OpenCPU App: ocpusits (OpenCPU Satellite Image Time Series)

Simple OpenCPU Application.

The overview of the OpenCPU application architecture is here:

Fig. 1. Application design using OpenCPU

With a webhook, every push to Github will be mirrored onto the OpenCPU server. You can access thin app inn http://ammaciel.ocpu.io/ocpusits/www

Prerequisites:

• Running opencpu server.
• devtools R package

Installation and execution in RStudio

## In R terminal:

library(opencpu)
ocpu_start_server()

## In RStudio terminal:

devtools::install_github("ammaciel/ocpusits")

ocpusits::TSoperation(name_service = "WTSS", coverage = "MOD13Q1", longitude = -56.245043, latitude = -13.224772, bands = "evi", start_date = "2004-02-14", end_date = "2018-05-12")

## In a browser:
http://localhost:5656/ocpu/library/ocpusits/www/

Installation and execution via Docker

## In a terminal using a docker image:

docker run -d -p 8004:8004 ammaciel/ocpusits

# And then, access web page with application:

http://localhost:8004/ocpu/library/ocpusits/www/

# Lookup the container ID
docker ps

# Run in a terminal via docker
docker exec -i -t container_id /bin/bash
exit

## In a terminal 

# Send a specific data in a POST request to the localhost (docker image)
curl -v localhost:8004/ocpu/library/ocpusits/R/TSoperation/json -d 'name_service="WTSS"&coverage="MOD13Q1"&bands="evi"&longitude="-56"&latitude="-12"&start_date="2001-01-01"&end_date="2002-01-01"'