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The file only contains the required username and password and we can restrict the file to be only readable by root. The fstab-entry contains only the path to the file. The file providing the credentials which is made only readable by root: After adding the above line, we can simply mount our share without providing credentials.
How to unmount Windows share from a CIFS file?
The umount command detaches (unmounts) the mounted file system from the directory tree. To detach a mounted Windows share, use the umount command followed by either the directory where it has been mounted or remote share: If the CIFS mount has an entry in the fstab file, remove it.
On Linux and UNIX operating systems, a Windows share can be mounted on a particular mount point in the local directory tree using the cifs option of the mount command. The Common Internet File System (CIFS) is a network file-sharing protocol.
How to mount a fstab file in CIFS?
From the mount.cifs manpage: credentials=filename specifies a file that contains a username and/or password. The format of the file is: username=value password=value This is preferred over having passwords in plaintext in a shared file, such as /etc/fstab. Be sure to protect any credentials file properly.
Can you read from a CIFS network drive?
I have access to a cifs network drive. When I mount it under my OSX machine, I can read and write from and to it. When I mount the drive in ubuntu, using: I am not able to write to the network drive, but I can read from it. I have checked the permissions and owner of the mount folder, they look like:
Do you need a password to mount a share in Linux?
The “problem” you have with that, if you want to automatically mount the share on your Linux-system, is that the password needs to be saved somewhere or entered manually. For obvious reasons, entering the password every time you need the share isn’t very convenient.
To avoid entering the password, it is possible, next to the username, to supply the password directly on the command but this means it’s readable by everyone looking at your screen or previously entered commands. What we really want is to automatically mount the share on boot.
How to use a file instead of a password?
Question: How to use a FILE instead of directly providing the username/password while mounting CIFS share.
Can you use one credential file per Mount?
When mounting several smb drives with same credentials you have to create one credential file per mount. In other words, you can not use one credential file for several mounts. this will probably solve your issue.
Where do I find the credentials for Linux?
To continue with the second option, we’ll provide the credentials required in an external file. The file only contains the required username and password and we can restrict the file to be only readable by root. The fstab-entry contains only the path to the file.
Which is common Internet file system ( CIFS )?
CIFS (Common Internet File System) is a dialect of SMB (Server Message Block). To avoid entering the password, it is possible, next to the username, to supply the password directly on the command but this means it’s readable by everyone looking at your screen or previously entered commands.