- better logging

src/storage.cr

@@ -19,17 +19,21 @@ class Storage
 	def initialize(@path : String, @logger : MLogger)
 		dir = File.dirname path
 		unless Dir.exists? dir
+			@logger.info "The DB directory #{dir} does not exist. " \
+				"Attepmting to create it"
 			Dir.mkdir_p dir
 		end
 		DB.open "sqlite3://#{path}" do |db|
 			begin
 				db.exec "create table users" \
 					"(username text, password text, token text, admin integer)"
-			rescue e : SQLite3::Exception | DB::Error
+			rescue e
 				unless e.message == "table users already exists"
+					@logger.fatal "Error when checking tables in DB: #{e}"
 					raise e
 				end
 			else
+				@logger.debug "Creating DB file at #{@path}"
 				db.exec "create unique index username_idx on users (username)"
 				db.exec "create unique index token_idx on users (token)"
 				random_pw = random_str
@@ -49,14 +53,18 @@ class Storage
 					"users where username = (?)", \
 					username, as: {String, String?}
 				unless verify_password hash, password
+					@logger.debug "Password does not match the hash"
 					return nil
 				end
+				@logger.debug "Useer #{username} verified"
 				return token if token
 				token = random_str
+				@logger.debug "Updating token for #{username}"
 				db.exec "update users set token = (?) where username = (?)",
 					token, username
 				return token
-			rescue e : SQLite3::Exception | DB::Error
+			rescue e
+				@logger.error "Error when verifying user #{username}: #{e}"
 				return nil
 			end
 		end
@@ -68,7 +76,8 @@ class Storage
 				username = db.query_one "select username from users where " \
 					"token = (?)", token, as: String
 				return username
-			rescue e : SQLite3::Exception | DB::Error
+			rescue e
+				@logger.debug "Unable to verify token"
 				return nil
 			end
 		end
@@ -79,7 +88,8 @@ class Storage
 			begin
 				return db.query_one "select admin from users where " \
 					"token = (?)", token, as: Bool
-			rescue e : SQLite3::Exception | DB::Error
+			rescue e
+				@logger.debug "Unable to verify user as admin"
 				return false
 			end
 		end