Commit 08600ea3 authored by Ayush Tiwari's avatar Ayush Tiwari

bt5_config: Add functions for comparing old and new installation state with OFS state

parent 6c01f222
......@@ -61,6 +61,7 @@ from Products.ERP5Type.Message import translateString
from zLOG import LOG, INFO, WARNING
from base64 import decodestring
from difflib import unified_diff
from operator import attrgetter
import subprocess
import time
......@@ -1682,16 +1683,14 @@ class TemplateTool (BaseTool):
# Try getting a Business Manager with the title 'Combined Business Manager'
# which we would need to compare. Also using search keeping in mind we
# index Business Manager(s)
installation_state_result = self.searchFolder(
portal_type='Business Manager',
title='Installation State',
)
installation_state_list = [l for l
in self.objectValues(portal_type='Business Manager')
if l.title == 'Installation State']
# If there is 1 or more Business Manager(s) with 'Combined Business Manager'
# title, take the firs one, cause it is the one created currently
if len(installation_state_result) :
path = installation_state_result.dictionaries()[0]['path']
old_installation_state = self.unrestrictedTraverse(path)
if len(installation_state_list) :
old_installation_state = installation_state_list[-1]
else:
# Create a new Business Manager which we'll use for comapring installation
# state
......@@ -1720,7 +1719,15 @@ class TemplateTool (BaseTool):
buildBM._setTemplatePathList(final_template_path_list)
buildBM.build()
# Compare installation state with OFS state
self.compareInstallationStateWithOFS(buildBM,
new_installation_state,
old_installation_state)
# Install the compared installation state
self.installBusinessManager(new_installation_state)
# Remove the path_item with negative sign
self.cleanInstallationState(new_installation_state)
# Change status of all BM installed
......@@ -1738,6 +1745,22 @@ class TemplateTool (BaseTool):
"""
new_bm_list = bm_list[:]
# Create a list of path and hashes to be used for comparison
path_list = []
sha_list = []
forbidden_bm_title_list = ['Installation State',]
for bm in new_bm_list:
forbidden_bm_title_list.append(bm.title)
for item in bm._path_item_list:
path_list.append(item._path)
sha_list.append(item._sha)
installed_bm_list = [l for l
in self.getInstalledBusinessManagerList()
if l.title not in forbidden_bm_title_list]
new_bm_list.extend(installed_bm_list)
# Summation should also consider arithmetic on the Business Item(s)
# having same path and layer and combine them.
combinedBM = self.newContent(portal_type='Business Manager',
......@@ -1746,32 +1769,53 @@ class TemplateTool (BaseTool):
new_bm_list.insert(0, combinedBM)
combinedBM = reduce(lambda x, y: x+y, new_bm_list)
# Compare combinedBM to the old_installation_state and return new
# installation state
path_list = combinedBM.getTemplatePathList()
final_path_list = []
final_path_list = combinedBM.getTemplatePathList()
final_path_item_list = []
final_path_list.extend(path_list)
final_path_item_list.extend(combinedBM._path_item_list)
removable_sha_list = []
removable_path_list = []
for item in old_installation_state._path_item_list:
if item._path in path_list:
if item._path in path_list and item._sha in sha_list:
# If there is Business Item which have no change on updation, then
# no need to reinstall it, cause in that case we prefer the changes
# at ZODB
# XXX: BAD DESIGN: Should compare both path as well as hash and keep
# them together in a dictionary,using them separately can lead to
# conflict in case two paths have same hash.
removable_sha_list.append(item._sha)
removable_path_list.append(item._path)
else:
# If there is update of path item, change the sign of the last
# version of that Business Item and add it to final_path_item_list
item._sign = -1
final_path_list.append(item._path)
final_path_item_list.append(item)
final_path_list = list(set(final_path_list))
final_path_list.extend(old_installation_state.getTemplatePathList())
# Remove the Business Item objects from final_path_item_list which have
# same sha and path
final_path_list = [path for path
in final_path_list
if path not in removable_path_list]
final_path_item_list = [item for item
in final_path_item_list
if item._sha not in removable_sha_list]
final_path_item_list.sort(key=lambda x: x._sign)
# Remove the old installation state
self._delObject(old_installation_state.getId())
combinedBM._setTemplatePathList(final_path_list)
combinedBM._path_item_list = final_path_item_list
# Change the title of the combined BM
combinedBM.edit(title='Installation State')
combinedBM.setTitle('Installation State')
# XXX: We are missing the part of creating installed_BM for all the BM
# we have in bm_list, because this would be needed in case we build
......@@ -1784,7 +1828,8 @@ class TemplateTool (BaseTool):
security.declareProtected(Permissions.ManagePortal,
'compareInstallationStateWithOFS')
def compareInstallationStateWithOFS(self, buildBM, installingBM):
def compareInstallationStateWithOFS(self, buildBM, new_installation_state,
old_installation_state):
"""
Compare the buildBM and to be installed BM and show the changes in a way
it can be notified or installed.
......@@ -1799,14 +1844,38 @@ class TemplateTool (BaseTool):
- has_confict: True , if there is a conflict between the 2 BMs
- DiffFile: In case there is conflict between the two states
"""
installing_sha_list = [item._sha for item in installingBM._path_item_list]
# XXX: BAD DESIGN: Should compare both path as well as hash, just path
# can lead to conflict in case two paths have same sha.
built_item_dict = {
item._path: item._sha for
item in buildBM._path_item_list
}
old_item_dict = {
item._path: item._sha for
item in old_installation_state._path_item_list
}
# For creating new_item_dict, we have to take use of template_path_list
# property as there can be case where we have path but not path_item as
# the new state already gets filtered while creation
new_item_dict = {
item._path: item._sha for
item in new_installation_state._path_item_list
}
build_sha_list = built_item_dict.values()
final_item_list = []
for item in buildBM._path_item_list:
if not item._sha in installing_sha_list:
final_item_list.append(item)
for item in new_installation_state._path_item_list:
if item._sha in build_sha_list and item._sign == 1:
# No need to install value which we already have
continue
else:
return final_item_list
final_item_list.append(item)
new_installation_state._path_item_list = final_item_list
security.declareProtected(Permissions.ManagePortal,
'compareMultipleBusinessManager')
......@@ -1828,7 +1897,7 @@ class TemplateTool (BaseTool):
**WARNING**:This should only be done after installing the Business Manager
"""
if installation_state.getStatus() != 'installed':
LOG(WARNING, 0, 'Trying to clean installation state before installing')
LOG('WARNING', 0, 'Trying to clean installation state before installing')
raise ValueError, "Can't clean before installing"
final_path_item_list = []
......
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