Fix LFS register (it needs json not data)

Refactored the LFS Oid handling in its class of its own and
add a way to recheck all LFS handles (or re-register)

lib/proxy_sha256.py

@@ -1,6 +1,5 @@
 import hashlib
 import logging
-import os
 
 try:
     import magic
@@ -11,6 +10,7 @@ except:
 import requests
 
 from lib.db import DB
+from lib.lfs_oid import LFSOid
 from lib.obs import OBS
 
 
@@ -60,59 +60,9 @@ class ProxySHA256:
             if not mimetype:
                 mimetype = self.mime.from_buffer(buffer)
         fin.close()
-        sha = sha.hexdigest()
-        with self.db.cursor() as cur:
-            # we UPDATE here so the return functions. conflicts are likely as we look for filename/md5 but conflict on sha256
-            cur.execute(
-                """INSERT INTO lfs_oids (project,package,filename,rev,sha256,size,mimetype,file_md5)
-                          VALUES (%s,%s,%s,%s,%s,%s,%s,%s)
-                          ON CONFLICT (sha256,size) DO UPDATE SET mimetype=EXCLUDED.mimetype
-                          RETURNING id""",
-                (
-                    project,
-                    package,
-                    name,
-                    revision,
-                    sha,
-                    size,
-                    mimetype,
-                    file_md5,
-                ),
-            )
-            row = cur.fetchone()
-            lfs_oid_id = row[0]
-            cur.execute(
-                """INSERT INTO lfs_oid_in_package (package,filename,lfs_oid_id) 
-                        VALUES (%s,%s,%s)""",
-                (package, name, lfs_oid_id),
-            )
-            if mimetype.startswith("text/"):
-                cur.execute(
-                    "INSERT INTO text_files (package,filename) VALUES (%s,%s)",
-                    (package, name),
-                )
-            self.db.conn.commit()
-
-        if os.getenv("GITEA_REGISTER_SECRET"):
-            data = {
-                "secret": os.getenv("GITEA_REGISTER_SECRET"),
-                "project": project,
-                "package": package,
-                "filename": name,
-                "rev": revision,
-                "sha256": sha,
-                "size": size,
-            }
-
-            url = "http://gitea.opensuse.org:9999/register"
-            response = requests.post(
-                url,
-                data=data,
-                timeout=10,
-            )
-            logging.debug(f"Registered {response.status_code}")
-        else:
-            logging.info("Not registering LFS due to missing secret")
+        LFSOid(self.db).add(
+            project, package, name, revision, sha.hexdigest(), size, mimetype, file_md5
+        )
 
         # reset
         self.hashes = None