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authorJan Kneschke <jan@kneschke.de>2005-02-20 14:27:00 +0000
committerJan Kneschke <jan@kneschke.de>2005-02-20 14:27:00 +0000
commitbcdc6a3bbcde8e66da41aa2311642e53f4fc7c9b (patch)
treea0536d23ba17a40c236fc3cd2a4a133110ae7501 /src/mod_access.c
downloadlighttpd1.4-bcdc6a3bbcde8e66da41aa2311642e53f4fc7c9b.tar.gz
lighttpd1.4-bcdc6a3bbcde8e66da41aa2311642e53f4fc7c9b.zip
moved everything below trunk/ and added branches/ and tags/
git-svn-id: svn://svn.lighttpd.net/lighttpd/trunk@30 152afb58-edef-0310-8abb-c4023f1b3aa9
Diffstat (limited to 'src/mod_access.c')
-rw-r--r--src/mod_access.c177
1 files changed, 177 insertions, 0 deletions
diff --git a/src/mod_access.c b/src/mod_access.c
new file mode 100644
index 00000000..b2c81cfb
--- /dev/null
+++ b/src/mod_access.c
@@ -0,0 +1,177 @@
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "base.h"
+#include "log.h"
+#include "buffer.h"
+
+#include "plugin.h"
+
+#include "config.h"
+
+typedef struct {
+ array *access_deny;
+} plugin_config;
+
+typedef struct {
+ PLUGIN_DATA;
+
+ plugin_config **config_storage;
+
+ plugin_config conf;
+} plugin_data;
+
+INIT_FUNC(mod_access_init) {
+ plugin_data *p;
+
+ p = calloc(1, sizeof(*p));
+
+ return p;
+}
+
+FREE_FUNC(mod_access_free) {
+ plugin_data *p = p_d;
+
+ UNUSED(srv);
+
+ if (!p) return HANDLER_GO_ON;
+
+ if (p->config_storage) {
+ size_t i;
+ for (i = 0; i < srv->config_context->used; i++) {
+ plugin_config *s = p->config_storage[i];
+
+ array_free(s->access_deny);
+
+ free(s);
+ }
+ free(p->config_storage);
+ }
+
+ free(p);
+
+ return HANDLER_GO_ON;
+}
+
+SETDEFAULTS_FUNC(mod_access_set_defaults) {
+ plugin_data *p = p_d;
+ size_t i = 0;
+
+ config_values_t cv[] = {
+ { "url.access-deny", NULL, T_CONFIG_ARRAY, T_CONFIG_SCOPE_CONNECTION },
+ { NULL, NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET }
+ };
+
+ p->config_storage = malloc(srv->config_context->used * sizeof(specific_config *));
+
+ for (i = 0; i < srv->config_context->used; i++) {
+ plugin_config *s;
+
+ s = malloc(sizeof(plugin_config));
+ s->access_deny = array_init();
+
+ cv[0].destination = s->access_deny;
+
+ p->config_storage[i] = s;
+
+ if (0 != config_insert_values_global(srv, ((data_config *)srv->config_context->data[i])->value, cv)) {
+ return HANDLER_ERROR;
+ }
+ }
+
+ return HANDLER_GO_ON;
+}
+
+#define PATCH(x) \
+ p->conf.x = s->x;
+static int mod_access_patch_connection(server *srv, connection *con, plugin_data *p, const char *stage, size_t stage_len) {
+ size_t i, j;
+
+ /* skip the first, the global context */
+ for (i = 1; i < srv->config_context->used; i++) {
+ data_config *dc = (data_config *)srv->config_context->data[i];
+ plugin_config *s = p->config_storage[i];
+
+ /* not our stage */
+ if (!buffer_is_equal_string(dc->comp_key, stage, stage_len)) continue;
+
+ /* condition didn't match */
+ if (!config_check_cond(srv, con, dc)) continue;
+
+ /* merge config */
+ for (j = 0; j < dc->value->used; j++) {
+ data_unset *du = dc->value->data[j];
+
+ if (buffer_is_equal_string(du->key, CONST_STR_LEN("url.access-deny"))) {
+ PATCH(access_deny);
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int mod_access_setup_connection(server *srv, connection *con, plugin_data *p) {
+ plugin_config *s = p->config_storage[0];
+
+ UNUSED(srv);
+ UNUSED(con);
+
+ PATCH(access_deny);
+
+ return 0;
+}
+#undef PATCH
+
+URIHANDLER_FUNC(mod_access_uri_handler) {
+ plugin_data *p = p_d;
+ int s_len;
+ size_t k, i;
+
+ UNUSED(srv);
+
+ if (con->uri.path->used == 0) return HANDLER_GO_ON;
+
+ mod_access_setup_connection(srv, con, p);
+ for (i = 0; i < srv->config_patches->used; i++) {
+ buffer *patch = srv->config_patches->ptr[i];
+
+ mod_access_patch_connection(srv, con, p, CONST_BUF_LEN(patch));
+ }
+
+ s_len = con->uri.path->used - 1;
+
+ for (k = 0; k < p->conf.access_deny->used; k++) {
+ data_string *ds = (data_string *)p->conf.access_deny->data[k];
+ int ct_len = ds->value->used - 1;
+
+ if (ct_len > s_len) continue;
+
+ if (ds->value->used == 0) continue;
+
+ if (0 == strncmp(con->uri.path->ptr + s_len - ct_len, ds->value->ptr, ct_len)) {
+ con->http_status = 403;
+
+ return HANDLER_FINISHED;
+ }
+ }
+
+ /* not found */
+ return HANDLER_GO_ON;
+}
+
+
+int mod_access_plugin_init(plugin *p) {
+ p->version = LIGHTTPD_VERSION_ID;
+ p->name = buffer_init_string("access");
+
+ p->init = mod_access_init;
+ p->set_defaults = mod_access_set_defaults;
+ p->handle_uri_clean = mod_access_uri_handler;
+ p->cleanup = mod_access_free;
+
+ p->data = NULL;
+
+ return 0;
+}