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require 'puppet/sslcertificates'
require 'puppet/network/http_pool'
require 'openssl'
require 'puppet/external/base64'
require 'xmlrpc/client'
require 'net/https'
require 'yaml'
module Puppet::Network
class ClientError < Puppet::Error; end
class XMLRPCClientError < Puppet::Error; end
class XMLRPCClient < ::XMLRPC::Client
attr_accessor :puppet_server, :puppet_port
@clients = {}
class << self
include Puppet::Util
include Puppet::Util::ClassGen
end
# Create a netclient for each handler
def self.mkclient(handler)
interface = handler.interface
namespace = interface.prefix
# Create a subclass for every client type. This is
# so that all of the methods are on their own class,
# so that their namespaces can define the same methods if
# they want.
constant = handler.name.to_s.capitalize
name = namespace.downcase
newclient = genclass(name, :hash => @clients, :constant => constant)
interface.methods.each { |ary|
method = ary[0]
newclient.send(:define_method,method) { |*args|
Puppet.debug "Calling %s.%s" % [namespace, method]
begin
call("%s.%s" % [namespace, method.to_s],*args)
rescue OpenSSL::SSL::SSLError => detail
if detail.message =~ /bad write retry/
Puppet.warning "Transient SSL write error; restarting connection and retrying"
self.recycle_connection
retry
end
["certificate verify failed", "hostname was not match", "hostname not match"].each do |str|
if detail.message.include?(str)
Puppet.warning "Certificate validation failed; consider using the certname configuration option"
end
end
raise XMLRPCClientError,
"Certificates were not trusted: %s" % detail
rescue ::XMLRPC::FaultException => detail
raise XMLRPCClientError, detail.faultString
rescue Errno::ECONNREFUSED => detail
msg = "Could not connect to %s on port %s" %
[@host, @port]
raise XMLRPCClientError, msg
rescue SocketError => detail
Puppet.err "Could not find server %s: %s" %
[@host, detail.to_s]
error = XMLRPCClientError.new(
"Could not find server %s" % @host
)
error.set_backtrace detail.backtrace
raise error
rescue Errno::EPIPE, EOFError
Puppet.warning "Other end went away; restarting connection and retrying"
self.recycle_connection
retry
rescue Timeout::Error => detail
Puppet.err "Connection timeout calling %s.%s: %s" %
[namespace, method, detail.to_s]
error = XMLRPCClientError.new("Connection Timeout")
error.set_backtrace(detail.backtrace)
raise error
rescue => detail
if detail.message =~ /^Wrong size\. Was \d+, should be \d+$/
Puppet.warning "XMLRPC returned wrong size. Retrying."
retry
end
Puppet.err "Could not call %s.%s: %s" %
[namespace, method, detail.inspect]
error = XMLRPCClientError.new(detail.to_s)
error.set_backtrace detail.backtrace
raise error
end
}
}
return newclient
end
def self.handler_class(handler)
@clients[handler] || self.mkclient(handler)
end
def http
unless @http
@http = Puppet::Network::HttpPool.http_instance(@host, @port, true)
end
@http
end
def initialize(hash = {})
hash[:Path] ||= "/RPC2"
hash[:Server] ||= Puppet[:server]
hash[:Port] ||= Puppet[:masterport]
hash[:HTTPProxyHost] ||= Puppet[:http_proxy_host]
hash[:HTTPProxyPort] ||= Puppet[:http_proxy_port]
if "none" == hash[:HTTPProxyHost]
hash[:HTTPProxyHost] = nil
hash[:HTTPProxyPort] = nil
end
super(
hash[:Server],
hash[:Path],
hash[:Port],
hash[:HTTPProxyHost],
hash[:HTTPProxyPort],
nil, # user
nil, # password
true, # use_ssl
Puppet[:configtimeout] # use configured timeout (#1176)
)
@http = Puppet::Network::HttpPool.http_instance(@host, @port)
end
# Get rid of our existing connection, replacing it with a new one.
# This should only happen if we lose our connection somehow (e.g., an EPIPE)
# or we've just downloaded certs and we need to create new http instances
# with the certs added.
def recycle_connection
@http = Puppet::Network::HttpPool.http_instance(@host, @port, true) # reset the instance
end
def start
begin
@http.start unless @http.started?
rescue => detail
Puppet.err "Could not connect to server: %s" % detail
end
end
def local
false
end
def local?
false
end
end
end
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