396 lines
14 KiB
Python
396 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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"""
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@author: Fabio Erculiani <lxnay@sabayon.org>
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@contact: lxnay@sabayon.org
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@copyright: Fabio Erculiani
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@license: GPL-2
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B{Entropy Package Manager Client}.
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"""
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import os
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import errno
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import sys
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import shutil
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import tempfile
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import subprocess
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if sys.hexversion >= 0x3000000:
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from subprocess import getoutput
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else:
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from commands import getoutput
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from entropy.const import etpConst
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from entropy.output import red, darkred, brown, green, darkgreen, blue, \
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purple, darkblue, print_info, print_error, print_warning, readtext
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from entropy.i18n import _
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import entropy.tools
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########################################################
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####
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## Configuration Tools
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#
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def configurator(options):
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rc = 0
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if not options:
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return -10
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# check if I am root
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if not entropy.tools.is_root():
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mytxt = _("You are not root")
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print_error(red(mytxt+"."))
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return 1
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from entropy.client.interfaces import Client
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etp_client = None
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try:
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etp_client = Client()
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cmd = options.pop(0)
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if cmd == "info":
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rc = confinfo(etp_client)
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elif cmd == "update":
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rc = update(etp_client)
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else:
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rc = -10
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finally:
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if etp_client is not None:
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etp_client.shutdown()
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return rc
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'''
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@description: scan for files that need to be merged
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@output: dictionary using filename as key
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'''
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def update(entropy_client, cmd = None):
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cache_status = False
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docmd = False
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if cmd != None:
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docmd = True
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file_updates = entropy_client.PackageFileUpdates()
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while True:
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print_info(brown(" @@ ") + \
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darkgreen("%s ..." % (_("Scanning filesystem"),)))
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scandata = file_updates.scan(dcache = cache_status)
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if cache_status:
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for x in scandata:
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print_info("("+blue(str(x))+") "+red(" %s: " % (_("file"),) ) + \
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etpConst['systemroot'] + scandata[x]['destination'])
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cache_status = True
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if (not scandata):
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print_info(darkred(_("All fine baby. Nothing to do!")))
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break
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keys = list(scandata.keys())
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if not docmd:
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cmd = selfile()
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else:
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docmd = False
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try:
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cmd = int(cmd)
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except:
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print_error(_("Type a number."))
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continue
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# actions
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if cmd == -1:
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# exit
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return -1
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elif cmd in (-3, -5):
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# automerge files asking one by one
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for key in keys:
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if not os.path.isfile(etpConst['systemroot']+scandata[key]['source']):
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file_updates.ignore(key)
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scandata = file_updates.scan()
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continue
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print_info(darkred("%s: " % (_("Configuration file"),) ) + \
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darkgreen(etpConst['systemroot']+scandata[key]['destination']))
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if cmd == -3:
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rc = entropy_client.ask_question(
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">> %s" % (_("Overwrite ?"),) )
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if rc == _("No"):
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continue
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print_info(darkred("%s " % (_("Moving"),) ) + \
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darkgreen(etpConst['systemroot'] + \
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scandata[key]['source']) + \
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darkred(" %s " % (_("to"),) ) + \
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brown(etpConst['systemroot'] + \
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scandata[key]['destination']))
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file_updates.merge(key)
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scandata = file_updates.scan()
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break
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elif cmd in (-7, -9):
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for key in keys:
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if not os.path.isfile(etpConst['systemroot']+scandata[key]['source']):
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file_updates.ignore(key)
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scandata = file_updates.scan()
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continue
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print_info(darkred("%s: " % (_("Configuration file"),) ) + \
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darkgreen(etpConst['systemroot']+scandata[key]['destination']))
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if cmd == -7:
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rc = entropy_client.ask_question(
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">> %s" % (_("Discard ?"),) )
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if rc == _("No"):
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continue
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print_info(darkred("%s " % (_("Discarding"),) ) + \
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darkgreen(etpConst['systemroot']+scandata[key]['source']))
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file_updates.remove(key)
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scandata = file_updates.scan()
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break
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elif cmd > 0:
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if scandata.get(cmd):
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# do files exist?
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if not os.path.isfile(etpConst['systemroot']+scandata[cmd]['source']):
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file_updates.ignore(cmd)
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scandata = file_updates.scan()
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continue
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if not os.path.isfile(etpConst['systemroot']+scandata[cmd]['destination']):
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print_info(darkred("%s: " % (_("Automerging file"),) ) + \
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darkgreen(etpConst['systemroot']+scandata[cmd]['source']))
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file_updates.merge(cmd)
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scandata = file_updates.scan()
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continue
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# end check
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diff = showdiff(etpConst['systemroot']+scandata[cmd]['destination'],
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etpConst['systemroot']+scandata[cmd]['source'])
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if (not diff):
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print_info(darkred("%s " % (_("Automerging file"),) ) + \
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darkgreen(etpConst['systemroot']+scandata[cmd]['source']))
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file_updates.merge(cmd)
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scandata = file_updates.scan()
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continue
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mytxt = "%s: %s" % (
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darkred(_("Selected file")),
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darkgreen(etpConst['systemroot']+scandata[cmd]['source']),
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)
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print_info(mytxt)
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comeback = False
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while True:
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action = selaction()
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try:
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action = int(action)
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except:
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print_error(_("You don't have typed a number."))
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continue
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# actions handling
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if action == -1:
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comeback = True
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break
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elif action == 1:
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print_info(darkred("%s " % (_("Replacing"),) ) + darkgreen(etpConst['systemroot'] + \
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scandata[cmd]['destination']) + darkred(" %s " % (_("with"),) ) + \
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darkgreen(etpConst['systemroot'] + scandata[cmd]['source']))
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file_updates.merge(cmd)
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scandata = file_updates.scan()
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comeback = True
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break
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elif action == 2:
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print_info(darkred("%s " % (_("Deleting file"),) ) + \
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darkgreen(etpConst['systemroot'] + \
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scandata[cmd]['source'])
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)
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file_updates.remove(cmd)
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scandata = file_updates.scan()
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comeback = True
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break
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elif action == 3:
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print_info(darkred("%s " % (_("Editing file"),) ) + \
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darkgreen(etpConst['systemroot']+scandata[cmd]['source'])
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)
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entropy_client.edit_file(
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etpConst['systemroot']+scandata[cmd]['source'])
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print_info(darkred("%s " % (_("Edited file"),) ) + darkgreen(etpConst['systemroot'] + \
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scandata[cmd]['source']) + darkred(" - %s:" % (_("showing differencies"),) )
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)
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diff = showdiff(etpConst['systemroot'] + scandata[cmd]['destination'], etpConst['systemroot'] + \
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scandata[cmd]['source'])
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if not diff:
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print_info(darkred("%s " % (_("Automerging file"),) ) + \
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darkgreen(scandata[cmd]['source']))
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file_updates.merge(cmd)
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scandata = file_updates.scan()
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comeback = True
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break
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continue
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elif action == 4:
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source = etpConst['systemroot']+scandata[cmd]['source']
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dest = etpConst['systemroot']+scandata[cmd]['destination']
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print_info(darkred("%s " % (_("Interactively merge"),) ) + \
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darkgreen(source)
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)
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merge_outcome_path, exit_status = interactive_merge(
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source, dest)
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if exit_status in (2, 130):
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# quit
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continue
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else: # ok
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try:
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os.rename(merge_outcome_path, source)
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except OSError:
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shutil.move(merge_outcome_path, source)
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file_updates.merge(cmd)
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scandata = file_updates.scan()
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comeback = True
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break
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elif action == 5:
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# show diffs again
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diff = showdiff(etpConst['systemroot'] + scandata[cmd]['destination'],
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etpConst['systemroot'] + scandata[cmd]['source'])
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continue
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if (comeback):
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continue
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break
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'''
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@description: show files commands and let the user to choose
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@output: action number
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'''
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def selfile():
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print_info(darkred(_("Please choose a file to update by typing its identification number.")))
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print_info(darkred(_("Other options are:")))
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print_info(" ("+blue("-1")+") "+darkgreen(_("Exit")))
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print_info(" ("+blue("-3")+") "+brown(_("Automerge all the files asking you one by one")))
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print_info(" ("+blue("-5")+") "+darkred(_("Automerge all the files without questioning")))
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print_info(" ("+blue("-7")+") "+brown(_("Discard all the files asking you one by one")))
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print_info(" ("+blue("-9")+") "+darkred(_("Discard all the files without questioning")))
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# wait user interaction
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action = readtext(_("Your choice (type a number and press enter):")+" ")
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return action
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'''
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@description: show actions for a chosen file
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@output: action number
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'''
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def selaction():
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print_info(darkred(_("Please choose an action to take for the selected file.")))
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print_info(" ("+blue("-1")+") "+darkgreen(_("Come back to the files list")))
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print_info(" ("+blue("1")+") "+brown(_("Replace original with update")))
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print_info(" ("+blue("2")+") "+darkred(_("Delete update, keeping original as is")))
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print_info(" ("+blue("3")+") "+brown(_("Edit proposed file and show diffs again")))
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print_info(" ("+blue("4")+") "+brown(_("Interactively merge original with update")))
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print_info(" ("+blue("5")+") "+darkred(_("Show differences again")))
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# wait user interaction
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action = readtext(_("Your choice (type a number and press enter):")+" ")
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return action
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def showdiff(fromfile, tofile):
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args = ["diff", "-Nu", "'"+fromfile+"'", "'"+tofile+"'"]
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output = getoutput(' '.join(args)).split("\n")
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coloured = []
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for line in output:
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if line.startswith("---"):
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line = darkred(line)
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elif line.startswith("+++"):
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line = red(line)
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elif line.startswith("@@"):
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line = brown(line)
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elif line.startswith("-"):
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line = blue(line)
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elif line.startswith("+"):
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line = darkgreen(line)
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coloured.append(line + "\n")
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fd, tmp_path = tempfile.mkstemp()
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with os.fdopen(fd, "w") as f:
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f.writelines(coloured)
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f.flush()
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print("")
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pager = os.getenv("PAGER", "/usr/bin/less")
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if os.access(pager, os.X_OK):
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if pager == "/usr/bin/less":
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args = [pager, "-R", "--no-init", "--QUIT-AT-EOF", tmp_path]
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else:
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args = [pager, tmp_path]
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else:
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args = ["/bin/cat", tmp_path]
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try:
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subprocess.call(args)
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except OSError as err:
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if err.errno != errno.ENOENT:
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raise
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args = ["/bin/cat", tmp_path]
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subprocess.call(args)
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os.remove(tmp_path)
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if output == ['']:
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return []
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return output
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def interactive_merge(source, destination):
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tmp_fd, tmp_path = tempfile.mkstemp()
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args = ("/usr/bin/sdiff", "-o", tmp_path, source, destination)
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try:
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rc = subprocess.call(args)
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except OSError:
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if err.errno != errno.ENOENT:
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raise
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rc = 2
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os.remove(tmp_path)
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finally:
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os.close(tmp_fd)
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return tmp_path, rc
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'''
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@description: prints information about config files that should be updated
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'''
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def confinfo(entropy_client):
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print_info(brown(" @@ ")+darkgreen(_("These are the files that would be updated:")))
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data = entropy_client.PackageFileUpdates().scan(dcache = False)
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counter = 0
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for item in data:
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counter += 1
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print_info(" ("+blue(str(counter))+") "+"[auto:"+str(data[item]['automerge'])+"]"+red(" %s: " % (_("file"),) )+str(item))
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print_info(red(" @@ ")+brown("%s:\t\t" % (_("Unique files that would be update"),) )+red(str(len(data))))
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automerge = 0
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for x in data:
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if data[x]['automerge']:
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automerge += 1
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print_info(red(" @@ ")+brown("%s:\t\t" % (_("Unique files that would be automerged"),) )+green(str(automerge)))
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return 0
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