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# -*- python -*-
# -*- coding: utf-8 -*-
# Installsystems is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# Installsystems is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public License
# along with Installsystems. If not, see <http://www.gnu.org/licenses/>.
import codecs
import ConfigParser
import cStringIO
import difflib
import stat
import subprocess
import tarfile
import time
import installsystems.template as istemplate
import installsystems.tools as istools
from installsystems.tools import PipeFile
from installsystems.tarball import Tarball
# format should be a float X.Y but for compatibility reason it's a string
# before version 6, it's strict string comparaison
format = "1"
raise Exception(u"Invalid image name %s" % buf)
@staticmethod
def check_image_version(buf):
raise Exception(u"Invalid image version %s" % buf)
@staticmethod
def compare_versions(v1, v2):
'''
For backward compatibility, image class offer a method to compare image versions
But code is now inside tools
return istools.compare_versions(v1, v2)
def create(cls, path, force=False):
if not istools.isfile(path):
raise NotImplementedError("SourceImage must be local")
# main path
parser_path = os.path.join(path, "parser")
setup_path = os.path.join(path, "setup")
for d in (path, build_path, parser_path, setup_path, payload_path):
if not os.path.exists(d) or not os.path.isdir(d):
os.mkdir(d)
raise Exception(u"Unable to create directory: %s: %s" % (d, e))
# create dict of file to create
examples = {}
# create description example from template
examples["description"] = {"path": "description",
"content": istemplate.description % {
"name": "",
"version": "1",
"description": "",
"author": "",
"is_min_version": installsystems.version}}
# create changelog example from template
examples["changelog"] = {"path": "changelog", "content": istemplate.changelog}
# create build example from template
examples["build"] = {"path": "build/01-build.py", "content": istemplate.build}
# create parser example from template
examples["parser"] = {"path": "parser/01-parser.py", "content": istemplate.parser}
# create setup example from template
examples["setup"] = {"path": "setup/01-setup.py", "content": istemplate.setup}
for name in examples:
try:
arrow(u"Creating %s example" % name)
expath = os.path.join(path, examples[name]["path"])
if not force and os.path.exists(expath):
warn(u"%s already exists. Skipping!" % expath)
continue
open(expath, "w").write(examples[name]["content"])
except Exception as e:
raise Exception(u"Unable to create example file: %s" % e)
# setting executable rights on files in setup and parser
umask = os.umask(0)
os.umask(umask)
for dpath in (build_path, parser_path, setup_path):
raise Exception(u"Unable to set rights on %s: %s" % (pf, e))
if not istools.isfile(path):
raise NotImplementedError("SourceImage must be local")
self.base_path = os.path.abspath(path)
for pathtype in ("build", "parser", "setup", "payload"):
setattr(self, u"%s_path" % pathtype, os.path.join(self.base_path, pathtype))
self.description = self.parse_description()
self.image_name = u"%s-%s%s" % (self.description["name"],
self.description["version"],
self.extension)
'''
Check if we are a valid SourceImage directories
'''
for d in (self.base_path, self.build_path, self.parser_path,
self.setup_path, self.payload_path):
raise Exception(u"Invalid source image: directory %s is missing" % d)
raise Exception(u"Invalid source image: %s is not a directory" % d)
if not os.access(d, os.R_OK|os.X_OK):
raise Exception(u"Invalid source image: unable to access to %s" % d)
if not os.path.exists(os.path.join(self.base_path, "description")):
raise Exception("Invalid source image: no description file")
def build(self, force=False, force_payload=False, check=True, script=True):
# check if free to create script tarball
if os.path.exists(self.image_name) and force == False:
raise Exception("Tarball already exists. Remove it before")
self.check_scripts(self.parser_path)
self.check_scripts(self.setup_path)
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