Page MenuHomeClusterLabs Projects
Files F1842094

No OneTemporary
Actions

View Options

diff --git a/shell/modules/ui.py.in b/shell/modules/ui.py.in
index 341fe505cb..aa76421fa9 100644
--- a/shell/modules/ui.py.in
+++ b/shell/modules/ui.py.in
@@ -1,1685 +1,1682 @@
# Copyright (C) 2008 Dejan Muhamedagic <dmuhamedagic@suse.de>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This software 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
# General Public License for more details.
#
# You should have received a copy of the GNU General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import sys
import re
import os
import shlex
import time
import bz2
from help import HelpSystem, cmd_help
from vars import Vars
from levels import Levels
from cibconfig import mkset_obj, CibFactory
from cibstatus import CibStatus
from template import LoadTemplate
from cliformat import nvpairs2list
from ra import *
from msg import *
from utils import *
from xmlutil import *
def cmd_end(cmd,dir = ".."):
"Go up one level."
levels.droplevel()
def cmd_exit(cmd,rc = 0):
"Exit the crm program"
cmd_end(cmd)
if options.interactive and not options.batch:
print "bye"
try:
from readline import write_history_file
write_history_file(vars.hist_file)
except:
pass
for f in vars.tmpfiles:
os.unlink(f)
sys.exit(rc)
class UserInterface(object):
'''
Stuff common to all user interface classes.
'''
global_cmd_aliases = {
"quit": ("bye","exit"),
"end": ("cd","up"),
}
def __init__(self):
self.cmd_table = odict()
self.cmd_table["help"] = (self.help,(0,1),0)
self.cmd_table["quit"] = (self.exit,(0,0),0)
self.cmd_table["end"] = (self.end,(0,1),0)
self.cmd_aliases = self.global_cmd_aliases.copy()
def end_game(self, no_questions_asked = False):
pass
def help(self,cmd,topic = ''):
"usage: help [<topic>]"
cmd_help(self.help_table,topic)
def end(self,cmd,dir = ".."):
"usage: end"
self.end_game()
cmd_end(cmd,dir)
def exit(self,cmd):
"usage: exit"
self.end_game()
cmd_exit(cmd)
class CliOptions(UserInterface):
'''
Manage user preferences
'''
lvl_name = "options"
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("options")
self.cmd_table["skill-level"] = (self.set_skill_level,(1,1),0)
self.cmd_table["editor"] = (self.set_editor,(1,1),0)
self.cmd_table["pager"] = (self.set_pager,(1,1),0)
self.cmd_table["user"] = (self.set_crm_user,(0,1),0)
self.cmd_table["output"] = (self.set_output,(1,1),0)
self.cmd_table["colorscheme"] = (self.set_colors,(1,1),0)
self.cmd_table["check-frequency"] = (self.set_check_frequency,(1,1),0)
self.cmd_table["check-mode"] = (self.set_check_mode,(1,1),0)
self.cmd_table["sort-elements"] = (self.set_sort_elements,(1,1),0)
self.cmd_table["save"] = (self.save_options,(0,0),0)
self.cmd_table["show"] = (self.show_options,(0,0),0)
setup_aliases(self)
def set_skill_level(self,cmd,skill_level):
"""usage: skill-level <level>
level: operator | administrator | expert"""
return user_prefs.set_skill_level(skill_level)
def set_editor(self,cmd,prog):
"usage: editor <program>"
return user_prefs.set_editor(prog)
def set_pager(self,cmd,prog):
"usage: pager <program>"
return user_prefs.set_pager(prog)
def set_crm_user(self,cmd,user = ''):
"usage: user [<crm_user>]"
return user_prefs.set_crm_user(user)
def set_output(self,cmd,otypes):
"usage: output <type>"
return user_prefs.set_output(otypes)
def set_colors(self,cmd,scheme):
"usage: colorscheme <colors>"
return user_prefs.set_colors(scheme)
def set_check_frequency(self,cmd,freq):
"usage: check-frequence <freq>"
return user_prefs.set_check_freq(freq)
def set_check_mode(self,cmd,mode):
"usage: check-mode <mode>"
return user_prefs.set_check_mode(mode)
def set_sort_elements(self,cmd,opt):
"usage: sort-elements {yes|no}"
if not verify_boolean(opt):
common_err("%s: bad boolean option"%opt)
return True
return user_prefs.set_sort_elems(opt)
def show_options(self,cmd):
"usage: show"
return user_prefs.write_rc(sys.stdout)
def save_options(self,cmd):
"usage: save"
return user_prefs.save_options(vars.rc_file)
def end_game(self, no_questions_asked = False):
if no_questions_asked and not options.interactive:
self.save_options("save")
class CibShadow(UserInterface):
'''
CIB shadow management class
'''
lvl_name = "cib"
extcmd = ">/dev/null </dev/null crm_shadow"
extcmd_stdout = "</dev/null crm_shadow"
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("cib")
self.cmd_table["new"] = (self.new,(1,3),1)
self.cmd_table["delete"] = (self.delete,(1,1),1)
self.cmd_table["reset"] = (self.reset,(1,1),1)
self.cmd_table["commit"] = (self.commit,(1,1),1)
self.cmd_table["use"] = (self.use,(0,2),1)
self.cmd_table["diff"] = (self.diff,(0,0),1)
self.cmd_table["list"] = (self.list,(0,0),1)
self.cmd_table["import"] = (self.pe_import,(1,2),1)
self.cmd_table["cibstatus"] = StatusMgmt
self.chkcmd()
setup_aliases(self)
def chkcmd(self):
try:
ext_cmd("%s 2>&1" % self.extcmd)
except os.error:
no_prog_err(self.extcmd)
return False
return True
def new(self,cmd,name,*args):
"usage: new <shadow_cib> [withstatus] [force] [empty]"
if not is_filename_sane(name):
return False
for par in args:
if not par in ("force","--force","withstatus","empty"):
syntax_err((cmd,name,par), context = 'new')
return False
if "empty" in args:
new_cmd = "%s -e '%s'" % (self.extcmd,name)
else:
new_cmd = "%s -c '%s'" % (self.extcmd,name)
if user_prefs.get_force() or "force" in args or "--force" in args:
new_cmd = "%s --force" % new_cmd
if ext_cmd(new_cmd) == 0:
common_info("%s shadow CIB created"%name)
self.use("use",name)
if "withstatus" in args:
cib_status.load("shadow:%s" % name)
def _find_pe(self,infile):
'Find a pe input'
for p in ("%s/%s", "%s/%s.bz2", "%s/pe-*-%s.bz2"):
fl = glob.glob(p % (vars.pe_dir,infile))
if fl:
break
if not fl:
common_err("no %s pe input file"%infile)
return ''
if len(fl) > 1:
common_err("more than one %s pe input file: %s" % \
(infile,' '.join(fl)))
return ''
return fl[0]
def pe_import(self,cmd,infile,name = None):
"usage: import {<file>|<number>} [<shadow>]"
if name and not is_filename_sane(name):
return False
# where's the input?
if not os.access(infile,os.F_OK):
if "/" in infile:
common_err("%s: no such file"%infile)
return False
infile = self._find_pe(infile)
if not infile:
return False
if not name:
name = os.path.basename(infile)
# read input
try:
f = open(infile)
except IOError,msg:
common_err("open: %s"%msg)
return
s = ''.join(f)
f.close()
# decompresed and rename shadow if it ends with .bz2
if infile.endswith(".bz2"):
name = name.replace(".bz2","")
s = bz2.decompress(s)
# copy input to the shadow
try:
f = open(shadowfile(name), "w")
except IOError,msg:
common_err("open: %s"%msg)
return
f.write(s)
f.close()
# use the shadow and load the status from there
return self.use("use",name,"withstatus")
def delete(self,cmd,name):
"usage: delete <shadow_cib>"
if not is_filename_sane(name):
return False
if vars.cib_in_use == name:
common_err("%s shadow CIB is in use"%name)
return False
if ext_cmd("%s -D '%s' --force" % (self.extcmd,name)) == 0:
common_info("%s shadow CIB deleted"%name)
else:
common_err("failed to delete %s shadow CIB"%name)
return False
def reset(self,cmd,name):
"usage: reset <shadow_cib>"
if not is_filename_sane(name):
return False
if ext_cmd("%s -r '%s'" % (self.extcmd,name)) == 0:
common_info("copied live CIB to %s"%name)
else:
common_err("failed to copy live CIB to %s"%name)
return False
def commit(self,cmd,name):
"usage: commit <shadow_cib>"
if not is_filename_sane(name):
return False
if ext_cmd("%s -C '%s' --force" % (self.extcmd,name)) == 0:
common_info("commited '%s' shadow CIB to the cluster"%name)
else:
common_err("failed to commit the %s shadow CIB"%name)
return False
def diff(self,cmd):
"usage: diff"
s = get_stdout(add_sudo("%s -d" % self.extcmd_stdout))
page_string(s)
def list(self,cmd):
"usage: list"
if options.regression_tests:
for t in listshadows():
print t
else:
multicolumn(listshadows())
def _use(self,name,withstatus):
# Choose a shadow cib for further changes. If the name
# provided is empty, then choose the live (cluster) cib.
# Don't allow ' in shadow names
if not name or name == "live":
os.unsetenv(vars.shadow_envvar)
vars.cib_in_use = ""
if withstatus:
cib_status.load("live")
else:
os.putenv(vars.shadow_envvar,name)
vars.cib_in_use = name
if withstatus:
cib_status.load("shadow:%s" % name)
def use(self,cmd,name = '', withstatus = ''):
"usage: use [<shadow_cib>] [withstatus]"
# check the name argument
if name and not is_filename_sane(name):
return False
if name and name != "live":
if not os.access(shadowfile(name),os.F_OK):
common_err("%s: no such shadow CIB"%name)
return False
if withstatus and withstatus != "withstatus":
syntax_err((cmd,withstatus), context = 'use')
return False
# If invoked from configure
# take special precautions
try:
prev_level = levels.previous().myname()
except:
prev_level = ''
if prev_level != "cibconfig":
self._use(name,withstatus)
return True
if not cib_factory.has_cib_changed():
self._use(name,withstatus)
# new CIB: refresh the CIB factory
cib_factory.refresh()
return True
saved_cib = vars.cib_in_use
self._use(name,'') # don't load the status yet
if not cib_factory.is_current_cib_equal(silent = True):
# user made changes and now wants to switch to a
# different and unequal CIB; we refuse to cooperate
common_err("the requested CIB is different from the current one")
if user_prefs.get_force():
common_info("CIB overwrite forced")
elif not ask("All changes will be dropped. Do you want to proceed?"):
self._use(saved_cib,'') # revert to the previous CIB
return False
self._use(name,withstatus) # now load the status too
return True
def check_transition(inp,state,possible_l):
if not state in possible_l:
common_err("input (%s) in wrong state %s" % (inp,state))
return False
return True
class Template(UserInterface):
'''
Configuration templates.
'''
lvl_name = "template"
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("template")
self.cmd_table["new"] = (self.new,(2,),1)
self.cmd_table["load"] = (self.load,(0,1),1)
self.cmd_table["edit"] = (self.edit,(0,1),1)
self.cmd_table["delete"] = (self.delete,(1,2),1)
self.cmd_table["show"] = (self.show,(0,1),0)
self.cmd_table["apply"] = (self.apply,(0,2),1)
self.cmd_table["list"] = (self.list,(0,1),0)
setup_aliases(self)
self.init_dir()
self.curr_conf = ''
def init_dir(self):
'''Create the conf directory, link to templates'''
if not os.path.isdir(vars.tmpl_conf_dir):
try:
os.makedirs(vars.tmpl_conf_dir)
except os.error,msg:
common_err("makedirs: %s"%msg)
return
def get_depends(self,tmpl):
'''return a list of required templates'''
# Not used. May need it later.
try:
tf = open("%s/%s" % (vars.tmpl_dir, tmpl),"r")
except IOError,msg:
common_err("open: %s"%msg)
return
l = []
for s in tf:
a = s.split()
if len(a) >= 2 and a[0] == '%depends_on':
l += a[1:]
tf.close()
return l
def replace_params(self,s,user_data):
change = False
for i in range(len(s)):
word = s[i]
for p in user_data:
# is parameter in the word?
pos = word.find('%' + p)
if pos < 0:
continue
endpos = pos + len('%' + p)
# and it isn't part of another word?
if re.match("[A-Za-z0-9]", word[endpos:endpos+1]):
continue
# if the value contains a space or
# it is a value of an attribute
# put quotes around it
if user_data[p].find(' ') >= 0 or word[pos-1:pos] == '=':
v = '"' + user_data[p] + '"'
else:
v = user_data[p]
word = word.replace('%' + p, v)
change = True # we did replace something
if change:
s[i] = word
if 'opt' in s:
if not change:
s = []
else:
s.remove('opt')
return s
def generate(self,l,user_data):
'''replace parameters (user_data) and generate output
'''
l2 = []
for piece in l:
piece2 = []
for s in piece:
s = self.replace_params(s,user_data)
if s:
piece2.append(' '.join(s))
if piece2:
l2.append(' \\\n\t'.join(piece2))
return '\n'.join(l2)
def process(self,config = ''):
'''Create a cli configuration from the current config'''
try:
f = open("%s/%s" % (vars.tmpl_conf_dir, config or self.curr_conf),'r')
except IOError,msg:
common_err("open: %s"%msg)
return ''
l = []
piece = []
user_data = {}
# states
START = 0; PFX = 1; DATA = 2; GENERATE = 3
state = START
err_buf.start_tmp_lineno()
rc = True
for inp in f:
err_buf.incr_lineno()
if inp.startswith('#'):
continue
if type(inp) == type(u''):
inp = inp.encode('ascii')
inp = inp.strip()
try:
s = shlex.split(inp)
except ValueError, msg:
common_err(msg)
continue
while '\n' in s:
s.remove('\n')
if not s:
if state == GENERATE and piece:
l.append(piece)
piece = []
elif s[0] in ("%name","%depends_on","%suggests"):
continue
elif s[0] == "%pfx":
if check_transition(inp,state,(START,DATA)) and len(s) == 2:
pfx = s[1]
state = PFX
elif s[0] == "%required":
if check_transition(inp,state,(PFX,)):
state = DATA
data_reqd = True
elif s[0] == "%optional":
if check_transition(inp,state,(PFX,DATA)):
state = DATA
data_reqd = False
elif s[0] == "%%":
if state != DATA:
common_warn("user data in wrong state %s" % state)
if len(s) < 2:
common_warn("parameter name missing")
elif len(s) == 2:
if data_reqd:
common_err("required parameter %s not set" % s[1])
rc = False
elif len(s) == 3:
user_data["%s:%s" % (pfx,s[1])] = s[2]
else:
common_err("%s: syntax error" % inp)
elif s[0] == "%generate":
if check_transition(inp,state,(DATA,)):
state = GENERATE
piece = []
elif state == GENERATE:
if s:
piece.append(s)
else:
common_err("<%s> unexpected" % inp)
if piece:
l.append(piece)
err_buf.stop_tmp_lineno()
f.close()
if not rc:
return ''
return self.generate(l,user_data)
def new(self,cmd,name,*args):
"usage: new <config> <template> [<template> ...] [params name=value ...]"
if not is_filename_sane(name):
return False
if os.path.isfile("%s/%s" % (vars.tmpl_conf_dir, name)):
common_err("config %s exists; delete it first" % name)
return False
lt = LoadTemplate(name)
rc = True
mode = 0
params = {}
for s in args:
if mode == 0 and s == "params":
params["id"] = name
mode = 1
elif mode == 1:
a = s.split('=')
if len(a) != 2:
syntax_err(args, context = 'new')
rc = False
else:
params[a[0]] = a[1]
elif not lt.load_template(s):
rc = False
if rc:
lt.post_process(params)
if not rc or not lt.write_config(name):
return False
self.curr_conf = name
def config_exists(self,name):
if not is_filename_sane(name):
return False
if not os.path.isfile("%s/%s" % (vars.tmpl_conf_dir, name)):
common_err("%s: no such config" % name)
return False
return True
def delete(self,cmd,name,force = ''):
"usage: delete <config> [force]"
if force:
if force != "force" and force != "--force":
syntax_err((cmd,force), context = 'delete')
return False
if not self.config_exists(name):
return False
if name == self.curr_conf:
if not force and not user_prefs.get_force() and \
not ask("Do you really want to remove config %s which is in use?" % self.curr_conf):
return False
else:
self.curr_conf = ''
os.remove("%s/%s" % (vars.tmpl_conf_dir, name))
def load(self,cmd,name = ''):
"usage: load [<config>]"
if not name:
self.curr_conf = ''
return True
if not self.config_exists(name):
return False
self.curr_conf = name
def edit(self,cmd,name = ''):
"usage: edit [<config>]"
if not name and not self.curr_conf:
common_err("please load a config first")
return False
if name:
if not self.config_exists(name):
return False
edit_file("%s/%s" % (vars.tmpl_conf_dir, name))
else:
edit_file("%s/%s" % (vars.tmpl_conf_dir, self.curr_conf))
def show(self,cmd,name = ''):
"usage: show [<config>]"
if not name and not self.curr_conf:
common_err("please load a config first")
return False
if name:
if not self.config_exists(name):
return False
print self.process(name)
else:
print self.process()
def apply(self,cmd,*args):
"usage: apply [<method>] [<config>]"
method = "replace"
name = ''
if len(args) > 0:
i = 0
if args[0] in ("replace","update"):
method = args[0]
i += 1
if len(args) > i:
name = args[i]
if not name and not self.curr_conf:
common_err("please load a config first")
return False
if name:
if not self.config_exists(name):
return False
s = self.process(name)
else:
s = self.process()
if not s:
return False
tmp = str2tmp(s)
if not tmp:
return False
set_obj = mkset_obj("NOOBJ")
rc = set_obj.import_file(method,tmp)
try: os.unlink(tmp)
except: pass
return rc
def list(self,cmd,templates = ''):
"usage: list [templates]"
if templates == "templates":
multicolumn(listtemplates())
else:
multicolumn(listconfigs())
def manage_attr(cmd,attr_ext_commands,*args):
if len(args) < 3:
bad_usage(cmd,' '.join(args))
return False
attr_cmd = None
try:
attr_cmd = attr_ext_commands[args[1]]
except KeyError:
bad_usage(cmd,' '.join(args))
return False
if not attr_cmd:
bad_usage(cmd,' '.join(args))
return False
if args[1] == 'set':
if len(args) == 4:
if not is_name_sane(args[0]) \
or not is_name_sane(args[2]) \
or not is_value_sane(args[3]):
return False
return ext_cmd(attr_cmd%(args[0],args[2],args[3])) == 0
else:
bad_usage(cmd,' '.join(args))
return False
elif args[1] in ('delete','show'):
if len(args) == 3:
if not is_name_sane(args[0]) \
or not is_name_sane(args[2]):
return False
return ext_cmd(attr_cmd%(args[0],args[2])) == 0
else:
bad_usage(cmd,' '.join(args))
return False
else:
bad_usage(cmd,' '.join(args))
return False
def rm_meta_attribute(node,attr,l):
'''
Build a list of nvpair nodes which contain attribute
(recursively in all children resources)
'''
- if node.tagName == "group":
- # don't go into groups
- return
for c in node.childNodes:
if not is_element(c):
continue
if c.tagName == "meta_attributes":
nvpair = get_attr_in_set(c,attr)
if nvpair:
l.append(nvpair)
- elif is_child_rsc(c):
+ elif is_child_rsc(c) and not c.parentNode.tagName == "group":
rm_meta_attribute(c,attr,l)
def clean_inferior_attributes(node,attr):
'Remove attr from all resources below'
l = []
for c in node.childNodes:
if is_child_rsc(c):
rm_meta_attribute(c,attr,l)
rmnodes(l)
def set_deep_meta_attr(attr,value,rsc_id):
'''
If the referenced rsc is a primitive that belongs to a group,
then set its attribute.
Otherwise, go up to the topmost resource which contains this
resource and set the attribute there and remove all the
attributes which may be set in its children.
'''
target_node = rsc2node(rsc_id)
if not target_node:
common_error("resource %s does not exist" % rsc_id)
return False
if not (target_node.tagName == "primitive" and \
target_node.parentNode.tagName == "group"):
target_node = get_topmost_rsc(target_node)
clean_inferior_attributes(target_node,attr)
for n in get_set_nodes(target_node,"meta_attributes",1):
set_attr(n,attr,value)
return commit_rsc(target_node)
def get_max_clone(id):
v = get_meta_param(id,"clone-max")
try:
cnt = int(v)
except:
cnt = len(listnodes())
return cnt
def cleanup_resource(rsc,node = ''):
if not is_name_sane(rsc) or not is_name_sane(node):
return False
if not node:
rc = ext_cmd(RscMgmt.rsc_cleanup_all%(rsc)) == 0
else:
rc = ext_cmd(RscMgmt.rsc_cleanup%(rsc,node)) == 0
return rc
class RscMgmt(UserInterface):
'''
Resources management class
'''
lvl_name = "resource"
rsc_status_all = "crm_resource -L"
rsc_status = "crm_resource -W -r '%s'"
rsc_showxml = "crm_resource -q -r '%s'"
rsc_setrole = "crm_resource --meta -r '%s' -p target-role -v '%s'"
rsc_migrate = "crm_resource -M -r '%s' %s"
rsc_unmigrate = "crm_resource -U -r '%s'"
rsc_cleanup = "crm_resource -C -r '%s' -H '%s'"
rsc_cleanup_all = "crm_resource -C -r '%s'"
rsc_param = {
'set': "crm_resource -r '%s' -p '%s' -v '%s'",
'delete': "crm_resource -r '%s' -d '%s'",
'show': "crm_resource -r '%s' -g '%s'",
}
rsc_meta = {
'set': "crm_resource --meta -r '%s' -p '%s' -v '%s'",
'delete': "crm_resource --meta -r '%s' -d '%s'",
'show': "crm_resource --meta -r '%s' -g '%s'",
}
rsc_failcount = {
'set': "crm_attribute -t status -n 'fail-count-%s' -N '%s' -v '%s' -d 0",
'delete': "crm_attribute -t status -n 'fail-count-%s' -N '%s' -D -d 0",
'show': "crm_attribute -t status -n 'fail-count-%s' -N '%s' -G -d 0",
}
rsc_utilization = {
'set': "crm_resource -z -r '%s' -p '%s' -v '%s'",
'delete': "crm_resource -z -r '%s' -d '%s'",
'show': "crm_resource -z -r '%s' -g '%s'",
}
rsc_refresh = "crm_resource -R"
rsc_refresh_node = "crm_resource -R -H '%s'"
rsc_reprobe = "crm_resource -P"
rsc_reprobe_node = "crm_resource -P -H '%s'"
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("resource")
self.cmd_table["status"] = (self.status,(0,1),0)
self.cmd_table["start"] = (self.start,(1,1),0)
self.cmd_table["stop"] = (self.stop,(1,1),0)
self.cmd_table["restart"] = (self.restart,(1,1),0)
self.cmd_table["promote"] = (self.promote,(1,1),0)
self.cmd_table["demote"] = (self.demote,(1,1),0)
self.cmd_table["manage"] = (self.manage,(1,1),0)
self.cmd_table["unmanage"] = (self.unmanage,(1,1),0)
self.cmd_table["migrate"] = (self.migrate,(1,4),0)
self.cmd_table["unmigrate"] = (self.unmigrate,(1,1),0)
self.cmd_table["param"] = (self.param,(3,4),1)
self.cmd_table["meta"] = (self.meta,(3,4),1)
self.cmd_table["utilization"] = (self.utilization,(3,4),1)
self.cmd_table["failcount"] = (self.failcount,(3,4),0)
self.cmd_table["cleanup"] = (self.cleanup,(1,2),1)
self.cmd_table["refresh"] = (self.refresh,(0,1),0)
self.cmd_table["reprobe"] = (self.reprobe,(0,1),0)
self.cmd_aliases.update({
"status": ("show","list",),
"migrate": ("move",),
"unmigrate": ("unmove",),
})
setup_aliases(self)
def status(self,cmd,rsc = None):
"usage: status [<rsc>]"
if rsc:
if not is_name_sane(rsc):
return False
return ext_cmd(self.rsc_status % rsc) == 0
else:
return ext_cmd(self.rsc_status_all) == 0
def start(self,cmd,rsc):
"usage: start <rsc>"
if not is_name_sane(rsc):
return False
return set_deep_meta_attr("target-role","Started",rsc)
def restart(self,cmd,rsc):
"usage: restart <rsc>"
if not is_name_sane(rsc):
return False
if not self.stop("stop",rsc):
return False
# allow the transition to start
time.sleep(1)
return self.start("start",rsc)
def stop(self,cmd,rsc):
"usage: stop <rsc>"
if not is_name_sane(rsc):
return False
return set_deep_meta_attr("target-role","Stopped",rsc)
def promote(self,cmd,rsc):
"usage: promote <rsc>"
if not is_name_sane(rsc):
return False
if not is_rsc_ms(rsc):
common_err("%s is not a master-slave resource" % rsc)
return False
return ext_cmd(self.rsc_setrole%(rsc,"Master")) == 0
def demote(self,cmd,rsc):
"usage: demote <rsc>"
if not is_name_sane(rsc):
return False
if not is_rsc_ms(rsc):
common_err("%s is not a master-slave resource" % rsc)
return False
return ext_cmd(self.rsc_setrole%(rsc,"Slave")) == 0
def manage(self,cmd,rsc):
"usage: manage <rsc>"
if not is_name_sane(rsc):
return False
return set_deep_meta_attr("is-managed","true",rsc)
def unmanage(self,cmd,rsc):
"usage: unmanage <rsc>"
if not is_name_sane(rsc):
return False
return set_deep_meta_attr("is-managed","false",rsc)
def migrate(self,cmd,*args):
"""usage: migrate <rsc> [<node>] [<lifetime>] [force]"""
rsc = args[0]
if not is_name_sane(rsc):
return False
node = None
lifetime = None
force = False
if len(args) == 2:
if not args[1] in listnodes():
if args[1] == "force":
force = True
else:
lifetime = args[1]
else:
node = args[1]
elif len(args) == 3:
if not args[1] in listnodes():
lifetime = args[1]
force = True
else:
node = args[1]
if args[2] == "force":
force = True
else:
lifetime = args[2]
elif len(args) == 4:
if not is_name_sane(args[1]):
return False
node = args[1]
lifetime = args[2]
if not args[3] == "force":
syntax_err((cmd,force))
return False
force = True
opts = ''
if node:
opts = "--node='%s'" % node
if lifetime:
opts = "%s --lifetime='%s'" % (opts,lifetime)
if force or user_prefs.get_force():
opts = "%s --force" % opts
return ext_cmd(self.rsc_migrate % (rsc,opts)) == 0
def unmigrate(self,cmd,rsc):
"usage: unmigrate <rsc>"
if not is_name_sane(rsc):
return False
return ext_cmd(self.rsc_unmigrate%rsc) == 0
def cleanup(self,cmd,*args):
"usage: cleanup <rsc> [<node>]"
# Cleanup a resource on a node. Omit node to cleanup on
# all live nodes.
if len(args) == 2: # remove
return cleanup_resource(args[0],args[1])
else:
return cleanup_resource(args[0])
def failcount(self,cmd,*args):
"""usage:
failcount <rsc> set <node> <value>
failcount <rsc> delete <node>
failcount <rsc> show <node>"""
d = lambda: manage_attr(cmd,self.rsc_failcount,*args)
return d()
def param(self,cmd,*args):
"""usage:
param <rsc> set <param> <value>
param <rsc> delete <param>
param <rsc> show <param>"""
d = lambda: manage_attr(cmd,self.rsc_param,*args)
return d()
def meta(self,cmd,*args):
"""usage:
meta <rsc> set <attr> <value>
meta <rsc> delete <attr>
meta <rsc> show <attr>"""
d = lambda: manage_attr(cmd,self.rsc_meta,*args)
return d()
def utilization(self,cmd,*args):
"""usage:
utilization <rsc> set <attr> <value>
utilization <rsc> delete <attr>
utilization <rsc> show <attr>"""
d = lambda: manage_attr(cmd,self.rsc_utilization,*args)
return d()
def refresh(self,cmd,*args):
'usage: refresh [<node>]'
if len(args) == 1:
if not is_name_sane(args[0]):
return False
return ext_cmd(self.rsc_refresh_node%args[0]) == 0
else:
return ext_cmd(self.rsc_refresh) == 0
def reprobe(self,cmd,*args):
'usage: reprobe [<node>]'
if len(args) == 1:
if not is_name_sane(args[0]):
return False
return ext_cmd(self.rsc_reprobe_node%args[0]) == 0
else:
return ext_cmd(self.rsc_reprobe) == 0
def print_node(uname,id,node_type,other,inst_attr,offline):
"""
Try to pretty print a node from the cib. Sth like:
uname(id): node_type
attr1: v1
attr2: v2
"""
s_offline = offline and "(offline)" or ""
if uname == id:
print "%s: %s%s" % (uname,node_type,s_offline)
else:
print "%s(%s): %s%s" % (uname,id,node_type,s_offline)
for a in other:
print "\t%s: %s" % (a,other[a])
for a,v in inst_attr:
print "\t%s: %s" % (a,v)
class NodeMgmt(UserInterface):
'''
Nodes management class
'''
lvl_name = "node"
node_standby = "crm_attribute -N '%s' -n standby -v '%s' %s"
node_delete = "cibadmin -D -o nodes -X '<node uname=\"%s\"/>'"
node_delete_status = "cibadmin -D -o status -X '<node_state uname=\"%s\"/>'"
node_clear_state = "cibadmin -M -c -o status --xml-text '<node_state id=\"%s\" uname=\"%s\" ha=\"active\" in_ccm=\"false\" crmd=\"offline\" join=\"member\" expected=\"down\" crm-debug-origin=\"manual_clear\" shutdown=\"0\"/>'"
hb_delnode = "@datadir@/heartbeat/hb_delnode '%s'"
crm_node = "crm_node"
node_fence = "crm_attribute -t status -U '%s' -n terminate -v true"
dc = "crmadmin -D"
node_attr = {
'set': "crm_attribute -t nodes -U '%s' -n '%s' -v '%s'",
'delete': "crm_attribute -D -t nodes -U '%s' -n '%s'",
'show': "crm_attribute -G -t nodes -U '%s' -n '%s'",
}
node_status = {
'set': "crm_attribute -t status -U '%s' -n '%s' -v '%s'",
'delete': "crm_attribute -D -t status -U '%s' -n '%s'",
'show': "crm_attribute -G -t status -U '%s' -n '%s'",
}
node_utilization = {
'set': "crm_attribute -z -t nodes -U '%s' -n '%s' -v '%s'",
'delete': "crm_attribute -z -D -t nodes -U '%s' -n '%s'",
'show': "crm_attribute -z -G -t nodes -U '%s' -n '%s'",
}
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("node")
self.cmd_table["status"] = (self.status,(0,1),0)
self.cmd_table["show"] = (self.show,(0,1),0)
self.cmd_table["standby"] = (self.standby,(0,2),0)
self.cmd_table["online"] = (self.online,(0,1),0)
self.cmd_table["fence"] = (self.fence,(1,1),0)
self.cmd_table["delete"] = (self.delete,(1,1),0)
self.cmd_table["clearstate"] = (self.clearstate,(1,1),0)
self.cmd_table["attribute"] = (self.attribute,(3,4),0)
self.cmd_table["utilization"] = (self.utilization,(3,4),0)
self.cmd_table["status-attr"] = (self.status_attr,(3,4),0)
self.cmd_aliases.update({
"show": ("list",),
})
setup_aliases(self)
def status(self,cmd,node = None):
'usage: status [<node>]'
return ext_cmd("%s -o nodes"%cib_dump) == 0
def show(self,cmd,node = None):
'usage: show [<node>]'
doc = cibdump2doc()
if not doc:
return False
nodes_node = get_conf_elem(doc, "nodes")
status = get_conf_elem(doc, "status")
if not nodes_node:
return False
for c in nodes_node.childNodes:
if not is_element(c) or c.tagName != "node":
continue
if node and c.getAttribute("uname") != node:
continue
type = uname = id = ""
inst_attr = []
other = {}
for attr in c.attributes.keys():
v = c.getAttribute(attr)
if attr == "type":
type = v
elif attr == "uname":
uname = v
elif attr == "id":
id = v
else:
other[attr] = v
for c2 in c.childNodes:
if not is_element(c2):
continue
if c2.tagName == "instance_attributes":
inst_attr += nvpairs2list(c2)
offline = False
for c2 in status.getElementsByTagName("node_state"):
if uname != c2.getAttribute("uname"):
continue
offline = c2.getAttribute("crmd") == "offline"
print_node(uname,id,type,other,inst_attr,offline)
def standby(self,cmd,*args):
'usage: standby [<node>] [<lifetime>]'
node = None
lifetime = None
if not args:
node = vars.this_node
if len(args) == 1:
if not args[0] in listnodes():
node = vars.this_node
lifetime = args[0]
else:
node = args[0]
elif len(args) == 2:
node = args[0]
lifetime = args[1]
if lifetime not in (None,"reboot","forever"):
common_err("bad lifetime: %s" % lifetime)
return False
if not is_name_sane(node):
return False
opts = ''
if lifetime:
opts = "--lifetime='%s'" % lifetime
else:
opts = "--lifetime='forever'"
return ext_cmd(self.node_standby%(node,"on",opts)) == 0
def online(self,cmd,node = None):
'usage: online [<node>]'
if not node:
node = vars.this_node
if not is_name_sane(node):
return False
return ext_cmd(self.node_standby%(node,"off","--lifetime='forever'")) == 0
def fence(self,cmd,node):
'usage: fence <node>'
if not node:
node = vars.this_node
if not is_name_sane(node):
return False
if not user_prefs.get_force() and \
not ask("Do you really want to shoot %s?" % node):
return False
return ext_cmd(self.node_fence%(node)) == 0
def clearstate(self,cmd,node):
'usage: clearstate <node>'
if not is_name_sane(node):
return False
if not user_prefs.get_force() and \
not ask("Do you really want to drop state for node %s?" % node):
return False
return ext_cmd(self.node_clear_state%(node,node)) == 0
def delete(self,cmd,node):
'usage: delete <node>'
if not is_name_sane(node):
return False
if not node in listnodes():
common_err("node %s not found in the CIB" % node)
return False
rc = True
if cluster_stack() == "heartbeat":
rc = ext_cmd(self.hb_delnode%node) == 0
else:
node_states = {}
for s in stdout2list("%s -l" % self.crm_node):
a = s.split()
if len(a) != 3:
common_warn("%s bad format: %s" % (self.crm_node,s))
continue
# fmt: id uname status
# remove only those in state "lost"
if a[1] == node:
node_states[a[2]] = 1
if a[2] == "lost":
ec = ext_cmd("%s --force -R %s" % (self.crm_node,a[0]))
if ec != 0:
common_warn('"%s --force -R %s" failed, rc=%d' % (self.crm_node,a[0],ec))
if not node_states:
common_info("node %s not found by %s" % (node,self.crm_node))
elif "member" in node_states:
common_info("node %s appears to be still active" % node)
common_info("check output of %s -l" % self.crm_node)
rc = False
elif not "lost" in node_states:
common_err("node %s's state not recognized: %s" % (node,node_states.keys()))
common_info("check output of %s -l" % self.crm_node)
rc = False
if rc:
if ext_cmd(self.node_delete%node) != 0 or \
ext_cmd(self.node_delete_status%node) != 0:
common_err("failed to remove %s from the CIB" % node)
rc = False
if rc:
common_info("node %s deleted" % node)
else:
common_err('failed to delete node %s' % node)
return rc
def attribute(self,cmd,*args):
"""usage:
attribute <node> set <rsc> <value>
attribute <node> delete <rsc>
attribute <node> show <rsc>"""
d = lambda: manage_attr(cmd,self.node_attr,*args)
return d()
def utilization(self,cmd,*args):
"""usage:
utilization <node> set <rsc> <value>
utilization <node> delete <rsc>
utilization <node> show <rsc>"""
d = lambda: manage_attr(cmd,self.node_utilization,*args)
return d()
def status_attr(self,cmd,*args):
"""usage:
status-attr <node> set <rsc> <value>
status-attr <node> delete <rsc>
status-attr <node> show <rsc>"""
d = lambda: manage_attr(cmd,self.node_status,*args)
return d()
class RA(UserInterface):
'''
CIB shadow management class
'''
lvl_name = "ra"
provider_classes = ["ocf"]
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("ra")
self.cmd_table["classes"] = (self.classes,(0,0),0)
self.cmd_table["list"] = (self.list,(1,2),1)
self.cmd_table["providers"] = (self.providers,(1,2),1)
self.cmd_table["meta"] = (self.meta,(1,3),1)
self.cmd_aliases.update({
"meta": ("info",),
})
setup_aliases(self)
def classes(self,cmd):
"usage: classes"
for c in ra_classes():
if c in self.provider_classes:
print "%s / %s" % (c,' '.join(ra_providers_all(c)))
else:
print "%s" % c
def providers(self,cmd,ra_type,ra_class = "ocf"):
"usage: providers <ra> [<class>]"
print ' '.join(ra_providers(ra_type,ra_class))
def list(self,cmd,c,p = None):
"usage: list <class> [<provider>]"
if not c in ra_classes():
common_err("class %s does not exist" % c)
return False
if p and not p in ra_providers_all(c):
common_err("there is no provider %s for class %s" % (p,c))
return False
if options.regression_tests:
for t in ra_types(c,p):
print t
else:
multicolumn(ra_types(c,p))
def meta(self,cmd,*args):
"usage: meta [<class>:[<provider>:]]<type>"
if len(args) > 1: # obsolete syntax
ra_type = args[0]
ra_class = args[1]
if len(args) < 3:
ra_provider = "heartbeat"
else:
ra_provider = args[2]
else:
if args[0] in vars.meta_progs:
ra_class = args[0]
ra_provider = ra_type = None
else:
ra_class,ra_provider,ra_type = disambiguate_ra_type(args[0])
ra = RAInfo(ra_class,ra_type,ra_provider)
if not ra.mk_ra_node():
return False
try:
page_string(ra.meta_pretty())
except:
return False
def ptestlike(simfun,def_verb,cmd,*args):
verbosity = def_verb # default verbosity
nograph = False
scores = False
utilization = False
actions = False
for p in args:
if p == "nograph":
nograph = True
elif p == "scores":
scores = True
elif p == "utilization":
utilization = True
elif p == "actions":
actions = True
elif re.match("^vv*$", p):
verbosity = p
else:
bad_usage(cmd,' '.join(args))
return False
return simfun(nograph, scores, utilization, actions, verbosity)
class StatusMgmt(UserInterface):
'''
The CIB status section management user interface class
'''
lvl_name = "cibstatus"
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("cibstatus")
self.cmd_table["show"] = (self.show,(0,1),1)
self.cmd_table["save"] = (self.save,(0,1),2)
self.cmd_table["load"] = (self.load,(1,1),2)
self.cmd_table["origin"] = (self.origin,(0,0),1)
self.cmd_table["node"] = (self.edit_node,(2,2),2)
self.cmd_table["op"] = (self.edit_op,(3,5),2)
self.cmd_table["run"] = (self.run,(0,3),1)
self.cmd_table["simulate"] = (self.simulate,(0,3),1)
self.cmd_table["quorum"] = (self.quorum,(1,1),1)
setup_aliases(self)
def myname(self):
'''Just return some id.'''
return "cibstatus"
def load(self,cmd,org):
"usage: load {<file>|shadow:<cib>|live}"
return cib_status.load(org)
def save(self,cmd,dest = None):
"usage: save [<file>|shadow:<cib>]"
return cib_status.save(dest)
def origin(self,cmd):
"usage: origin"
state = cib_status.modified and " (modified)" or ""
print "%s%s" % (cib_status.origin,state)
def show(self,cmd,changed = ""):
"usage: show [changed]"
if changed:
if changed != "changed":
syntax_err((cmd,changed))
return False
else:
return cib_status.list_changes()
return cib_status.show()
def quorum(self,cmd,opt):
"usage: quorum <bool>"
if not verify_boolean(opt):
common_err("%s: bad boolean option"%opt)
return False
return cib_status.set_quorum(is_boolean_true(opt))
def edit_node(self,cmd,node,state):
"usage: node <node> {online|offline|unclean}"
return cib_status.edit_node(node,state)
def edit_op(self,cmd,op,rsc,rc,op_status = None,node = ''):
"usage: op <operation> <resource> <exit_code> [<op_status>] [<node>]"
if rc in vars.lrm_exit_codes:
num_rc = vars.lrm_exit_codes[rc]
else:
num_rc = rc
if not num_rc.isdigit():
common_err("%s exit code invalid" % num_rc)
return False
num_op_status = op_status
if op_status:
if op_status in vars.lrm_status_codes:
num_op_status = vars.lrm_status_codes[op_status]
if not num_op_status.isdigit():
common_err("%s operation status invalid" % num_op_status)
return False
return cib_status.edit_op(op,rsc,num_rc,num_op_status,node)
def run(self,cmd,*args):
"usage: run [nograph] [v...] [scores] [utilization]"
return ptestlike(cib_status.run,'',cmd,*args)
def simulate(self,cmd,*args):
"usage: simulate [nograph] [v...] [scores] [utilization]"
return ptestlike(cib_status.simulate,'',cmd,*args)
class CibConfig(UserInterface):
'''
The configuration class
'''
lvl_name = "configure"
def __init__(self):
UserInterface.__init__(self)
self.help_table = help_sys.load_level("configure")
self.cmd_table["erase"] = (self.erase,(0,1),1)
self.cmd_table["verify"] = (self.verify,(0,0),1)
self.cmd_table["refresh"] = (self.refresh,(0,0),1)
self.cmd_table["ptest"] = (self.ptest,(0,3),1)
self.cmd_table["commit"] = (self.commit,(0,1),1)
self.cmd_table["upgrade"] = (self.upgrade,(0,1),1)
self.cmd_table["show"] = (self.show,(0,),1)
self.cmd_table["edit"] = (self.edit,(0,),1)
self.cmd_table["filter"] = (self.filter,(1,),1)
self.cmd_table["delete"] = (self.delete,(1,),1)
self.cmd_table["default-timeouts"] = (self.default_timeouts,(1,),1)
self.cmd_table["rename"] = (self.rename,(2,2),1)
self.cmd_table["save"] = (self.save,(1,2),1)
self.cmd_table["load"] = (self.load,(2,3),1)
self.cmd_table["node"] = (self.conf_node,(1,),1)
self.cmd_table["primitive"] = (self.conf_primitive,(2,),1)
self.cmd_table["group"] = (self.conf_group,(2,),1)
self.cmd_table["clone"] = (self.conf_clone,(2,),1)
self.cmd_table["ms"] = (self.conf_ms,(2,),1)
self.cmd_table["location"] = (self.conf_location,(2,),1)
self.cmd_table["colocation"] = (self.conf_colocation,(2,),1)
self.cmd_table["order"] = (self.conf_order,(2,),1)
self.cmd_table["property"] = (self.conf_property,(1,),1)
self.cmd_table["rsc_defaults"] = (self.conf_rsc_defaults,(1,),1)
self.cmd_table["op_defaults"] = (self.conf_op_defaults,(1,),1)
self.cmd_table["xml"] = (self.conf_xml,(1,),1)
self.cmd_table["monitor"] = (self.conf_monitor,(2,2),1)
self.cmd_table["ra"] = RA
self.cmd_table["cib"] = CibShadow
self.cmd_table["cibstatus"] = StatusMgmt
self.cmd_table["template"] = Template
self.cmd_table["_test"] = (self.check_structure,(0,0),1)
self.cmd_table["_regtest"] = (self.regression_testing,(1,1),1)
self.cmd_table["_objects"] = (self.showobjects,(0,0),1)
self.cmd_aliases.update({
"colocation": ("collocation",),
"ms": ("master",),
})
setup_aliases(self)
cib_factory.initialize()
def myname(self):
'''Just return some id.'''
return "cibconfig"
def check_structure(self,cmd):
return cib_factory.check_structure()
def regression_testing(self,cmd,param):
return cib_factory.regression_testing(param)
def showobjects(self,cmd):
cib_factory.showobjects()
def show(self,cmd,*args):
"usage: show [xml] [<id>...]"
if not cib_factory.is_cib_sane():
return False
err_buf.buffer() # keep error messages
set_obj = mkset_obj(*args)
err_buf.release() # show them, but get an ack from the user
return set_obj.show()
def filter(self,cmd,filter,*args):
"usage: filter <prog> [xml] [<id>...]"
if not cib_factory.is_cib_sane():
return False
err_buf.buffer() # keep error messages
set_obj = mkset_obj(*args)
err_buf.release() # show them, but get an ack from the user
return set_obj.filter(filter)
def edit(self,cmd,*args):
"usage: edit [xml] [<id>...]"
if not cib_factory.is_cib_sane():
return False
err_buf.buffer() # keep error messages
set_obj = mkset_obj(*args)
err_buf.release() # show them, but get an ack from the user
return set_obj.edit()
def _verify(self, set_obj_semantic, set_obj_verify = None):
if not set_obj_verify:
set_obj_verify = set_obj_semantic
rc1 = set_obj_verify.verify()
if user_prefs.check_frequency != "never":
rc2 = set_obj_semantic.semantic_check()
else:
rc2 = 0
return rc1 and rc2 <= 1
def verify(self,cmd):
"usage: verify"
if not cib_factory.is_cib_sane():
return False
return self._verify(mkset_obj("xml"))
def save(self,cmd,*args):
"usage: save [xml] <filename>"
if not cib_factory.is_cib_sane():
return False
if args[0] == "xml":
f = args[1]
set_obj = mkset_obj("xml")
else:
f = args[0]
set_obj = mkset_obj()
return set_obj.save_to_file(f)
def load(self,cmd,*args):
"usage: load [xml] {replace|update} {<url>|<path>}"
if not cib_factory.is_cib_sane():
return False
if args[0] == "xml":
if len(args) != 3:
syntax_err(args, context = 'load')
return False
url = args[2]
method = args[1]
set_obj = mkset_obj("xml","NOOBJ")
else:
if len(args) != 2:
syntax_err(args, context = 'load')
return False
url = args[1]
method = args[0]
set_obj = mkset_obj("NOOBJ")
return set_obj.import_file(method,url)
def delete(self,cmd,*args):
"usage: delete <id> [<id>...]"
if not cib_factory.is_cib_sane():
return False
return cib_factory.delete(*args)
def default_timeouts(self,cmd,*args):
"usage: default-timeouts <id> [<id>...]"
if not cib_factory.is_cib_sane():
return False
return cib_factory.default_timeouts(*args)
def rename(self,cmd,old_id,new_id):
"usage: rename <old_id> <new_id>"
if not cib_factory.is_cib_sane():
return False
return cib_factory.rename(old_id,new_id)
def erase(self,cmd,nodes = None):
"usage: erase [nodes]"
if not cib_factory.is_cib_sane():
return False
if nodes:
if nodes == "nodes":
return cib_factory.erase_nodes()
else:
syntax_err((cmd,nodes), context = 'erase')
else:
return cib_factory.erase()
def refresh(self,cmd):
"usage: refresh"
if not cib_factory.is_cib_sane():
return False
if options.interactive and cib_factory.has_cib_changed():
if not ask("All changes will be dropped. Do you want to proceed?"):
return
cib_factory.refresh()
def ptest(self,cmd,*args):
"usage: ptest [nograph] [v...] [scores] [utilization] [actions]"
if not cib_factory.is_cib_sane():
return False
set_obj = mkset_obj("xml")
return ptestlike(set_obj.ptest,'vv',cmd,*args)
def commit(self,cmd,force = None):
"usage: commit [force]"
if force and force != "force":
syntax_err((cmd,force))
return False
if not cib_factory.is_cib_sane():
return False
if not cib_factory.has_cib_changed():
common_info("apparently there is nothing to commit")
common_info("try changing something first")
return
rc1 = cib_factory.is_current_cib_equal()
rc2 = cib_factory.is_cib_empty() or \
self._verify(mkset_obj("xml","changed"),mkset_obj("xml"))
if rc1 and rc2:
return cib_factory.commit()
if force or user_prefs.get_force():
common_info("commit forced")
return cib_factory.commit()
if ask("Do you still want to commit?"):
return cib_factory.commit()
return False
def upgrade(self,cmd,force = None):
"usage: upgrade [force]"
if not cib_factory.is_cib_sane():
return False
if force and force != "force":
syntax_err((cmd,force))
return False
if user_prefs.get_force() or force:
return cib_factory.upgrade_cib_06to10(True)
else:
return cib_factory.upgrade_cib_06to10()
def __conf_object(self,cmd,*args):
"The configure object command."
if not cib_factory.is_cib_sane():
return False
f = lambda: cib_factory.create_object(cmd,*args)
return f()
def conf_node(self,cmd,*args):
"""usage: node <uname>[:<type>]
[attributes <param>=<value> [<param>=<value>...]]
[utilization <param>=<value> [<param>=<value>...]]"""
return self.__conf_object(cmd,*args)
def conf_primitive(self,cmd,*args):
"""usage: primitive <rsc> [<class>:[<provider>:]]<type>
[params <param>=<value> [<param>=<value>...]]
[meta <attribute>=<value> [<attribute>=<value>...]]
[utilization <attribute>=<value> [<attribute>=<value>...]]
[operations id_spec
[op op_type [<attribute>=<value>...] ...]]"""
return self.__conf_object(cmd,*args)
def conf_group(self,cmd,*args):
"""usage: group <name> <rsc> [<rsc>...]
[params <param>=<value> [<param>=<value>...]]
[meta <attribute>=<value> [<attribute>=<value>...]]"""
return self.__conf_object(cmd,*args)
def conf_clone(self,cmd,*args):
"""usage: clone <name> <rsc>
[params <param>=<value> [<param>=<value>...]]
[meta <attribute>=<value> [<attribute>=<value>...]]"""
return self.__conf_object(cmd,*args)
def conf_ms(self,cmd,*args):
"""usage: ms <name> <rsc>
[params <param>=<value> [<param>=<value>...]]
[meta <attribute>=<value> [<attribute>=<value>...]]"""
return self.__conf_object(cmd,*args)
def conf_location(self,cmd,*args):
"""usage: location <id> <rsc> {node_pref|rules}
node_pref :: <score>: <node>
rules ::
rule [id_spec] [$role=<role>] <score>: <expression>
[rule [id_spec] [$role=<role>] <score>: <expression> ...]
id_spec :: $id=<id> | $id-ref=<id>
score :: <number> | <attribute> | [-]inf
expression :: <simple_exp> [bool_op <simple_exp> ...]
bool_op :: or | and
simple_exp :: <attribute> [type:]<binary_op> <value>
| <unary_op> <attribute>
| date <date_expr>
type :: string | version | number
binary_op :: lt | gt | lte | gte | eq | ne
unary_op :: defined | not_defined"""
return self.__conf_object(cmd,*args)
def conf_colocation(self,cmd,*args):
"""usage: colocation <id> <score>: <rsc>[:<role>] <rsc>[:<role>]
"""
return self.__conf_object(cmd,*args)
def conf_order(self,cmd,*args):
"""usage: order <id> score-type: <first-rsc>[:<action>] <then-rsc>[:<action>]
[symmetrical=<bool>]"""
return self.__conf_object(cmd,*args)
def conf_property(self,cmd,*args):
"usage: property [$id=<set_id>] <option>=<value>"
return self.__conf_object(cmd,*args)
def conf_rsc_defaults(self,cmd,*args):
"usage: rsc_defaults [$id=<set_id>] <option>=<value>"
return self.__conf_object(cmd,*args)
def conf_op_defaults(self,cmd,*args):
"usage: op_defaults [$id=<set_id>] <option>=<value>"
return self.__conf_object(cmd,*args)
def conf_xml(self,cmd,*args):
"usage: xml <xml>"
return self.__conf_object(cmd,*args)
def conf_monitor(self,cmd,*args):
"usage: monitor <rsc>[:<role>] <interval>[:<timeout>]"
return self.__conf_object(cmd,*args)
def end_game(self, no_questions_asked = False):
if cib_factory.has_cib_changed():
if no_questions_asked or not options.interactive or \
ask("There are changes pending. Do you want to commit them?"):
self.commit("commit")
cib_factory.reset()
class TopLevel(UserInterface):
'''
The top level.
'''
lvl_name = "."
crm_mon = "crm_mon -1"
status_opts = {
"bynode": "-n",
"inactive": "-r",
"ops": "-o",
"timing": "-t",
"failcounts": "-f",
}
help_table = odict()
help_table["."] = ("","""This is the CRM command line interface program.""")
help_table["cib"] = ("manage shadow CIBs", """
A shadow CIB is a regular cluster configuration which is kept in
a file. The CRM and the CRM tools may manage a shadow CIB in the
same way as the live CIB (i.e. the current cluster configuration).
A shadow CIB may be applied to the cluster in one step.
""")
help_table["resource"] = ("resources management", """
Everything related to resources management is available at this
level. Most commands are implemented using the crm_resource(8)
program.
""")
help_table["node"] = ("nodes management", """
A few node related tasks such as node standby are implemented
here.
""")
help_table["options"] = ("user preferences", """
Several user preferences are available. Note that it is possible
to save the preferences to a startup file.
""")
help_table["configure"] = ("CRM cluster configuration", """
The configuration level.
Note that you can change the working CIB at the cib level. It is
advisable to configure shadow CIBs and then commit them to the
cluster.
""")
help_table["ra"] = ("resource agents information center", """
This level contains commands which show various information about
the installed resource agents. It is available both at the top
level and at the `configure` level.
""")
help_table["status"] = ("show cluster status", """
Show cluster status. The status is displayed by crm_mon. Supply
additional arguments for more information or different format.
See crm_mon(8) for more details.
Usage:
...............
status [<option> ...]
option :: bynode | inactive | ops | timing | failcounts
...............
""")
help_table["quit"] = ("exit the program", "")
help_table["help"] = ("show help", "")
help_table["end"] = ("go back one level", "")
def __init__(self):
UserInterface.__init__(self)
self.cmd_table['cib'] = CibShadow
self.cmd_table['resource'] = RscMgmt
self.cmd_table['configure'] = CibConfig
self.cmd_table['node'] = NodeMgmt
self.cmd_table['options'] = CliOptions
self.cmd_table['status'] = (self.status,(0,5),0)
self.cmd_table['ra'] = RA
setup_aliases(self)
def status(self,cmd,*args):
"""usage: status [<option> ...]
option :: bynode | inactive | ops | timing | failcounts
"""
status_cmd = self.crm_mon
for par in args:
if par in self.status_opts:
status_cmd = "%s %s" % (status_cmd, self.status_opts[par])
else:
syntax_err((cmd,par), context = 'status')
return False
return ext_cmd(status_cmd) == 0
help_sys = HelpSystem()
user_prefs = UserPrefs.getInstance()
options = Options.getInstance()
err_buf = ErrorBuffer.getInstance()
vars = Vars.getInstance()
levels = Levels.getInstance(TopLevel)
cib_status = CibStatus.getInstance()
cib_factory = CibFactory.getInstance()
# vim:ts=4:sw=4:et:

File Metadata

Mime Type
text/x-diff
Expires
Sat, Nov 23, 12:00 PM (21 h, 57 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
1018698
Default Alt Text
(63 KB)

Event Timeline