From d0f92759041f32e93e74063bbf81f736ec621497 Mon Sep 17 00:00:00 2001
From: luptmoor <lukas.uptmoor@web.de>
Date: Wed, 4 Mar 2026 15:53:43 +0100
Subject: [PATCH] single image test

---
 .env.example       |  5 ++---
 app/main.py        | 56 ++++++++++++++++++++++++++++++++++++++++++++++
 docker-compose.yml | 11 ++++++++-
 3 files changed, 68 insertions(+), 4 deletions(-)

diff --git a/.env.example b/.env.example
index 0e2d31a..394d557 100644
--- a/.env.example
+++ b/.env.example
@@ -1,3 +1,2 @@
-GEODB_USER=xxx
-GEODB_PW=xxx
-GEODB_NAME=xxx
\ No newline at end of file
+CDSE_S3_ACCESS_KEY=xxxx
+CDSE_S3_SECRET_KEY=xxxx
\ No newline at end of file
diff --git a/app/main.py b/app/main.py
index cd13a2c..1431827 100644
--- a/app/main.py
+++ b/app/main.py
@@ -4,9 +4,65 @@ import time
 import pystac_client
 import geogif
 import stackstac
+from matplotlib import pyplot as plt
 
 
 
 if __name__ == "__main__":
     print("starting app.")
+   
+    URL = "https://stac.dataspace.copernicus.eu/v1"
+    cat = pystac_client.Client.open(URL)
+    cat.add_conforms_to("ITEM_SEARCH")
 
+    geom = {
+        "type": "Polygon",
+        "coordinates": [
+            [
+                [32.6, -17.3],
+                [32.6, -17.1],
+                [33.0, -17.1],
+                [33.0, -17.3],
+                [32.6, -17.3],
+            ]
+        ],
+    }
+
+
+    params = {
+        "max_items": 1,
+        "collections": "sentinel-2-l2a",
+        "datetime": "2017-02-01/2017-10-01",
+        "intersects": geom,
+        "query": {"eo:cloud_cover": {"gte": 0, "lte": 20}},
+        "sortby": "properties.eo:cloud_cover",
+        "fields": {"exclude": ["geometry"]},
+    }
+
+    print("Searching items...")
+    items = list(cat.search(**params).items_as_dicts())
+    print("Search successful.")
+
+
+
+    stack = stackstac.stack(
+        items=items,
+        resolution=(60, 60),
+        bounds_latlon=(33.0, -17.1, 32.6, -17.3),
+        chunksize=98304,
+        epsg=32634,
+        gdal_env=stackstac.DEFAULT_GDAL_ENV.updated(
+            {
+                "GDAL_NUM_THREADS": -1,
+                "GDAL_HTTP_UNSAFESSL": "YES",
+                "GDAL_HTTP_TCP_KEEPALIVE": "YES",
+                "AWS_VIRTUAL_HOSTING": "FALSE",
+                "AWS_HTTPS": "YES",
+            }
+        ),
+    )
+    
+    rgb = stack.sel(band=["B04_60m", "B03_60m", "B02_60m"])
+    print(rgb)
+    rgb.plot()
+    plt.show()
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index cb02c56..7f0beb0 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -3,7 +3,16 @@ services:
   app:
     build: .
     container_name: copernicus-app
+    volumes:
+      - ./app:/app
     environment:
       PYTHONUNBUFFERED: 1
  
-   
\ No newline at end of file
+      GDAL_HTTP_TCP_KEEPALIVE: YES
+      AWS_S3_ENDPOINT: odata.dataspace.copernicus.eu
+      AWS_ACCESS_KEY_ID: ${CDSE_S3_ACCESS_KEY}
+      AWS_SECRET_ACCESS_KEY: ${CDSE_S3_SECRET_KEY}
+      AWS_HTTPS: YES
+      AWS_VIRTUAL_HOSTING: FALSE
+      GDAL_HTTP_UNSAFESSL: YES
+