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--- linux_wiki:auto_mount_network_shares [2016/02/18 23:01]
billdozor [Start and Enable]
+++ linux_wiki:auto_mount_network_shares [2019/05/25 23:50] (current)
@@ Line 6: / Line 6: @@
 **Checklist**
-  * Enterprise Linux 6/7
+  * Distro(s): Enterprise Linux 6/7
-  * Network server with shared directory (NFS or CIFS)
+  * Other: Network server with shared directory (NFS or CIFS)
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@@ Line 36: / Line 36: @@
     * In EL7, the "/etc/auto.master" file is part of the RPM; any updates to the autofs package could overwrite changes you make, so it is recommended to create your own master map file under /etc/auto.master.d/. The name does not matter, as long as it ends in ".autofs"
-/etc/auto.master or /etc/auto.master.d/<name>.autofs => Main map file.
+\\
+Master Map File Contents
   * First column = name of the mount point on the local client system
   * Second column = config file that controls its mounting
@@ Line 45: / Line 46: @@
 # File: /etc/auto.master OR /etc/auto.master.d/<name>.autofs
+# Direct mounts: look in auto.direct for mappings
 /-     /etc/auto.direct
+# Indirect mounts: look in auto.home for mappings of subdirectories of /home/
 /home  /etc/auto.home --timeout=600
 </code>
-  * Direct Maps => Network file systems that are mounted from different servers or that don't all start with the same file system path on the same server.
+  * Direct Maps => One or more full path mounts to one or more remote servers. This is similar to regular NFS mounts that you would see in /etc/fstab.
     * Above example: /-     /etc/auto.direct
-  * Indirect Maps => Directories on the remote server that can all be mounted under the same local mount point.
+  * Indirect Maps => Directories on the remote server that can all be mounted under the same local mount point. (IE: All sub directories of the listed local mount "/home")
     * Above example: /home  /etc/auto.home --timeout=600
@@ Line 62: / Line 66: @@
 <code bash>
 # File: /etc/auto.direct
+# Reminder of master map contents for reference:
+#   /-     /etc/auto.direct
+# Direct mappings: local mountpoint from remote mountpoint
 /network-shares/nfs-share    -rw    192.168.1.151:/data/nfs
 /network-shares/nfs-share2   -rw    192.168.1.151:/data/nfs2
-/network-shares/cifs  -fstype=cifs,rw,credentials=/root/.ssh/.cifs-share  ://192.168.1.151/cifs-share
+/network-shares/cifs  -fstype=cifs,rw,credentials=/root/.ssh/.cifs-share  //192.168.1.151/cifs-share
 </code>
   * First column => local mount point
@@ Line 80: / Line 87: @@
 <code bash>
 # File: /etc/auto.home
+# Reminder of master map contents for reference:
+#   /home  /etc/auto.home --timeout=600
+# Indirect mappings: sub directories of /home/
 yoda    192.168.1.151:/home/yoda
 luke    192.168.1.151:/home/luke
@@ Line 98: / Line 108: @@
 *    192.168.1.151:/home/&
 </code>
-  * The "&" is replaced by the key in the first column (*)
+  * "*" is assigned the directory that is accessed. If someone tried to access "/home/yoda", the "*" value is "yoda".
-  * "*" is assigned the value that triggered access. If someone tried to access /home/luke, then "luke" will be the value of the key in the first column ("*")
+  * The "&" in the remote server line is replaced by the key in the first column (*). So if someone accesses local "/home/yoda", the remote system (192.168.1.151) gets an access attempt to "/home/yoda"
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