# -*- sh -*-
#
# Xend configuration file.
#
# This example configuration is appropriate for an installation that
# utilizes a bridged network configuration. Access to xend via http
# is disabled.
# Commented out entries show the default for that entry, unless otherwise
# specified.
#(logfile /var/log/xen/xend.log)
#(loglevel DEBUG)
# Uncomment the line below. Set the value to flask, acm, or dummy to
# select a security module.
#(xsm_module_name dummy)
# The Xen-API server configuration.
#
# This value configures the ports, interfaces, and access controls for the
# Xen-API server. Each entry in the list starts with either unix, a port
# number, or an address:port pair. If this is "unix", then a UDP socket is
# opened, and this entry applies to that. If it is a port, then Xend will
# listen on all interfaces on that TCP port, and if it is an address:port
# pair, then Xend will listen on the specified port, using the interface with
# the specified address.
#
# The subsequent string configures the user-based access control for the
# listener in question. This can be one of "none" or "pam", indicating either
# that users should be allowed access unconditionally, or that the local
# Pluggable Authentication Modules configuration should be used. If this
# string is missing or empty, then "pam" is used.
#
# The final string gives the host-based access control for that listener. If
# this is missing or empty, then all connections are accepted. Otherwise,
# this should be a space-separated sequence of regular expressions; any host
# with a fully-qualified domain name or an IP address that matches one of
# these regular expressions will be accepted.
#
# Example: listen on TCP port 9363 on all interfaces, accepting connections
# only from machines in
example.com or localhost, and allow access through
# the unix domain socket unconditionally:
#
# (xen-api-server ((9363 pam '^localhost$ example\\.com$')
# (unix none)))
#
# Optionally, the TCP Xen-API server can use SSL by specifying the private
# key and certificate location:
#
# (9367 pam '' xen-api.key xen-api.crt)
#
# Default:
# (xen-api-server ((unix)))
#(xend-http-server no)
#(xend-unix-server no)
*****************
First mistake.
****************
(xend-unix-server yes)
#(xend-tcp-xmlrpc-server no)
#(xend-unix-xmlrpc-server yes)
#(xend-relocation-server no)
(xend-relocation-server yes)
#(xend-relocation-ssl-server no)
#(xend-udev-event-server no)
#(xend-unix-path /var/lib/xend/xend-socket)
# Address and port xend should use for the legacy TCP XMLRPC interface,
# if xend-tcp-xmlrpc-server is set.
#(xend-tcp-xmlrpc-server-address 'localhost')
#(xend-tcp-xmlrpc-server-port 8006)
# SSL key and certificate to use for the legacy TCP XMLRPC interface.
# Setting these will mean that this port serves only SSL connections as
# opposed to plaintext ones.
#(xend-tcp-xmlrpc-server-ssl-key-file xmlrpc.key)
#(xend-tcp-xmlrpc-server-ssl-cert-file xmlrpc.crt)
# Port xend should use for the HTTP interface, if xend-http-server is set.
#(xend-port 8000)
# Port xend should use for the relocation interface, if xend-relocation-server
# is set.
#(xend-relocation-port 8002)
# Port xend should use for the ssl relocation interface, if
# xend-relocation-ssl-server is set.
#(xend-relocation-ssl-port 8003)
# SSL key and certificate to use for the ssl relocation interface, if
# xend-relocation-ssl-server is set.
#(xend-relocation-server-ssl-key-file xmlrpc.key)
#(xend-relocation-server-ssl-cert-file xmlrpc.crt)
# Whether to use ssl as default when relocating.
#(xend-relocation-ssl no)
# Address xend should listen on for HTTP connections, if xend-http-server is
# set.
# Specifying 'localhost' prevents remote connections.
# Specifying the empty string '' (the default) allows all connections.
#(xend-address '')
#(xend-address localhost)
# Address xend should listen on for relocation-socket connections, if
# xend-relocation-server is set.
# Meaning and default as for xend-address above.
#(xend-relocation-address '')
# The hosts allowed to talk to the relocation port. If this is empty (the
# default), then all connections are allowed (assuming that the connection
# arrives on a port and interface on which we are listening; see
# xend-relocation-port and xend-relocation-address above). Otherwise, this
# should be a space-separated sequence of regular expressions. Any host with
# a fully-qualified domain name or an IP address that matches one of these
# regular expressions will be accepted.
#
# For example:
# (xend-relocation-hosts-allow '^localhost$ ^.*\\.example\\.org$')
#
#(xend-relocation-hosts-allow '')
(xend-relocation-hosts-allow '^localhost$ ^localhost\\.localdomain$')
# The limit (in kilobytes) on the size of the console buffer
#(console-limit 1024)
##
# To bridge network traffic, like this:
#
# dom0: ----------------- bridge -> real eth0 -> the network
# |
# domU: fake eth0 -> vifN.0 -+
#
# use
#
# (network-script network-bridge)
#
# Your default ethernet device is used as the outgoing interface, by default.
# To use a different one (e.g. eth1) use
#
# (network-script 'network-bridge netdev=eth1')
#
# The bridge is named xenbr0, by default. To rename the bridge, use
#
# (network-script 'network-bridge bridge=<name>')
#
# It is possible to use the network-bridge script in more complicated
# scenarios, such as having two outgoing interfaces, with two bridges, and
# two fake interfaces per guest domain. To do things like this, write
# yourself a wrapper script, and call network-bridge from it, as appropriate.
#
(network-script network-bridge)
# The script used to control virtual interfaces. This can be overridden on a
# per-vif basis when creating a domain or a configuring a new vif. The
# vif-bridge script is designed for use with the network-bridge script, or
# similar configurations.
#
# If you have overridden the bridge name using
# (network-script 'network-bridge bridge=<name>') then you may wish to do the
# same here. The bridge name can also be set when creating a domain or
# configuring a new vif, but a value specified here would act as a default.
#
# If you are using only one bridge, the vif-bridge script will discover that,
# so there is no need to specify it explicitly.
#
(vif-script vif-bridge)
## Use the following if network traffic is routed, as an alternative to the
# settings for bridged networking given above.
#(network-script network-route)
#(vif-script vif-route)
## Use the following if network traffic is routed with NAT, as an alternative
# to the settings for bridged networking given above.
#(network-script network-nat)
#(vif-script vif-nat)
# dom0-min-mem is the lowest permissible memory level (in MB) for dom0.
# This is a minimum both for auto-ballooning (as enabled by
# enable-dom0-ballooning below) and for xm mem-set when applied to dom0.
(dom0-min-mem 196)
# Whether to enable auto-ballooning of dom0 to allow domUs to be created.
# If enable-dom0-ballooning = no, dom0 will never balloon out.
(enable-dom0-ballooning yes)
# 32-bit paravirtual domains can only consume physical
# memory below 168GB. On systems with memory beyond that address,
# they'll be confined to memory below 128GB.
# Using total_available_memory (in GB) to specify the amount of memory reserved
# in the memory pool exclusively for 32-bit paravirtual domains.
# Additionally you should use dom0_mem = <-Value> as a parameter in
# xen kernel to reserve the memory for 32-bit paravirtual domains, default
# is "0" (0GB).
(total_available_memory 0)
# In SMP system, dom0 will use dom0-cpus # of CPUS
# If dom0-cpus = 0, dom0 will take all cpus available
(dom0-cpus 0)
# Whether to enable core-dumps when domains crash.
#(enable-dump no)
# The tool used for initiating virtual TPM migration
#(external-migration-tool '')
# The interface for VNC servers to listen on. Defaults
# to 127.0.0.1 To restore old 'listen everywhere' behaviour
# set this to 0.0.0.0
#(vnc-listen '127.0.0.1')
# The default password for VNC console on HVM domain.
# Empty string is no authentication.
(vncpasswd '')
# The VNC server can be told to negotiate a TLS session
# to encryption all traffic, and provide x509 cert to
# clients enabling them to verify server identity. The
# GTK-VNC widget, virt-viewer, virt-manager and VeNCrypt
# all support the VNC extension for TLS used in QEMU. The
# TightVNC/RealVNC/UltraVNC clients do not.
#
# To enable this create x509 certificates / keys in the
# directory ${XEN_CONFIG_DIR} + vnc
#
# ca-cert.pem - The CA certificate
# server-cert.pem - The Server certificate signed by the CA
# server-key.pem - The server private key
#
# and then uncomment this next line
# (vnc-tls 1)
# The certificate dir can be pointed elsewhere..
#
# (vnc-x509-cert-dir vnc)
# The server can be told to request & validate an x509
# certificate from the client. Only clients with a cert
# signed by the trusted CA will be able to connect. This
# is more secure the password auth alone. Passwd auth can
# used at the same time if desired. To enable client cert
# checking uncomment this:
#
# (vnc-x509-verify 1)
# The default keymap to use for the VM's virtual keyboard
# when not specififed in VM's configuration
#(keymap 'en-us')
# Script to run when the label of a resource has changed.
#(resource-label-change-script '')
# Rotation count of qemu-dm log file.
#(qemu-dm-logrotate-count 10)
# Path where persistent domain configuration is stored.
# Default is /var/lib/xend/domains/
#(xend-domains-path /var/lib/xend/domains)
# Number of seconds xend will wait for device creation and
# destruction
#(device-create-timeout 100)
#(device-destroy-timeout 100)
# When assigning device to HVM guest, we use the strict check for HVM guest by
# default. (For PV guest, we use loose check automatically if necessary.)
# When we assign device to HVM guest, if we meet with the co-assignment
# issues or the ACS issue, we could try changing the option to 'no' -- however,
# we have to realize this may incur security issue and we can't make sure the
# device assignment could really work properly even after we do this.
#(pci-passthrough-strict-check yes)
#env|grep VIRSH_DEFAULT_CONNECT_URI - return NOTHING
*******************
Second mistake.
*******************
root@ServerLDX:~# env|grep VIRSH_DEFAULT_CONNECT_URI
VIRSH_DEFAULT_CONNECT_URI=xen:///
**********
It's OK.
**********
#virsh version
Compiled against library: libvir 0.8.1
Using library: libvir 0.8.1
Using API: QEMU 0.8.1
error: failed to get the hypervisor version
error: Unknown failure
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