module Test_libvirtd = let conf = "# Master libvirt daemon configuration file # # For further information consult http://libvirt.org/format.html ################################################################# # # Network connectivity controls # # Flag listening for secure TLS connections on the public TCP/IP port. # NB, must pass the --listen flag to the libvirtd process for this to # have any effect. # # It is necessary to setup a CA and issue server certificates before # using this capability. # # This is enabled by default, uncomment this to disable it listen_tls = 0 # Listen for unencrypted TCP connections on the public TCP/IP port. # NB, must pass the --listen flag to the libvirtd process for this to # have any effect. # # Using the TCP socket requires SASL authentication by default. Only # SASL mechanisms which support data encryption are allowed. This is # DIGEST_MD5 and GSSAPI (Kerberos5) # # This is disabled by default, uncomment this to enable it. listen_tcp = 1 # Override the port for accepting secure TLS connections # This can be a port number, or service name # tls_port = \"16514\" # Override the port for accepting insecure TCP connections # This can be a port number, or service name # tcp_port = \"16509\" # Override the default configuration which binds to all network # interfaces. This can be a numeric IPv4/6 address, or hostname # listen_addr = \"192.168.0.1\" # Flag toggling mDNS advertizement of the libvirt service. # # Alternatively can disable for all services on a host by # stopping the Avahi daemon # # This is enabled by default, uncomment this to disable it mdns_adv = 0 # Override the default mDNS advertizement name. This must be # unique on the immediate broadcast network. # # The default is \"Virtualization Host HOSTNAME\", where HOSTNAME # is subsituted for the short hostname of the machine (without domain) # mdns_name = \"Virtualization Host Joe Demo\" ################################################################# # # UNIX socket access controls # # Set the UNIX domain socket group ownership. This can be used to # allow a 'trusted' set of users access to management capabilities # without becoming root. # # This is restricted to 'root' by default. unix_sock_group = \"libvirt\" # Set the UNIX socket permissions for the R/O socket. This is used # for monitoring VM status only # # Default allows any user. If setting group ownership may want to # restrict this to: unix_sock_ro_perms = \"0777\" # Set the UNIX socket permissions for the R/W socket. This is used # for full management of VMs # # Default allows only root. If PolicyKit is enabled on the socket, # the default will change to allow everyone (eg, 0777) # # If not using PolicyKit and setting group ownership for access # control then you may want to relax this to: unix_sock_rw_perms = \"0770\" ################################################################# # # Authentication. # # - none: do not perform auth checks. If you can connect to the # socket you are allowed. This is suitable if there are # restrictions on connecting to the socket (eg, UNIX # socket permissions), or if there is a lower layer in # the network providing auth (eg, TLS/x509 certificates) # # - sasl: use SASL infrastructure. The actual auth scheme is then # controlled from /etc/sasl2/libvirt.conf. For the TCP # socket only GSSAPI & DIGEST-MD5 mechanisms will be used. # For non-TCP or TLS sockets, any scheme is allowed. # # - polkit: use PolicyKit to authenticate. This is only suitable # for use on the UNIX sockets. The default policy will # require a user to supply their own password to gain # full read/write access (aka sudo like), while anyone # is allowed read/only access. # # Set an authentication scheme for UNIX read-only sockets # By default socket permissions allow anyone to connect # # To restrict monitoring of domains you may wish to enable # an authentication mechanism here auth_unix_ro = \"none\" # Set an authentication scheme for UNIX read-write sockets # By default socket permissions only allow root. If PolicyKit # support was compiled into libvirt, the default will be to # use 'polkit' auth. # # If the unix_sock_rw_perms are changed you may wish to enable # an authentication mechanism here auth_unix_rw = \"none\" # Change the authentication scheme for TCP sockets. # # If you don't enable SASL, then all TCP traffic is cleartext. # Don't do this outside of a dev/test scenario. For real world # use, always enable SASL and use the GSSAPI or DIGEST-MD5 # mechanism in /etc/sasl2/libvirt.conf auth_tcp = \"sasl\" # Change the authentication scheme for TLS sockets. # # TLS sockets already have encryption provided by the TLS # layer, and limited authentication is done by certificates # # It is possible to make use of any SASL authentication # mechanism as well, by using 'sasl' for this option auth_tls = \"none\" ################################################################# # # TLS x509 certificate configuration # # Override the default server key file path # key_file = \"/etc/pki/libvirt/private/serverkey.pem\" # Override the default server certificate file path # cert_file = \"/etc/pki/libvirt/servercert.pem\" # Override the default CA certificate path # ca_file = \"/etc/pki/CA/cacert.pem\" # Specify a certificate revocation list. # # Defaults to not using a CRL, uncomment to enable it crl_file = \"/etc/pki/CA/crl.pem\" ################################################################# # # Authorization controls # # Flag to disable verification of client certificates # # Client certificate verification is the primary authentication mechanism. # Any client which does not present a certificate signed by the CA # will be rejected. # # Default is to always verify. Uncommenting this will disable # verification - make sure an IP whitelist is set tls_no_verify_certificate = 1 # A whitelist of allowed x509 Distinguished Names # This list may contain wildcards such as # # \"C=GB,ST=London,L=London,O=Red Hat,CN=*\" # # See the POSIX fnmatch function for the format of the wildcards. # # NB If this is an empty list, no client can connect, so comment out # entirely rather than using empty list to disable these checks # # By default, no DN's are checked tls_allowed_dn_list = [\"DN1\", \"DN2\"] # A whitelist of allowed SASL usernames. The format for usernames # depends on the SASL authentication mechanism. Kerberos usernames # look like username@REALM # # This list may contain wildcards such as # # \"*@EXAMPLE.COM\" # # See the POSIX fnmatch function for the format of the wildcards. # # NB If this is an empty list, no client can connect, so comment out # entirely rather than using empty list to disable these checks # # By default, no Username's are checked sasl_allowed_username_list = [ \"joe@EXAMPLE.COM\", \"fred@EXAMPLE.COM\" ] ################################################################# # # Processing controls # # The maximum number of concurrent client connections to allow # over all sockets combined. max_clients = 20 # The minimum limit sets the number of workers to start up # initially. If the number of active clients exceeds this, # then more threads are spawned, upto max_workers limit. # Typically you'd want max_workers to equal maximum number # of clients allowed min_workers = 5 max_workers = 20 # Total global limit on concurrent RPC calls. Should be # at least as large as max_workers. Beyond this, RPC requests # will be read into memory and queued. This directly impact # memory usage, currently each request requires 256 KB of # memory. So by default upto 5 MB of memory is used max_requests = 20 # Limit on concurrent requests from a single client # connection. To avoid one client monopolizing the server # this should be a small fraction of the global max_requests # and max_workers parameter max_client_requests = 5 # Logging level: log_level = 4 # Logging outputs: log_outputs=\"4:stderr\" # Logging filters: log_filters=\"a\" # Auditing: audit_level = 2 " test Libvirtd.lns get conf = { "#comment" = "Master libvirt daemon configuration file" } { "#comment" = "" } { "#comment" = "For further information consult http://libvirt.org/format.html" } { "#empty" } { "#empty" } { "#comment" = "################################################################" } { "#comment" = "" } { "#comment" = "Network connectivity controls" } { "#comment" = "" } { "#empty" } { "#comment" = "Flag listening for secure TLS connections on the public TCP/IP port." } { "#comment" = "NB, must pass the --listen flag to the libvirtd process for this to" } { "#comment" = "have any effect." } { "#comment" = "" } { "#comment" = "It is necessary to setup a CA and issue server certificates before" } { "#comment" = "using this capability." } { "#comment" = "" } { "#comment" = "This is enabled by default, uncomment this to disable it" } { "listen_tls" = "0" } { "#empty" } { "#comment" = "Listen for unencrypted TCP connections on the public TCP/IP port." } { "#comment" = "NB, must pass the --listen flag to the libvirtd process for this to" } { "#comment" = "have any effect." } { "#comment" = "" } { "#comment" = "Using the TCP socket requires SASL authentication by default. Only" } { "#comment" = "SASL mechanisms which support data encryption are allowed. This is" } { "#comment" = "DIGEST_MD5 and GSSAPI (Kerberos5)" } { "#comment" = "" } { "#comment" = "This is disabled by default, uncomment this to enable it." } { "listen_tcp" = "1" } { "#empty" } { "#empty" } { "#empty" } { "#comment" = "Override the port for accepting secure TLS connections" } { "#comment" = "This can be a port number, or service name" } { "#comment" = "" } { "tls_port" = "16514" } { "#empty" } { "#comment" = "Override the port for accepting insecure TCP connections" } { "#comment" = "This can be a port number, or service name" } { "#comment" = "" } { "tcp_port" = "16509" } { "#empty" } { "#empty" } { "#comment" = "Override the default configuration which binds to all network" } { "#comment" = "interfaces. This can be a numeric IPv4/6 address, or hostname" } { "#comment" = "" } { "listen_addr" = "192.168.0.1" } { "#empty" } { "#empty" } { "#comment" = "Flag toggling mDNS advertizement of the libvirt service." } { "#comment" = "" } { "#comment" = "Alternatively can disable for all services on a host by" } { "#comment" = "stopping the Avahi daemon" } { "#comment" = "" } { "#comment" = "This is enabled by default, uncomment this to disable it" } { "mdns_adv" = "0" } { "#empty" } { "#comment" = "Override the default mDNS advertizement name. This must be" } { "#comment" = "unique on the immediate broadcast network." } { "#comment" = "" } { "#comment" = "The default is \"Virtualization Host HOSTNAME\", where HOSTNAME" } { "#comment" = "is subsituted for the short hostname of the machine (without domain)" } { "#comment" = "" } { "mdns_name" = "Virtualization Host Joe Demo" } { "#empty" } { "#empty" } { "#comment" = "################################################################" } { "#comment" = "" } { "#comment" = "UNIX socket access controls" } { "#comment" = "" } { "#empty" } { "#comment" = "Set the UNIX domain socket group ownership. This can be used to" } { "#comment" = "allow a 'trusted' set of users access to management capabilities" } { "#comment" = "without becoming root." } { "#comment" = "" } { "#comment" = "This is restricted to 'root' by default." } { "unix_sock_group" = "libvirt" } { "#empty" } { "#comment" = "Set the UNIX socket permissions for the R/O socket. This is used" } { "#comment" = "for monitoring VM status only" } { "#comment" = "" } { "#comment" = "Default allows any user. If setting group ownership may want to" } { "#comment" = "restrict this to:" } { "unix_sock_ro_perms" = "0777" } { "#empty" } { "#comment" = "Set the UNIX socket permissions for the R/W socket. This is used" } { "#comment" = "for full management of VMs" } { "#comment" = "" } { "#comment" = "Default allows only root. If PolicyKit is enabled on the socket," } { "#comment" = "the default will change to allow everyone (eg, 0777)" } { "#comment" = "" } { "#comment" = "If not using PolicyKit and setting group ownership for access" } { "#comment" = "control then you may want to relax this to:" } { "unix_sock_rw_perms" = "0770" } { "#empty" } { "#empty" } { "#empty" } { "#comment" = "################################################################" } { "#comment" = "" } { "#comment" = "Authentication." } { "#comment" = "" } { "#comment" = "- none: do not perform auth checks. If you can connect to the" } { "#comment" = "socket you are allowed. This is suitable if there are" } { "#comment" = "restrictions on connecting to the socket (eg, UNIX" } { "#comment" = "socket permissions), or if there is a lower layer in" } { "#comment" = "the network providing auth (eg, TLS/x509 certificates)" } { "#comment" = "" } { "#comment" = "- sasl: use SASL infrastructure. The actual auth scheme is then" } { "#comment" = "controlled from /etc/sasl2/libvirt.conf. For the TCP" } { "#comment" = "socket only GSSAPI & DIGEST-MD5 mechanisms will be used." } { "#comment" = "For non-TCP or TLS sockets, any scheme is allowed." } { "#comment" = "" } { "#comment" = "- polkit: use PolicyKit to authenticate. This is only suitable" } { "#comment" = "for use on the UNIX sockets. The default policy will" } { "#comment" = "require a user to supply their own password to gain" } { "#comment" = "full read/write access (aka sudo like), while anyone" } { "#comment" = "is allowed read/only access." } { "#comment" = "" } { "#comment" = "Set an authentication scheme for UNIX read-only sockets" } { "#comment" = "By default socket permissions allow anyone to connect" } { "#comment" = "" } { "#comment" = "To restrict monitoring of domains you may wish to enable" } { "#comment" = "an authentication mechanism here" } { "auth_unix_ro" = "none" } { "#empty" } { "#comment" = "Set an authentication scheme for UNIX read-write sockets" } { "#comment" = "By default socket permissions only allow root. If PolicyKit" } { "#comment" = "support was compiled into libvirt, the default will be to" } { "#comment" = "use 'polkit' auth." } { "#comment" = "" } { "#comment" = "If the unix_sock_rw_perms are changed you may wish to enable" } { "#comment" = "an authentication mechanism here" } { "auth_unix_rw" = "none" } { "#empty" } { "#comment" = "Change the authentication scheme for TCP sockets." } { "#comment" = "" } { "#comment" = "If you don't enable SASL, then all TCP traffic is cleartext." } { "#comment" = "Don't do this outside of a dev/test scenario. For real world" } { "#comment" = "use, always enable SASL and use the GSSAPI or DIGEST-MD5" } { "#comment" = "mechanism in /etc/sasl2/libvirt.conf" } { "auth_tcp" = "sasl" } { "#empty" } { "#comment" = "Change the authentication scheme for TLS sockets." } { "#comment" = "" } { "#comment" = "TLS sockets already have encryption provided by the TLS" } { "#comment" = "layer, and limited authentication is done by certificates" } { "#comment" = "" } { "#comment" = "It is possible to make use of any SASL authentication" } { "#comment" = "mechanism as well, by using 'sasl' for this option" } { "auth_tls" = "none" } { "#empty" } { "#empty" } { "#empty" } { "#comment" = "################################################################" } { "#comment" = "" } { "#comment" = "TLS x509 certificate configuration" } { "#comment" = "" } { "#empty" } { "#empty" } { "#comment" = "Override the default server key file path" } { "#comment" = "" } { "key_file" = "/etc/pki/libvirt/private/serverkey.pem" } { "#empty" } { "#comment" = "Override the default server certificate file path" } { "#comment" = "" } { "cert_file" = "/etc/pki/libvirt/servercert.pem" } { "#empty" } { "#comment" = "Override the default CA certificate path" } { "#comment" = "" } { "ca_file" = "/etc/pki/CA/cacert.pem" } { "#empty" } { "#comment" = "Specify a certificate revocation list." } { "#comment" = "" } { "#comment" = "Defaults to not using a CRL, uncomment to enable it" } { "crl_file" = "/etc/pki/CA/crl.pem" } { "#empty" } { "#empty" } { "#empty" } { "#comment" = "################################################################" } { "#comment" = "" } { "#comment" = "Authorization controls" } { "#comment" = "" } { "#empty" } { "#empty" } { "#comment" = "Flag to disable verification of client certificates" } { "#comment" = "" } { "#comment" = "Client certificate verification is the primary authentication mechanism." } { "#comment" = "Any client which does not present a certificate signed by the CA" } { "#comment" = "will be rejected." } { "#comment" = "" } { "#comment" = "Default is to always verify. Uncommenting this will disable" } { "#comment" = "verification - make sure an IP whitelist is set" } { "tls_no_verify_certificate" = "1" } { "#empty" } { "#empty" } { "#comment" = "A whitelist of allowed x509 Distinguished Names" } { "#comment" = "This list may contain wildcards such as" } { "#comment" = "" } { "#comment" = "\"C=GB,ST=London,L=London,O=Red Hat,CN=*\"" } { "#comment" = "" } { "#comment" = "See the POSIX fnmatch function for the format of the wildcards." } { "#comment" = "" } { "#comment" = "NB If this is an empty list, no client can connect, so comment out" } { "#comment" = "entirely rather than using empty list to disable these checks" } { "#comment" = "" } { "#comment" = "By default, no DN's are checked" } { "tls_allowed_dn_list" { "1" = "DN1"} { "2" = "DN2"} } { "#empty" } { "#empty" } { "#comment" = "A whitelist of allowed SASL usernames. The format for usernames" } { "#comment" = "depends on the SASL authentication mechanism. Kerberos usernames" } { "#comment" = "look like username@REALM" } { "#comment" = "" } { "#comment" = "This list may contain wildcards such as" } { "#comment" = "" } { "#comment" = "\"*@EXAMPLE.COM\"" } { "#comment" = "" } { "#comment" = "See the POSIX fnmatch function for the format of the wildcards." } { "#comment" = "" } { "#comment" = "NB If this is an empty list, no client can connect, so comment out" } { "#comment" = "entirely rather than using empty list to disable these checks" } { "#comment" = "" } { "#comment" = "By default, no Username's are checked" } { "sasl_allowed_username_list" { "1" = "joe@EXAMPLE.COM" } { "2" = "fred@EXAMPLE.COM" } } { "#empty" } { "#empty" } { "#comment" = "################################################################"} { "#comment" = ""} { "#comment" = "Processing controls"} { "#comment" = ""} { "#empty" } { "#comment" = "The maximum number of concurrent client connections to allow"} { "#comment" = "over all sockets combined."} { "max_clients" = "20" } { "#empty" } { "#empty" } { "#comment" = "The minimum limit sets the number of workers to start up"} { "#comment" = "initially. If the number of active clients exceeds this,"} { "#comment" = "then more threads are spawned, upto max_workers limit."} { "#comment" = "Typically you'd want max_workers to equal maximum number"} { "#comment" = "of clients allowed"} { "min_workers" = "5" } { "max_workers" = "20" } { "#empty" } { "#comment" = "Total global limit on concurrent RPC calls. Should be" } { "#comment" = "at least as large as max_workers. Beyond this, RPC requests" } { "#comment" = "will be read into memory and queued. This directly impact" } { "#comment" = "memory usage, currently each request requires 256 KB of" } { "#comment" = "memory. So by default upto 5 MB of memory is used" } { "max_requests" = "20" } { "#empty" } { "#comment" = "Limit on concurrent requests from a single client" } { "#comment" = "connection. To avoid one client monopolizing the server" } { "#comment" = "this should be a small fraction of the global max_requests" } { "#comment" = "and max_workers parameter" } { "max_client_requests" = "5" } { "#empty" } { "#comment" = "Logging level:" } { "log_level" = "4" } { "#empty" } { "#comment" = "Logging outputs:" } { "log_outputs" = "4:stderr" } { "#empty" } { "#comment" = "Logging filters:" } { "log_filters" = "a" } { "#empty" } { "#comment" = "Auditing:" } { "audit_level" = "2" }