Rob wrote: > Ryan Sommers wrote: > >> Rob wrote: >> >>> However, on the diskless PC, /var is on a memory >>> disk, but that directory is completely empty: >>> >>> disklessPC# ls -a /var >>> . .. .snap >>> >>> disklessPC# mount >>> 192.168.123.254:/ on / (nfs, read-only) >>> devfs on /dev (devfs, local) >>> /dev/md0 on /etc (ufs, local, soft-updates) >>> procfs on /proc (procfs, local) >>> /dev/md1 on /var (ufs, local, soft-updates) >>> 192.168.123.254:/usr on /usr (nfs, read-only) >>> 192.168.123.254:/home on /home (nfs) >>> /dev/md2 on /tmp (ufs, local, soft-updates) >>> >>> This has serious consequences on the diskless PC. >>> For example, sshd cannot start because /var/empty >>> is not there. There is no information in /var/run, >>> /var/log etc. >>> >>> Is something missing in the /etc/rc.d/initdiskless script, >>> or have I forgotten something? >>> >>> Thanks, >>> Rob. >> >> >> >> The /var memory disk needs to be populated with a base structure. This >> is handled in initdiskless by templates (see >> /etc/rc.d/initdiskless:285). You can either have them as >> subdirectories in your /conf/ or as dir.cpio.gz cpio'gzip archives >> that are then extracted. > > > Great! Thank you. This works very well. > > What I have done is putting only the directories in the var.cpio.gz, > as follows: > find /var -type d | cpio -o > /conf/base/var.cpio > gzip /conf/base/var.cpio > > to regenerate the directory tree for /var on the diskless PC, assuming > that individual files will be created as the system boots. > The latter is indeed the case with files like > /var/run/dmesg.boot > /var/run/sshd.pid > /var/run/syslog.pid > /var/run/syslogd.sockets > and so forth. > > However, /var/log/ is empty and remains empty !?!? Any idea why that is? > I need to inspect files like /var/log/auth.log, /var/log/messages and > so on. Why are these log files not generated? Let me answer my own question: The answer is in the man page of syslogd(8): For security reasons, syslogd will not append to log files that do not exist; therefore, they must be created manually before running syslogd. The log files should be there with "chmod 600" owned by root. Rob.Received on Mon Oct 18 2004 - 01:28:50 UTC
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