所以,只要执行动态inventory程序并带上--list选项能够输出这种数据格式,就是合格的动态inventory程序。 也就是说,如果我写一个Shell脚本能输出这段数据,那这个Shell脚本就是一个合格的inventory程序。 是否so easy?比如,我将上面命令的输出结果保存在/tmp/a.ini文件中: $ansible-inventory --list -i static
A list variable combines a variable name with multiple values. The multiple values can be stored as an itemized list or in square brackets[], separated with commas. Defining variables as lists You can define variables with multiple values using YAML lists. For example: ...
service: name=httpd state=started 此外,Ansible 使用 "{{ var }}"来引用变量.,如果一个值以 "{" 开头, YAML 将认为它是一个字典, 所以我们必须引用它, 像这样:foo: "{{ variable }}" 三、playbooks的基本用法 最基本的playbook分为四部分: 定义主机和用户 1 2 hosts users 定义playbook 执行需要的变...
Variable: ANSIBLE_COW_ACCEPTLIST :Version Added: 2.11 ANSIBLE_COW_PATH Description: Specify a custom cowsay path or swap in your cowsay implementation of choice. Type: string Default: None Ini: Section: [defaults] Key: cowpath Environment: Variable: ANSIBLE_COW_PATH ANSIBLE_COW_SEL...
config.vm.define vm[0] do |box| box.vm.box = "ubuntu/trusty64" box.vm.network "private_network", ip: vm[1] box.vm.hostname = vm[0] box.vm.provider "virtualbox" do |vb| vb.memory = "512" end end } end inventory:
Variables Lastly, we can create a host group for hosts that share a common variable. Then, we apply the variable value to the whole group at a time. Notably, we can define group variables at the group level in the inventory file or playbook. As a best practice, we should keep ...
Dictionaries are the equivalent ofhashes. They differ from a list because they are keyed using a string, not a number. Here is one way to define a simple dictionary: vars:rockers:drums:John Bonhambass:John Paul Jonesguitar:Jimmy Pagevocals:Robert Plant ...
[-m MODULE_NAME] pattern Define and run a single task 'playbook' against a set of hosts positional arguments: pattern host pattern optional arguments: --ask-vault-pass ask for vault password --list-hosts outputs a list of matching hosts; does not execute anything else --playbook-dir ...
(py37env) aaron@ubuntu:~$ ansible -helpUsage: ansible<host-pattern>[options]Define and run a single task 'playbook' against a set of hostsOptions: -a MODULE_ARGS, --args=MODULE_ARGS module arguments --ask-vault-pass ask for vault password -B SECONDS, --background=SECONDS run asynchronou...
variable has not been declared earlier using the vars method, you can directly set them as a dictionary by default. you can define some value to it by default using the default this is much more helpful while creating variables in a dynamic manner. to declare the variable within the task ...