| 1 | #!/usr/bin/python -t
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| 2 | # This program is free software; you can redistribute it and/or modify
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| 3 | # it under the terms of the GNU General Public License as published by
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| 4 | # the Free Software Foundation; either version 2 of the License, or
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| 5 | # (at your option) any later version.
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| 6 | #
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| 7 | # This program is distributed in the hope that it will be useful,
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| 8 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 9 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 10 | # GNU Library General Public License for more details.
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| 11 | #
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| 12 | # You should have received a copy of the GNU General Public License
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| 13 | # along with this program; if not, write to the Free Software
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| 14 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 15 |
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| 16 | import sys
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| 17 | import time
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| 18 | import exceptions
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| 19 |
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| 20 | import yum
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| 21 | from cli import *
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| 22 | from yum import Errors
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| 23 | from yum import _
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| 24 | from yum.i18n import utf8_width
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| 25 | from yum import logginglevels
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| 26 | from optparse import OptionGroup
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| 27 |
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| 28 | import yum.plugins as plugins
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| 29 | from urlgrabber.progress import format_number
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| 30 |
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| 31 | def suppress_keyboard_interrupt_message():
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| 32 | old_excepthook = sys.excepthook
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| 33 |
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| 34 | def new_hook(type, value, traceback):
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| 35 | if type != exceptions.KeyboardInterrupt:
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| 36 | old_excepthook(type, value, traceback)
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| 37 | else:
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| 38 | pass
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| 39 |
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| 40 | sys.excepthook = new_hook
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| 41 |
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| 42 | def jiffies_to_seconds(jiffies):
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| 43 | Hertz = 100 # FIXME: Hack, need to get this, AT_CLKTCK elf note *sigh*
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| 44 | return int(jiffies) / Hertz
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| 45 |
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| 46 | def seconds_to_ui_time(seconds):
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| 47 | if seconds >= 60 * 60 * 24:
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| 48 | return "%d day(s) %d:%02d:%02d" % (seconds / (60 * 60 * 24),
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| 49 | (seconds / (60 * 60)) % 24,
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| 50 | (seconds / 60) % 60,
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| 51 | seconds % 60)
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| 52 | if seconds >= 60 * 60:
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| 53 | return "%d:%02d:%02d" % (seconds / (60 * 60), (seconds / 60) % 60,
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| 54 | (seconds % 60))
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| 55 | return "%02d:%02d" % ((seconds / 60), seconds % 60)
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| 56 |
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| 57 | def get_process_info(pid):
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| 58 | if not pid:
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| 59 | return
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| 60 |
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| 61 | try:
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| 62 | pid = int(pid)
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| 63 | except ValueError, e:
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| 64 | return
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| 65 |
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| 66 | # Maybe true if /proc isn't mounted, or not Linux ... or something.
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| 67 | if (not os.path.exists("/proc/%d/status" % pid) or
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| 68 | not os.path.exists("/proc/stat") or
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| 69 | not os.path.exists("/proc/%d/stat" % pid)):
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| 70 | return
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| 71 |
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| 72 | ps = {}
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| 73 | for line in open("/proc/%d/status" % pid):
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| 74 | if line[-1] != '\n':
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| 75 | continue
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| 76 | data = line[:-1].split(':\t', 1)
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| 77 | if len(data) < 2:
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| 78 | continue
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| 79 | if data[1].endswith(' kB'):
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| 80 | data[1] = data[1][:-3]
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| 81 | ps[data[0].strip().lower()] = data[1].strip()
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| 82 | if 'vmrss' not in ps:
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| 83 | return
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| 84 | if 'vmsize' not in ps:
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| 85 | return
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| 86 | boot_time = None
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| 87 | for line in open("/proc/stat"):
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| 88 | if line.startswith("btime "):
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| 89 | boot_time = int(line[len("btime "):-1])
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| 90 | break
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| 91 | if boot_time is None:
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| 92 | return
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| 93 | ps_stat = open("/proc/%d/stat" % pid).read().split()
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| 94 | ps['utime'] = jiffies_to_seconds(ps_stat[13])
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| 95 | ps['stime'] = jiffies_to_seconds(ps_stat[14])
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| 96 | ps['cutime'] = jiffies_to_seconds(ps_stat[15])
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| 97 | ps['cstime'] = jiffies_to_seconds(ps_stat[16])
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| 98 | ps['start_time'] = boot_time + jiffies_to_seconds(ps_stat[21])
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| 99 | ps['state'] = {'R' : _('Running'),
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| 100 | 'S' : _('Sleeping'),
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| 101 | 'D' : _('Uninterruptible'),
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| 102 | 'Z' : _('Zombie'),
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| 103 | 'T' : _('Traced/Stopped')
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| 104 | }.get(ps_stat[2], _('Unknown'))
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| 105 |
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| 106 | return ps
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| 107 |
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| 108 | def show_lock_owner(pid, logger):
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| 109 | ps = get_process_info(pid)
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| 110 | if not ps:
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| 111 | return None
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| 112 |
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| 113 | # This yumBackend isn't very friendly, so...
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| 114 | if ps['name'] == 'yumBackend.py':
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| 115 | nmsg = _(" The other application is: PackageKit")
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| 116 | else:
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| 117 | nmsg = _(" The other application is: %s") % ps['name']
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| 118 |
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| 119 | logger.critical("%s", nmsg)
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| 120 | logger.critical(_(" Memory : %5s RSS (%5sB VSZ)") %
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| 121 | (format_number(int(ps['vmrss']) * 1024),
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| 122 | format_number(int(ps['vmsize']) * 1024)))
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| 123 |
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| 124 | ago = seconds_to_ui_time(int(time.time()) - ps['start_time'])
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| 125 | logger.critical(_(" Started: %s - %s ago") %
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| 126 | (time.ctime(ps['start_time']), ago))
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| 127 | logger.critical(_(" State : %s, pid: %d") % (ps['state'], pid))
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| 128 |
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| 129 | return ps
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| 130 |
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| 131 |
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| 132 | def exception2msg(e):
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| 133 | """ DIE python DIE! Which one works:
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| 134 | to_unicode(e.value); unicode(e); str(e);
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| 135 | Call this so you don't have to care. """
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| 136 | try:
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| 137 | return to_unicode(e.value)
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| 138 | except:
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| 139 | pass
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| 140 |
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| 141 | try:
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| 142 | return unicode(e)
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| 143 | except:
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| 144 | pass
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| 145 |
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| 146 | try:
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| 147 | return str(e)
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| 148 | except:
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| 149 | pass
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| 150 | return "<exception failed to convert to text>"
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| 151 |
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| 152 |
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| 153 | class YumUtilBase(YumBaseCli):
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| 154 | def __init__(self,name,ver,usage):
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| 155 | YumBaseCli.__init__(self)
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| 156 | self._parser = YumOptionParser(base=self,utils=True,usage=usage)
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| 157 | self._usage = usage
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| 158 | self._utilName = name
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| 159 | self._utilVer = ver
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| 160 | self._option_group = OptionGroup(self._parser, "%s options" % self._utilName,"")
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| 161 | self._parser.add_option_group(self._option_group)
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| 162 | suppress_keyboard_interrupt_message()
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| 163 | logger = logging.getLogger("yum.util")
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| 164 | verbose_logger = logging.getLogger("yum.verbose.util")
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| 165 | # Add yum-utils version to history records.
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| 166 | if hasattr(self, 'run_with_package_names'):
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| 167 | self.run_with_package_names.add("yum-utils")
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| 168 |
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| 169 | def exUserCancel(self):
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| 170 | self.logger.critical(_('\n\nExiting on user cancel'))
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| 171 | if self.unlock(): return 200
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| 172 | return 1
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| 173 |
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| 174 | def exIOError(self, e):
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| 175 | if e.errno == 32:
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| 176 | self.logger.critical(_('\n\nExiting on Broken Pipe'))
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| 177 | else:
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| 178 | self.logger.critical(_('\n\n%s') % exception2msg(e))
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| 179 | if self.unlock(): return 200
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| 180 | return 1
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| 181 |
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| 182 | def exPluginExit(self, e):
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| 183 | '''Called when a plugin raises PluginYumExit.
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| 184 |
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| 185 | Log the plugin's exit message if one was supplied.
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| 186 | ''' # ' xemacs hack
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| 187 | exitmsg = exception2msg(e)
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| 188 | if exitmsg:
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| 189 | self.logger.warn('\n\n%s', exitmsg)
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| 190 | if self.unlock(): return 200
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| 191 | return 1
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| 192 |
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| 193 | def exFatal(self, e):
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| 194 | self.logger.critical('\n\n%s', exception2msg(e))
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| 195 | if self.unlock(): return 200
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| 196 | return 1
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| 197 |
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| 198 | def unlock(self):
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| 199 | try:
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| 200 | self.closeRpmDB()
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| 201 | self.doUnlock()
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| 202 | except Errors.LockError, e:
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| 203 | return 200
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| 204 | return 0
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| 205 |
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| 206 |
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| 207 | def getOptionParser(self):
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| 208 | return self._parser
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| 209 |
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| 210 | def getOptionGroup(self):
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| 211 | """ Get an option group to add non inherited options"""
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| 212 | return self._option_group
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| 213 |
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| 214 | def waitForLock(self):
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| 215 | lockerr = ""
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| 216 | while True:
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| 217 | try:
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| 218 | self.doLock()
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| 219 | except Errors.LockError, e:
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| 220 | if exception2msg(e) != lockerr:
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| 221 | lockerr = exception2msg(e)
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| 222 | self.logger.critical(lockerr)
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| 223 | if not self.conf.exit_on_lock:
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| 224 | self.logger.critical("Another app is currently holding the yum lock; waiting for it to exit...")
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| 225 | show_lock_owner(e.pid, self.logger)
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| 226 | time.sleep(2)
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| 227 | else:
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| 228 | raise Errors.YumBaseError, _("Another app is currently holding the yum lock; exiting as configured by exit_on_lock")
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| 229 | else:
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| 230 | break
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| 231 |
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| 232 | def _printUtilVersion(self):
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| 233 | print "%s - %s (yum - %s)" % (self._utilName,self._utilVer,yum.__version__)
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| 234 |
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| 235 | def doUtilConfigSetup(self,args = sys.argv[1:],pluginsTypes=(plugins.TYPE_CORE,)):
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| 236 | # Parse only command line options that affect basic yum setup
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| 237 | opts = self._parser.firstParse(args)
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| 238 |
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| 239 | # go through all the setopts and set the global ones
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| 240 | self._parseSetOpts(opts.setopts)
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| 241 |
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| 242 | if self.main_setopts:
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| 243 | for opt in self.main_setopts.items:
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| 244 | setattr(opts, opt, getattr(self.main_setopts, opt))
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| 245 |
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| 246 | # Just print out the version if that's what the user wanted
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| 247 | if opts.version:
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| 248 | self._printUtilVersion()
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| 249 | sys.exit(0)
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| 250 | # get the install root to use
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| 251 | root = self._parser.getRoot(opts)
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| 252 | if opts.quiet:
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| 253 | opts.debuglevel = 0
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| 254 | if opts.verbose:
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| 255 | opts.debuglevel = opts.errorlevel = 6
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| 256 |
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| 257 | # Read up configuration options and initialise plugins
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| 258 | try:
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| 259 | pc = self.preconf
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| 260 | pc.fn = opts.conffile
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| 261 | pc.root = root
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| 262 | pc.init_plugins = not opts.noplugins
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| 263 | pc.plugin_types = pluginsTypes
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| 264 | pc.optparser = self._parser
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| 265 | pc.debuglevel = opts.debuglevel
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| 266 | pc.errorlevel = opts.errorlevel
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| 267 | if hasattr(opts, "disableplugins"):
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| 268 | pc.disabled_plugins =self._parser._splitArg(opts.disableplugins)
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| 269 | if hasattr(opts, "enableplugins"):
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| 270 | pc.enabled_plugins = self._parser._splitArg(opts.enableplugins)
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| 271 | if hasattr(opts, "releasever"):
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| 272 | pc.releasever = opts.releasever
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| 273 | self.conf
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| 274 |
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| 275 | # now set all the non-first-start opts from main from our setopts
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| 276 | if self.main_setopts:
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| 277 | for opt in self.main_setopts.items:
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| 278 | setattr(self.conf, opt, getattr(self.main_setopts, opt))
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| 279 |
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| 280 | except Errors.ConfigError, e:
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| 281 | self.logger.critical(_('Config Error: %s'), exception2msg(e))
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| 282 | sys.exit(1)
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| 283 | except ValueError, e:
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| 284 | self.logger.critical(_('Options Error: %s'), exception2msg(e))
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| 285 | sys.exit(1)
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| 286 | except plugins.PluginYumExit, e:
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| 287 | self.logger.critical(_('PluginExit Error: %s'), exception2msg(e))
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| 288 | sys.exit(1)
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| 289 | except Errors.YumBaseError, e:
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| 290 | self.logger.critical(_('Yum Error: %s'), exception2msg(e))
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| 291 | sys.exit(1)
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| 292 |
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| 293 | # update usage in case plugins have added commands
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| 294 | self._parser.set_usage(self._usage)
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| 295 |
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| 296 | # Now parse the command line for real and
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| 297 | # apply some of the options to self.conf
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| 298 | (opts, self.cmds) = self._parser.setupYumConfig()
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| 299 | if self.cmds:
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| 300 | self.basecmd = self.cmds[0] # our base command
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| 301 | else:
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| 302 | self.basecmd = None
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| 303 | self.extcmds = self.cmds[1:] # out extended arguments/commands
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| 304 |
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| 305 | return opts
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| 306 |
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| 307 | def doUtilYumSetup(self):
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| 308 | """do a default setup for all the normal/necessary yum components,
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| 309 | really just a shorthand for testing"""
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| 310 | # FIXME - we need another way to do this, I think.
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| 311 | try:
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| 312 | self.waitForLock()
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| 313 | self._getTs()
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| 314 | self._getRpmDB()
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| 315 | self._getRepos(doSetup = True)
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| 316 | self._getSacks()
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| 317 | except Errors.YumBaseError, msg:
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| 318 | self.logger.critical(exception2msg(msg))
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| 319 | sys.exit(1)
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| 320 |
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| 321 | def doUtilBuildTransaction(self, unfinished_transactions_check=True):
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| 322 | try:
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| 323 | (result, resultmsgs) = self.buildTransaction(unfinished_transactions_check = unfinished_transactions_check)
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| 324 | except plugins.PluginYumExit, e:
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| 325 | return self.exPluginExit(e)
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| 326 | except Errors.YumBaseError, e:
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| 327 | result = 1
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| 328 | resultmsgs = [exception2msg(e)]
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| 329 | except KeyboardInterrupt:
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| 330 | return self.exUserCancel()
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| 331 | except IOError, e:
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| 332 | return self.exIOError(e)
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| 333 |
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| 334 | # Act on the depsolve result
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| 335 | if result == 0:
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| 336 | # Normal exit
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| 337 | if self.unlock(): return 200
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| 338 | return 0
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| 339 | elif result == 1:
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| 340 | # Fatal error
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| 341 | for msg in resultmsgs:
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| 342 | prefix = _('Error: %s')
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| 343 | prefix2nd = (' ' * (utf8_width(prefix) - 2))
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| 344 | self.logger.critical(prefix, msg.replace('\n', '\n' + prefix2nd))
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| 345 | if not self.conf.skip_broken:
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| 346 | self.verbose_logger.info(_(" You could try using --skip-broken to work around the problem"))
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| 347 | if not self._rpmdb_warn_checks(out=self.verbose_logger.info, warn=False):
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| 348 | self.verbose_logger.info(_(" You could try running: rpm -Va --nofiles --nodigest"))
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| 349 | if self.unlock(): return 200
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| 350 | return 1
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| 351 | elif result == 2:
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| 352 | # Continue on
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| 353 | pass
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| 354 | else:
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| 355 | self.logger.critical(_('Unknown Error(s): Exit Code: %d:'), result)
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| 356 | for msg in resultmsgs:
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| 357 | self.logger.critical(msg)
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| 358 | if self.unlock(): return 200
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| 359 | return 3
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| 360 |
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| 361 | self.verbose_logger.log(logginglevels.INFO_2, _('\nDependencies Resolved'))
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| 362 |
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| 363 | def doUtilTransaction(self):
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| 364 |
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| 365 | try:
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| 366 | return_code = self.doTransaction()
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| 367 | except plugins.PluginYumExit, e:
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| 368 | return self.exPluginExit(e)
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| 369 | except Errors.YumBaseError, e:
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| 370 | return self.exFatal(e)
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| 371 | except KeyboardInterrupt:
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| 372 | return self.exUserCancel()
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| 373 | except IOError, e:
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| 374 | return self.exIOError(e,)
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| 375 |
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| 376 | self.verbose_logger.log(logginglevels.INFO_2, _('Complete!'))
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| 377 | if self.unlock(): return 200
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| 378 | return return_code
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| 379 |
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| 380 | def main():
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| 381 | name = 'testutil'
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| 382 | ver = '0.1'
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| 383 | usage = 'testutil [options] [args]'
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| 384 | util = YumUtilBase(name,ver,usage)
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| 385 | parser = util.getOptionParser()
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| 386 | parser.add_option("", "--myoption", dest="myoption",
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| 387 | action="store_true", default=False,
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| 388 | help="This is an util option")
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| 389 | util.logger.info("Setup Yum Config")
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| 390 | opts = util.doUtilConfigSetup()
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| 391 | util.logger.info("Setup Yum")
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| 392 | util.doUtilYumSetup()
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| 393 | print "Command line args: %s" % " ".join(util.cmds)
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| 394 | print "Command line options :"
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| 395 | print opts
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| 396 |
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| 397 | util.logger.info("%s Completed" % name)
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| 398 | if __name__ == '__main__':
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| 399 | main()
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| 400 |
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| 401 |
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