author | Aurelien Campeas <aurelien.campeas@logilab.fr> |
Thu, 08 Apr 2010 17:50:37 +0200 | |
branch | stable |
changeset 5189 | 84d4587a92bc |
parent 4936 | a4b772a0d801 |
child 7637 | a8a3fcdb1f6e |
permissions | -rw-r--r-- |
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Fixed some of the documentation warnings when building the book with sphinx.
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.. _LDAP: |
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Fixed some of the documentation warnings when building the book with sphinx.
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LDAP integration |
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================ |
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Overview |
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-------- |
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Using LDAP as a source for user credentials and information is quite |
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easy. The most difficult part lies in building an LDAP schema or |
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using an existing one. |
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At cube creation time, one is asked if more sources are wanted. LDAP |
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is one possible option at this time. Of course, it is always possible |
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to set it up later in the `source` configuration file, which we |
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discuss there. |
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It is possible to add as many LDAP sources as wanted, which translates |
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in as many [ldapxxx] sections in the `source` configuration file. |
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The general principle of the LDAP source is, given a proper |
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configuration, to create local users matching the users available in |
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the directory, deriving local user attributes from directory users |
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attributes. Then a periodic task ensures local user information |
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synchronization with the directory. |
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Credential checks are _always_ done against the LDAP server. |
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The base functionality for this is in |
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cubicweb/server/sources/ldapuser.py. |
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Configurations options |
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---------------------- |
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Let us enumerate the options (but please keep in mind that the |
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authoritative source for these is in the aforementioned python |
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module), by categories (LDAP server connection, LDAP schema mapping |
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information, LDAP source internal configuration). |
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LDAP server connection options: |
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* host: may contain port information using <host>:<port> notation. |
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* protocol (choices are ldap, ldaps, ldapi) |
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* auth-mode (choices are simple, cram_md5, digest_md5, gssapi, support |
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for the later being partial as of now) |
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* auth-realm, realm to use when using gssapi/kerberos authentication |
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* data-cnx-dn, user dn to use to open data connection to the ldap (eg |
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used to respond to rql queries) |
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* data-cnx-password, password to use to open data connection to the |
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ldap (eg used to respond to rql queries) |
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If the LDAP server accepts anonymous binds, then it is possible to |
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leave data-cnx-dn and data-cnx-password empty. This is, however, quite |
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unlikely in practice. |
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LDAP schema mapping: |
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* user-base-dn, base DN to lookup for users |
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* user-scope, user search scope |
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* user-classes, classes of user |
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* user-attrs-map, map from ldap user attributes to cubicweb attributes |
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* user-login-attr, attribute used as login on authentication |
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LDAP source internal configuration: |
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* user-default-group, name of a group in which ldap users will be by |
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default. You can set multiple groups by separating them by a comma |
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* synchronization-interval, interval between synchronization with the |
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ldap directory in seconds (default to once a day) |
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* life time of query cache in minutes (default to two hours). |