use own logic for b2 uploads

.drone.yml

@@ -103,20 +103,39 @@ depends_on:
   - test-set-default
 
 steps:
-  - name: b2
+  - name: backblaze-b2
     pull: always
-    image: techknowlogick/drone-b2:latest
+    image: immawanderer/archlinux-rf:latest
     volumes:
     - name: cache
       path: /run/cache
-    bucket: robot-test
-    account:
-      from_secret: b2_account
-    key:
-      from_secret: b2_key
+    commands:
+      - ls -la /run/cache
+      - export FILE_TO_UPLOAD=$(ls /run/cache | head -1)
+      - export MIME_TYPE=text/plain
+      - export SHA1_OF_FILE=$(openssl dgst -sha1 $FILE_TO_UPLOAD | awk '{print $2;}')
+      - export apiUrl=$(curl -s 'https://api.backblazeb2.com/b2api/v2/b2_authorize_account' -u "$B2_KEY_ID:B2_KEY" | \
+    python -c "import sys, json; print json.load(sys.stdin)['apiUrl']")
+      - export UPLOAD_URL=$(curl -s -H 'Authorization: $B2_TOKEN' -d '{"bucketId": "$B2_BUCKET_ID"}' $apiUrl/b2api/v2/b2_get_upload_url)
+      - curl -H "Authorization: $B2_TOKEN" -H "X-Bz-File-Name: $FILE_TO_UPLOAD" -H "Content-Type: $MIME_TYPE" -H "X-Bz-Content-Sha1: $SHA1_OF_FILE" -H "X-Bz-Info-Author: ${DRONE_COMMIT_AUTHOR}" --data-binary "@$FILE_TO_UPLOAD" $UPLOAD_URL
+      - export FILE_TO_UPLOAD=$(ls /run/cache | tail -1)
+      - export MIME_TYPE=application/zstd
+      - export SHA1_OF_FILE=$(openssl dgst -sha1 $FILE_TO_UPLOAD | awk '{print $2;}')
+      - curl -H "Authorization: $B2_TOKEN" -H "X-Bz-File-Name: $FILE_TO_UPLOAD" -H "Content-Type: $MIME_TYPE" -H "X-Bz-Content-Sha1: $SHA1_OF_FILE" -H "X-Bz-Info-Author: ${DRONE_COMMIT_AUTHOR}" --data-binary "@$FILE_TO_UPLOAD" $UPLOAD_URL
+
+    environment:
+      B2_ACCOUNT:
+        from_secret: b2_account
+      B2_BUCKET_ID:
+        from_secret: b2_bucketId
+      B2_TOKEN:
+        from_secret: b2_token
+      B2_KEY_ID:
+        from_secret: b2_keyId
+      B2_KEY:
+        from_secret: b2_key
     source: /archives/*
     target: results
-    strip_prefix: /archives/
 
 volumes:
 - name: cache