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Summary of variables in the boot 'config' file
The variables follow the form as VAR='value'.
Remember to set all variables in inverted commata: '...'!
NFS-share related variables:
SLX_VM_NFS FQDN/IP:share name for VM image share.
Example: some-store.here.example.tld:vmware/images/store
SLX_STAGE4 FQDN/IP:share name for stage 4 storage (nfs):
Example: 10.20.30.40:/srv/suse/stage4
or dnbd3 syntax:
Example: dnbd3 stage4/default/ubuntu1304.sqfs
SLX_STAGE4_RID Use specific revision of stage 4. Only used when
using dnbd3 for stage 4.
DNBD3 related:
SLX_DNBD3_SERVERS Space separated list of dnbd3 servers, eg. '1.2.3.4 5.6.7.8'
The list will be randomized on use.
SLX_DNBD3_PRIO_SERVERS Space separated list of preferred dnbd3 servers
The list will not be randomized and is used before the regular list.
SLX_VM_DNBD3 Specifies whether the VMs are to be loaded per DNBD3.
Proxy server related variables:
SLX_PROXY_MODE Proxy mode, e.g. 'auto'.
SLX_PROXY_IP Proxy server IP.
SLX_PROXY_PORT Proxy server port, standard would be 8080.
SLX_PROXY_TYPE Proxy type, eg. 'http-connect'.
SLX_PROXY_BLACKLIST Proxy blacklist netmask, e.g. '10.20.30.40/16'.
Sites in this IP range will not be proxied.
Time server variables:
SLX_NTP_SERVER Time server FQDN or IP.
SLX_BIOS_CLOCK BIOS clock type, e.g. 'local'.
Domain related variables:
SLX_NET_DOMAIN Network domain, e.g. 'here.there.example.tld'.
Configuration server variables:
SLX_CONFIG_SERVERS IP of configuration server
VMChoose related variables:
SLX_VMCHOOSER_BASE_URL Specifies the base URL for all the vmchooser http requests (list.php, news.php, help.php?).
SLX_VMCHOOSER_TAB Specifies which tab to show per default when vmchooser starts.
0 for native linux sessions
1 for user-specific lectures
2 for all lectures
AUTO if low system specs this shows Linux Sessions (so 0) or all lectures (so 2).
SLX_VMCHOOSER_FORLOCATION Specifies how the lectures specific to the client's location should be shown within the list of images.
IGNORE to simply sort them alphabetically with the rest of the images
BUMP to put them atop the rest of the lectures
EXCLUSIVE to put them atop the rest and collapse every other type of lectures.
SLX_VMCHOOSER_TEMPLATES Specifies how the template lectures are shown within the list of images.
IGNORE to merge them with the rest
BUMP to put them atop the list.
Addon related variables:
SLX_ADDONS Space separated list of sqfs-modules to load.
Example: 'vmware vbox debug'.
VMWare related variables:
SLX_VMWARE_3D Boolean, sets 'mks.gl.allowBlacklistedDrivers'
Automatic VM start:
SLX_BENCHMARK_VM Name of the VM to be started automatically after the start of the display manager (used for Benchmarks/E-Exam scenarios)
Client local accounts related variables:
SLX_ROOT_PASS Password for the user 'root'. Expects a (salted) sha-512 password hash.
Such hashes can be created using "mkpasswd -m sha-512".
SLX_DEMO_PASS Same as SLX_ROOT_PASS but for the user 'demo'.
Remote logging:
SLX_REMOTE_LOG URL where to post log to, eg. 'http://server/log.php'
POST variables: type, description, longdesc
SLX_REMOTE_LOG_SESSIONS Defines whether user information is to be included when logging user sessions on clients. 'yes' enables this, 'anonymous' only logs sessions without user information and 'no' to disable this feature.
bwIDM authentication support:
SLX_BWIDM_AUTH Enables authentication against the bwIDM service if set to 'yes'. Disabled otherwise.
Location related:
SLX_LOCATIONS List of location ids the client belongs to. This variable is filled by the SLX-Admin.
SLX_LOCAL_CONFIG List of tags defining which subfolder of config.tgz:/openslx-configs/ is to be unpacked on those clients. Used in conjunction with the new config.tgz style (see wiki).
Inactivity and shutdown
SLX_LOGOUT_TIMEOUT Time in seconds after which a inactive user is automatically logged off. Leave it empty to disable this feature.
SLX_SHUTDOWN_SCHEDULE List of HH:MM times the machine automatically shuts down (even if users are still on!). Accepts space separated list.
SLX_SHUTDOWN_TIMEOUT Time in seconds after which the computer shuts down if no user is logged on.
SLX_REBOOT_SCHEDULE Time in HH:MM format where the computer should restart itself.
# currently not used
user-specific shares (the 'n' in the variable name is a numerical (!) identifier for the share):
SLX_SHARE_n_PATH Network path to the share, e.g. //cifs.server/sharename
SLX_SHARE_n_AUTH_TYPE Type of authentication. Type 'guest' means no authentication
is required for mounting the share. Type 'pam' means to use the same credentials as the
user logging in. Type 'user' means the credentials defined by SLX_SHARE_n_AUTH_USER and
SLX_SHARE_n_AUTH_PASS will be used. This option is mandatory.
SLX_SHARE_n_AUTH_USER Only required if SLX_SHARE_n_AUTH_TYPE is 'user'. Defines the
username to use for authenticating the mount of the share.
SLX_SHARE_n_AUTH_PASS Only required if SLX_SHARE_n_AUTH_TYPE is 'user'. Defines the
password to use for authenticating the mount of the share.
SLX_SHARE_n_PERM Permissions for the share. Supports 'rw' and 'ro'. Defaults to 'ro'.
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