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authorRomain Forlot <romain.forlot@iot.bzh>2017-12-11 18:53:20 +0100
committerRomain Forlot <romain.forlot@iot.bzh>2017-12-14 11:00:49 +0100
commit66f40a59436c09c6da3042659d96e4dfbf0f4526 (patch)
tree0ff8391a52bb9f84d3ebf1347c844107cac98b5f /docs/part-1/2-Configuration.md
parent0524ef772bf0a06fec736d7e1bd0753a7b65bc8c (diff)
Update documentation
Change-Id: Ie7c6fc98b450e0f856378b615ded2a586f02a7ad Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'docs/part-1/2-Configuration.md')
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diff --git a/docs/part-1/2-Configuration.md b/docs/part-1/2-Configuration.md
index 1bee688..5e0ca2d 100644
--- a/docs/part-1/2-Configuration.md
+++ b/docs/part-1/2-Configuration.md
@@ -1,14 +1,19 @@
# Configuration
-Configuration defines all in **Signal composer** each signals and sources has to be defined in it.
-At start, configuration will be searched in default binding configuration directory which should be
-_/var/lib/afm/applications/signal-composer/1.0/etc/_. Binding search for a file name as _init-daemon*.json_. Others files could be used to split sections and don't have 1 big fat definitions file.
+Configuration defines all in **Signal composer** each signals and sources has
+to be defined in it. At start, configuration will be searched in default
+binding configuration directory which should be _/var/lib/afm/applications/signal-composer/1.0/etc/_.
+Binding search for a file name as _init-daemon*.json_. Others files could be
+used to split sections and don't have 1 big fat definitions file.
Saying that you have 4 sections to define:
-- **metadata**: Main parts and the only one that can't be in a separates configuration. This must appears in the main configuration file.
-- **plugins** (optionnal): Declare plugins that will be used by *sources* and *signals* for the subscription and composition.
-- **sources**: Declare **low level** signals sources (eg. low-can, gps, mraa, ...).
+- **metadata**: Main parts and the only one that can't be in a separates
+ configuration. This must appears in the main configuration file.
+- **plugins** (optionnal): Declare plugins that will be used by *sources* and
+ *signals* for the subscription and composition.
+- **sources**: Declare **low level** signals sources (eg. low-can, gps, mraa,
+ ...).
- **signals**: Declare signals, virtuals and raw.
## Metadata
@@ -16,30 +21,34 @@ Saying that you have 4 sections to define:
Here we define some metadata about **signal composer** binding. Fields to configure
are :
-- **label**: self-explanatory
+- **uid**: self-explanatory
- **version** (optionnal): self-explanatory
-- **api**: name that the binding will be initialized to and later be accessible by **Application Framework**
+- **api** (optionnal): name that the binding will be initialized to and later
+ be accessible by **Application Framework**
- **info** (optionnal): self-explanatory
- **require** (optionnal): list of required external apis.
-- **files** (optionnal): list of additionnals files. **ONLY NAME** or part of it without extension. These
- files are loaded to find sections: *plugins*, *sources* and *signals*.
## Plugins
-This section is the only which is optionnal, it is needed if you develop specifics C/C++ plugins
-to be used with signal-composer. LUA and API consumption does not need plugins.
+This section is the only which is optionnal, it is needed if you develop
+specifics C/C++ plugins to be used with signal-composer. LUA and API
+consumption does not need plugins.
-Default path to search for a plugin is in the binding library directory in a subdirectory _plugins_
-_/var/lib/afm/applications/signal-composer/1.0/lib/plugins_. Else you could use the environment variable _CONTROL_PLUGIN_PATH_ with a semicolon separated list of
-directory.
+Default path to search for a plugin is in the binding library directory
+in a subdirectory _plugins_ _/var/lib/afm/applications/signal-composer/1.0/lib/plugins_.
+Else you could use the environment variable _CONTROL_PLUGIN_PATH_ with a
+semicolon separated list of directory.
Fields are:
-- **label**: Define the plugin name. This is that label that will be used on **sources** and
- **signals** callbacks.
-- **version** (optionnal): self-explanatory
+- **uid**: Define the plugin name. This is that label that will be used on
+ **sources** and **signals** callbacks.
+- **ldpath** (optionnal): path to the plugin directory
- **info** (optionnal): self-explanatory
- **basename**: shared library file name **without** the extension.
+- **files** (optionnal): list of additionnals files. **ONLY NAME** or part of
+ it, without extension. Don't mix up section object with this key, either one
+ or the other but avoid using both
## Sources
@@ -49,13 +58,18 @@ thinning,... and create new virtuals signals composed with basic raw signals.
A source is defined with following fields:
+- **uid**: An unique identifier name for thatuid source API.
- **api**: Name of the source API.
- **info** (optionnal): self-explanatory
- **init** (optionnal): an **action** to take to initialize a source. May you
have to call a verb from that API, of create a files etc.
- **getSignals** (optionnal); an **action** to take to get signals from that
- source. These callback will be used for each signals defined later in the **signals** section. Dedicated arguments for each signal could be defined in
+ source. These callback will be used for each signals defined later in the
+ **signals** section. Dedicated arguments for each signal could be defined in
**signals**.
+- **files** (optionnal): list of additionnals files. **ONLY NAME** or part of
+ it, without extension. Don't mix up section object with this key, either one
+ or the other but avoid using both
## Signals
@@ -63,13 +77,14 @@ A signal definition could be either a **raw** one or a **virtual** one. A
**virtual signal** is a set of existing **raw signals** associated to an
**action** on reception which will compute the value of the signal.
-- **id**: Unique identifier used inside **signal composer**, used to compose
+- **uid**: Unique identifier used inside **signal composer**, used to compose
virtual signals.
- **event**: specify a **raw signal** coming from **low level** sources.
Couldn't be used with **depends** field, only one of them is possible.
- **depends**: specify others signals **id** that compose it (eg: heading is
composed with longitude+latitude signals.). Couldn't be used with **event**
field at same time.
+- **retention** (optionnal): retention duration in seconds
- **unit** (optionnal): Unit used to exprime the signal
- **frequency** (optionnal): Frequency maximum at which the signal could be
requested or sent. This is a thinning made at **high level** so not best
@@ -79,3 +94,6 @@ A signal definition could be either a **raw** one or a **virtual** one. A
filtering capabilities at subscription and to be able to customize in general
a subcription request by signal if needed.
- **onReceived**: an **action** to take when this signal is received!
+- **files** (optionnal): list of additionnals files. **ONLY NAME** or part of
+ it, without extension. Don't mix up section object with this key, either one
+ or the other but avoid using both