[2024-feb-29] Sad news: Eric Layton aka Nocturnal Slacker aka vtel57 passed away on Feb 26th, shortly after hospitalization. He was one of our Wiki's most prominent admins. He will be missed.

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howtos:network_services:home_nfs_howto [2019/04/06 13:49 (UTC)] – Using proper section headers ellendhelhowtos:network_services:home_nfs_howto [2019/04/06 13:54 (UTC)] (current) – Various formatting improvements ellendhel
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   * the desktop computer will be called DESKTOP and has an IP address 10.1.1.2   * the desktop computer will be called DESKTOP and has an IP address 10.1.1.2
- 
   * the laptop computer will be called LAPTOP and has an IP address 10.1.1.3 using a wired connection   * the laptop computer will be called LAPTOP and has an IP address 10.1.1.3 using a wired connection
- 
   * or the laptop computer will be called LAPTOP-W and has an IP address 10.1.1.4 using a wireless connection   * or the laptop computer will be called LAPTOP-W and has an IP address 10.1.1.4 using a wireless connection
  
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 **/etc/hosts** **/etc/hosts**
  
-On the desktop computer /etc/hosts should have lines like +On the desktop computer /etc/hosts should have lines like
-<code>10.1.1.3                LAPTOP.<your domain>      LAPTOP + 
-10.1.1.4                LAPTOP-W.<your domain>    LAPTOP-W</code> +<code> 
-On the laptop computer /etc/hosts should have a line like+10.1.1.3                LAPTOP.<your domain>      LAPTOP 
 +10.1.1.4                LAPTOP-W.<your domain>    LAPTOP-W 
 +</code> 
 + 
 +On the laptop computer /etc/hosts should have a line like
 <code>10.1.1.2                DESKTOP.<your domain>      DESKTOP</code> <code>10.1.1.2                DESKTOP.<your domain>      DESKTOP</code>
 +
 **/etc/hosts.deny** **/etc/hosts.deny**
  
-On both machines add +On both machines add
-<code>portmap:ALL+ 
 +<code> 
 +portmap:ALL
 lockd:ALL lockd:ALL
 mountd:ALL mountd:ALL
 rquotad:ALL rquotad:ALL
-statd:ALL</code>+statd:ALL 
 +</code> 
 **/etc/hosts.allow** **/etc/hosts.allow**
  
-On the desktop computer add +On the desktop computer add
-<code># For NFS mount from LAN+ 
 +<code> 
 +# For NFS mount from LAN
 portmap: 10.1.1.3 , 10.1.1.4 portmap: 10.1.1.3 , 10.1.1.4
 lockd: 10.1.1.3 , 10.1.1.4 lockd: 10.1.1.3 , 10.1.1.4
 rquotd: 10.1.1.3 , 10.1.1.4 rquotd: 10.1.1.3 , 10.1.1.4
 mountd: 10.1.1.3 , 10.1.1.4 mountd: 10.1.1.3 , 10.1.1.4
-statd: 10.1.1.3 , 10.1.1.4</code>+statd: 10.1.1.3 , 10.1.1.4 
 +</code> 
 + 
 +On the laptop computer add:
  
-On the laptop computer add +<code> 
-<code># For NFS mount from LAN+# For NFS mount from LAN
 portmap: 10.1.1.2 portmap: 10.1.1.2
 lockd: 10.1.1.2 lockd: 10.1.1.2
 rquotd: 10.1.1.2 rquotd: 10.1.1.2
 mountd: 10.1.1.2 mountd: 10.1.1.2
-statd: 10.1.1.2</code> +statd: 10.1.1.2 
-The syntax in the above examples can be altered, e.g. 10.1.1. could be used to allow access from any machine on the 10.1.1.0/24 network+</code> 
 + 
 +The syntax in the above examples can be altered, e.g. 10.1.1. could be used to allow access from any machine on the 10.1.1.0/24 network.
  
 **/etc/exports** **/etc/exports**
  
-On the desktop computer add +On the desktop computer add
-<code># Allow export of root file system to LAPTOP with read/write and root access+ 
 +<code> 
 +# Allow export of root file system to LAPTOP with read/write and root access
 /               LAPTOP(rw,no_root_squash,no_subtree_check) \ /               LAPTOP(rw,no_root_squash,no_subtree_check) \
                 LAPTOP-W(rw,no_root_squash,no_subtree_check)                 LAPTOP-W(rw,no_root_squash,no_subtree_check)
 /music          LAPTOP(rw,no_root_squash,no_subtree_check,nohide) \ /music          LAPTOP(rw,no_root_squash,no_subtree_check,nohide) \
-                LAPTOP-W(rw,no_root_squash,no_subtree_check,nohide)</code> +                LAPTOP-W(rw,no_root_squash,no_subtree_check,nohide) 
-On the laptop computer add +</code>
-<code># Allow export of root file system to DESKTOP with read/write and root access +
-/               DESKTOP(rw,no_root_squash,no_subtree_check)</code>  +
-Comments +
-  * The no_root_squash option is very permissive. The root_squash option is much more secure.+
  
-  * Allowing access to the entire root file system is very permissive. Restriction to a sub-directory is much more secure.+On the laptop computer add:
  
 +<code>
 +# Allow export of root file system to DESKTOP with read/write and root access
 +/               DESKTOP(rw,no_root_squash,no_subtree_check)
 +</code> 
 +
 +Comments
 +  * The //no_root_squash// option is very permissive. The //root_squash// option is much more secure.
 +  * Allowing access to the entire root file system is very permissive. Restriction to a sub-directory is much more secure.
   * The nohide option is required to show the contents of other mounted partitions.   * The nohide option is required to show the contents of other mounted partitions.
  
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 **/etc/rc.d/rc.rpc** **/etc/rc.d/rc.rpc**
  
-Check that this file is executable on both computers. (Not strictly necessary as /etc/rc.d/rc.nfsd will run this, but will be important if you want the computer to work as an NFS client only)+Check that this file is executable on both computers. (Not strictly necessary as /etc/rc.d/rc.nfsd will run this, but will be important if you want the computer to work as an NFS client only).
  
 ===== Binding ports ===== ===== Binding ports =====
Line 97: Line 118:
  
 To use NFS through the firewall follow this guide that is quoted verbatim. Thanks rworkman! To use NFS through the firewall follow this guide that is quoted verbatim. Thanks rworkman!
 +
 From http://rlworkman.net/howtos/NFS_Firewall_HOWTO From http://rlworkman.net/howtos/NFS_Firewall_HOWTO
-<file>This document is intended to give you detailed steps for making NFS bind to+ 
 +<file> 
 +This document is intended to give you detailed steps for making NFS bind to
 user-specified ports instead of random ports assigned by the portmapper. user-specified ports instead of random ports assigned by the portmapper.
 This makes it *much* easier to run a firewall on the NFS server, as you don't This makes it *much* easier to run a firewall on the NFS server, as you don't
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 **/etc/default/rpc** **/etc/default/rpc**
  
-<code># See also /etc/default/nfs+<code> 
 +# See also /etc/default/nfs
  
 # Optional arguments passed to rpcbind. See rpcbind(8) # Optional arguments passed to rpcbind. See rpcbind(8)
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 # Port rpc.mountd should listen on: # Port rpc.mountd should listen on:
 RPC_MOUNTD_PORT=32767 RPC_MOUNTD_PORT=32767
-#</code>+# 
 +</code>
  
 ===== Firewall settings ===== ===== Firewall settings =====
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 **/etc/rc.d/rc.firewall** **/etc/rc.d/rc.firewall**
  
-Here are some example lines to allow NFS +Here are some example lines to allow NFS
-<code>## NFS uses TCP and UDP on ports 111, 2049, 32764-32769+ 
 +<code> 
 +## NFS uses TCP and UDP on ports 111, 2049, 32764-32769
 # Accept TCP and UDP on port 111 from local LAN for portmap # Accept TCP and UDP on port 111 from local LAN for portmap
 $IPTABLES -A INPUT -i $EXTIF -p tcp -s $LOCAL_LAN --dport 111 -j ACCEPT $IPTABLES -A INPUT -i $EXTIF -p tcp -s $LOCAL_LAN --dport 111 -j ACCEPT
 howtos:network_services:home_nfs_howto ()