| Description |
1 online resource (1 volume) : illustrations. |
| Series |
Community experience distilled |
|
Community experience distilled.
|
| Note |
Includes index. |
| Contents |
Cover; Copyright; Credits; About the Author; Acknowledgment; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: System Architecture and Design of Ansible; Ansible version and configuration; Inventory parsing and data sources; The static inventory; Inventory variable data; Dynamic inventories; Run-time inventory additions; Inventory limiting; Playbook parsing; Order of operations; Relative path assumptions; Play behavior keys; Host selection for plays and tasks; Play and task names; Module transport and execution; Module reference; Module arguments |
|
Module transport and executionTask performance; Variable types and location; Variable types; Accessing external data; Variable precedence; Precedence order; Extra-vars; Connection variables; Most everything else; The rest of the inventory variables; Facts discovered about a system; Role defaults; Merging hashes; Summary; Chapter 2: Protecting Your Secrets with Ansible; Encrypting data at rest; Things Vault can encrypt; Creating new encrypted files; The password prompt; The password file; The password script; Encrypting existing files; Editing encrypted files |
|
Password rotation for encrypted filesDecrypting encrypted files; Executing ansible-playbook with Vault-encrypted files; Protecting secrets while operating; Secrets transmitted to remote hosts; Secrets logged to remote or local files; Summary; Chapter 3: Unlocking the Power of Jinja2 Templates; Control structures; Conditionals; Inline conditionals; Loops; Filtering loop items; Loop indexing; Macros; Macro variables; Data manipulation; Syntax; Useful built-in filters; default; count; random; round; Useful Ansible provided custom filters; Filters related to task status; shuffle |
|
Filters dealing with path namesBase64 encoding; Searching for content; Omitting undefined arguments; Python object methods; String methods; List methods; int and float methods; Comparing values; Comparisons; Logic; Tests; Summary; Chapter 4: Controlling Task Conditions; Defining a failure; Ignoring errors; Defining an error condition; Defining a change; Special handling of the command family; Suppressing a change; Summary; Chapter 5: Composing Reusable Ansible Content with Roles; Task, handler, variable, and playbook include concepts; Including tasks; Passing variable values to included tasks |
|
Passing complex data to included tasksConditional task includes; Tagging included tasks; Including handlers; Including variables; vars_files; Dynamic vars_files inclusion; include_vars; extra-vars; Including playbooks; Roles; Role structure; Tasks; Handlers; Variables; Modules; Dependencies; Files and templates; Putting it all together; Role dependencies; Role dependency variables; Tags; Role dependency conditionals; Role application; Mixing roles and tasks; Role sharing; Ansible Galaxy; Summary; Chapter 6: Minimizing Downtime with Rolling Deployments; In-place upgrades |
| Subject |
Information technology -- Automation.
|
|
Information technology -- Management.
|
|
Technologie de l'information -- Automatisation. |
|
Technologie de l'information -- Gestion. |
|
Information technology -- Management |
| ISBN |
9781784398248 |
|
1784398241 |
|
178439548X |
|
9781784395483 |
|
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