mirror of
https://framagit.org/bortzmeyer/echoping
synced 2024-11-09 01:10:38 +00:00
107 lines
2.4 KiB
C
107 lines
2.4 KiB
C
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/*
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* LDAP plugin.
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* TODO: loops with and without opening the connection each time?
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* $Id$
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*/
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#define IN_PLUGIN
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#include "../../echoping.h"
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#include <ldap.h>
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const char *request = NULL;
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const char *base = NULL;
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const char *hostname;
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unsigned int port = 0;
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LDAP *session;
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poptContext ldap_poptcon;
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echoping_options global_options;
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void
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ldap_usage (const char *msg)
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{
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if (msg)
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{
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printf ("LDAP plugin error: %s\n", msg);
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}
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poptPrintUsage (ldap_poptcon, stdout, 0);
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exit (1);
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}
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char *
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init (const int argc, const char **argv,
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const echoping_options global_external_options)
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{
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int value;
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char *msg;
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/* popt variables */
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struct poptOption options[] = {
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{"request", 'r', POPT_ARG_STRING, &request, 0,
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"Request (filter) to send to the LDAP server", 'r'},
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{"base", 'b', POPT_ARG_STRING, &base, 0,
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"Base of the LDAP tree", 'b'},
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{"port", 'p', POPT_ARG_INT, &port, 0,
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"TCP port to connect to the LDAP server", 'p'},
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POPT_AUTOHELP POPT_TABLEEND
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};
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global_options = global_external_options;
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if (global_options.udp)
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err_quit ("UDP makes no sense for a LDAP connection");
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ldap_poptcon = poptGetContext (NULL, argc,
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argv, options, POPT_CONTEXT_KEEP_FIRST);
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while ((value = poptGetNextOpt (ldap_poptcon)) > 0)
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{
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if (value < -1)
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{
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sprintf (msg, "%s: %s",
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poptBadOption (ldap_poptcon, POPT_BADOPTION_NOALIAS),
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poptStrerror (value));
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ldap_usage (msg);
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}
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}
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if (port == 0)
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port = LDAP_PORT;
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hostname = poptGetArg (ldap_poptcon);
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if (base == NULL)
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base = "";
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if (request == NULL || !strcmp (request, ""))
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request = "(objectclass=*)";
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return "ldap";
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}
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void
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start ()
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{
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int result;
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session = ldap_init (hostname, port);
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if (session == NULL)
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err_sys ("Cannot initialize LDAP");
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/* TODO: allow non-anonymous connections, with ldap_bind_simple_s */
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}
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int
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execute ()
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{
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int result;
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LDAPMessage *response;
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result = ldap_search_s (session, base, LDAP_SCOPE_BASE, /* TODO: allow to set the scope */
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request, NULL, /* Return all attributes */
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0, /* Return attribute types *and* values */
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&response);
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if (result != 0)
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{
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err_ret ("Cannot search \"%s\": %s", request, ldap_err2string (result));
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return -1;
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}
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if (global_options.verbose)
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printf ("Retrieved: %d entries\n",
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ldap_count_entries (session, response));
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return 0;
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}
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void
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terminate ()
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{
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ldap_unbind_s (session);
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}
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