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3 changed files with 17 additions and 20 deletions

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@ -15,7 +15,7 @@ What is a consistency handling system ?
Tiramisu
|Tiramisu| is a consistency handling system that has initially been designed
|Tiramisu| is a consistency handling system that was initially designed
in the configuration management scope. To put it more simply,
this library is generally used to handle configuration options.
@ -44,16 +44,16 @@ The dictionaries
.. image:: images/schema.png
The main advantage is that declaring variables and writing consistency is as simple
as writing YAML. With Rougail it is not necessary to write :term:`Tiramisu` code any more.
The main advantage is that declaring variables and writing consistency is a simple
as writing YAML. It is not necessary to write :term:`Tiramisu` code.
It simplifies a lot of things.
And rather than writing :term:`Tiramisu` code, we can declare variables and describe the relationships between variables in a declarative mode (that is, in a YAML file).
And rather than writing :term:`Tiramisu` code, we can declare variables and describe the relationships between variables in a declarative mode.
Once the dictionaries are loaded by Rougail, we find all the power of the :term:`Tiramisu` configuration management tool.
The YAML dictionaries format
-----------------------------
The dictionaries YAML format
---------------------------------
Before getting started with Rougail we need to learn the specifics of the YAML dictionaries file format (as well as some templating concepts).
@ -78,13 +78,14 @@ The variables
variable
Here is a second definition of a :term:`variable`: it is a declaration unit that represents a business domain metaphor,
the most common example is that a variable that represents a configuration option
the most common example is that a variable represents a configuration option
in a application, but a variable represents something more that a configuration option.
It provides a business domain specific representation unit.
.. note:: Dictionaries can just define a list of variables, but we will see that
.. note:: dictionaries can just define a list of variables, but we will see that
we can specify a lot more. We can define variables **and** their relations,
**and** the consistency between them.
and the consistency between them.
In the next step, we will explain through a tutorial how to construct a list of variables.

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@ -3,8 +3,7 @@
Rougail is a configuration management library that allows you to load variables in a simple and convenient way.
In the following examples, we will use a specific configuration of Rougail.
You will find all the configuraiton options in :doc:`configuration`.
In the following examples, we will use a specific configuration of Rougail. You will find all the options to :doc:`customize the directories structure used <configuration>`.
To load the configuration you must import the `RougailConfig` class and set the `dictionaries_dir` values:

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@ -271,12 +271,9 @@ Let's look at what happens if we try to access the `rougail.proxy.manual` variab
We have an error (with the message defined in the Jinja template):
.. code-block:: shell
tiramisu.error.PropertiesOptionError: cannot access to
optiondescription "Manual proxy configuration" because
has property "disabled" (the mode proxy is not manual)
.. code-block:: python
tiramisu.error.PropertiesOptionError: cannot access to optiondescription "Manual proxy configuration" because has property "disabled" (the mode proxy is not manual)
Let's configure the proxy in manual mode
@ -294,7 +291,7 @@ We can see that the returned variables does have the desired values:
'rougail.proxy.manual.http_proxy.port': '8080',
'rougail.proxy.manual.use_for_https': True}
Let's set the `read_only` mode and have a look at the configuration again:
Let's set the `read_only` mode:
.. code-block:: python
@ -310,7 +307,7 @@ Let's set the `read_only` mode and have a look at the configuration again:
In the `read_only` mode, we can see that the HTTPS configuration appears.
.. note:: We can see that `rougail.proxy.manual.http_proxy` values have been copied
in `rougail.proxy.manual.ssl_proxy` too.
in `rougail.proxy.manual.ssl_proxy` too...
Changing values programmatically
--------------------------------------