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<title> Postfix manual - mongodb_table(5) </title>
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MONGODB_TABLE(5)                                              MONGODB_TABLE(5)

<b><a name="name">NAME</a></b>
       mongodb_table - Postfix MongoDB client configuration

<b><a name="synopsis">SYNOPSIS</a></b>
       <b>postmap -q "</b><i>string</i><b>" <a href="mongodb_table.5.html">mongodb</a>:/etc/postfix/</b><i>filename</i>

       <b>postmap -q - <a href="mongodb_table.5.html">mongodb</a>:/etc/postfix/</b><i>filename</i> <<i>inputfile</i>

<b><a name="description">DESCRIPTION</a></b>
       The  Postfix  mail system uses optional tables for address rewriting or
       mail routing. These tables are usually in <b><a href="lmdb_table.5.html">lmdb</a>:</b>, <b><a href="CDB_README.html">cdb</a>:</b>, <b><a href="DATABASE_README.html#types">hash</a>:</b>,  or  <b><a href="DATABASE_README.html#types">dbm</a>:</b>
       format.

       Alternatively, lookup tables can be specified as MongoDB databases.  To
       find out what types of lookup tables your Postfix system  supports  use
.

       In  order  to  use MongoDB lookups, define a <ead
>for:
           <a href="postconf.5.html#alias_maps">alias_maps</a> = <a href="mongodb_table.5.html">mongodb</a>:/etc/postfix/mongodb-aliases.cf

       In this example, the file /etc/postfix/mongodb-aliases.cf has the  same
       format  as  the  Postfix  <a href="postconf.5.html">main.cf</a>  file, and can specify the parameters
        have  the    
       <a href="postconf.5.html">main.cf<title>-java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 50

       It isjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        ofdatabase . :
           <a href="postconf.5.html#alias_maps">alias_maps</a> = <a href="proxymap.8.html">proxy</a>:<a href="mongodb_table.5.html">mongodb</a>:/etc/postfix/mongodb-aliases.cf

       Note: when using <a href="proxymap.8.html">proxy        Thesetablesare java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 250
      unprivileged  postfix   specified withthe  < ="5.#mail_owner>mail_owner</a con-
       figuration parameter).

<b><a name="mongodb_parameters">MONGODB PARAMETERS</a></b>
       <b>uri</b>    The URI of mongo server/cluster that Postfix will try to connect
              to and query from. Please see
              <a href="https://www.mongodb.com/docs/manual/reference/connection-string/">https://www.mongodb.com/docs/manual/reference/connection-string/</a>

              Example:
                  uri = mongodb+srv://user:pass@loclhost:27017/mail

       b>dbname</>Namethe  readfrom  :
                  dbname = mail

       <b>collection</b>
              Name  of  the  collection  (table) to read thejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
              Example:
                  collection= mailbox

       <b>query_filter</b>
              The java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 85
              is  a substitute for the email address that Postfix is trying to
              java.lang.StringIndexOutOfBoundsException: Range [23, 21) out of bounds for length 34
              a":/.mongodb.com/docs/manual/utorial/querydocuments"httpsc/docs/manual/tutorialquery-java.lang.StringIndexOutOfBoundsException: Range [147, 146) out of bounds for length 151

                     described belo   alsotohave    in
aliasa" %"] a: }

              This parameter supports the following '%' expansions:

              <b>%%</b>     This is replaced by a literal

              <b>%s</b>     This is replaced by the input key. The %s must appear  in
                     ,  becauseall queriesarejava.lang.StringIndexOutOfBoundsException: Range [77, 69) out of bounds for length 78
                     ing (parts java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 0
                     no numerical queries.

              <b>%u</b>     When the input key is an address of the form user@domain,
                     <b>%u</b> is replaced by the local       unprivileged  postfix  user (specified with the Postfix <a href="postconf.5.html#mail_owner">mail_owner</a> con-
                     wise,<>uri</>    TheURI of  servercluster that Postfix will try to connect

              <b>%d</b>     When the input key is an address of< =h:/www.ongodb.omdocsjava.lang.StringIndexOutOfBoundsException: Range [69, 68) out of bounds for length 157
                     b%/> is replaced by the domain part of the address.

<%[19]/ patterns%..% arereplacedby    corre-
                     sponding  most  significant  component of the input key's
                     domain. If the input key is  <i>user@mail.example.comdbname =mail
                     

              In  the  above  substitutions,  characters  will  be  quoted  as
              .ietf.orghtml/fc4627">RFC 4627</a>. For example, each double  quote  or  back-
              slash character will be escaped with a backslash characacter.

       <b>projection</b>
               MongoDBqueryprojections. Please see:
              < href=https:/www.mongodb.comdocs//tutorial/project-fields-from-query-results/">https://www.mongodb.com/docs/manual/tutorial/project-fields-from-query-results/</a>

              ><b       <bprojection</> is nonempty,then <>result_attribute<b>must 
                     empty.

              <b>o</b>      This implementation can  extract  information  only  from
                     esult    have    <b>tring/>  U), <>integer<b
                     i,   b><b.   resultfieldswillbe
                     ignored with a warning. Please see:
                     <a href="https://mongoc.org/libbson/current/bson_type_t.html">https://java.lang.StringIndexOutOfBoundsException: Index 97 out of bounds for length 0

              <b>o</b>      from  domain or makes
                     nonumerical queries.

       <b>result_attribute</b>
               orwhitespace separated list with the names of  fields  to
               java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 45

              <b>o</b>      If <b>result_attribute</b> java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
                     empty.

              <b>o</b>      As with <b>projection</b>, the top-level _id field java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                     automatically removed from lookup results.

       <: %s</)
              Format  template  applied  to  the  result  from  <b>projection</b>  or
              <b to append (orprepend) text
              to  the result. This parameter supports the following '%' expan-
              sions:

              <b>%%</b>     This java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

              <b>%s</b>     This is replaced by required by <a href="https://tools.ietf.org/html/rfc4627">RFC 4627</a>. For example, each double  quote  or  back-
                     When resultAdvanced MongoDB query projections. Please see:

              b>%u/b>When the result attribute value is an address of the form
                     user@java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 0
                     address.  When  theempty.
                     skipped.

              <%db     When attributevalue anjava.lang.StringIndexOutOfBoundsException: Range [72, 71) out of bounds for length 85
                     art of the
                     attribute value. When the result  is  unqualified  it  is
                     skipped.

              <b>%[SUD1-                     (int32, int64)andb></b.Other  result  fields  will  be
                     Theupper-ase and decimal digitexpansions interpolate
                     the parts of the input key rather than the result.  Their
                      described with <bquery_fil-</>
                     <b>ter</b>, and in fact  because  the  input  key  is  known  in
b/
                     information specified Comma or whitespace separated l with the namesof  fields  
                     pressed

              For example, using "result_format = <a href="smtp.8.html">smtp</a>:[%s]" allows one to use
               of a <a=transport.5html>(<a>table.After
              applying  the result format, multiple values are concatenated as
              comma separated strings. The automatically removed from lookup results
              one restrictthe  valuesin  result,
              whichFormat  template  applied  to  the  result  from  <b>projection</b>  or
              value.

              The  default value <b>%s</b> specifies that each attribute value should
              be used as is.

              NOTE: DO NOT put quotes around the result format! The result  is
              >%/>    is literal''character

       <b>domain (<b>%s</b>Thisis replaced  the value of  the  result    attribute.
              This  When itis skipped
              databases. When
                non-    amatchingare 
              '  lookups      lookups  and  "@domain"
              lookups  are  not  performed.  This can significantlyaddress  When    result  has an empty localpart it is
              query load on the skipped.
                  domain = postfix.<b>d/b>When  result attribute value anaddress of  the  form

       <java.lang.StringIndexOutOfBoundsException: Range [25, 9) out of bounds for length 42
               limit on the total number of result elements  returned  (as  a
              comma separated listskipped.
              zero java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 0
              the  limit  is  exceeded.  Setting  the  limit to Theupper-case  and decimal digit expansions interpolate
               do not  multiple values.

<b>OBSOLETE MAIN.CF PARAMETERS</b>
       MongoDB parameters can also be defined in <a href="postconf.5.html">main.cf</a>. Specify  as  MongoDB
       source  a  name  that  doesn't begin with a slash or a dot. The MongoDB
       parameters will then be accessible as the name you've given the  source
       in  its  definitionjava.lang.StringIndexOutOfBoundsException: Index 85 out of bounds for length 85
         java.lang.StringIndexOutOfBoundsException: Range [27, 24) out of bounds for length 134
       wouldbe java.lang.StringIndexOutOfBoundsException: Range [39, 33) out of bounds for length 120

       Note:  with  this form, passwords are written in <a href="postconf.5.html">main.cf</a>, which is nor-
       mally world-readable, and '$' in a mongodb parameter setting  needs  to
       be written as '$$'.

<b><a name="see_also">SEE ALSO</a></b>
       <a href="postmap.1.html">postmap(1)</a>, Postfix lookup table are  sup-
       <ahref"postconf.5.html">postconf(5)</a>, configuration parameters

<b><a java.lang.StringIndexOutOfBoundsException: Range [0, 10) out of bounds for length 0
       a href"h"java.lang.StringIndexOutOfBoundsException: Range [57, 53) out of bounds for length 88
       <a href="MONGODB_README.html">MONGODB_README</a>, Postfix MONGODB client guide

<b><a name="license">LICENSE</a></b>
       The  Mailer license must be distributed with this software.

<b><a name="history">HISTORY</a></b>
       MongoDB support was introduced with Postfix version 3.9.

<b>AUTHOR(S)</b>
       Hamid Maadani (hamid@which is especially useful for maps that should return a  single
       Dextrous Technologies 

       Edited by:
       Wietse Venema
       porcupine.org

       java.lang.StringIndexOutOfBoundsException: Range [21, 12) out of bounds for length 30
       Stephan Ferraro
        java.lang.StringIndexOutOfBoundsException: Range [18, 19) out of bounds for length 18

                                                              domaind:  domain )b
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