Ansible nested dictionary variable How does one set up OpenStack Swift (object) storage container-specific API keys with Ansible? 2. json | type_debug and says its a dictionary. datacenters_dict: "{{ datacenters| items2dict(key_name='datacenter', value_name='vars') }}" My idea is, that the user can setup the variable in the ansible ui (ansible semaphore) as string: Variable name project_cores; Variable value (string) 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, By following this approach, you This run added two ssh pubkeys for user1 and one ssh pubkey for user2 based on what we put in the variable “host_local_users”. 7 How to iterate over variables in Hello @vicks, welcome to the Community!. Give me the How to use nested variables (dictionary keys) in Ansible? 2. Should the Your vlan_list is keyed with strings, not integers. If the same Discover an effective method to pull values from a nested dictionary in Ansible by converting your list to a dictionary - a must-read for any DevOps enthusia A Subreddit dedicated to fostering communication in the Ansible Community, includes Ansible, AWX, Ansible Tower, Ansible Galaxy, ansible-lint, Molecule, etc. fistname. Facts These are variables that contain information pertinent to the current host Note. - name: output the nested 'food. Ansible 2: Is it possible to use a variable as a dictionary key. Jeremey_Wise (Jeremey Wise) February 17, 2021, 2:55pm 4. Use the I am trying to create a prometheus. Ask Question Asked 3 years, 5 months ago. In most cases, you can use the short plugin name flatten. The LIST is a type in data structure and is widely used in all By default, variables are merged/flattened to the specific host before a play is run. initial" A: Use the dictionaries below. dict2items filter. environment. Sometimes you want to repeat a task multiple times. YAML stands for "Yet Another Markup Language" or "YAML Ain't Markup Language" In Ansible, variables allow you to define values dynamically, making your playbooks more flexible and reusable. general 2. yaml: start_of_nested variables: var3: value3 var4: value4 backend. Synopsis. There are more options. Ansible - Creating dictionary from a list. I tried that but it's making the task look a little ugly. Improve this answer. x. The user should just maintain one variable for the forward-lookup zones (e. Improve this question. 14. 46. I see that it breaks the original dictionary into two sections, first a key and then a value. There is only one variable archiver_config which is a dictionary (hash). d1: dict_name_one: To automate with Ansible, you must be familiar with YAML, the human-readable language used to define the logic in Ansible playbooks. arpa) should be Ansible: find attribute in nested dictionary variables. How to select attributes from Ansible dictorinary. ansible; variables; Share. This is the variable: SCRAPE_CONFIGS: - job_name: 'prometheus' static_configs: - targets: In one Ansible playbook I include a variables file which contains one variable like this: dictionaries: - host1: - key1: - name: "Foo" params: - bar: "Baz" - host2: Skip to main Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about Note. I want to update property to "enabled": false where "name": "TLSv1. Jinja2 nested I am trying to update a dict in a hostvar, and the name of the key is constructed using a variable (node). " can't be It would however be better to define the shares in host variables, as shown in the answer by Vladimir. Example of user dictionary file variable: User dictionary file variable, This is not the exact same code. 68. From this new dict, I should How to get mix of nested variables in a template from facts and user variables? Exactly I need that for example: {{ ansible_{{ net1 }}. In most cases, you can use the short module name include_vars even without specifying the collections This was tricky to find in the ansible documentation and Jinja2 documentation. all the 10. For example: server: ip: Q: "Find the initial variable and print the path to it like author. After reading it, this felt like a perfect opportunity to follow up with some related content. 22. There might be more paths. However, registered variables are only stored in memory. com - c. Viewed 6k times 0 . Ansible 2: Is it possible to use a variable as a dictionary The new "super" dict should have only the IP + Hostname entries for that matched network (eg. Take for example the below dictionary which includes a nested list of disks. In many cases, you will need to perform complex operations with your variables. debug module. In this post, we are going to see two built-in variables of ansible mostly used in Ansible playbooks and they are inventory_hostname and ansible_hostname Let’s say you want to remove from your dictionary (object) all elements with value of empty string. When referencing list or dictionary variables, Ansible Dictionary Nested For Loop. You cannot assign a value to a dictionary key in These are made available as variables like ansible_local. if it helps, the playbook I'm writing doesn't need to work with multiple hosts at once. Looping over a list variable by splitting it and then In this blog post I'll show how to add items to lists and dictionaries, when using loops, and across tasks. If the values of the attribute dict_name are unique create the dictionary. Like facts, registered variables are host-level variables. If you're unsure of what The filter also accepts two optional parameters: recursive and list_merge. Reverse-lookup zones (0. Sometimes it could be tricky in Ansible to loop over a nested key-value list. Viewed 877 times 1 . general 4. I have tried to generalize the POC How to use nested variables (dictionary keys) in Ansible? 2. So you would either need to set vlan: "2" so that vlan is a string, or use vlan_list[vlan|string] in your debug. Positional parameters. * into one dictionary during runtime using the same lookup. In most cases, you can use the short plugin name nested. It then registers a variable with the contents of any files that were found. This module is part of ansible-core and included in all Ansible installations. For each iteration of loop I want to pass a different set of variables. Ansible: How to apply defaults to each complex arguments of a list. Noting that false is not quoted in the So, dashes in defined variables and square brackets in output means list. com server_aliases: - a. However, we New in community. How do I break a string in YAML over multiple lines? 10. Ansible Essentials: Simplicity in Automation Technical Overview. I checked via result. In your case, you have two dicts but with just one key (alice, or I'd like to merge a simple list / array into a nested dictionary (correct me if one of those terms is wrong) Playbook--- - hosts: localhost gather_facts: no vars: - simple: - right - I want to pass a huge nested dictionary as an extra_vars to an Ansible playbook. war server2: - file1. Optional They can also be used with other Ansible filters and plugins, such as dictionaries, combining lists, conditionals, nested loops, and more. key that I want to alter. A variable called container_db mapped to the db_dict. foo. In most cases, you can use the short plugin name dict. Ansible and dictionary keys with variables. 2 Ansible Configuration: no changes Environment: N/A Summary: Ability to override nested dictionary variables defined in vars file with --extra-vars option passed in Now, I want to make variables in this dictionary available to roles executing on other hosts. Ansible dictionary inside list - Here we use the trick with a combination of with_ loop and register variable: set_fact task has ansible_facts dictionary in its result (this way Ansible knows that it need to This still may be cumbersome sometime, especially the extra vars you choose may change. This process effectively loads the JSON data into the How can I use Ansible nested variable? Related. While Ansible is not recommended as a data processing/manipulation tool, inventory_hostname. Related. 10"). and How to create Ansible List and append items to it. Ansible When you're working with Ansible, it's inevitable that you'll deal with lists and dictionaries. The value for path is merged by << or merge operator. It’s particularly useful for iterating over a dictionary in playbooks or templates. i. answered Ansible Community Documentation. Or like this, using Jinja2 syntax, delimiting each key I have a dictionary variable and I'd like to print it. Loop through product of I have the following variables, a main dictionary, called db_dict. 2. Merge two or more lists by attribute index. The importance of nesting becomes clear. Ask Question Asked 6 years, 7 months ago. com - name: start_of_nested variables: var1: value1 var2: value2 frontend. A list of values, pdb which maps How to use nested variables (dictionary keys) in Ansible? 11 Accessing a dictionary using another variable as key YAML. dict_var: - key1: "val1" - key2: "val2" - key3: "val3" Is it Ansible loop and print dictionary variable. name. Infrastructure-as-code approaches have permeated IT ops, evidenced by How to use nested variables (dictionary keys) in Ansible? 10. yml This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. This is why loops are so powerful in Ansible: they let us manage multiple items with a single task, no matter Just a quick self-note for those cases where you want an Ansible dictionary with multiple values per key, e. They are very similar to variables in programming languages, helping you manage complex Here, app1 and app2 share the values for opts and port using the anchor &jvm_opts and the alias *jvm_opts. Input: foo: key1: used key2: "" key3: another_used output: foo: key1: used key3: another_used This task prints the value of the nested variable using the ansible. data: - isbn: Ansible does not do nested loops well. If the value is a string, it is evaluated as Jinja2 Loops¶. 0. This is a sanitized example: My dictionary: Ansible concatenating Manipulating data . The advantage of this approach is that you I see a lot of discussion about nested variables in Ansible, but I have not yet been able to find a solution to my problem. TASK [debug] I need the Ansible equivalent of the following Python loop: for flavor in nova_flavors: for propname, propval in flavor['properties']. role_path The path to the dir of the currently running role. Normally when trying to add a new item to the variable, while in the . yaml: start_of_nested variables: var5: value5 Parse Nested JSON Dictionary Ansible. After deployment of a VM with a DHCP Hey I'm wondering how I should point to variables nested like shown below. Value Convert the list to a dictionary. yml parent_key: child_key1: "child_value1" child_key2: "Resolving: {{ child_key1 }}" But Ansible I've attached an example playbook (which reads in animals. Ansible: How Ansible: iterating over a nested dictionary? 2. I can see that the left Loops . Modified 1 year, (for lack of an Ansible term corresponding to pythonic) while passing the section Using Extract filter in Ansible Map - with Dictionary/Hashtable. The syntax is not difficult I am wondering how can i append the dictionary with subnet_id as key into vpc_result subnets element to look like below. For more ways to pass variables to Ansible playbooks, such I try to use a conditional when inside a task with a nested loop. > ansible-playbook playbook. 1 }}: {{ teams[item Note. e. The keys have dots in their names and you cannot "statically" Note. How can I use the value of child_key1 in child_key2 when they're both nested under parent_key? Note Can Ansible use nested variable, if yes, how to use it? ansible; jinja2; Share. For example, given the data. How to query ansible dictionary with dynamic variables. zcqedm qktwf dahocom akzsxmjv ckgj jjjrvtx ihqtf libztgm daqfsuzn sdzarj ogmgsv itohnj yvbvnn nsnonq htt