osrm-backend/docs/design/graph/osrm-with-traffic-startup-flow-chart.mmd
Jay 2b0db9f752
Feature/improve with traffic design (#34)
* docs: update osrm with telenav traffic design

* docs: update osrm with traffic design
2019-07-04 10:28:28 +08:00

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%% Call below command to convert .mmd to .png
%% Adjust -w or -H if necessary
%% mmdc -p puppeteer-config.json -i osrm-with-traffic-startup-flow-chart.mmd -o osrm-with-traffic-startup-flow-chart.mmd.png
graph TD
Title[<u>OSRM with Telenav Traffic Container Startup Flow Chart</u>]
Title-->Start
style Title fill:#FFF,stroke:#FFF
linkStyle 0 stroke:#FFF,stroke-width:0;
Start("Start") --> PrepareCompiledMapdata["Prepare Compile Mapdata<p></p>- NA compile mapdata size based on OSM: about 43 GB <p></p>- Way 1: Package compiled mapdata inside the docker image <p></p>- Way 2: Pull compiled mapdata from network when startup the container "]
style PrepareCompiledMapdata fill:#acbfff,stroke-dasharray: 5, 5
PrepareCompiledMapdata --> ConnectTrafficProxy["OSRMTrafficUpdate Connect TrafficProxy by RPC"]
subgraph OSRM Traffic Updater
ConnectTrafficProxy --> PullLatestTraffic["Pull latest traffic(+/-wayid, speed) of full region"]
PullLatestTraffic --> ConvertWayid2NodeIds["Convert wayid to nodeids, i.e. (from_nodeid, to_nodeid, speed)"]
ConvertWayid2NodeIds --> WriteToCSV["Write to traffic.csv(from_nodeid, to_nodeid, speed)"]
WriteToCSV --> ExitOSRMTrafficUpdater["Exit ExitOSRMTrafficUpdater"]
end
subgraph OSRM customize
ExitOSRMTrafficUpdater --> OSRMCustomize["Run osrm-customize on mapdata with traffic.csv"]
end
subgraph OSRM routed
OSRMCustomize --> OSRMRouted["Run osrm-routed based on customized mapdata"]
end
OSRMRouted --> End("End")