line. any idea? Aug 26, 2016 · I would like to add an item to a list in ansible dependent on some condition being met. with_items: - item 1 - item 2 - item 3 or if you are looking for a string contains way(for strings not lists), then do like this. Thus now ansible_eth. It is much faster to create a custom_filter. Quote: regex works like search, but regex can be configured to perform other tests as well by passing the match_type keyword argument Apr 17, 2021 · First of all, whether you want to get just the first row or first column in all rows is not clear. Keep in mind that the u is part of printing the data, is not part of the data itself. - ServerC. 2 days ago · Create dictionary from list In most languages, it is easy to create a dictionary (also known as map/associative array/hash and so on) from a list of pairs. vars: plugin_versions: - name: ace-editor. Multiple patterns can be specified using a list. include_vars: file: ServerListA. output: [root@optima-ansible ILIAS]# ansible-playbook append_to_list. selectattr('value', 'eq', 'enabled')|. 1 = 'd'. Ansible: How to extract values from a dictionary of lists. - name: Create GPT partition table. items2dict returns a dictionary. - item2. Jun 13, 2024 · To select a single element or a data subset from a complex data structure in JSON format (for example, Ansible facts), use the community. So, what I am trying to achieve is to assign that list to a new list but without those empty values. I have a list of output from an MQ command that shows the status of a channel, the stdout_lines of my registered variable is; 'stdout_lines': [u'CHANNEL (SVRCONN. Feb 14, 2021 · items2dict can be used to select 2 attributes only ( key_name and value_name) e. when: item != 'sda'. So, we need to know how to write lists and dictionaries in YAML. I've set the list of acceptable versions in a variable, and I want to fail out of the task if the supplied version is not in the list. the items from the third element of the list ( start: 3) until the end of the list ( end: – so it stays empty) So your correct slice notation is [3:]. - debug: msg: "{{ platform_list }} of type {{ platform_list| type_debug }}" Further Q&A. path. You can then target these in subsequent plays like this: gather_facts: false. vars: my_list: - item1. If I take the list above and just output it, the 'item' iterates through every item in all of the Jun 13, 2024 · Note. I have a: DNS Ansible role to do the installation and config, a list of variables per domain zone (as DNS record type, domain name, dns entry,). On 3 all are unicode anyway and the prefix is not printed anymore. hw_health. In most cases, you can use the short plugin name nested. ansible. 2. So, for the first element I removed the "m" and divided 300/1000, same for the second and fifth element, for the second and third I moltiplicated per 1000. Here’s an example of how you can use the in keyword to check if an element is in a list in a playbook: hosts: localhost. 2 days ago · For Ansible, nearly every YAML file starts with a list. Will output something like: hosts (2): myhostname1. - dns_B. So running something like the following: ansible -i my/ansible/inventory. if we assumed that input is coming as my_list and that you are trying to extract first column from all rows, this should give what you want. To represent the variations among those different systems, you can create variables with standard YAML syntax, including lists and dictionaries. By default, you can also access some Ansible facts as top-level variables with the ansible_ prefix. - name: shutdown guest. 4) STATUS (RUNNING) SUBSTATE (RECEIVE)']} This out worked OK for what I was intending on doing as I need to display the output of the CHANNEL Aug 7, 2023 · Let's say I have variable_a which is a list like this: ["item1", "item2", "item3"] I know I can reference the first or n-th item of a list type variable like this: variable_a[0] However, let's say the variable is more complicated, and variable_b looks like this: An Ansible pattern can refer to a single host, an IP address, an inventory group, a set of groups, or all hosts in your inventory. Now we are going to do the same, this time the data we are going to add is a dictionary/map. Follow 2 days ago · The patterns restrict the list of files to be returned to those whose basenames match at least one of the patterns specified. The `index ()` function takes the item as an argument and returns its index. You can disable this behavior using the INJECT_FACTS_AS_VARS Aug 26, 2015 · Instead of looping over your original device list, you can loop over the registered results of the first task then: - name: Check if the disk is partitioned and also ignore sda. I've done this by using ansible facts in a playbook. Jun 13, 2024 · Note. There’s another small quirk to YAML. The list should ultimately look like this when run successfully: Jan 14, 2016 · Some time ago I was building an automation that required something like that - see Ansible send file to the first met destination. - name: Join into string. CHL) CHLTYPE (SVRCONN) CONNAME (1. yml --- acceptable_versions: [2, 3, 4] and May 19, 2020 · The above seems a string not a list, so it won't working with in instead you've to use == for this to work or create a proper list in ansible with . In most cases, you can use the short plugin name random_choice. g. In most cases, you can use the short plugin name list. To unclutter this, you can use the label of loop_control. Share. debug: May 4, 2022 · I am trying to create a script which is only selecting an item within a list, with a regex. servers: - ServerA. item1. Note that the index in Ansible lists is zero-based, meaning that the first item is at index 0, the second item is at index 1, and so on. This doesn't work: some_dictionary: app: - something. subelements for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same lookup plugin name. Say I have: and in a task I want to output the current index of the variable it is currently using. 5, 0, 4000, 1. yaml. To be more specific, I'm pulling all MAC addresses on each node into a list and looking for a specific manufacturer prefix in each interface. #/role/vars/main. Quoting from the question: " I add additional items under each year (making this a dictionary(?) " Adding items doesn't change a list to a dictionary. username }}" with_items: - "{{ users }}" To use loop you need to flatten it to one level as described in the documentation. 1'] I want to dynamically create a list called yum_baseurls where I copy in these values into the list along with the rest of the url. This playbook takes ansible_all_ipv4_addresses list and ansible_nodename (which is actually fully qualified domain name), iterates through all hosts and saves the data in localpath_to_save_ips file on your localhost. }},{{. Remember that if a dictionary key has a dash in it Apr 14, 2023 · The output will be the value of the first item in the list, in this case, “item1”. debug: msg: "{{ servers | join(,) }}" Jun 29, 2021 · 1. These example produces {"a": "b", "c": "d"} Jun 13, 2024 · ansible. Jan 7, 2022 · The easy intuitive way is to select the elements equal to an empty string. Ansible facts are data related to your remote systems, including operating systems, IP addresses, attached filesystems, and more. unique filter – set of unique items of a list. - \" - Add a new - " before adding each consecutive list item. results | map (attribute='files') | flatten | map Aug 9, 2019 · Since ansible cannot loop over the first level hash (without any other instructions) it transforms it to a string representation to have something to use. Something like: msg: >-. fruits4: apple: red. In most cases, you can use the short plugin name unique . I am not sure of the correct way to do this. An item of a list is introduced by a dash -in YAML. In most cases, you can use the short plugin name contains. the relevant part of groups. Feb 16, 2017 · Ansible stores the output of shell and command action modules in stdout and stdout_lines variables. 1. To get a better insight into the variable type you may use according Managing data type - Discovering the data type type_debug. 2. hosts: localhost. Mar 10, 2021 · Once you load your csv into a variable using the corresponding read_csv module, you can filter and select values inside the list with the usual filtering tools ( selectattr, map, ) For the demo, I placed your above file in files/example. 1'. 9. Joining elements of nested lists in Ansible. Ansible - Check variable type; Ansible - Type cast Feb 24, 2024 · We are going to follow the + method to add a new element to the list. Jun 20, 2016 · Please note that Ansible will print each item and the msg both - so you need to look carefully for a line that looks like "msg": "2". May 10, 2019 · var: "{{ hostvars[inventory_hostname]. I guess what you mean here is that you are getting a super cluttered debug statement because the item is actually displayed along when the loop happens. Aug 24, 2022 · 1. guest_disk_info ['0']. contains for easy linking to the plugin documentation and to avoid conflicting with other collections that may have the same test plugin name. dw ym it nk us we sc lz bu zx