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5d972ad910
To make it easier for users to figure out how the DN should be formatted. Signed-off-by: Martin Kletzander <mkletzan@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
186 lines
6.8 KiB
Plaintext
186 lines
6.8 KiB
Plaintext
# Master libvirt daemon configuration file
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#
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# For further information consult https://libvirt.org/format.html
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#################################################################
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#
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# Network connectivitiy controls
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#
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# Flag listening for secure TLS connections on the public TCP/IP port.
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# NB, must pass the --listen flag to the libvirtd process for this to
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# have any effect.
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#
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# It is necessary to setup a CA and issue server certificates before
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# using this capability.
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#
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# This is enabled by default, uncomment this to disable it
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listen_tls = 0
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# Listen for unencrypted TCP connections on the public TCP/IP port.
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# NB, must pass the --listen flag to the libvirtd process for this to
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# have any effect.
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#
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# Using the TCP socket requires SASL authentication by default. Only
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# SASL mechanisms which support data encryption are allowed. This is
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# DIGEST_MD5 and GSSAPI (Kerberos5)
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#
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# This is disabled by default, uncomment this to enable it.
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listen_tcp = 1
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# Override the port for accepting secure TLS connections
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# This can be a port number, or service name
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#
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tls_port = "16514"
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# Override the port for accepting insecure TCP connections
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# This can be a port number, or service name
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#
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tcp_port = "16509"
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#################################################################
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#
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# UNIX socket access controls
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#
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# Set the UNIX domain socket group ownership. This can be used to
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# allow a 'trusted' set of users access to management capabilities
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# without becoming root.
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#
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# This is restricted to 'root' by default.
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unix_sock_group = "libvirt"
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# Set the UNIX socket permissions for the R/O socket. This is used
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# for monitoring VM status only
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#
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# Default allows any user. If setting group ownership may want to
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# restrict this to:
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unix_sock_ro_perms = "0777"
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# Set the UNIX socket permissions for the R/W socket. This is used
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# for full management of VMs
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#
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# Default allows only root. If PolicyKit is enabled on the socket,
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# the default will change to allow everyone (eg, 0777)
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#
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# If not using PolicyKit and setting group ownership for access
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# control then you may want to relax this to:
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unix_sock_rw_perms = "0770"
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# Set the UNIX socket permissions for the admin interface socket.
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#
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# Default allows only owner (root), do not change it unless you are
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# sure to whom you are exposing the access to
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unix_sock_admin_perms = "0700"
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#################################################################
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#
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# Authentication.
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#
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# - none: do not perform auth checks. If you can connect to the
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# socket you are allowed. This is suitable if there are
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# restrictions on connecting to the socket (eg, UNIX
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# socket permissions), or if there is a lower layer in
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# the network providing auth (eg, TLS/x509 certificates)
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#
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# - sasl: use SASL infrastructure. The actual auth scheme is then
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# controlled from /etc/sasl2/libvirt.conf. For the TCP
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# socket only GSSAPI & DIGEST-MD5 mechanisms will be used.
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# For non-TCP or TLS sockets, any scheme is allowed.
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#
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# - polkit: use PolicyKit to authenticate. This is only suitable
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# for use on the UNIX sockets. The default policy will
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# require a user to supply their own password to gain
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# full read/write access (aka sudo like), while anyone
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# is allowed read/only access.
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#
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# Set an authentication scheme for UNIX read-only sockets
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# By default socket permissions allow anyone to connect
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#
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# To restrict monitoring of domains you may wish to enable
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# an authentication mechanism here
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auth_unix_ro = "none"
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# Set an authentication scheme for UNIX read-write sockets
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# By default socket permissions only allow root. If PolicyKit
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# support was compiled into libvirt, the default will be to
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# use 'polkit' auth.
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#
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# If the unix_sock_rw_perms are changed you may wish to enable
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# an authentication mechanism here
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auth_unix_rw = "none"
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# Change the authentication scheme for TCP sockets.
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#
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# If you don't enable SASL, then all TCP traffic is cleartext.
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# Don't do this outside of a dev/test scenario. For real world
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# use, always enable SASL and use the GSSAPI or DIGEST-MD5
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# mechanism in /etc/sasl2/libvirt.conf
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auth_tcp = "sasl"
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# Change the authentication scheme for TLS sockets.
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#
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# TLS sockets already have encryption provided by the TLS
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# layer, and limited authentication is done by certificates
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#
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# It is possible to make use of any SASL authentication
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# mechanism as well, by using 'sasl' for this option
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auth_tls = "none"
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#################################################################
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#
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# TLS x509 certificate configuration
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#
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# Override the default server key file path
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#
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key_file = "/etc/pki/libvirt/private/serverkey.pem"
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# Override the default server certificate file path
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#
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cert_file = "/etc/pki/libvirt/servercert.pem"
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# Override the default CA certificate path
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#
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ca_file = "/etc/pki/CA/cacert.pem"
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# Specify a certificate revocation list.
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#
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# Defaults to not using a CRL, uncomment to enable it
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crl_file = "/etc/pki/CA/crl.pem"
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#################################################################
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#
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# Authorization controls
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#
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# Flag to disable verification of client certificates
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#
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# Client certificate verification is the primary authentication mechanism.
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# Any client which does not present a certificate signed by the CA
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# will be rejected.
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#
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# Default is to always verify. Uncommenting this will disable
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# verification.
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tls_no_verify_certificate = 1
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# An access control list of allowed x509 Distinguished Names
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# This list may contain wildcards such as
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#
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# "C=GB,ST=London,L=London,O=Red Hat,CN=*"
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#
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# Any * matches any number of consecutive spaces, like a simplified glob(7).
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#
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# The format of the DN for a particular certificate can be queried
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# using:
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#
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# virt-pki-query-dn clientcert.pem
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#
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# NB If this is an empty list, no client can connect, so comment out
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# entirely rather than using empty list to disable these checks
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#
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# By default, no DN's are checked
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tls_allowed_dn_list = [ "DN1", "DN2" ]
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# An access control list of allowed SASL usernames. The format for usernames
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# depends on the SASL authentication mechanism. Kerberos usernames
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# look like username@REALM
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#
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# This list may contain wildcards such as
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#
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# "*@EXAMPLE.COM"
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#
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# See the g_pattern_match function for the format of the wildcards.
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#
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# https://developer.gnome.org/glib/stable/glib-Glob-style-pattern-matching.html
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#
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# NB If this is an empty list, no client can connect, so comment out
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# entirely rather than using empty list to disable these checks
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#
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# By default, no Username's are checked
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sasl_allowed_username_list = [ "joe@EXAMPLE.COM", "fred@EXAMPLE.COM" ]
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# UUID of the host:
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# Provide the UUID of the host here in case the command
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# 'dmidecode -s system-uuid' does not provide a valid uuid. In case
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# 'dmidecode' does not provide a valid UUID and none is provided here, a
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# temporary UUID will be generated.
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# Keep the format of the example UUID below.
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host_uuid = "8510b1a1-1afa-4da6-8111-785fae202c1e"
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