Category: Linux

Managing Windows servers with Rundeck?

I've been using rundeck (an automation platform) to manage Linux servers for quite a while. Recently I've expanded the practice to Windows servers and have had some difficulties with authentication because either OS packages or Python modules were missing. Rundeck supports 4 types of authentication -- basic, credssp, ntlm, kerberos for the Windows system. It … Continue reading Managing Windows servers with Rundeck?


BASH auto complete doesn’t work? Watch out the mount option “noexec”

BASH is one of popular shell environment on Linux OS. And when using it, everyone loves the auto complete feature, you just tab after you enter first few letters and BASH will match commands/files for you. However, a few weeks ago when I went into a newly staged Oracle Linux 8 system with some kind … Continue reading BASH auto complete doesn’t work? Watch out the mount option “noexec”

Could not open file /var/log/sssd/sssd.log –Permission denied

This was the exactly the same problem I ran into before on auditd. The log directory for sssd was recreated somehow but the context of SELinux was not restored. That caused even root could not create the sssd logs under the directory and the service could not start. sssd[sssd][17594]: Could not open file [/var/log/sssd/sssd.log]. Error: … Continue reading Could not open file /var/log/sssd/sssd.log –Permission denied