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Recent Changes in LCFG Web retrieved at 20:17 (GMT)

Statistics for LCFG Web Month: Topic views: Topic saves: File uploads: Most popular topic views: Top viewers: Top contributors...
LCFG Deployers` Monthly Meetings 2021 The meetings are typically held on the first Thursday of each month, starting at 3pm, the location is noted in the title for...
Documentation for LCFG Users These tips and howtos relate to using LCFG to control aspects of a machine`s configuration. HardWare information for supported...
Introduction to LCFG : Part 6a The following examples assume you are using the virtual appliance described in IntroductoryTutorial. This tutorial follows on from...
Introduction to LCFG : Part 6b The following examples assume you are using the virtual appliance described in IntroductoryTutorial. This tutorial follows on from...
Introductory Tutorial This LCFG tutorial is based around using a virtual appliance which is preloaded with a self hosting LCFG client/server environment. Although...
Introduction to LCFG : Part 5 The following examples assume you are using the virtual appliance described in IntroductoryTutorial. This tutorial follows on from IntroductoryTutorial...
Introduction to LCFG : Part 4b The following examples assume you are using the virtual appliance described in IntroductoryTutorial. This tutorial follows on from...
Introduction to LCFG : Part 4a The following examples assume you are using the virtual appliance described in IntroductoryTutorial. In the following examples we will...
Introduction to LCFG : Part 3 The following examples assume you are using the virtual appliance described in IntroductoryTutorial. The LCFG Environment The first...
LCFG Systemd cookbook Adding an LCFG component to systemd The following macro call declares that the lcfg updaterpms component should start after the lcfg auth, lcfg...
LCFG systemd documentation Also see SystemdCookbook for various examples of how to use Systemd with LCFG. Introduction Systemd has units (kind of equivalent to sysv...
Building Packages In LCFG we typically use the LCFG BuildTools to simplify the process of creating and building software packages but it is still essential to have...
DocsForLCFGUsers tips and help with using LCFG. DocsForLCFGServiceAdmins documents which help with running an LCFG service. DocsForLCFGDevelopers some...
LCFG network component This documents the latest version of the LCFG network component (version 2) which is used on Ubuntu. Documentation for older platforms (e.g...
LCFG network component This documents the legacy version of the LCFG network component (version 1) which is used on SL7. Documentation for newer platforms (e.g. Ubuntu...
LCFG Deployers` Monthly Meetings 2020 The meetings are typically held on the first Thursday of each month, starting at 2.15pm, the location is noted in the title for...
Ubuntu Focal Hardware testing Desktops Model Install Network X VTs X on? Sleep Headphones Internal...
Ubuntu Installer The LCFG installer for Ubuntu 19.10 (eoan) and 20.04 (focal) is based on the ISO. It`s important to note that Ubuntu now provide the netboot files...
Ubuntu 20.04 LCFG port project home page blog Apteryx BuildToolsDebian DebianPackaging UbuntuBasics UbuntuComponents UbuntuPackageBuilding...
Using the auth component The details below apply to lcfg auth version 2.10 using the version 4 auth schema (which covers Ubuntu Focal and beyond). For information...
Using the auth component The details below apply to lcfg auth version 1.0.6 using the version 2 auth schema (which is used on SL7). For information on the new version...
Managing LCFG package lists with Soy Source repository https://git.ecdf.ed.ac.uk/uoe gits/lcfg soy Creating a chroot The best way to use lcfg soy is to create...
Debian Packaging Documentation and Guides Manuals https://wiki.debian.org/PackageManagementTools LCFG Buildtools Debian support BuildToolsDebian...
Package Specifications Entries in an LCFG package list must conform to a standard syntax. The modern specification style (requires lcfg core 1.54.3, perl LCFG Core...
Alternate Desktop Project: Ubuntu component porting progress This is a list of components which we expect to need on Ubuntu. Key: It seems to function. It`s...
Ubuntu Package Lists Listing required, important, standard packages A fairly simple way to list all packages with a certain priority (e.g. required ) is to use the...
Disk Partitioning On EL7 disk partitioning is done using the fstab component, this supports adding disks at any time, not just during the install. For Debian/Ubuntu...
PXE booting with grub2 This is required for UEFI PXE boot on Ubuntu. https://lists.gnu.org/archive/html/help grub/2016 10/msg00041.html http://c nergy.be...
LCFG Deployers` Monthly Meetings 2019 The meetings are typically held on the first Thursday of each month, starting at 2.15pm, the location is noted in the title for...
Pbuilder Component Useful Articles http://manpages.ubuntu.com/manpages/bionic/man8/pbuilder.8.html pbuilder man page man page Debian Tricks...
LCFG Annual Review 2019 On Friday 6th December 2018 instead of our normal monthly Deployers Meeting we will be holding our traditional Annual Review session. This...
Using LCFG Build Tools with Git Ensure you have the latest package versions installed profile.packages mEXTRA(?perl LCFG Build VCS 0.4.2 1/noarch ?perl LCFG Build...
Package Management using apteryx LCFG package management on Debian/Ubuntu machines is done using a combination of the apt component and the apteryx utility. Although...
Ubuntu Basics This documents all the packages I needed to install and basic configuration I had to change to make an Ubuntu machine useful in the DICE environment...
Package Repositories Public Key The package repository metadata is gpg signed. Grab the public key and import it like this: wget https://deb.pkgs.inf.ed.ac.uk/keys...
HP EliteDesk 800 G5 These models have only been tested with UEFI boot, we do not expect to use legacy boot for this series. The SecureBoot option was disabled along...
Supported Hardware Information for supported hardware models HP EliteDesk 800 G5 HP EliteDesk 800 G4 Dell PowerEdge R340
Building Packages for Ubuntu We`re working with Ubuntu 19.04 disco dingo, we will move onto 19.10 eoan ermine with an aim to finally settle on the next LTS (20....
SL7 Project: EL7 component porting progress For each local package in lcfg sl6 lcfg we list the current EL7 status ported, needs work, not yet tackled, etc. Key...
A Guide to the LCFG Client 1. Basics 1.1 Node name A machine managed by LCFG has a node name which is the identifier by the LCFG client when referring to the local...
SL7.6 Changes Upstream Release Notes 7.6 release notes Linux 7.6 release notes Locall Notes The upgrade to SL7.6 brings with it the latest LCFG client...
Dell PowerEdge R340 By default UEFI boot mode is enabled in the lcfg/hw/dell poweredge r340.h hardware header. To match this it is necessary to switch from legacy...
LCFG Stub Profile Sometimes it is useful to create a generic `stub` profile which can be used to publish information to a spanning map for a non managed machine. Here...
PXE Booting LCFG Sprint 14 March 2019 Target build server: build test.is.ed.ac.uk next server build test.is.ed.ac.uk; filename `lpxelinux.0`; I also created...
LCFG Profile Security As part of our ongoing project to improve the security of LCFG profile storage we intend to change the permissions on a number of standard directories...
Using the LCFG Build Tools on Debian Support for building Debian packages with the LCFG Build Tools was added in version 0.9.18 which was released on Friday 18th...
LCFG Deployers` Monthly Meetings 2018 The meetings are typically held on the first Thursday of each month, starting at 2.15pm in the Informatics Forum room 1.15 THIS...
LCFG Build Tools Documentation on the new LCFG build tools is now available: http://www.lcfg.org/doc/buildtools/ From version 0.9.18 of LCFG Build Tools (released...
XRDP Howto XRDP can be installed via the header #include If you want XRDP logins to use the Mate desktop, you must define the variable LCFG OPTIONS XRDP WM MATE...
Future LCFG Platform Background In Informatics we have used Redhat as our primary computing platform for 20 years, beginning with Redhat 5 and 6, going through various...
LCFG Annual Review 2018 On Thursday 6th December 2018 instead of our normal monthly Deployers Meeting we will be holding our traditional Annual Review session. This...
EL8 LCFG port project home page Beta release now available https://www.redhat.com/en/blog/powering its future while preserving present introducing red hat enterprise...
Scientific Linux 7 LCFG port project home page This is the home page for the SL7 LCFG port project. Minor Updates SL7.6 Update SL7.5 Update SL7....
HP EliteDesk 800 G4 These models have only been tested with UEFI boot, we do not expect to use legacy boot for this series. The SecureBoot option was disabled along...
SL7.5 Changes Upstream Release Notes 7.5 release notes Linux 7.5 release notes Local Notes New Packages The following 248 packages are newly available...
UEFI boot support Background GeoSciences had an urgent need to build some server boxes which required UEFI to boot. We were able to get things going by building a...
LCFG Chat Room We have an LCFG workspace on If you have an ed.ac.uk email address you can simply sign up via https://lcfg org.slack.com/signup Anyone who is interested...
LCFG Deployers` Monthly Meetings 2017 The meetings are typically held on the first Thursday of each month, starting at 2.15pm in the Informatics Forum room 5.02 THIS...
LCFG Annual Review 2017 On Friday 8th December 2017 instead of our normal monthly Deployers Meeting (which should have been on the Thursday the day before) we will...
LCFG Language Paul Anderson`s Call for Ideas (December 2015) The LCFG meeting was interesting yesterday I would have liked to be there longer. I`m working on some...
Documentation for LCFG Developers These tips and howtos relate to extending and developing LCFG, for instance by developing new components. Recent documents:...
Environment Initialisation Since version 1.13.0 the Perl version of the ngeneric framework ( LCFG::Component ) provides an environment initialisation system for component...
Testing the new v4 client 1. Collect all the XML profiles on the lcfg server cd /var/lcfg/conf/server/web tar zcf /tmp/lcfg profiles.tar.gz profiles 2. Process XML...
Documentation for LCFG Service Administrators These tips and howtos relate to running the LCFG service itself. ClientTesting how to test the new v4 client...
SL7.4 Changes Upstream Release Notes 7.4 release notes Linux 7.4 release notes Local Notes This release contains some sizeable updates to core parts of...
Consistent Network Interface Naming For RHEL 7 the network interface names have changed from the legacy ethX style to a modern consistent naming scheme. The details...
apacheconf component changes Version 1 of the apacheconf component contains a large number of new features and improvements. This version is primarily targetted at...
SL7.3 Changes Upstream Release Notes 7.3 release notes Linux 7.3 release notes Local Notes $ sssd : Updated from 1.13 to 1.14, see changelog for full...
LCFG Annual Review 2016 On Thursday 1st December 2016 instead of our normal monthly Deployers Meeting we will be holding our traditional Annual Review session. This...
LCFG Deployers` Monthly Meetings 2016 The meetings are typically held on the first Thursday of each month, starting at 2.15pm in the Informatics Forum room 1.16....
SL7 Hardware testing Desktops Model Install Network X VTs X on? Sleep Headphones Internal speaker...
Configuring apache modules The apacheconf component has a number of useful features which provide support for loading and configuring apache modules. Default Modules...
Configuring Apache There are also the following pages which may be useful: Configuring Apache modules Recent component changes Getting Started Probably...
LCFG Web Preferences The following settings are web preferences of the LCFG web. These preferences override the site level preferences in . and...
Top Bar of TopMenuSkin Top bar of TopMenuSkin, replacing WebTopBar. Account var twTopMenuBarCloseTimer null; var twTopMenuBarTimerMsec...
Ideas on how to improve the file component Proposals for new features: Proposal Proposer(s) Comments ACLs (e.g. Linux) SELinux chattr...
Using Solid State disks Whilst SSDs will just work out the box, it is necessary to make some configuration changes to get the best out of them. The has been created...
SL6.8 Changes Upstream Release Notes 6.8 release notes Linux 6.8 release notes Local Notes New Packages The following 154 packages are newly available...
Scientific Linux 6 LCFG port project home page This is the home page for the SL6 LCFG port project. Minor Updates SL6.8 Update SL6.6 Update SL6....
SL7.2 Changes Upstream Release Notes 7.2 release notes Linux 7.2 release notes Local Notes systemd goes from 208 to 219 see changelog for full...
LCFG Deployers` Monthly Meetings 2015 The meetings are typically held on the first Thursday of each month, starting at 2.15pm in the Informatics Forum room 1.15....
Using the baseinstall system As part of the development work for SL7 a new baseinstall system was added to the LCFG installer. This new system adds support for running...
LCFG Annual Review 2015 On Thursday 3rd December 2015 instead of our normal monthly Deployers Meeting we will be holding an Annual Review session. All users of LCFG...
Ideas for apacheconf Component Improvements Minimum supported version will be 2.4 which means ancient 1.3 and old 2.0 support can be removed. NameVirtualHost...
Booting context There is a `booting` context which is set during the boot process, until logins are enabled. This can be used for any resource. It is important to...
lcfg yummy lcfg yummy is strictly speaking not a component rather it is a tool for generating packagelists. Introduction Usage lcfg yummy takes a list of packages...
Introduction C Preprocessor macros are one of the powerful features of LCFG which people have taken advantage of in their own header files. There is almost certainly...
SL6.6 Changes Upstream Release Notes 6.6 release notes Linux 6.6 release notes Local Notes A new major version of rsyslog (7.4.10) is available, the...
Running Daily Tasks System administrators often need to run tasks on a daily basis. Rather than adding a crontab entry for each individual task it is often better...
SL7Project Plan Previously, when porting to new platforms, we have incrementally ported components etc on top of machines built by the upstream`s native installer...
Controlling Daemons From lcfg ngeneric version 1.6.0 onwards there is a new Service method interface. This makes it trivial to call an action for a service from...
System Information In LCFG various information describing the system is stored in the sysinfo component. The idea is that the LCFG profile should be the canonical...
Using SysInfo Resources This is a guide to how to query SysInfo information from LCFG components and scripts. For a general description of some of the resources which...
LCFG Deployers` Monthly Meetings The meetings are typically held on the first Thursday of each month, starting at 2.15pm in the Informatics Forum room 1.15. Notes...
LCFG Deployers` Monthly Meetings The meetings are held at 2.15pm in Informatics Forum 1.15. Notes after the meetings are added in italic to the agenda items....
New versions of the ngeneric component (Shell and Perl) can read resource values from a local `override` file and these values will override any other values for the...
LCFG Annual Review 2014 On Thursday 4th December 2014 instead of our normal monthly Deployers Meeting we will be holding an Annual Review session. All users of LCFG...
How to use dumpdeps LCFG users often have to solve problems involving dependencies . It can be useful to find out which files a machine uses, or which machines...
Examples of the new LCFG::Profile API Component A problem which regularly comes up when writing components is the need to find the differences between the previous...
Getting Started with OpenAFS LCFG Before getting started, if you already have the LCFG openafs component installed on the machines you will be using for the AFS...
SL7 Burning Issues Local things which don`t work as we`d like: $ The display manager : We found the default display manager GDM to be fragile and difficult to configure...
SL7 Development FAQ EL7 versus SL7 In Informatics we are using SL7 as our target platform but we are trying to recognise the fact that most of what we do is applicable...
Unit file exists a systemd unit file is shipped with SL7 for daemon(s) managed by this component Starts daemon starts a daemon, either directly (direct),...
LCFG systemd a first stab Thoughts Do we maintain /etc/systemd or just /etc/systemd/system? Initially the latter, but ultimately both /etc/systemd...
SL6.5 Changes Upstream Release Notes 6.5 release notes 6.5 release notes Local Notes There are some major updates: freeipmi goes from 0.7.16 to...
Handling Build Dependencies The LCFG components typically use CMake to handle the build process. This means there is a build time dependency on CMake. Currently we...
SL7 Project: F20 component testing F20 has been abandoned in favour of EL7. See EL7Components for a more up to date list. For each local package in lcfg sl6 lcfg...
LCFG Client V3 Update During 2012 2013 we put a lot of effort into improving the LCFG client code base. After extensive testing it has now been deployed to all users...
Loading LCFG Resources It is occasionally necessary to read the values of LCFG resources from scripts which are not LCFG components. The way in which this is done...
RHEL 7 Summary This page summarises the major changes in RHEL 7 beta. Architecture The release is 64 bit only . There is no 32 bit version. 64 bit is the default...
The ngeneric framework supports logging through syslog in addition to the usual log files. See lcfg ngeneric(8) for details. To activate it simply set the ng...
Syslog Component It has recently been noted in the LCFG chatroom and at the LCFG Deployers Meeting in March that the syslog component is in need of some attention...
LCFG SL5 Log This is a log of ongoing work on the LCFG SL5 platform, the work during the initial porting was documented in a separate diary page. Tue 13th May...
LCFG Annual Review 2013 On Thursday 5th December 2013 instead of our normal monthly Deployers Meeting we will be holding an Annual Review session. All users of LCFG...
Main.ascobie 2013 12 12
Notes on the LCFG XML Profile structure It is not really possible to write a proper schema to describe the LCFG XML profile structure. The aim of this document is...
lcfg x509 Component release details available for SL5 This component manages x509 certificates for servers, using their kerberos keytabs to obtain a newly signed certificate...
SL6.4 Changes Upstream Release Notes 6.4 release notes Linux 6.4 release notes Local Notes For the installbase profiles we have switched from naming...
Attaching a linux box to a SAN It is absolutely essential that all fibre connections are removed from a machine during installation Introduction It is...
The LCFG Sleep Component Introduction The sleep component does two basic things: 1. It arranges for the machine to wake up in time to run important cron jobs....
Using the LCFG rkhunter component Rootkit Hunter (rkhunter) is an easy to use tool which checks computers running Linux for the presence of rootkits and other unwanted...
Using the LCFG auditd component To use the LCFG auditd component you will want to add the following to your LCFG profile: #include Configuring the rules By default...
Managing access.conf files The pam access module is a very useful and versatile way of doing authorization checks on users for various functionality which supports...
Package Auto Building The process of getting new packages into the central lcfg package repository has been rather awkward for contributors who are not within the...
LCFG Source Subversion Repository Repository Location The LCFG source repository is located at https://svn.lcfg.org/svn/source/ , it can also be browsed via websvn...
Proposal to Restructure the LCFG headers Note that this proposal only relates to the lcfg level headers, it does not make any recommendations regarding the ed, dice...
LCFG Users Day 2013 The annual LCFG users day for 2013 takes place on Friday 18th January 2013 in G.07 in the Informatics Forum on Crichton Street. Topics If you...
LCFG Users Day 2013 Planning LCFG Users Day 2013 Kenny MacDonald State of the Nation Subversion Repos Consolidation? Managing Packagelists with...
LCFG Users Day 2012 We have decided to move the annual LCFG users day from December into January, the aim is to avoid a busy time of the year for everyone. This means...
For HP servers SCSI disks are now identified as /dev/sd a z as for other machines (previously they were identified as eg. /dev/cciss/c0d0p0) For network VLANs...
SL6.3 Changes Upstream Release Notes 6.3 release notes Linux 6.3 release notes Local Notes Probably the most obvious change is that openoffice.org has...
Optional Packages from the Main Distribution Repository There are now two new ways of adding optional software packages in LCFG. Both are clearer and simpler to use...
SL6.2 Changes Upstream Release Notes 6.2 release notes Linux 6.2 release notes Local Notes Sleep and Wake (or Suspend and Resume) on HP dc7900 With releases...
LCFG Server Update The new major version of the LCFG Server (3 series) is mainly a code improvement release which hugely improves maintainability and allows the possibility...
LCFG Users Day 2011 The annual LCFG users day for 2011 will take place on Friday 9th December in Institute of Geography, School of Geosciences, Drummond Street EH...
Burning issues still an issue, issue resolved $ moving between runlevels (medium) : shifting between run levels is dodgy (eg can`t telinit S properly...
lcfg fstab Package release details for current stable version under http://www.lcfg.org/pkgdoc/sl6/i386/lcfg fstab/ SL6 Package Changelog Component documentation...
New components in the last year lcfg alternatives lcfg auditd lcfg auremote lcfg autofs Kenny lcfg chrome lcfg drbd Matthew...
SL6.1 Changes Upstream Release Notes http://www.scientificlinux.org/distributions/6x/rnotes/sl release notes 6.1.html Local Changes We have temporarily pinned...
Top Menu of LCFG Web This topic defines the menu structure of the LCFG web, used by the TopMenuSkin. 1 Web` Create New Topic...
SL5.6 Changes Upstream Release Notes http://www.scientificlinux.org/distributions/5x/rnotes/SL.releasenote.56.x86 64 x86 64 Local Changes We include the...
SL6 Project component testing A component is ticked off here once it has been tested, support for SL6 has been marked up in the component`s lcfg.yml file and the...
SL6 Project Hardware testing Desktop Model Install Network X VTs X on? Sleep Headphones Internal...
SL6 Project Plan Previously, when porting to new platforms, we have incrementally ported components etc on top of machines built by the upstream`s native installer...
LCFG Users Day 2009 This year the day was split into two separate parts. In the morning of 10th December we ran a tutorial on writing LCFG components and using the...
LCFG Users Day 2010 The annual LCFG users day for 2010 took place on Friday 10th December. It was held in the Informatics Forum, room G.07. The day was split into...
Configuring the LCFG fail2ban component Here is the way we use the fail2ban component in Informatics: #define LCFG OPTIONS FAIL2BAN SSH #include fail2ban.ignoreip...
SL6 Users and Groups This is the list of packages in SL6 which add either/both local users or groups. Attached to this page sl6 users groups.txt is the list of...
Here is an example of how to configure the mock component. This creates a number of mock chroot configurations for each platform with different sets of repositories...
SL5 LCFG Port Diary This is our diary of the day to day progress we make in porting LCFG to Scientific Linux 5.0. We`re mainly trying to document all the problems...
Component Schema Changes The LCFG component schema version number is an integer which is embedded into the schema filename. It is designed to make it possible to have...
Web Notification This is a subscription service to be automatically notified by e mail when topics change in this 1 web. This is a convenient service, so you do...
Packages RPM http://upload.packages.lcfg.ucs.ed.ac.uk/pkgs/devolved/world/sl5 64/rpms/lcfg libvirt 0.1.2 1.noarch.rpm SRPM http://upload.packages.lcfg.ucs...
Annual LCFG Users Day We host an annual LCFG users day towards the end of the calendar year, sponsored by The University of Edinburgh IT Professionals Forum....
lcfg freenx FreeNX is an accelerated Remote X Server to allow real time graphical sessions across slow network connections, suspending and resuming of sessions, and...
File/Directory Access IO::File should be used to read and write files IO::Dir should be used to read directories Perl Tidy This is the proposed coding...
Thoughts on testing the LCFG server As part of the LCFG server refactoring project we want to be able to test any changes made to the LCFG server code to ensure that...
OM Changes Some work was recently carried out to extract the environment initialisation code into separate modules. This was primarily done because Informatics use...
Controlling the status display As from version 2.2.32, the LCFG status display has sections which can be individually hidden or exposed by clicking on the section...
Using New Components Once a new component has been created and tested the next stage is to put it into service. This might seem like a fairly trivial final stage that...
Progress on LCFG development since Brainstorming meeting 20/7/07, as of May 2009 Buildtools Stephen has completed a project to produce a new `buildtools` system...
This page lists ideas for future development of the LCFG platform. Note that this is not in any way an official plan of what is going to happen to LCFG in the future...
Changes in SL5.3 These are the lists of additional packages and removed packages for SL5/i386 and SL5/x86 64 The upstream release notes are here: http://ftp...
Subversion Component Note: Some of this assumes you are using version 2.0.6 of the LCFG subversion component The Basics In the simplest case you can just use the...
XEN on LCFG The following resources will turn a normal LCFG Linux box into an LCFG Linux XEN host. At first place, the right packages should be installed and therefore...
`From Minimal Macs to Full Linux Server` Geoff Lee, School of Arts, Culture and Environment Abstract The School`s MacOS X lab workstations have been managed by for...
LCFG Users Meeting `Using LCFG Today and Beyond` Friday 28th November 2008 Introduction Sponsored by the ITPF, this event showcases examples of using LCFG...
`LCFG To Do List and Community Building` Alastair Scobie and Stephen Quinney, School of Informatics Abstract A very short presentation of Informatics` LCFG TODO list...
`The Xen of LCFG` Panagiotis Kritikakos, EPCC, School of Physics Abstract The ability to build Xen hosts and guests was added to the PIE/LCFG build system. An LCFG...
The basic concepts of LCFG were formed around 15 years ago, and the system has been relatively stable now for several years. A few new tools have appeared since then...
Maintaining network services (e.g. DHCP, PXE, DNS) often involves managing small snippets of similar and related information for each host in many different locations...
`Devolved LCFG State of the Nation` Kenny MacDonald, Information Services Abstract The last year`s activity on the devolved LCFG service will be reviewed along with...
`Making Friends with LCFG` Shane Voss, School of Geosciences Abstract A brief journey through the process of adopting LCFG, complete with frustrations and epiphanies...
`User Friendly 64bit Linux` Michael Gordon, School of Engineering and Electronics Abstract The 64bit version of Scientific Linux 5 has been installed on the School...
Install Tests for SL5 LCFG (See also the LCFG release notes and the SL5Diary.) Model OS Console Method By Result Dell 850 sl5...
LCFG Package Updates The packages which get installed onto a machine are listed in the profile.packages resource. This resource can contain specifications for particular...
If you got your LCFG machine running as XEN host, then you can also get XEN guests running within the host. There is no automatic way of creating the guest, the building...
PAM resources for sudo The lcfg pam component specifies a resource isa serviceName for each service. That resource sets the default values for a PAM service. Having...
Adding extra methods to a component Occassionally it is necessary to add extra methods to a component beyond the normal start, stop, configure, etc. Below is a simple...
LCFG Server Rewrite Meeting 25 April 2008 Present: Simon Stephen Alastair Paul Agenda Bashing What Who When How What What are the boundaries...
Regression Testing For LCFG Components For a while, the LCFG server has had a crude framework for regression tests, so that I could be fairly sure I wasn`t breaking...
lcfg autoreboot Package release details for current stable version under FC5, and http://www.lcfg.org/pkgdoc/sl5/i386/lcfg autoreboot/current SL5. Package Changelog...
LCFG Schemas : Follow the Moose The first thing that anyone reading this should note is, this is not a serious project, this is meant to be fun, interesting and, if...
Issues with Spanning Map support The LCFG server`s spanning map support has a number of issues. Many of these will require design modifications, or substational code...
Server Issues This is a collection of emails and musings about problems with the LCFG which will require architectural consideration. IssuesSpanningMaps Main...
lcfg xfree Package release details for current stable version under http://www.lcfg.org/pkgdoc/fc6/i386/lcfg xfree/current FC6 Package Changelog Component documentation...
It is often useful to include a profile entry on the LCFG server for some machine which is not using the configuration information from that server. This is called...
Executing local commands when clicking on icons in the status page A new, experimental feature .... Clicking on some of the icons in the status page or index page...
Package Changes between SL 5.0 and 5.1 New packages (59) 915resolution 0.5.3 6.el5.i386.rpm alpine 1.00 1.i386.rpm cpufreq utils 002 1.1.43.el...
The server debugging options can be enabled for an individual host profile, by including: #pragma LCFG debug `flag,flag,...` Debugging is only enabled from the...
The current client component has an experimental `secure mode` which intended for sensitive systems where manual vetting of profile changes is desirable. It works...
Sometimes it is useful to modify the schema of an existsing component without creating a new version of the component itself. Typically, it may be useful to add an...
When the resources of a running component are changed, the component gets a Configure call as a notification. Sometimes, the component needs to know both the old...
Force a component method call lcfg ngeneric provides a facility for `prodding` a component and forcing it to call a method in a one off fashion. There are times,...
Miscellaneous component tips Spanning maps and huge numbers of resources It`s possible, when using spanning maps, to end up with a component with more resources...
LCFG for Mac This topic currently needs updating; information in it may be wrong. Obtaining and Running MacLCFG This document tells you how to obtain and configure...
Creating skeleton code for new LCFG components The lcfg skeleton scripts asks a few interactive questions and creates a directory populated with skeleton files...
LCFG Howto The information formerly in this page can now be found in these other pages instead: DocsForLCFGUsers tips and help with using LCFG. DocsForLCFGServiceAdmin...
LCFG proposals from Brainstorming meeting 20/7/07 Present Paul Anderson, Kenny MacDonald Stephen Quinney, Alastair Scobie, Simon Wilkinson Server Rewrite What...
Traditionally, when a node profile has compilation errors, all contributions from that node are deleted from all spanning maps. This can be a problem; for example...
Installroot Patches Installroot patches are small pieces of script that can be downloaded from the WWW for local execution. They are usually used to repair problems...
Calling commands at install time Sometimes it is necessary to do a one off command during the install process for a machine. You can do this by through the install...
Install time contexts install context There is an install context which is set for the majority of the installroot process; you can identify when it is unset...
Glossary of LCFG Terminology $ source profile : the per machine file $ header file : something $ schema file : something StephenQuinney 31 May...
The server automatically generates a special spanning map (ERRORS) showing which nodes have compilation errors. Components can use this for general monitoring purposes...
Getting core dumps from a daemon run from a component You will want to set ulimit c unlimited in the component before the daemon is started. You will also need...
The server caches a lot of information on the status of profile compilations, and the dependencies between files. Occasionally, these caches may be corrupt. Typically...
Blue Sky Thinking Jot down here your thoughts on what we should be doing to improve LCFG. Subject areas I`d thought that it might be useful to seperate things...
buildtools really does two things: It has some rather horrid makefile targets which are used to aid development of components. It contains some variables...
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Topic revision: r1 - 2006-11-15 - TWikiContributor
 
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