selinux: samba and nfs

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• nfs and firewall issues:

  nfs can be setup easily using the GUI, ie yum install system-config-nfs The problem with nfs is that it uses certain random ports. If you have firewall enabled, you have problems. The trick is to fix the ports that nfs uses and simply enable those ports in the firewall. After checking up /etc/services, I chose … Continue reading

• selinux relabeling error:

  when you disable and enable selinux, it relabels the files upon start up. There seems to be a bug where sometimes selinux relabel the files wrongly. I once got the fcontext of all the files under /sbin and /bin as boot_t. This can create serious problems… worst than you can imagine. I can’t even ssh … Continue reading

• Installing SVN on a samba shared drive in mac:

  1. Configure the samba share in linux. It needs to have the “delete readonly = yes” line, if not, you will permission errors in .svn/entries when checking out projects in mac. so we need something like this: [homes] comment = LAM IT Home Directories browseable = no writable = yes # creation mode depends on … Continue reading

• mounting samba share and finding samba ip in linux:

  following the samba/nfs post – https://www.azhowto.com/2009/08/07/mounting-file-systems-and-autofs-tips/ earlier, what if we do not know the ip address of the samba server? if you just have the samba server name say ri-fnp, smbclient can find it easily for you, just do smbclient //ri-fnp/backup -U user -W MYDOMAIN If you want to mount it, you will need to … Continue reading

• Setting Up A Secure Linux Authentication Server Quickly (LDAP + TLS + SAMBA):

  Just like microsoft active directory, having a centralised authentication server in linux is important especially when you have more than one server or service to manage. Just imagine each service (ssh, samba, httpd…etc) has its own user database… Sooner or later, you will find managing users very difficult. A simple task like deleting a user … Continue reading

• mounting windows share on local machine via samba – fixing selinux:

  if you are running selinux, you get this error SELinux is preventing samba (smbd) “getattr” to /mnt/blarblar (cifs_t). For complete SELinux messages. run sealert -l e523015e-150a-4736-80c1-c7a40af6d396″ In fstab, we need to mount samba with the right context like so: //10.2.115.11/linuxbackup /mnt/blarblar  cifs domain=MYDOMAIN,user=backupservice,password=blarblar,context=system_u:object_r:samba_share_t:s0 0 0 or using command line, remember to use the right context … Continue reading

• Virtualbox – samba share from linux guest:

  vboxsf sharing from virtualbox host to guest is way too SLOWWWWW. Might as well get samba running in linux host and share it to the host. To do that. Need to 1. Configure virtualbox to use NAT. 2. Add a second ethernet connection. Choose “host only”. To add the host in the dropdown. You have … Continue reading

• SVN commits fail- Can’t get exclusive lock:

  this could be due to many reasons. If your data is in a nfs mounted drive, restart nfs and it should fix the problem. Like it.? Share it:Tweet