X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=doc%2Fafb-daemon-vocabulary.html;h=5a585c23c65e27c62254bfbbbcae5d6ed02762d4;hb=36e53e878baaa9d56c09097ada0b7061266caff8;hp=4416db81af71b4688402d5b539ad5ef17cbc3354;hpb=ebb9bd69a97516763d5d9203245ded592b825a86;p=src%2Fapp-framework-binder.git diff --git a/doc/afb-daemon-vocabulary.html b/doc/afb-daemon-vocabulary.html index 4416db81..5a585c23 100644 --- a/doc/afb-daemon-vocabulary.html +++ b/doc/afb-daemon-vocabulary.html @@ -1,64 +1,79 @@ + - - + + + + + Vocabulary for AFB-DAEMON + + + -

Vocabulary for AFB-DAEMON

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version: 1
-Date:    25 May 2016
-Author:  José Bollo
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Authentification

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Context

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Level of authorisation (LOA)

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Plugin

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Request

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Reply/Response

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Service

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Session

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A session records data as

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Token

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UUID

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+

Vocabulary for AFB-DAEMON

+

José Bollo

+

24 juin 2016

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+ +

Vocabulary for AFB-DAEMON

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Binding

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A shared library object intended to be add a functionnality to an afb-daemon instance. It implements an API. It may provide a service.

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Binding made for services can have specific entry point called after initialisation and before serving.

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Event

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Message with data propagated from the services to the client and not expecting any reply.

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The current implementation allows to widely broadcast events to all clients.

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Level of assurance (LOA)

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This level that can be from 0 to 3 represent the level of assurance that the services can expect from the session.

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The exact definition of the meaning of this levels and of how to use it remains to be achived.

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Plugin

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Old name for binding, see binding.

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Request

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A request is an invocation by a client to a method of a binding using a message transfered through some protocol: HTTP, WebSocket, DBUS... served by afb-daemon

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Reply/Response

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This is a message sent to client as the result of the request.

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Service

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Service are made of binding runnning by their side on their binder. It can serve many client. Each one being attached to one session.

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The framework establishes the connection between the services and the clients. Using DBus currently but other protocols are considered.

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Session

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A session is meant to be the unic context of an instance of client, identifying that instance across requests.

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Each session has an identifier. Session identifier generated by afb-daemon are UUIDs.

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Internally, afb-daemon offers a mechanism to attach data to sessions. When the session is closed or disappears, the data attached to that session are freed.

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Token

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The token is an identifier that the the client must give to be authentificated.

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At start, afb-daemon get an initial token. This initial token must be presented incoming client to be authentificated.

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A token is valid only for a period.

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The token must be renewed periodically. When the token is renewed, afb-daemon sends the new token to the client.

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Tokens generated by afb-daemon are UUIDs.

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UUID

It stand for Universal Unic IDentifier.

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Its is designed to create identifier in a way that avoid has much as possible conflicts. -It means that if two differents instance create a UUID, the probability that they create the same UUID is very low, near to zero.

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Its is designed to create identifier in a way that avoid has much as possible conflicts. It means that if two differents instance create a UUID, the probability that they create the same UUID is very low, near to zero.

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x-afb-reqid

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Argument name that can be used with HTTP request. When this argument is given, it is automatically added to the "request" object of the answer.

x-afb-token

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Argument name for giving the token without ambiguity. You can also use the name token but it may conflicts with other arguments.

x-afb-uuid

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Argument name for giving explicitely the session identifier without ambiguity. You can also use the name uuid but it may conflicts with other arguments.