WIP: import JSON file

libs/fingerprint.py

@@ -23,6 +23,7 @@ class DBSchema:
     self.cur = None
     self.tableNames = []
     self.tables = {}
+    self.jsonData = None
     return
 
 
@@ -45,8 +46,12 @@ class DBSchema:
 
 
   def importDBSchema(self, filein):
-    return 
-    
+    try:
+      fh = open(fileout, "r")
+      self.jsonData = json.loads(fh)
+    except Exception, e:
+      print e
+
 
   def __openDB(self, filein):
     conn = sqlite3.connect(filein)
@@ -73,19 +78,23 @@ class DBSchema:
 
 
   def writeFingerprint(self, filehandle):
+    ahash = {}
     thash = {}
+    mhash = {}
+    ahash['tables'] = thash
+    ahash['metadata'] = mhash
+
+    # metadata
+    mhash['app-name']   = 'dbfp'
+    mhash['app-ver']    = '0.50'
+    mhash['format-ver'] = '0.90'
+
+    # tables
     keys = self.tables.keys()
     for key in keys:
       thash[key] = self.tables[key].fields
-    json.dump(thash, filehandle, sort_keys=True, indent=4)
-
-
-  def writeFingerprint2(self, filehandle):
-    keys = self.tables.keys()
-    for key in keys:
-      tableDef = self.tables[key]
-      tableDef.toFile(filehandle);
 
+    json.dump(ahash, filehandle, sort_keys=True, indent=4)
 
 
   def getErrorString(self, errorCode):

main.py

@@ -8,33 +8,35 @@ from libs import fingerprint
 
 
 def main():
-  (filein, fileout, verbose) = parseArgs()
-  #retVal = fingerprint.scanDB(filein)
+  (filein, fileout, filejson, verbose) = parseArgs()
 
   db = fingerprint.DBSchema()
-  retVal = db.scanDBFile(filein)
-
-  if (retVal > 0):
-    fh = open(fileout, "w")
+  if (fileout):
+    retVal = db.scanDBFile(filein)
+    if (retVal > 0):
+      fh = open(fileout, "w")
+      db.debugFingerprint()
+      db.writeFingerprint(fh)
+      fh.close()
+    else:
+      print db.getErrorString(retVal)
+  elif (filejson):
+    db.importDBSchema(filejson)
     db.debugFingerprint()
-    db.writeFingerprint(fh)
-    fh.close()
-  else:
-    print db.getErrorString(retVal)
 
 
 def parseArgs():
   verbose = False
   timestr = time.strftime('%Y-%m-%d_%H%M%S', time.localtime(time.time()))
-  #outfile = "telegram-data_" + timestr
   parser = argparse.ArgumentParser(description='Fingerprint a sqlite database based on its schema')
-  parser.add_argument('-f', '--file', required=True)
+  parser.add_argument('-f', '--file', required=False)
+  parser.add_argument('-j', '--json', required=False)
   parser.add_argument('-v', '--verbose', action='store_true')
   args = parser.parse_args()
   if (args.verbose):
     verbose = args.verbose
   fileout = args.file + "_" + timestr + '.json'
-  return (args.file, fileout, verbose)
+  return (args.file, fileout, args.json, verbose)
 
 
 if __name__ == "__main__":