#include "http_core.h"
#include "http_log.h"
#include "http_request.h"
+#include "apr_version.h"
#include "apr_ldap.h"
#include "apr_strings.h"
#include "apr_reslist.h"
#include "util_ldap.h"
-#ifndef APU_HAS_LDAP
+#if !defined(APU_HAS_LDAP) && !defined(APR_HAS_LDAP)
#error mod_vhost_ldap requires APR-util to have LDAP support built in
#endif
int have_ldap_url; /* Set if we have found an LDAP url */
int secure; /* True if SSL connections are requested */
+
+ char *fallback; /* Fallback virtual host */
+
} mod_vhost_ldap_config_t;
typedef struct mod_vhost_ldap_request_t {
char *attributes[] =
{ "apacheServerName", "apacheDocumentRoot", "apacheScriptAlias", "apacheSuexecUid", "apacheSuexecGid", "apacheServerAdmin", 0 };
+#if (APR_MAJOR_VERSION >= 1)
+static APR_OPTIONAL_FN_TYPE(uldap_connection_close) *util_ldap_connection_close;
+static APR_OPTIONAL_FN_TYPE(uldap_connection_find) *util_ldap_connection_find;
+static APR_OPTIONAL_FN_TYPE(uldap_cache_comparedn) *util_ldap_cache_comparedn;
+static APR_OPTIONAL_FN_TYPE(uldap_cache_compare) *util_ldap_cache_compare;
+static APR_OPTIONAL_FN_TYPE(uldap_cache_checkuserid) *util_ldap_cache_checkuserid;
+static APR_OPTIONAL_FN_TYPE(uldap_cache_getuserdn) *util_ldap_cache_getuserdn;
+static APR_OPTIONAL_FN_TYPE(uldap_ssl_supported) *util_ldap_ssl_supported;
+
+static void ImportULDAPOptFn(void)
+{
+ util_ldap_connection_close = APR_RETRIEVE_OPTIONAL_FN(uldap_connection_close);
+ util_ldap_connection_find = APR_RETRIEVE_OPTIONAL_FN(uldap_connection_find);
+ util_ldap_cache_comparedn = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_comparedn);
+ util_ldap_cache_compare = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_compare);
+ util_ldap_cache_checkuserid = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_checkuserid);
+ util_ldap_cache_getuserdn = APR_RETRIEVE_OPTIONAL_FN(uldap_cache_getuserdn);
+ util_ldap_ssl_supported = APR_RETRIEVE_OPTIONAL_FN(uldap_ssl_supported);
+}
+#endif
+
static int mod_vhost_ldap_post_config(apr_pool_t *p, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s)
{
/* make sure that mod_ldap (util_ldap) is loaded */
conf->binddn = NULL;
conf->bindpw = NULL;
conf->deref = always;
+ conf->fallback = NULL;
return conf;
}
conf->binddn = (child->binddn ? child->binddn : parent->binddn);
conf->bindpw = (child->bindpw ? child->bindpw : parent->bindpw);
+ conf->fallback = (child->fallback ? child->fallback : parent->fallback);
+
return conf;
}
{
int result;
apr_ldap_url_desc_t *urld;
+#if (APR_MAJOR_VERSION >= 1)
+ apr_ldap_err_t *result_err;
+#endif
mod_vhost_ldap_config_t *conf =
(mod_vhost_ldap_config_t *)ap_get_module_config(cmd->server->module_config,
ap_log_error(APLOG_MARK, APLOG_DEBUG|APLOG_NOERRNO, 0,
cmd->server, "[mod_vhost_ldap.c] url parse: `%s'",
url);
-
+
+#if (APR_MAJOR_VERSION >= 1) /* for apache >= 2.2 */
+ result = apr_ldap_url_parse(cmd->pool, url, &(urld), &(result_err));
+ if (result != LDAP_SUCCESS) {
+ return result_err->reason;
+ }
+#else
result = apr_ldap_url_parse(url, &(urld));
if (result != LDAP_SUCCESS) {
switch (result) {
- case LDAP_URL_ERR_NOTLDAP:
- return "LDAP URL does not begin with ldap://";
- case LDAP_URL_ERR_NODN:
- return "LDAP URL does not have a DN";
- case LDAP_URL_ERR_BADSCOPE:
- return "LDAP URL has an invalid scope";
- case LDAP_URL_ERR_MEM:
- return "Out of memory parsing LDAP URL";
- default:
- return "Could not parse LDAP URL";
+ case LDAP_URL_ERR_NOTLDAP:
+ return "LDAP URL does not begin with ldap://";
+ case LDAP_URL_ERR_NODN:
+ return "LDAP URL does not have a DN";
+ case LDAP_URL_ERR_BADSCOPE:
+ return "LDAP URL has an invalid scope";
+ case LDAP_URL_ERR_MEM:
+ return "Out of memory parsing LDAP URL";
+ default:
+ return "Could not parse LDAP URL";
}
}
+#endif
conf->url = apr_pstrdup(cmd->pool, url);
ap_log_error(APLOG_MARK, APLOG_DEBUG|APLOG_NOERRNO, 0,
}
conf->have_ldap_url = 1;
+#if (APR_MAJOR_VERSION < 1) /* free only required for older apr */
apr_ldap_free_urldesc(urld);
+#endif
return NULL;
}
{
mod_vhost_ldap_config_t *conf =
(mod_vhost_ldap_config_t *)ap_get_module_config(cmd->server->module_config,
- &vhost_ldap_module);
+ &vhost_ldap_module);
conf->enabled = (enabled) ? MVL_ENABLED : MVL_DISABLED;
{
mod_vhost_ldap_config_t *conf =
(mod_vhost_ldap_config_t *)ap_get_module_config(cmd->server->module_config,
- &vhost_ldap_module);
+ &vhost_ldap_module);
conf->binddn = apr_pstrdup(cmd->pool, binddn);
return NULL;
{
mod_vhost_ldap_config_t *conf =
(mod_vhost_ldap_config_t *)ap_get_module_config(cmd->server->module_config,
- &vhost_ldap_module);
+ &vhost_ldap_module);
conf->bindpw = apr_pstrdup(cmd->pool, bindpw);
return NULL;
return NULL;
}
+static const char *mod_vhost_ldap_set_fallback(cmd_parms *cmd, void *dummy, const char *fallback)
+{
+ mod_vhost_ldap_config_t *conf =
+ (mod_vhost_ldap_config_t *)ap_get_module_config(cmd->server->module_config,
+ &vhost_ldap_module);
+
+ conf->fallback = apr_pstrdup(cmd->pool, fallback);
+ return NULL;
+}
+
command_rec mod_vhost_ldap_cmds[] = {
AP_INIT_TAKE1("VhostLDAPURL", mod_vhost_ldap_parse_url, NULL, RSRC_CONF,
"URL to define LDAP connection. This should be an RFC 2255 compliant\n"
"values \"never\", \"searching\", \"finding\", or \"always\". "
"Defaults to always."),
+ AP_INIT_TAKE1("VhostLDAPFallback", mod_vhost_ldap_set_fallback, NULL, RSRC_CONF,
+ "Set default virtual host which will be used when requested hostname"
+ "is not found in LDAP database. This option can be used to display"
+ "\"virtual host not found\" type of page."),
+
{NULL}
};
#define FILTER_LENGTH MAX_STRING_LEN
-static int
-mod_vhost_ldap_translate_name (request_rec * r)
+static int mod_vhost_ldap_translate_name(request_rec *r)
{
+ request_rec *top = (r->main)?r->main:r;
+ mod_vhost_ldap_request_t *reqc;
apr_table_t *e;
int failures = 0;
const char **vals = NULL;
int result = 0;
const char *dn = NULL;
char *cgi;
+ const char *hostname = NULL;
+ int is_fallback = 0;
- mod_vhost_ldap_request_t *req =
+ reqc =
(mod_vhost_ldap_request_t *)apr_pcalloc(r->pool, sizeof(mod_vhost_ldap_request_t));
- ap_set_module_config(r->request_config, &vhost_ldap_module, req);
+ memset(reqc, 0, sizeof(mod_vhost_ldap_request_t));
+
+ ap_set_module_config(r->request_config, &vhost_ldap_module, reqc);
// mod_vhost_ldap is disabled or we don't have LDAP Url
if ((conf->enabled != MVL_ENABLED)||(!conf->have_ldap_url)) {
return DECLINED;
}
+ hostname = r->hostname;
+
+fallback:
+
ap_log_rerror(APLOG_MARK, APLOG_DEBUG|APLOG_NOERRNO, 0, r,
"[mod_vhost_ldap.c]: translating %s", r->uri);
- apr_snprintf(filtbuf, FILTER_LENGTH, "(&(%s)(|(apacheServerName=%s)(apacheServerAlias=%s)))", conf->filter, r->hostname, r->hostname);
+ apr_snprintf(filtbuf, FILTER_LENGTH, "(&(%s)(|(apacheServerName=%s)(apacheServerAlias=%s)))", conf->filter, hostname, hostname);
result = util_ldap_cache_getuserdn(r, ldc, conf->url, conf->basedn, conf->scope,
attributes, filtbuf, &dn, &vals);
}
}
+ if ((result == LDAP_NO_SUCH_OBJECT)) {
+ if (conf->fallback && (is_fallback++ <= 0)) {
+ ap_log_rerror(APLOG_MARK, APLOG_NOTICE|APLOG_NOERRNO, 0, r,
+ "[mod_vhost_ldap.c] translate: "
+ "virtual host %s not found, trying fallback %s",
+ hostname, conf->fallback);
+ hostname = conf->fallback;
+ goto fallback;
+ }
+
+ ap_log_rerror(APLOG_MARK, APLOG_WARNING|APLOG_NOERRNO, 0, r,
+ "[mod_vhost_ldap.c] translate: "
+ "virtual host %s not found",
+ hostname);
+
+ return DECLINED;
+ }
+
/* handle bind failure */
if (result != LDAP_SUCCESS) {
- ap_log_rerror(APLOG_MARK, APLOG_WARN|APLOG_NOERRNO, 0, r,
+ ap_log_rerror(APLOG_MARK, APLOG_WARNING|APLOG_NOERRNO, 0, r,
"[mod_vhost_ldap.c] translate: "
- "translate failed; VHost %s; URI %s[%s]",
- r->hostname, r->uri, ldap_err2string(result));
+ "translate failed; virtual host %s; URI %s [%s]",
+ hostname, r->uri, ldap_err2string(result));
return DECLINED;
}
/* mark the user and DN */
- req->dn = apr_pstrdup(r->pool, dn);
+ reqc->dn = apr_pstrdup(r->pool, dn);
/* Optimize */
if (vals) {
while (attributes[i]) {
if (strcasecmp (attributes[i], "apacheServerName") == 0) {
- req->name = apr_pstrdup (r->pool, vals[i]);
+ reqc->name = apr_pstrdup (r->pool, vals[i]);
}
else if (strcasecmp (attributes[i], "apacheServerAdmin") == 0) {
- req->admin = apr_pstrdup (r->pool, vals[i]);
+ reqc->admin = apr_pstrdup (r->pool, vals[i]);
}
else if (strcasecmp (attributes[i], "apacheDocumentRoot") == 0) {
- req->docroot = apr_pstrdup (r->pool, vals[i]);
+ reqc->docroot = apr_pstrdup (r->pool, vals[i]);
}
else if (strcasecmp (attributes[i], "apacheScriptAlias") == 0) {
- req->cgiroot = apr_pstrdup (r->pool, vals[i]);
+ reqc->cgiroot = apr_pstrdup (r->pool, vals[i]);
}
else if (strcasecmp (attributes[i], "apacheSuexecUid") == 0) {
- req->uid = apr_pstrdup(r->pool, vals[i]);
+ reqc->uid = apr_pstrdup(r->pool, vals[i]);
}
else if (strcasecmp (attributes[i], "apacheSuexecGid") == 0) {
- req->gid = apr_pstrdup(r->pool, vals[i]);
+ reqc->gid = apr_pstrdup(r->pool, vals[i]);
}
i++;
}
"apacheDocumentRoot: %s, "
"apacheScriptAlias: %s, "
"apacheSuexecUid: %s, "
- "apacheSuexecGid: %s"
- , req->name, req->admin, req->docroot, req->cgiroot, req->uid, req->gid);
+ "apacheSuexecGid: %s",
+ reqc->name, reqc->admin, reqc->docroot, reqc->cgiroot, reqc->uid, reqc->gid);
- if ((req->name == NULL)||(req->docroot == NULL)) {
+ if ((reqc->name == NULL)||(reqc->docroot == NULL)) {
ap_log_rerror(APLOG_MARK, APLOG_ERR|APLOG_NOERRNO, 0, r,
"[mod_vhost_ldap.c] translate: "
"translate failed; ServerName or DocumentRoot not defined");
cgi = NULL;
- if (req->cgiroot) {
+ if (reqc->cgiroot) {
cgi = strstr(r->uri, "cgi-bin/");
if (cgi && (cgi != r->uri + strspn(r->uri, "/"))) {
cgi = NULL;
}
}
if (cgi) {
- r->filename = apr_pstrcat (r->pool, req->cgiroot, cgi + strlen("cgi-bin"), NULL);
+ r->filename = apr_pstrcat (r->pool, reqc->cgiroot, cgi + strlen("cgi-bin"), NULL);
r->handler = "cgi-script";
apr_table_setn(r->notes, "alias-forced-type", r->handler);
} else if (r->uri[0] == '/') {
- r->filename = apr_pstrcat (r->pool, req->docroot, r->uri, NULL);
+ r->filename = apr_pstrcat (r->pool, reqc->docroot, r->uri, NULL);
} else {
return DECLINED;
}
- r->server->server_hostname = apr_pstrdup (r->pool, req->name);
+ top->server->server_hostname = apr_pstrdup (top->pool, reqc->name);
- if (req->admin) {
- r->server->server_admin = apr_pstrdup (r->pool, req->admin);
+ if (reqc->admin) {
+ top->server->server_admin = apr_pstrdup (top->pool, reqc->admin);
}
// set environment variables
- e = r->subprocess_env;
- apr_table_addn (e, "SERVER_ROOT", req->docroot);
+ e = top->subprocess_env;
+ apr_table_addn (e, "SERVER_ROOT", reqc->docroot);
- core->ap_document_root = apr_pstrdup(r->pool, req->docroot);
+ core->ap_document_root = apr_pstrdup(top->pool, reqc->docroot);
ap_log_rerror(APLOG_MARK, APLOG_DEBUG|APLOG_NOERRNO, 0, r,
"[mod_vhost_ldap.c]: translated to %s", r->filename);
#ifdef HAVE_UNIX_SUEXEC
ap_hook_get_suexec_identity(mod_vhost_ldap_get_suexec_id_doer, NULL, NULL, APR_HOOK_MIDDLE);
#endif
+#if (APR_MAJOR_VERSION >= 1)
+ ap_hook_optional_fn_retrieve(ImportULDAPOptFn,NULL,NULL,APR_HOOK_MIDDLE);
+#endif
}
module AP_MODULE_DECLARE_DATA vhost_ldap_module = {
andersk / mod-vhost-ldap.git / blobdiff