misc/cmp_schema.py
author Alain Leufroy <alain.leufroy@logilab.fr>
Wed, 21 May 2014 16:14:17 +0200
branchstable
changeset 9926 93a44cf0d030
parent 5372 b74eed7e8b37
permissions -rw-r--r--
[cwvreg] cleanup the event manager when reloading modules Closes #3848995 The event manager callbacks are not cleaned during reloading. So the callback defined in the reloaded module appears twice (old and new version). This may cause problem when the old version is called.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5372
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     1
"""This module compare the Schema on the file system to the one in the database"""
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     2
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     3
from cStringIO import StringIO
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     4
from cubicweb.web.schemaviewer import SchemaViewer
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     5
from logilab.common.ureports import TextWriter
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     6
import difflib
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     7
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     8
viewer = SchemaViewer()
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
     9
layout_db = viewer.visit_schema(schema, display_relations=True)
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    10
layout_fs = viewer.visit_schema(fsschema, display_relations=True)
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    11
writer = TextWriter()
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    12
stream_db = StringIO()
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    13
stream_fs = StringIO()
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    14
writer.format(layout_db, stream=stream_db)
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    15
writer.format(layout_fs, stream=stream_fs)
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    16
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    17
stream_db.seek(0)
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    18
stream_fs.seek(0)
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    19
db = stream_db.getvalue().splitlines()
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    20
fs = stream_fs.getvalue().splitlines()
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    21
open('db_schema.txt', 'w').write(stream_db.getvalue())
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    22
open('fs_schema.txt', 'w').write(stream_fs.getvalue())
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    23
#for diff in difflib.ndiff(fs, db):
b74eed7e8b37 Add a basic script to compare the db_schema to the fs_schema.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
diff changeset
    24
#    print diff