Samba

Samba docker container

What is Samba?

Since 1992, Samba has provided secure, stable and fast file and print services for all clients using the SMB/CIFS protocol, such as all versions of DOS and Windows, OS/2, Linux and many others.

How to use this image

By default there are no shares configured, additional ones can be added.

Hosting a Samba instance

sudo docker run -it -p 139:139 -p 445:445 -d dperson/samba

OR set local storage:

sudo docker run -it --name samba -p 139:139 -p 445:445 \
            -v /path/to/directory:/mount \
            -d dperson/samba

Configuration

sudo docker run -it --rm dperson/samba -h
Usage: samba.sh [-opt] [command]
Options (fields in '[]' are optional, '<>' are required):
    -h          This help
    -c "<from:to>" setup character mapping for file/directory names
                required arg: "<from:to>" character mappings separated by ','
    -g "<parameter>" Provide global option for smb.conf
                required arg: "<parameter>" - IE: -g "log level = 2"
    -i "<path>" Import smbpassword
                required arg: "<path>" - full file path in container
    -n          Start the 'nmbd' daemon to advertise the shares
    -p          Set ownership and permissions on the shares
    -r          Disable recycle bin for shares
    -S          Disable SMB2 minimum version
    -s "<name;/path>[;browse;readonly;guest;users;admins;writelist;comment]"
                Configure a share
                required arg: "<name>;</path>"
                <name> is how it's called for clients
                <path> path to share
                NOTE: for the default values, just leave blank
                [browsable] default:'yes' or 'no'
                [readonly] default:'yes' or 'no'
                [guest] allowed default:'yes' or 'no'
                [users] allowed default:'all' or list of allowed users
                [admins] allowed default:'none' or list of admin users
                [writelist] list of users that can write to a RO share
                [comment] description of share
    -u "<username;password>[;ID;group]"       Add a user
                required arg: "<username>;<passwd>"
                <username> for user
                <password> for user
                [ID] for user
                [group] for user
    -w "<workgroup>"       Configure the workgroup (domain) samba should use
                required arg: "<workgroup>"
                <workgroup> for samba
    -W          Allow access wide symbolic links
    -I          Add an include option at the end of the smb.conf
                required arg: "<include file path>"
                <include file path> in the container, e.g. a bind mount

The 'command' (if provided and valid) will be run instead of samba

ENVIRONMENT VARIABLES

• CHARMAP - As above, configure character mapping
• GLOBAL - As above, configure a global option
• IMPORT - As above, import a smbpassword file
• NMBD - As above, enable nmbd
• PERMISSIONS - As above, set file permissions on all shares
• RECYCLE - As above, disable recycle bin
• SHARE - As above, setup a share
• SMB - As above, disable SMB2 minimum version
• TZ - Set a timezone, IE EST5EDT
• USER - As above, setup a user
• WIDELINKS - As above, allow access wide symbolic links
• WORKGROUP - As above, set workgroup
• USERID - Set the UID for the samba server
• GROUPID - Set the GID for the samba server
• INCLUDE - As above, add a smb.conf include

NOTE: if you enable nmbd (via -n or the NMBD environment variable), you will also want to expose port 137 and 138 with -p 137:137/udp -p 138:138/udp.

Examples

Any of the commands can be run at creation with docker run or later with docker exec -it samba samba.sh (as of version 1.3 of docker).

Setting the Timezone

sudo docker run -it -e TZ=EST5EDT -p 139:139 -p 445:445 -d dperson/samba

Start an instance creating users and shares:

sudo docker run -it -p 139:139 -p 445:445 -d dperson/samba \
            -u "example1;badpass" \
            -u "example2;badpass" \
            -s "public;/share" \
            -s "users;/srv;no;no;no;example1,example2" \
            -s "example1 private;/example1;no;no;no;example1" \
            -s "example2 private;/example2;no;no;no;example2"

User Feedback

Issues

If you have any problems with or questions about this image, please contact me through a GitHub issue.