Victor Phan
89 lines
2.8 KiB
Python
89 lines
2.8 KiB
Python
"""
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Test Microsoft Planetary Computer connectivity và token
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"""
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import planetary_computer
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from pystac_client import Client
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from datetime import datetime, timedelta
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print("=" * 70)
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print("🧪 TESTING MICROSOFT PLANETARY COMPUTER CONNECTION")
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print("=" * 70)
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# Test 1: Basic connection
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print("\n1️⃣ Testing basic connection...")
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try:
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catalog = Client.open(
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"https://planetarycomputer.microsoft.com/api/stac/v1",
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modifier=planetary_computer.sign_inplace,
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)
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print("✅ Successfully connected to Planetary Computer")
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print(f" Catalog ID: {catalog.id}")
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print(f" Title: {catalog.title}")
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except Exception as e:
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print(f"❌ Connection failed: {e}")
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exit(1)
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# Test 2: List collections
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print("\n2️⃣ Testing collections access...")
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try:
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collections = list(catalog.get_collections())
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print(f"✅ Found {len(collections)} collections")
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sentinel_2 = [c for c in collections if 'sentinel-2' in c.id.lower()]
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print(f" Sentinel-2 collections: {[c.id for c in sentinel_2]}")
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except Exception as e:
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print(f"❌ Collections access failed: {e}")
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# Test 3: Small search query (very conservative)
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print("\n3️⃣ Testing small search query...")
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try:
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# Tiny bbox in Vietnam
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bbox = [105.8, 10.0, 105.9, 10.1] # ~10km x 10km area
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end_date = datetime.now()
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start_date = end_date - timedelta(days=7) # Last 7 days only
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time_range = f"{start_date.strftime('%Y-%m-%d')}/{end_date.strftime('%Y-%m-%d')}"
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print(f" Bbox: {bbox}")
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print(f" Time: {time_range}")
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print(f" Searching...")
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search = catalog.search(
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collections=["sentinel-2-l2a"],
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bbox=bbox,
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datetime=time_range,
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limit=5 # Only 5 items
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)
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items = []
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for i, item in enumerate(search.items()):
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items.append(item)
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if i >= 4: # Stop at 5
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break
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print(f"✅ Search successful! Found {len(items)} items")
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if items:
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first_item = items[0]
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print(f" First item: {first_item.id}")
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print(f" Date: {first_item.datetime}")
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# Test token signing
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signed_item = planetary_computer.sign(first_item)
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print(f"✅ SAS token signing works")
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print(f" Asset keys: {list(signed_item.assets.keys())[:5]}")
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except Exception as e:
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print(f"❌ Search failed: {e}")
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import traceback
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traceback.print_exc()
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print("\n" + "=" * 70)
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print("🏁 Test completed!")
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print("=" * 70)
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print("\n💡 Nếu test này PASS:")
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print(" → Planetary Computer hoạt động bình thường")
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print(" → Vấn đề là query quá lớn (bbox/time range/max_scenes)")
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print("\n💡 Nếu test này FAIL:")
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print(" → Kiểm tra internet connection")
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print(" → Thử lại sau (server có thể bị quá tải)")
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print(" → Xem xét dùng dữ liệu local")
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