Enable logging.

etc.skeleton/logging.yml

@@ -0,0 +1,48 @@
+# Default Python 3 logging file. This is parsed by `dictConfig()`. See
+# https://docs.python.org/3.5/library/logging.config.html#logging-config-dictschema
+
+version: 1
+disable_existing_loggers: true
+
+formatters:
+  default_fmt:
+    format: "%(asctime)s %(levelname)s %(name)s - %(message)s"
+  extended_fmt:
+    format: "%(asctime)s %(levelname)s %(name)s:%(funcName)s:%(lineno)d - %(message)s"
+
+handlers:
+  logfile:
+    class: logging.handlers.RotatingFileHandler
+    # Change this.
+    filename: /tmp/lakesuperior.log
+    maxBytes: 10485760
+    backupCount: 3
+    formatter: default_fmt
+    level: INFO
+  console:
+    class: logging.StreamHandler
+    stream: ext://sys.stdout
+    formatter: default_fmt
+    level: INFO
+
+loggers:
+  store:
+    qualname: lakesuperior.endpoints
+    handlers: [logfile]
+    level: INFO
+    propagate: no
+  store:
+    qualname: lakesuperior.store_layouts
+    handlers: [logfile]
+    level: INFO
+    propagate: no
+  model:
+    qualname: lakesuperior.model
+    handlers: [logfile]
+    level: INFO
+    propagate: no
+
+root:
+  level: INFO
+  handlers: [console, logfile]
+

lakesuperior/config_parser.py

@@ -2,11 +2,12 @@ import os
 
 import yaml
 
-configs = [
+configs = (
     'application',
+    'logging',
     'namespaces',
     'flask',
-]
+)
 
 # This will hold a dict of all configuration values.
 config = {}

lakesuperior/endpoints/ldp.py

@@ -1,3 +1,5 @@
+import logging
+
 from flask import Blueprint, request
 
 from lakesuperior.model.ldpr import InvalidResourceError, \
@@ -6,6 +8,9 @@ from lakesuperior.model.ldp_rs import Ldpc, LdpRs
 from lakesuperior.model.ldp_nr import LdpNr
 
 
+logger = logging.getLogger(__name__)
+
+
 # Blueprint for LDP REST API. This is what is usually found under `/rest/` in
 # standard fcrepo4. Here, it is under `/ldp` but initially `/rest` can be kept
 # for backward compatibility.

lakesuperior/model/ldpr.py

@@ -126,7 +126,7 @@ class Ldpr(metaclass=ABCMeta):
     LDP_NR_TYPE = nsc['ldp'].NonRDFSource
     LDP_RS_TYPE = nsc['ldp'].RDFSource
 
-    _logger = logging.getLogger(__module__)
+    _logger = logging.getLogger(__name__)
 
     rdf_store_layout = config['application']['store']['ldp_rs']['layout']
 

lakesuperior/store_layouts/rdf/base_rdf_layout.py

@@ -64,7 +64,7 @@ class BaseRdfLayout(metaclass=ABCMeta):
     UNION_GRAPH_URI = URIRef('urn:x-arq:UnionGraph')
 
     _conf = config['application']['store']['ldp_rs']
-    _logger = logging.getLogger(__module__)
+    _logger = logging.getLogger(__name__)
 
     query_ep = _conf['webroot'] + _conf['query_ep']
     update_ep = _conf['webroot'] + _conf['update_ep']