Le mardi 10 mars 2009 à 09:50 +1300, Steve Wray a écrit : > Hi there, > > I'm trying to use a fact to tell whether the machine is virtualised. > > I found this and, in testing, its been ok: > http://reductivelabs.com/trac/puppet/wiki/Recipes/VirtualMachine > > However, trying to roll this new fact out has been difficult. > > 1. Debian has got facter looking in /var/puppet/facts while the package > maintainer has other puppet var stuff in /var/lib/puppet/ I used puppet to > create a symlink to work around this. > > 2. Following the instructions in > http://reductivelabs.com/trac/puppet/wiki/AddingFacts > I can test this properly from the commandline by setting environment > variables etc so I know that the ruby code is working. > > Ie: > mkdir -p ~/lib/ruby/facter > export RUBYLIB=~/lib/ruby > cp /var/lib/puppet/facts/virtual.rb $RUBYLIB/facter > facter virtual > > does return the expected output. > > > 3. When I run facter from the commandline, without directing $RUBYLIB to my > home directory, I don't get the expected output. > > When I run facter from strace I can see: > > open("/var/puppet/facts/virtual.rb", O_RDONLY|O_LARGEFILE) = 4 > close(4) = 0 > sigprocmask(SIG_BLOCK, NULL, []) = 0 > open("/var/puppet/facts/virtual.rb", O_RDONLY|O_LARGEFILE) = 4 > close(4) = 0 > open("/var/puppet/facts/virtual.rb", O_RDONLY|O_LARGEFILE) = 4 > fstat64(4, {st_mode=S_IFREG|0755, st_size=1435, ...}) = 0 > mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = > 0xb7f67000 > read(4, "Facter.add(\"virtual\") do\n confi"..., 4096) = 1435 > > so I can tell that facter is reading this new fact file. > > But when, from the commandline, I run "facter" or "facter virtual" I don't > get the expected output.
I've ran into the same problem, which is quite simple : facter 1.5.x
already provides a fact named "virtual", rename your fact to
"custom_virtual" (or whatever) and you'll be OK.
Nicolas.
--
Nicolas Szalay
Administrateur systèmes & réseaux
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