openstack
/
mistral
Code Issues Proposed changes

Merge "Add pdf build support"

This commit is contained in:
Zuul 2019-11-14 13:42:56 +00:00 committed by Gerrit Code Review
parent 66d1776f1b 3bedead733
commit f6c2db1a48
6 changed files with 72 additions and 48 deletions
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16
doc/source/conf.py
View File

@ -134,3 +134,19 @@ man_show_urls = True
repository_name = 'openstack/mistral'
bug_project = 'mistral'
bug_tag = ''
latex_use_xindy = False
# -- Options for LaTeX output ------------------------------------------------
latex_documents = [
('index', 'doc-mistral.tex',
u'Mistral Documentation',
u'OpenStack','manual', True),
]
latex_elements = {
'makeindex': '',
'printindex': '',
'preamble': r'\setcounter{tocdepth}{3}',
}

2
doc/source/main_features.rst
View File

@ -18,7 +18,7 @@ referred to as Data Flow.
Below is a simple example of how Mistral Data Flow looks like from the Mistral
Workflow Language perspective:
.. code-block:: mistral
::
version: '2.0'

2
doc/source/quickstart.rst
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@ -39,7 +39,7 @@ Write a workflow
For example, we have the following workflow.
.. code-block:: mistral
::
---
version: "2.0"

83
doc/source/user/wf_lang_v2.rst
View File

@ -78,8 +78,7 @@ access to the x variable in a data context of workflow execution.
YAML example
^^^^^^^^^^^^
.. code-block:: mistral
::
---
version: '2.0'
@ -183,7 +182,7 @@ configuration. Each task can optionally take input data and produce output.
In Mistral Workflow Language v2, task can be associated with an action or a
workflow. In the example below there are two tasks of different types:
.. code-block:: mistral
::
action_based_task:
  action: std.http url='openstack.org'
@ -233,7 +232,7 @@ attributes:
-> B1) for which the variable “my_var” has its own different version.
*Optional*.
.. code-block:: mistral
::
version: '2.0'
wf:
@ -286,14 +285,14 @@ with the given name.
Example of a static sub-workflow name:
.. code-block:: mistral
::
my_task:
  workflow: name_of_my_workflow
Example of a dynamic sub-workflow name:
.. code-block:: mistral
::
---
version: '2.0'
@ -350,7 +349,7 @@ configured policies.
YAML example
.. code-block:: mistral
::
my_task:
  action: my_action
@ -422,7 +421,7 @@ Defines a pattern how task should be repeated in case of an error.
Retry policy can also be configured on a single line as:
.. code-block:: mistral
::
task1:
  action: my_action
@ -450,7 +449,7 @@ parameters in two ways:
Full syntax:
.. code-block:: mistral
::
my_task:
  action: std.http
@ -460,14 +459,14 @@ Full syntax:
Simplified syntax:
.. code-block:: mistral
::
my_task:
  action: std.http url="http://mywebsite.org" method="GET"
Syntax with dynamic input parameter map:
.. code-block:: mistral
::
---
version: '2.0'
@ -488,7 +487,7 @@ The same rules apply to tasks associated with workflows.
Full syntax:
.. code-block:: mistral
::
my_task:
  workflow: some_nested_workflow
@ -498,14 +497,14 @@ Full syntax:
Simplified syntax:
.. code-block:: mistral
::
my_task:
  workflow: some_nested_workflow param1='val1' param2='val2'
Syntax with dynamic input parameter map:
.. code-block:: mistral
::
---
version: '2.0'
@ -540,7 +539,7 @@ Figure 1. Mistral Direct Workflow.
YAML example
''''''''''''
.. code-block:: mistral
::
---
version: '2.0'
@ -591,7 +590,7 @@ You can define the task transitions in two ways:
The first is just a list of tasks. You can find the example of workflow
above. The second way is:
.. code-block:: mistral
::
*transition*:
publish:
@ -626,7 +625,7 @@ tasks which will run after the current task finished.
Example of writing and reading global variables
'''''''''''''''''''''''''''''''''''''''''''''''
.. code-block:: mistral
::
---
version: '2.0'
@ -694,7 +693,7 @@ define some clean up actions.
Having that said, it's important to know the order in which these clauses
are processed by Mistral.
.. code-block:: mistral
::
taskA:
 action: my_action
@ -727,7 +726,7 @@ data produced by upstream tasks and as workflow input. So in the example above
task 'create_vm' could also have a YAQL expression on transition to task
'send_success_email' as follows:
.. code-block:: mistral
::
create_vm:
 ...
@ -757,7 +756,7 @@ later, but workflows that have been ended with ``pause`` may be.
YAML example
''''''''''''
.. code-block:: mistral
::
---
version: '2.0'
@ -775,7 +774,7 @@ In this example we have a short workflow with one task that creates a server
in Nova. The task publishes the ID of the virtual machine, but if this value
is empty then it will fail the workflow.
.. code-block:: mistral
::
on-complete:
- taskA
@ -795,7 +794,7 @@ continue when its state is set to RUNNING by using the update Rest API call.
YAML example:
.. code-block:: mistral
::
on-complete:
- taskA
@ -812,7 +811,7 @@ Given the order in which Mistral processes 'on-success' (or 'on-error') and
'on-complete' clauses it's important to understand what will happen if both
clauses have engine commands listed in them.
.. code-block:: mistral
::
taskA:
 action: my_action
@ -871,7 +870,7 @@ Fork
There are situations when we need to be able to run more than one task after
some task has completed.
.. code-block:: mistral
::
create_vm:
  ...
@ -890,7 +889,7 @@ aggregate their data.
Full Join (join: all)
.. code-block:: mistral
::
register_vm_in_load_balancer:
  ...
@ -919,7 +918,7 @@ and "on-complete" clauses regardless of guard expressions.
Partial Join (join: 2)
.. code-block:: mistral
::
register_vm_in_load_balancer:
 ...
@ -975,7 +974,7 @@ be a part of this workflow because there's no route in the directed graph from
YAML example
''''''''''''
.. code-block:: mistral
::
---
version: '2.0'
@ -1022,7 +1021,7 @@ Processing collections
YAML example
''''''''''''
.. code-block:: mistral
::
---
version: '2.0'
@ -1059,13 +1058,13 @@ provide in "vm_names" input parameter. E.g., if we specify
vm_names=["vm1", "vm2"] then it'll create servers with these names based on
same image and flavor. It is possible because of using "with-items" keyword
that makes an action or a workflow associated with a task run multiple times.
Value of "with-items" task property contains an expression in the form: 'my_var' in
<% YAQL_expression %>. Similar for Jinja2 expression: 'my_var' in
Value of "with-items" task property contains an expression in the form:
'my_var' in <% YAQL_expression %>. Similar for Jinja2 expression: 'my_var' in
{{ Jinja2_expression }}.
The most common form is:
.. code-block:: mistral
::
with-items:
  - var1 in <% YAQL_expression_1 %> # or: var1 in <% Jinja2_expression_1 %>
@ -1109,7 +1108,7 @@ std.fail
This action always fails. It can be used to manually fail a workflow task..
.. code-block:: mistral
::
wf:
tasks:
@ -1119,7 +1118,7 @@ This action always fails. It can be used to manually fail a workflow task..
The action can be passed the `error_data` parameter. This data will be used as
the action return value.
.. code-block:: mistral
::
wf:
tasks:
@ -1158,7 +1157,7 @@ Input parameters:
Example:
.. code-block:: mistral
::
http_task:
  action: std.http url='google.com'
@ -1204,7 +1203,7 @@ Sends an email message via SMTP protocol.
Example:
.. code-block:: mistral
::
send_email_task:
  action: std.email
@ -1287,7 +1286,7 @@ Other available implementations:
Example with *context*:
.. code-block:: mistral
::
---
version: '2.0'
@ -1316,7 +1315,7 @@ Example with *context*:
Another example for getting the current date and time:
.. code-block:: mistral
::
  ---
  version: '2.0'
@ -1348,7 +1347,7 @@ pattern.
YAML example
''''''''''''
.. code-block:: mistral
::
---
version: '2.0'
@ -1372,7 +1371,7 @@ YAML example
Once this action is uploaded to Mistral any workflow will be able to use it as
follows:
.. code-block:: mistral
::
my_workflow:
 tasks:
@ -1430,7 +1429,7 @@ independent objects but with slightly different names.
YAML example
''''''''''''
.. code-block:: mistral
::
---
version: '2.0'
@ -1562,7 +1561,7 @@ Example:
Workflow definition:
.. code-block:: mistral
::
---
version: "v2.0"
@ -1713,7 +1712,7 @@ Example:
Workflow definition:
.. code-block:: mistral
::
---
version: "v2.0"

8
doc/source/user/wf_namespaces.rst
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@ -88,7 +88,7 @@ The rules are the following:
To illustrate how this all works let's look at the following workflow
definitions:
.. code-block:: mistral
::
---
version: '2.0'
@ -99,7 +99,7 @@ definitions:
workflow: wf2
.. code-block:: mistral
::
---
version: '2.0'
@ -109,7 +109,7 @@ definitions:
t2:
workflow: wf3
.. code-block:: mistral
::
---
version: '2.0'
@ -119,7 +119,7 @@ definitions:
t3:
action: std.noop
.. code-block:: mistral
::
---
version: '2.0'

9
tox.ini
View File

@ -80,6 +80,15 @@ commands =
rm -rf doc/build
sphinx-build -E -W --keep-going -b html doc/source doc/build/html
[testenv:pdf-docs]
basepython = python3
deps = -r{toxinidir}/doc/requirements.txt
whitelist_externals =
make
commands =
sphinx-build -W -b latex doc/source doc/build/pdf
make -C doc/build/pdf
[testenv:releasenotes]
basepython = python3
commands =