5.3. Samba

5.3. Samba
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5.3.1. install

5.3.1.1. Ubuntu

環境 ubuntu 17.10

$ sudo apt install samba

查看Samba 伺服器的連接埠

neo@shenzhen:~$ sudo netstat -tlnp |grep smb
tcp        0      0 0.0.0.0:139             0.0.0.0:*               LISTEN     4480/smbd
tcp        0      0 0.0.0.0:445             0.0.0.0:*               LISTEN     4480/smbd
neo@shenzhen:~$

5.3.1.2. Samba

# yum -y install samba
# service smbd start

smbpasswd

[root@development ~]# sudo smbpasswd -L -a neo

smb.conf

#============================ Share Definitions ==============================

[homes]
        comment = Home Directories
        browseable = no
        writable = yes
        valid users = %S

[developer]
        comment = Developer Stuff
        path = /var/www/html
        public = yes
        writable = yes
        printable = no
        write list = +apache

5.3.1.3. CentOS 7

yum install -y samba

cp /etc/samba/smb.conf{,.original}

systemctl enable smb
systemctl start smb

5.3.1.4. firewall

防火牆

firewall-cmd --permanent --add-port=137/tcp
firewall-cmd --permanent --add-port=138/tcp
firewall-cmd --permanent --add-port=139/tcp
firewall-cmd --permanent --add-port=445/tcp
firewall-cmd --permanent --add-port=901/tcp

firewall-cmd --reload

iptables -L

5.3.1.5. SELinux Configuration

setsebool -P samba_enable_home_dirs on
chcon -t samba_share_t /home/samba

/home/samba 改為你共享的目錄

5.3.2. smb.conf

security = share|user 共享|用戶模式

comment = 描述
valid users = '%S'登錄用戶，'neo'允許neo訪問
read only = 'No'讀寫模式，'Yes'只讀模式
browseable = 'No'不顯示, 'Yes'顯示

5.3.2.1. Security consideration

[global]
interfaces = lo, eth0
bind interfaces only = true

5.3.3. testparm - check an smb.conf configuration file for internal correctness

# testparm
Load smb config files from /etc/samba/smb.conf
rlimit_max: increasing rlimit_max (1024) to minimum Windows limit (16384)
Processing section "[homes]"
Processing section "[printers]"
Loaded services file OK.
Server role: ROLE_STANDALONE
Press enter to see a dump of your service definitions

[global]
	workgroup = MYGROUP
	server string = Samba Server Version %v
	log file = /var/log/samba/log.%m
	max log size = 50
	idmap config * : backend = tdb
	cups options = raw

[homes]
	comment = Home Directories
	read only = No
	browseable = No

[printers]
	comment = All Printers
	path = /var/spool/samba
	printable = Yes
	print ok = Yes
	browseable = No

5.3.4. smbstatus - report on current Samba connections

# smbstatus 

Samba version 4.1.12
PID     Username      Group         Machine                        
-------------------------------------------------------------------

Service      pid     machine       Connected at
-------------------------------------------------------

No locked files

連結共享目錄後再次查看

# smbstatus 

Samba version 4.1.12
PID     Username      Group         Machine                        
-------------------------------------------------------------------
12507     www           www           192.168.4.69 (ipv4:192.168.4.69:65102)

Service      pid     machine       Connected at
-------------------------------------------------------
www          12507   192.168.4.69  Wed Sep 23 01:34:44 2015
IPC$         12507   192.168.4.69  Wed Sep 23 01:34:43 2015

Locked files:
Pid          Uid        DenyMode   Access      R/W        Oplock           SharePath   Name   Time
--------------------------------------------------------------------------------------------------
12507        80         DENY_NONE  0x100081    RDONLY     NONE             /www   SOA   Wed Sep 23 02:01:22 2015
12507        80         DENY_NONE  0x100081    RDONLY     NONE             /www   SOA/queue   Wed Sep 23 02:01:22 2015
12507        80         DENY_NONE  0x100081    RDONLY     NONE             /www   .   Wed Sep 23 01:37:53 2015
12507        80         DENY_NONE  0x100081    RDONLY     NONE             /www   .   Wed Sep 23 01:58:22 2015

5.3.5. smbpasswd - change a user's SMB password

# smbpasswd -a www
New SMB password:
Retype new SMB password:
Added user www.

5.3.6. nmblookup - NetBIOS over TCP/IP client used to lookup NetBIOS names

		
$ nmblookup -A 172.16.0.5
Looking up status of 172.16.0.5
        USER            <00> -         B <ACTIVE>
        WORKGROUP       <00> - <GROUP> B <ACTIVE>
        USER            <20> -         B <ACTIVE>
        WORKGROUP       <1e> - <GROUP> B <ACTIVE>
        WORKGROUP       <1d> -         B <ACTIVE>
        ..__MSBROWSE__. <01> - <GROUP> B <ACTIVE>

        MAC Address = 00-25-64-A7-18-97

5.3.7. smbfs/smbmount/smbumount

sudo apt-get install smbfs

smbmount

$ sudo mkdir /mnt/winfs
$ sudo smbmount //172.16.0.92/tmp /mnt/winfs
$ ls /mnt/winfs/

使用neo帳號登錄

$ sudo smbmount //172.16.0.92/tmp /mnt/winfs -o username=neo

mount

$ mount -t smbfs -o username=jwhittal \\\\172.16.1.3\\c$ /mnt/thumb

linux 不再使用smbfs, 替換為 cifs

$ mount -t cifs //192.168.0.2/ /mnt/

5.3.8. smbclient - ftp-like client to access SMB/CIFS resources on servers

$ sudo apt-get install smbclient

5.3.8.1. 顯示共享目錄

$ smbclient -L 172.16.1.3

neo@netkiller:~$ smbclient -L 172.16.0.1
Enter neo's password:
Domain=[WORKGROUP] OS=[Unix] Server=[Samba 3.4.0]

        Sharename       Type      Comment
        ---------       ----      -------
        IPC$            IPC       IPC Service (netkiller server (Samba, Ubuntu))
        www             Disk      www diretcory
        print$          Disk      Printer Drivers
        neo             Disk      Home Directories
Domain=[WORKGROUP] OS=[Unix] Server=[Samba 3.4.0]

        Server               Comment
        ---------            -------
        DEBIAN               debian server
        NETKILLER            netkiller server (Samba, Ubuntu)

        Workgroup            Master
        ---------            -------
        WORKGROUP            DEBIAN

5.3.8.2. 訪問共享資源

訪問developer共享目錄

$ smbclient //localhost/developer

Enter neo's password:
Domain=[WORKGROUP] OS=[Unix] Server=[Samba 3.3.2]
Server not using user level security and no password supplied.
smb: \> ls
  .                                   D        0  Thu Oct 29 02:05:37 2009
  ..                                  D        0  Thu Oct 22 05:27:16 2009
  ofcard.php                                1104  Tue Oct 27 02:00:49 2009
  index.html                                 580  Thu Oct 29 02:05:37 2009
  webapps                             D        0  Wed Oct 28 06:04:08 2009
  ecmall                              D        0  Thu Oct 22 00:00:12 2009
  doc                                 D        0  Wed Oct 28 06:04:09 2009
  supersite                           D        0  Thu Oct 22 03:35:08 2009
  empire                              D        0  Thu Oct 22 02:56:12 2009
  discuz                              D        0  Wed Oct 21 22:04:29 2009
  resin-data                          D        0  Wed Oct 28 06:21:02 2009
  phpMyAdmin                          D        0  Sat Oct 24 09:02:29 2009
  empirecms6                          D        0  Thu Oct 22 04:12:44 2009
  ecshop                              D        0  Wed Oct 21 21:56:40 2009
  watchdog-data                       D        0  Wed Oct 28 06:07:19 2009
  ucenter                             D        0  Wed Oct 21 22:41:58 2009
  ecshop.old                          D        0  Fri Oct 23 11:35:39 2009
  magento                             D        0  Tue Oct  6 19:19:54 2009
  weberp                              D        0  Fri Oct 23 05:21:33 2009

                61335 blocks of size 131072. 41655 blocks available
smb: \>

5.3.8.3. 用戶登錄

使用用戶Neo登錄

$ smbclient //localhost/developer -U neo

Enter neo's password:
Domain=[UBUNTU] OS=[Unix] Server=[Samba 3.3.2]
smb: \> ls
  .                                   D        0  Thu Oct 29 03:13:31 2009
  ..                                  D        0  Thu Oct 22 05:27:16 2009
  ofcard.php                                1104  Tue Oct 27 02:00:49 2009
  index.html                                 676  Thu Oct 29 03:13:31 2009
  webapps                             D        0  Wed Oct 28 06:04:08 2009
  ecmall                              D        0  Thu Oct 22 00:00:12 2009
  doc                                 D        0  Wed Oct 28 06:04:09 2009
  supersite                           D        0  Thu Oct 22 03:35:08 2009
  empire                              D        0  Thu Oct 22 02:56:12 2009
  discuz                              D        0  Wed Oct 21 22:04:29 2009
  resin-data                          D        0  Wed Oct 28 06:21:02 2009
  phpMyAdmin                          D        0  Sat Oct 24 09:02:29 2009
  empirecms6                          D        0  Thu Oct 22 04:12:44 2009
  ecshop                              D        0  Wed Oct 21 21:56:40 2009
  watchdog-data                       D        0  Wed Oct 28 06:07:19 2009
  ucenter                             D        0  Wed Oct 21 22:41:58 2009
  ecshop.old                          D        0  Fri Oct 23 11:35:39 2009
  magento                             D        0  Tue Oct  6 19:19:54 2009
  weberp                              D        0  Fri Oct 23 05:21:33 2009

                61335 blocks of size 131072. 41654 blocks available
smb: \> quit

5.3.9. smbtar - shell script for backing up SMB/CIFS shares directly to UNIX tape drives

5.3.10. by Example

Backup the /etc/samba/smb.conf file:

sudo cp /etc/samba/smb.conf /etc/samba/smb.conf.original

5.3.10.1. share

security = share

			
[tmp]
   comment = test
   writable = yes
   locking = yes
   path = /tmp
   public = yes

[neo]
   comment = neo
   writable = yes
   locking = yes
   path = /home/neo/
   public = yes

[htdocs]
   comment = neo
   writable = yes
   locking = yes
   path = /opt/lampp/htdocs
   public = yes

5.3.10.2. user

sudo cp /etc/samba/smb.conf /etc/samba/smb.conf.original

security = user

add user

sudo useradd -s /bin/true neo
sudo smbpasswd -L -a neo

enable

sudo smbpasswd -L -e neo

del user

sudo smbpasswd -L -x neo

5.3.10.3. test

測試配置檔案是否正確

$ testparm

查看共享目錄

$ smbclient -L localhost -N

Domain=[WORKGROUP] OS=[Unix] Server=[Samba 3.3.2]

        Sharename       Type      Comment
        ---------       ----      -------
        print$          Disk      Printer Drivers
        developer       Disk      Development
        IPC$            IPC       IPC Service (ubuntu server (Samba, Ubuntu))
Domain=[WORKGROUP] OS=[Unix] Server=[Samba 3.3.2]

        Server               Comment
        ---------            -------
        PRINTSERVER
        UBUNTU               ubuntu server (Samba, Ubuntu)

        Workgroup            Master
        ---------            -------
        WORKGROUP            PRINTSERVER

Windows 訪問測試

C:\>net view \\192.168.3.40
在 \\192.168.3.40 的共享資源

ubuntu server (Samba, Ubuntu)

共享名     類型  使用為  註釋

----------------------------------------------------------
developer  Disk  Development
命令運行完畢，但發生一個或多個錯誤。

5.3.11. FAQ

5.3.11.1. smbd/service.c:make_connection_snum(1013)

  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied
[2010/05/17 17:26:08, 0] smbd/service.c:make_connection_snum(1013)
  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied
[2010/05/17 17:26:08, 0] smbd/service.c:make_connection_snum(1013)
  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied
[2010/05/17 17:26:11, 0] smbd/service.c:make_connection_snum(1013)
  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied
[2010/05/17 17:26:13, 0] smbd/service.c:make_connection_snum(1013)
  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied
[2010/05/17 17:26:13, 0] smbd/service.c:make_connection_snum(1013)
  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied
[2010/05/17 17:26:13, 0] smbd/service.c:make_connection_snum(1013)
  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied
[2010/05/17 17:26:13, 0] smbd/service.c:make_connection_snum(1013)
  '/www' does not exist or permission denied when connecting to [www] Error was Permission denied

關閉 SELinux

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