![]() x1b2j x1b2j To generate password with the highest entropy possible with standard Linux tools that are built into every distribution I use: This outputs all of the ASCII printable characters - from 32 (space) to 126 (tilde, ). You can optimize it by replacing the 'fold', with other string processing tools. ![]() Just take that echo line and paste it into the shell, experiment around with different variations until you get the ID you want.Creating Kubernetes Pod with random name using AnsibleĪnsible provides Kubernetes modules with which you can create various K8S objects. It generates 10 characters random string. lookup Generates random string Note This lookup plugin is part of the community.general collection (version 5.5.0). name: Generate random string : var: lookup('') Example result: 'DeadBeeF'-name: Generate random string with length 12 : var: lookup('', length12) Example result: 'Uan0hUiX5kVG'-name: Generate base64 encoded random string : var: lookup('', base64True) Example result: 'NHZ6eWN5Qk0'-name: Generate a random string with 1 lower. The "head -c 4" in the end determines how many random letters there will be appended. If you are a Red Hat customer, refer to the Ansible Automation Platform Life Cycle page for subscription details. I copy the crontab file to the server and then update the crontab with the shell module if the file changed. Ansible Generate Random String Update The Crontab. You can drop the "date" output and just go with random letters, for example. Though it wiIl be brought bck in Ansible 2.0, see slide 1415 of Whats New in v2 - AnsibleFest London 2015 You could try to work with the. This takes a datetime stamp and attaches some random letters. ![]() New in version 3.2.0: of community.general Synopsis Parameters Examples Return Values Synopsis Generates random string based upon the given constraints. Shell: echo "`date +"%Y%m%d%H%M%S"`-$(cat /dev/urandom | tr -cd | tr '' '' | head -c 4)" To install it, use: ansible-galaxy collection install community.general. For the random characters I ended up taking a recipe I had found somewhere (sorry, can't find the URL anymore) on how to create a random string, combined it in the shell with the datetime output and phrased this as an Ansible task. ![]() ![]() I settled for fine-grained time stamp plus random characters, which in my case was guaranteed to be unique enough. Just the other day I had to solve that problem as well. l'll rerun th ansible pIaybook. As another response said, it also depends on how unique you want it to be. Luckily, you can easily do this yourself. I don't think Ansible itself has that capability built in. ![]()
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