diff options
Diffstat (limited to 'docs/docbook/projdoc/passdb.xml')
| -rw-r--r-- | docs/docbook/projdoc/passdb.xml | 280 |
1 files changed, 174 insertions, 106 deletions
diff --git a/docs/docbook/projdoc/passdb.xml b/docs/docbook/projdoc/passdb.xml index afe5ae24af..419dd51335 100644 --- a/docs/docbook/projdoc/passdb.xml +++ b/docs/docbook/projdoc/passdb.xml @@ -346,6 +346,32 @@ Samba-3 introduces the following new password backend capabilities: </itemizedlist> </sect3> </sect2> + + <sect2> + <title>Mapping User Identifiers between MS Windows and Unix</title> + + <para> + Every operation in Unix/Linux requires a user identifier (UID), just as in + MS Windows NT4 / 200x this requires a Security Identifier (SID). Samba provides + two means for mapping an MS Windows user to a Unix/Linux UID. + </para> + + <para> + Firstly, all Samba SAM (Security Account Management database) accounts require + a Unix/Linux UID that the account will map to. As users are added to the account + information database samba-3 will call the <command>add user script</command> + interface to add the account to the Samba host OS. In essence all accounts in + the local SAM require a local user account. + </para> + + <para> + The second way to affect Windows SID to Unix UID mapping is via the + <emphasis>idmap uid, idmap gid</emphasis> parameters in &smb.conf;. + Please refer to the man page for information about these parameters. + These parameters are essential when mapping users from a remote SAM server. + </para> + + </sect2> </sect1> <sect1> @@ -792,7 +818,7 @@ include /etc/openldap/schema/nis.schema </para> <para> -<programlisting> +<screen> # Indices to maintain ## required by OpenLDAP index objectclass eq @@ -810,12 +836,11 @@ index displayName pres,sub,eq ##index gidNumber eq ##index memberUid eq -index rid eq index sambaSID eq index sambaPrimaryGroupSID eq index sambaDomainName eq index default sub -</programlisting> +</screen> </para> <para> @@ -823,9 +848,9 @@ index default sub </para> <para> -<programlisting> +<screen> ./sbin/slapindex -f slapd.conf -</programlisting> +</screen> </para> <para> @@ -869,51 +894,51 @@ index default sub use with an LDAP directory could appear as </para> - <para> - <programlisting> - ## /usr/local/samba/lib/smb.conf - [global] - security = user - encrypt passwords = yes +<para> +<screen> +## /usr/local/samba/lib/smb.conf +[global] + security = user + encrypt passwords = yes - netbios name = TASHTEGO - workgroup = NARNIA + netbios name = TASHTEGO + workgroup = NARNIA - # ldap related parameters + # ldap related parameters - # define the DN to use when binding to the directory servers - # The password for this DN is not stored in smb.conf. Rather it - # must be set by using 'smbpasswd -w <replaceable>secretpw</replaceable>' to store the - # passphrase in the secrets.tdb file. If the "ldap admin dn" values - # change, this password will need to be reset. - ldap admin dn = "cn=Samba Manager,ou=people,dc=samba,dc=org" + # define the DN to use when binding to the directory servers + # The password for this DN is not stored in smb.conf. Rather it + # must be set by using 'smbpasswd -w <replaceable>secretpw</replaceable>' to store the + # passphrase in the secrets.tdb file. If the "ldap admin dn" values + # change, this password will need to be reset. + ldap admin dn = "cn=Samba Manager,ou=people,dc=samba,dc=org" - # Define the SSL option when connecting to the directory - # ('off', 'start tls', or 'on' (default)) - ldap ssl = start tls + # Define the SSL option when connecting to the directory + # ('off', 'start tls', or 'on' (default)) + ldap ssl = start tls - # syntax: passdb backend = ldapsam:ldap://server-name[:port] - passdb backend ldapsam:ldap://funball.samba.org + # syntax: passdb backend = ldapsam:ldap://server-name[:port] + passdb backend = ldapsam:ldap://funball.samba.org, guest - # smbpasswd -x delete the entire dn-entry - ldap delete dn = no + # smbpasswd -x delete the entire dn-entry + ldap delete dn = no - # the machine and user suffix added to the base suffix - # wrote WITHOUT quotes. NULL siffixes by default - ldap user suffix = ou=People - ldap machine suffix = ou=Systems + # the machine and user suffix added to the base suffix + # wrote WITHOUT quotes. NULL siffixes by default + ldap user suffix = ou=People + ldap machine suffix = ou=Systems - # Trust unix account information in LDAP - # (see the smb.conf manpage for details) - ldap trust ids = Yes + # Trust unix account information in LDAP + # (see the smb.conf manpage for details) + ldap trust ids = Yes - # specify the base DN to use when searching the directory - ldap suffix = "ou=people,dc=samba,dc=org" + # specify the base DN to use when searching the directory + ldap suffix = "ou=people,dc=samba,dc=org" - # generally the default ldap search filter is ok - # ldap filter = "(&(uid=%u)(objectclass=sambaAccount))" - </programlisting> - </para> + # generally the default ldap search filter is ok + # ldap filter = "(&(uid=%u)(objectclass=sambaAccount))" +</screen> +</para> </sect3> @@ -928,7 +953,7 @@ index default sub <para> Machines accounts are managed with the sambaAccount objectclass, just like users accounts. However, it's up to you to store thoses accounts - in a different tree of you LDAP namespace: you should use + in a different tree of your LDAP namespace: you should use "ou=Groups,dc=plainjoe,dc=org" to store groups and "ou=People,dc=plainjoe,dc=org" to store users. Just configure your NSS and PAM accordingly (usually, in the /etc/ldap.conf configuration @@ -989,14 +1014,14 @@ index default sub following ACL in <filename>slapd.conf</filename>: </para> - <para> - <programlisting> - ## allow the "ldap admin dn" access, but deny everyone else - access to attrs=lmPassword,ntPassword - by dn="cn=Samba Admin,ou=people,dc=plainjoe,dc=org" write - by * none - </programlisting> - </para> +<para> +<screen> +## allow the "ldap admin dn" access, but deny everyone else +access to attrs=lmPassword,ntPassword + by dn="cn=Samba Admin,ou=people,dc=plainjoe,dc=org" write + by * none +</screen> +</para> </sect3> @@ -1103,7 +1128,7 @@ index default sub </para> <para> - <programlisting> + <screen> dn: uid=guest2, ou=people,dc=plainjoe,dc=org ntPassword: 878D8014606CDA29677A44EFA1353FC7 pwdMustChange: 2147483647 @@ -1118,7 +1143,7 @@ index default sub logoffTime: 2147483647 rid: 19006 pwdCanChange: 0 - </programlisting> + </screen> </para> <para> @@ -1127,7 +1152,7 @@ index default sub </para> <para> - <programlisting> + <screen> dn: uid=gcarter, ou=people,dc=plainjoe,dc=org logonTime: 0 displayName: Gerald Carter @@ -1150,7 +1175,7 @@ index default sub pwdCanChange: 0 pwdMustChange: 2147483647 ntPassword: 878D8014606CDA29677A44EFA1353FC7 - </programlisting> + </screen> </para> </sect3> @@ -1207,7 +1232,12 @@ index default sub <title>MySQL</title> <para> - Stuff goes here! + Every so often someone will come along with a great new idea. Storing of user accounts in an + SQL backend is one of them. Those who want to do this are in the best position to know what the + specific benefits are to them. This may sound like a cop-out, but in truth we can not attempt + to document every nitty little detail why certain things of marginal utility to the bulk of + Samba users might make sense to the rest. In any case, the following instructions should help + the determined SQL user to implement a working system. </para> <sect3> @@ -1218,7 +1248,9 @@ index default sub for the column names) or use the default table. The file <filename>examples/pdb/mysql/mysql.dump</filename> contains the correct queries to create the required tables. Use the command : + <screen> <command>mysql -u<replaceable>username</replaceable> -h<replaceable>hostname</replaceable> -p<replaceable>password</replaceable> <replaceable>databasename</replaceable> > <filename>/path/to/samba/examples/pdb/mysql/mysql.dump</filename></command> + </screen> </para> </sect3> @@ -1228,9 +1260,9 @@ index default sub <para>This plugin lacks some good documentation, but here is some short info:</para> <para>Add a the following to the <command>passdb backend</command> variable in your <filename>smb.conf</filename>: - <programlisting> + <screen> passdb backend = [other-plugins] mysql:identifier [other-plugins] - </programlisting> + </screen> </para> <para>The identifier can be any string you like, as long as it doesn't collide with @@ -1243,16 +1275,16 @@ index default sub Additional options can be given thru the &smb.conf; file in the <command>[global]</command> section. </para> - <para> - <programlisting> - identifier:mysql host - host name, defaults to 'localhost' - identifier:mysql password - identifier:mysql user - defaults to 'samba' - identifier:mysql database - defaults to 'samba' - identifier:mysql port - defaults to 3306 - identifier:table - Name of the table containing users - </programlisting> - </para> + <para> + <screen> + identifier:mysql host - host name, defaults to 'localhost' + identifier:mysql password + identifier:mysql user - defaults to 'samba' + identifier:mysql database - defaults to 'samba' + identifier:mysql port - defaults to 3306 + identifier:table - Name of the table containing users + </screen> + </para> <warning> <para> @@ -1265,41 +1297,41 @@ index default sub <para>Names of the columns in this table(I've added column types those columns should have first):</para> - <para> - <programlisting> - identifier:logon time column - int(9) - identifier:logoff time column - int(9) - identifier:kickoff time column - int(9) - identifier:pass last set time column - int(9) - identifier:pass can change time column - int(9) - identifier:pass must change time column - int(9) - identifier:username column - varchar(255) - unix username - identifier:domain column - varchar(255) - NT domain user is part of - identifier:nt username column - varchar(255) - NT username - identifier:fullname column - varchar(255) - Full name of user - identifier:home dir column - varchar(255) - Unix homedir path - identifier:dir drive column - varchar(2) - Directory drive path (eg: 'H:') - identifier:logon script column - varchar(255) - - Batch file to run on client side when logging on - identifier:profile path column - varchar(255) - Path of profile - identifier:acct desc column - varchar(255) - Some ASCII NT user data - identifier:workstations column - varchar(255) - - Workstations user can logon to (or NULL for all) - identifier:unknown string column - varchar(255) - unknown string - identifier:munged dial column - varchar(255) - ? - identifier:user sid column - varchar(255) - NT user SID - identifier:group sid column - varchar(255) - NT group ID - identifier:lanman pass column - varchar(255) - encrypted lanman password - identifier:nt pass column - varchar(255) - encrypted nt passwd - identifier:plain pass column - varchar(255) - plaintext password - identifier:acct control column - int(9) - nt user data - identifier:unknown 3 column - int(9) - unknown - identifier:logon divs column - int(9) - ? - identifier:hours len column - int(9) - ? - identifier:unknown 5 column - int(9) - unknown - identifier:unknown 6 column - int(9) - unknown - </programlisting> - </para> + <para> + <screen> + identifier:logon time column - int(9) + identifier:logoff time column - int(9) + identifier:kickoff time column - int(9) + identifier:pass last set time column - int(9) + identifier:pass can change time column - int(9) + identifier:pass must change time column - int(9) + identifier:username column - varchar(255) - unix username + identifier:domain column - varchar(255) - NT domain user is part of + identifier:nt username column - varchar(255) - NT username + identifier:fullname column - varchar(255) - Full name of user + identifier:home dir column - varchar(255) - Unix homedir path + identifier:dir drive column - varchar(2) - Directory drive path (eg: 'H:') + identifier:logon script column - varchar(255) + - Batch file to run on client side when logging on + identifier:profile path column - varchar(255) - Path of profile + identifier:acct desc column - varchar(255) - Some ASCII NT user data + identifier:workstations column - varchar(255) + - Workstations user can logon to (or NULL for all) + identifier:unknown string column - varchar(255) - unknown string + identifier:munged dial column - varchar(255) - ? + identifier:user sid column - varchar(255) - NT user SID + identifier:group sid column - varchar(255) - NT group ID + identifier:lanman pass column - varchar(255) - encrypted lanman password + identifier:nt pass column - varchar(255) - encrypted nt passwd + identifier:plain pass column - varchar(255) - plaintext password + identifier:acct control column - int(9) - nt user data + identifier:unknown 3 column - int(9) - unknown + identifier:logon divs column - int(9) - ? + identifier:hours len column - int(9) - ? + identifier:unknown 5 column - int(9) - unknown + identifier:unknown 6 column - int(9) - unknown + </screen> + </para> <para> Eventually, you can put a colon (:) after the name of each column, which @@ -1393,11 +1425,47 @@ index default sub <sect1> <title>Common Errors</title> -<para> -Put stuff here -- People forget to put their users in their backend and then complain samba - won't authorize them -</para> + <sect2> + <title>Users can not logon - Users not in Samba SAM</title> + + <para> + People forget to put their users in their backend and then complain samba won't authorize them. + </para> + </sect2> + + <sect2> + <title>Users are being added to the wrong backend database</title> + + <para> + A few complaints have been recieved from users that just moved to samba-3. The following + &smb.conf; file entries were causing problems, new accounts were being added to the old + smbpasswd file, not to the tdbsam passdb.tdb file: + </para> + + <para> + <screen> + [globals] + ... + passdb backend = smbpasswd, tdbsam, guest + ... + </screen> + </para> + + <para> + Samba will add new accounts to the first entry in the <emphasis>passdb backend</emphasis> + parameter entry. If you want to update to the tdbsam, then change the entry to: + </para> + + <para> + <screen> + [globals] + ... + passdb backend = tdbsam, smbpasswd, guest + ... + </screen> + </para> + + </sect2> </sect1> </chapter> |