def push_configuration(nodes):
'''
Push the local configuration to the list of remote nodes
'''
try:
from psshlib import api as pssh
_has_pssh = True
except ImportError:
_has_pssh = False
if not _has_pssh:
raise ValueError("PSSH is required to push")
local_path = conf()
opts = pssh.Options()
opts.timeout = 60
opts.ssh_options += ['ControlPersist=no']
ok = True
for host, result in pssh.copy(nodes,
local_path,
local_path, opts).iteritems():
if isinstance(result, pssh.Error):
err_buf.error("Failed to push configuration to %s: %s" % (host, result))
ok = False
else:
err_buf.ok(host)
return ok
def push_configuration(nodes):
'''
Push the local configuration to the list of remote nodes
'''
try:
from psshlib import api as pssh
_has_pssh = True
except ImportError:
_has_pssh = False
if not _has_pssh:
raise ValueError("PSSH is required to push")
local_path = conf()
opts = pssh.Options()
opts.timeout = 60
opts.ssh_options += ['ControlPersist=no']
ok = True
for host, result in pssh.copy(nodes, local_path, local_path,
opts).iteritems():
if isinstance(result, pssh.Error):
err_buf.error("Failed to push configuration to %s: %s" %
(host, result))
ok = False
else:
err_buf.ok(host)
return ok
def _print_debug(local_node, hosts, workdir, opts):
"Print debug output (if any)"
dbglog = os.path.join(workdir, 'crm_script.debug')
for host, result in _pssh_call(hosts,
"[ -f '%s' ] && cat '%s'" % (dbglog, dbglog),
opts).iteritems():
if isinstance(result, pssh.Error):
err_buf.error("[%s]: %s" % (host, result))
else:
_print_output(host, *result)
if os.path.isfile(dbglog):
f = open(dbglog).read()
err_buf.ok("[%s]: %s" % (local_node, f))
def _print_debug(local_node, hosts, workdir, opts):
"Print debug output (if any)"
dbglog = os.path.join(workdir, 'crm_script.debug')
for host, result in _pssh_call(
hosts, "[ -f '%s' ] && cat '%s'" % (dbglog, dbglog),
opts).iteritems():
if isinstance(result, pssh.Error):
err_buf.error("[%s]: %s" % (host, result))
else:
_print_output(host, *result)
if os.path.isfile(dbglog):
f = open(dbglog).read()
err_buf.ok("[%s]: %s" % (local_node, f))
def do_run(self, context, cmd):
'''
Execute the given command on all nodes, report outcome
'''
try:
from psshlib import api as pssh
_has_pssh = True
except ImportError:
_has_pssh = False
if not _has_pssh:
context.fatal_error("PSSH not found")
hosts = utils.list_cluster_nodes()
opts = pssh.Options()
for host, result in pssh.call(hosts, cmd, opts).iteritems():
if isinstance(result, pssh.Error):
err_buf.error("[%s]: %s" % (host, result))
else:
if result[0] != 0:
err_buf.error("[%s]: rc=%s\n%s\n%s" % (host, result[0], result[1], result[2]))
else:
err_buf.ok("[%s]\n%s" % (host, result[1]))
def push_configuration(nodes):
'''
Push the local configuration to the list of remote nodes
'''
try:
import parallax
except ImportError:
raise ValueError("parallax is required to push")
local_path = conf()
opts = parallax.Options()
opts.timeout = 60
opts.ssh_options += ['ControlPersist=no']
ok = True
for host, result in parallax.copy(nodes,
local_path,
local_path, opts).iteritems():
if isinstance(result, parallax.Error):
err_buf.error("Failed to push configuration to %s: %s" % (host, result))
ok = False
else:
err_buf.ok(host)
return ok
def do_run(self, context, cmd):
'''
Execute the given command on all nodes, report outcome
'''
try:
from psshlib import api as pssh
_has_pssh = True
except ImportError:
_has_pssh = False
if not _has_pssh:
context.fatal_error("PSSH not found")
hosts = utils.list_cluster_nodes()
opts = pssh.Options()
for host, result in pssh.call(hosts, cmd, opts).iteritems():
if isinstance(result, pssh.Error):
err_buf.error("[%s]: %s" % (host, result))
else:
if result[0] != 0:
err_buf.error("[%s]: rc=%s\n%s\n%s" %
(host, result[0], result[1], result[2]))
else:
err_buf.ok("[%s]\n%s" % (host, result[1]))
def _print_output(host, rc, out, err):
"Print the output from a process that ran on host"
if out:
err_buf.ok("[%s]: %s" % (host, out))
if err:
err_buf.error("[%s]: %s" % (host, err))
def ok(self, fmt, *args):
self.flush()
err_buf.ok(fmt % args)
def _print_output(host, rc, out, err):
"Print the output from a process that ran on host"
if out:
err_buf.ok("[%s]: %s" % (host, out))
if err:
err_buf.error("[%s]: %s" % (host, err))
def ok(self, fmt, *args):
self.flush()
err_buf.ok(fmt % args)
def do_verify(self, context, name):
'''
Verify the given script.
'''
if scripts.verify(name):
err_buf.ok(name)