Add more version checks for modules

[freeradius.git] / src / modules / rlm_ldap / rlm_ldap.c

diff --git a/src/modules/rlm_ldap/rlm_ldap.c b/src/modules/rlm_ldap/rlm_ldap.c
index 2d00193..593d7c2 100644 (file)
--- a/src/modules/rlm_ldap/rlm_ldap.c
+++ b/src/modules/rlm_ldap/rlm_ldap.c
@@ -533,6 +533,8 @@ static int parse_sub_section(ldap_instance_t *inst, CONF_SECTION *parent, ldap_a
  */
 static int mod_instantiate(CONF_SECTION *conf, void *instance)
 {
+       static bool version_done;
+
        CONF_SECTION *options;
        ldap_instance_t *inst = instance;
 
@@ -549,6 +551,32 @@ static int mod_instantiate(CONF_SECTION *conf, void *instance)
        }
 
        /*
+        *      Get version info from the LDAP API.
+        */
+       if (!version_done) {
+               LDAPAPIInfo info;
+
+               version_done = true;
+
+               if (ldap_get_option(NULL, LDAP_OPT_API_INFO, &info) == LDAP_SUCCESS) {
+                       if (strcmp(info.ldapai_vendor_name, LDAP_VENDOR_NAME) != 0) {
+                               WARN("rlm_ldap: libldap vendor changed since the server was built");
+                               WARN("rlm_ldap: linked: %s built: %s", info.ldapai_vendor_name, LDAP_VENDOR_NAME);
+                       }
+
+                       if (info.ldapai_vendor_version != LDAP_VENDOR_VERSION) {
+                               WARN("rlm_ldap: libldap version changed since the server was built");
+                               WARN("rlm_ldap: linked: %i built: %i",
+                                    info.ldapai_vendor_version, LDAP_VENDOR_VERSION);
+                       }
+
+                       INFO("rlm_ldap: libldap vendor: %s version: %i", info.ldapai_vendor_name,
+                            info.ldapai_vendor_version);
+                       ldap_memfree(info.ldapai_extensions);
+               }
+       }
+
+       /*
         *      If the configuration parameters can't be parsed, then fail.
         */
        if ((parse_sub_section(inst, conf, &inst->accounting, RLM_COMPONENT_ACCT) < 0) ||