annotate env/ldap/bind.lua @ 1839:7d000a357704
Added missing dependency
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bsw |
| date |
Thu Feb 03 15:54:57 2022 +0100 (2022-02-03) |
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15bde6a79d41 |
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line source |
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1 -- binds to configured LDAP server
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2 -- --------------------------------------------------------------------------
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3 -- omit arguments for anonymous bind
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4 --
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5 -- arguments:
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6 -- dn: the distinguished name to be used fo binding (string)
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7 -- password: password credentials (string)
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8 --
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9 -- returns:
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10 -- ldap: in case of success, an LDAP connection handle
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11 -- err: in case of an error, an error code (string)
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12 -- err2: error dependent extra error information
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13
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14 function ldap.bind(dn, password)
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15
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16 local libldap = require("mldap")
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17
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18 local hostlist = ldap.get_hosts()
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19
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20 -- try binding to LDAP server until success of no host entry left
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21 local ldap
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22 while not ldap do
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23
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24 if #hostlist < 1 then
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25 break
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26 end
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27
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28 local host = table.remove(hostlist, 1)
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29
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30 local err, errno
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31 ldap, err, errno = libldap.bind{
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32 uri = host.uri,
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33 tls = host.tls,
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34 timeout = host.timeout,
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35 who = dn,
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36 password = password
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37 }
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38
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39 if not err and ldap then
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40 return ldap, nil
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41 end
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42
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43 local errno_string
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44
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45 if errno then
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46 errno_string = libldap.errorcodes[errno]
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47 end
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48
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49 if errno == libldap.errorcodes.invalid_credentials then
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50 return nil, "invalid_credentials", errno_string
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51 end
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52 end
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53
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54 return nil, "cant_contact_ldap_server"
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55
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56 end
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