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#!/usr/bin/env python
import json
import morphlib
import os
import subprocess
import sys
import urllib
import urllib2
import urlparse
import yaml
import re
# Load all morphologies in the definitions repo
sb = morphlib.sysbranchdir.open_from_within('.')
loader = morphlib.morphloader.MorphologyLoader()
morphs = [m for m in sb.load_all_morphologies(loader)]
print 'Found %d morphologies in total' % len(morphs)
# Clasify the morphologies regarding of their kind field
morphologies = { 'chunk': '', 'stratum': '', 'system' : '', 'cluster': '' }
for key in morphologies.iterkeys():
morphologies[key] = [m for m in morphs if m['kind'] == key]
#print 'There are: %d %s' %(len(morphologies[key]), key)
# NOTE: The following reimplements part of morphlib's remote repo cache stuff
def parse_repo_alias(repo):
domain, path = repo.split(':')
if domain == 'baserock':
repo = 'ssh://git@git.baserock.org/baserock/%s' % path
elif domain == 'upstream':
repo = 'ssh://git@git.baserock.org/delta/%s' % path
else:
raise Exception("I don't know how to parse the repo-alias \"%s\"" % repo)
return repo
def make_request(path):
server_url = 'http://git.baserock.org:8080/'
url = urlparse.urljoin(server_url, '/1.0/%s' % path)
handle = urllib2.urlopen(url)
return handle.read()
def quote(*args):
return tuple(urllib.quote(string) for string in args)
def cat_file(repo, ref, filename):
return make_request('files?repo=%s&ref=%s&filename=%s' %
quote(repo, ref, filename))
def sanitise_morphology_path(morph_field, morph_kind, belongs_to='None'):
'''This function receives the name or the morph field of one morphology
and returns the path of the morphology depending on the name, kind and
if it belongs to other morphologies.
'''
# Dictionary which match morphology's kind and morphology's
# directory in definitions.git
morph_dir = { 'chunk': 'chunks', 'stratum': 'strata',
'system':'systems', 'cluster': 'clusters'}
# For chunks morphologies we need to know to which stratums
# belongs this chunk.
if morph_kind == 'chunk':
if belongs_to == 'None':
raise morphlib.Error('Chunk morphologies need the stratum name'
'to create the path. Please add the stratum'
'which belongs this morphology')
# Get the name of the chunk which we assume is at the end
# of the morph file
if '/' in morph_field:
morph_field = morph_field.split('/')[-1]
# Add the stratum name to the chunk name
morph_field = belongs_to + '/' + morph_field
# Reset the kind to stratum because chunk contains stratum
# name in its path.
morph_kind = 'stratum'
# Add the morphology path to the morph field.
if morph_dir[morph_kind] not in morph_field:
morph_field = morph_dir[morph_kind] + '/' + morph_field
# Add the morphology suffix if the morphology.
if not morph_field.endswith('.morph'):
morph_field = morph_field + '.morph'
return morph_field
def create_directory(name, path):
directory = os.path.join(path, name)
subprocess.call(['mkdir','-p', directory])
return directory
def move_morphologies(morphs, kind, directory, path):
# Dictionary which match morphology's kind and morphology's
# directory in definitions.git
morph_dir = { 'chunk': 'chunks', 'stratum': 'strata',
'system':'systems', 'cluster': 'clusters'}
subdir = create_directory(directory, path)
for morph in morphs:
for submorph in morph[morph_dir[kind]]:
submorph['morph'] = sanitise_morphology_path(submorph['morph'], kind)
print 'Moving %s into %s' % (morph.filename, directory)
new_location = os.path.join(subdir, morph.filename)
subprocess.call(['git', 'mv', morph.filename, new_location])
morph.filename = new_location
loader.save_to_file(morph.filename, morph)
subprocess.call(['git', 'add', morph.filename)
subprocess.call(['git', 'commit', '--quiet', '-m',
'Move %s into %s' %(morph['name'] + '.morph', directory)])
sys.exit(0)
def move_clusters(morphs):
kind = 'system'
directory = 'clusters'
path = definitions_repo
move_morphologies(morphs, kind, directory, path)
def move_systems(morphs):
kind = 'stratum'
directory = 'systems'
path = definitions_repo
move_morphologies(morphs, kind, directory, path)
def move_chunks(morphs):
# There are not spec for this yet
print "No spec defined"
def download_chunks(morph):
# Download chunks morphologies defined on the stratum and
# add them to the directory tree.
for chunk in morph['chunks']:
name = chunk['name'] + '.morph'
chunk['morph'] = sanitise_morphology_path(chunk['morph'],'chunk', morph['name'])
ref = chunk['ref']
repo = parse_repo_alias(chunk['repo'])
try:
chunk_morph = cat_file(repo, ref, name)
new_chunk = loader.load_from_string(chunk_morph)
loader.save_to_file(chunk['morph'], new_chunk)
print "Downloading %s from %s and placing in %s" %(name, repo, chunk['morph'])
subprocess.call(['git', 'add', chunk['morph']])
#subprocess.call(['git', 'commit', '--quiet', '-m',
# 'Add %s to definitions repository' % name])
except urllib2.HTTPError as err:
# If there is no morphology in the repository we assume that the morphology
# system will be autodetected, so we don't have to create a new one
# unless we shut down the autodetecting system (fallback system).
if err.code == 404:
print "%s not found in %s" %(name, repo)
except morphlib.morphloader.InvalidFieldError as err:
print "ERROR: %s in chunk \n%s" % (err, chunk_morph)
if "comments" in str(err):
# This error is caused because there are old morphologies which
# contain the field "comments" instead of "description".
# Replacing "comments" field by "description" will allow the morphology
# to pass parse_morphology_text check and ready to be written to a file.
fixed_chunk = loader.parse_morphology_text(chunk_morph, name)
fixed_chunk['description'] = fixed_chunk.pop('comments')
loader.save_to_file(chunk['morph'], fixed_chunk)
print "Downloading %s from %s and placing in %s" %(name, repo, chunk['morph'])
#subprocess.call(['git', 'add', chunk['morph']])
#subprocess.call(['git', 'commit', '--quiet', '-m',
# 'Add %s to definitions repository' % name])
if "buildsystem" in str(err):
# This error is caused because a typo in a morphology which
# has a field "buildsystem" instead of "build-system".
fixed_chunk = loader.parse_morphology_text(chunk_morph, name)
fixed_chunk['build-system'] = fixed_chunk.pop('buildsystem')
loader.save_to_file(chunk['morph'], fixed_chunk)
print "Downloading %s from %s and placing in %s" %(name, repo, chunk['morph'])
subprocess.call(['git', 'add', chunk['morph']])
#subprocess.call(['git', 'commit', '--quiet', '-m',
# 'Add %s to definitions repository' % name])
except morphlib.morphloader.MorphologyNotYamlError as err:
print "ERROR: %s in chunk \n%s" % (err, chunk_morph)
# This error is caused because there are old morphologies written
# in JSON which contain '\t' characters. When try to load this
# kind of morphologies load_from_string fails when parse_morphology_text.
# Removing this characters will make load_from_string to load the morphology
# and translate it into a correct yaml format.
fix_chunk = chunk_morph.replace('\t','')
new_chunk = loader.load_from_string(fix_chunk)
loader.save_to_file(chunk['morph'], new_chunk)
print "Downloading %s from %s and placing in %s" %(name, repo, chunk['morph'])
subprocess.call(['git', 'add', chunk['morph']])
#subprocess.call(['git', 'commit', '--quiet', '-m',
# 'Add %s to definitions repository' % name])
def move_strata(morphs):
for morph in morphs:
# Add chunk path on the chunk's morph field per stratum
stratum_path = 'strata/' + morph['name']
subdir = create_directory(stratum_path, definitions_repo)
# Download chunks which belongs to the stratum
download_chunks(morph)
# Add path to the build-depends morphologies
for build_depends in morph['build-depends']:
build_depends['morph'] = sanitise_morphology_path(build_depends['morph'], 'stratum')
loader.save_to_file(morph.filename,morph)
new_location = os.path.join(subdir, morph.filename)
#subprocess.call(['git', 'mv', morph.filename, new_location])
#morph.filename = new_location
#subprocess.call(['git', 'commit', '--quiet', '-m',
# 'Move %s into strata' % morph.filename])
# Get the path from definitions repo
definitions_repo = sb.get_git_directory_name(sb.root_repository_url)
# Move the morphologies to its directories
for key in morphologies.iterkeys():
print "Moving %s....\n" %key
if key == 'cluster': move_clusters(morphologies[key])
elif key == 'system': move_systems(morphologies[key])
elif key == 'stratum': move_strata(morphologies[key])
elif key == 'chunk': move_chunks(morphologies[key])
else: print 'ERROR: Morphology not know %' % key
sys.exit(0)
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