openstack
/
mistral
Code Issues Proposed changes

Fixing README 

Change-Id: I5daab18efd3823bbc73bfb61452ec01e0ef0066b
This commit is contained in:
Nikolay Mahotkin 2014-12-25 16:35:47 +03:00
parent b885b87760
commit 7e8e27415c
1 changed files with 31 additions and 34 deletions
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README.rst
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@ -19,13 +19,17 @@ The list of needed packages is shown below:
7. **libyaml-dev** 7. **libyaml-dev**
8. **libssl-dev** 8. **libssl-dev**
**Mistral can be used without authentication at all or it can works with OpenStack** In case of ubuntu, just run::
*In case of OpenStack, it works **only on Keystone v3**, make sure Keystone v3 is installed.*
apt-get install python-dev python-setuptools libffi-dev libxslt1-dev libxml2-dev libyaml-dev libssl-dev
**Mistral can be used without authentication at all or it can works with OpenStack.**
In case of OpenStack, it works **only on Keystone v3**, make sure **Keystone v3** is installed.
Installation Installation
------------ ------------
First of all, clone the repo and go to the repo directory: First of all, clone the repo and go to the repo directory::
git clone https://github.com/stackforge/mistral.git git clone https://github.com/stackforge/mistral.git
cd mistral cd mistral
@ -35,17 +39,17 @@ First of all, clone the repo and go to the repo directory:
Information about how to install Mistral with devstack can be found here: https://github.com/stackforge/mistral/tree/master/contrib/devstack Information about how to install Mistral with devstack can be found here: https://github.com/stackforge/mistral/tree/master/contrib/devstack
**Virtualenv installation** **Virtualenv installation**::
tox tox
This will install necessary virtual environments and run all the project tests. Installing virtual environments may take significant time (~10-15 mins). This will install necessary virtual environments and run all the project tests. Installing virtual environments may take significant time (~10-15 mins).
**Local installation** **Local installation**::
pip install -e . pip install -e .
or or::
python setup.py install python setup.py install
@ -55,33 +59,26 @@ Configuring Mistral
Mistral configuration is needed for getting it work correctly either with real OpenStack environment or without OpenStack environment. Mistral configuration is needed for getting it work correctly either with real OpenStack environment or without OpenStack environment.
1. Copy mistral.conf: 1. Copy mistral.conf::
cp etc/mistral.conf.sample etc/mistral.conf cp etc/mistral.conf.sample etc/mistral.conf
*Note: mistral.conf.sample is the example configuration file.* *Note: mistral.conf.sample is the example configuration file.*
2. Edit file *etc/mistral.conf* 2. Edit file *etc/mistral.conf*
3. **If you are not using OpenStack, skip this item.** Provide valid keystone auth properties: 3. **If you are not using OpenStack, skip this item.** Provide valid keystone auth properties::
[keystone_authtoken] [keystone_authtoken]
auth_uri = http://<Keystone-host>:5000/v3 auth_uri = http://<Keystone-host>:5000/v3
identity_uri = http://<Keystone-host:35357/ identity_uri = http://<Keystone-host:35357/
auth_version = v3 auth_version = v3
admin_user = <user> admin_user = <user>
admin_password = <password> admin_password = <password>
admin_tenant_name = <tenant> admin_tenant_name = <tenant>
4. **If you don't use OpenStack**, provide *auth_enable = False* in config file: 4. **If you don't use OpenStack**, provide *auth_enable = False* in config file::
[pecan] [pecan]
auth_enable = False auth_enable = False
5. Also, configure rabbit properties: *rabbit_userid*, *rabbit_password*, *rabbit_host* in section *default*. 5. Also, configure rabbit properties: *rabbit_userid*, *rabbit_password*, *rabbit_host* in section *default*.
@ -89,15 +86,15 @@ Mistral configuration is needed for getting it work correctly either with real O
6. Configure database. **SQLite can't be used in production.** Use *MySQL* or *PostreSQL* instead. Here are the steps how to connect *MySQL* DB to Mistral: 6. Configure database. **SQLite can't be used in production.** Use *MySQL* or *PostreSQL* instead. Here are the steps how to connect *MySQL* DB to Mistral:
* Make sure you have installed **mysql-server** package on your Mistral machine. * Make sure you have installed **mysql-server** package on your Mistral machine.
* Install *MySQL driver* for python: * Install *MySQL driver* for python::
pip install mysql-python pip install mysql-python
or, if you work in virtualenv, run or, if you work in virtualenv, run::
tox -evenv -- pip install mysql-python tox -evenv -- pip install mysql-python
* Create the database and grant privileges: * Create the database and grant privileges::
mysql -u root -p mysql -u root -p
@ -105,10 +102,9 @@ or, if you work in virtualenv, run
USE mistral USE mistral
GRANT ALL ON mistral.* TO 'root'@'localhost'; GRANT ALL ON mistral.* TO 'root'@'localhost';
* Configure connection in Mistral config: * Configure connection in Mistral config::
[database] [database]
connection = mysql://root:@localhost:3306/mistral connection = mysql://root:@localhost:3306/mistral
Before the first run Before the first run
@ -116,46 +112,45 @@ Before the first run
Before starting Mistral server, run sync_db script. It prepares the DB, creates in it all standard actions and standard workflows which Mistral provides for all mistral users. Before starting Mistral server, run sync_db script. It prepares the DB, creates in it all standard actions and standard workflows which Mistral provides for all mistral users.
**If you use virtualenv:** **If you use virtualenv**::
tools/sync_db.sh --config-file path_to_config* tools/sync_db.sh --config-file path_to_config*
**Or run sync_db directly:** **Or run sync_db directly**::
python tools/sync_db.py --config-file path_to_config* python tools/sync_db.py --config-file path_to_config*
*Note: After local installation you will see **mistral-server** command in your environment*. *Note: After local installation you will see **mistral-server** command in your environment*.
Running Mistral API server Running Mistral API server
-------------------------- --------------------------
To run Mistral API server perform the following command in a shell: To run Mistral API server perform the following command in a shell::
tox -evenv -- python mistral/cmd/launch.py --server api --config-file path_to_config* tox -evenv -- python mistral/cmd/launch.py --server api --config-file path_to_config*
Running Mistral Engines Running Mistral Engines
----------------------- -----------------------
To run Mistral Engine perform the following command in a shell: To run Mistral Engine perform the following command in a shell::
tox -evenv -- python mistral/cmd/launch.py --server engine --config-file path_to_config* tox -evenv -- python mistral/cmd/launch.py --server engine --config-file path_to_config*
Running Mistral Task Executors Running Mistral Task Executors
------------------------------ ------------------------------
To run Mistral Task Executor instance perform the following command in a shell: To run Mistral Task Executor instance perform the following command in a shell::
tox -evenv -- python mistral/cmd/launch.py --server executor --config-file path_to_config tox -evenv -- python mistral/cmd/launch.py --server executor --config-file path_to_config
Note that at least one Engine instance and one Executor instance should be running so that workflow tasks are processed by Mistral. Note that at least one Engine instance and one Executor instance should be running so that workflow tasks are processed by Mistral.
If it is needed to run some tasks on specific executor then *task affinity* feature can be used to send these tasks directly to this executor. In configuration file edit section "executor" *host* property: If it is needed to run some tasks on specific executor then *task affinity* feature can be used to send these tasks directly to this executor. In configuration file edit section "executor" *host* property::
[executor] [executor]
host = my_favorite_executor host = my_favorite_executor
Then start (restart) executor. Use *targets* task property to specify this executor: Then start (restart) executor. Use *targets* task property to specify this executor::
... Workflow YAML ... ... Workflow YAML ...
task1: task1:
@ -165,7 +160,7 @@ Then start (restart) executor. Use *targets* task property to specify this execu
Running Multiple Mistral Servers Under the Same Process Running Multiple Mistral Servers Under the Same Process
------------------------------------------------------- -------------------------------------------------------
To run more than one server (API, Engine, or Task Executor) on the same process, perform the following command in a shell: To run more than one server (API, Engine, or Task Executor) on the same process, perform the following command in a shell::
tox -evenv -- python mistral/cmd/launch.py --server api,engine --config-file path_to_config tox -evenv -- python mistral/cmd/launch.py --server api,engine --config-file path_to_config
@ -202,8 +197,10 @@ Tests
There is an ability to run part of functional tests in non-openstack mode locally. To do this: There is an ability to run part of functional tests in non-openstack mode locally. To do this:
1. set *auth_enable=false* in the mistral.conf and restart Mistral 1. set *auth_enable = False* in the *mistral.conf* and restart Mistral
2. execute: *./run_functional_tests.sh* 2. execute::
./run_functional_tests.sh
To run tests for only one version need to specify it: bash run_functional_tests.sh v1 To run tests for only one version need to specify it: bash run_functional_tests.sh v1