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[mod_indexfile] use config_plugin_values_init()

This commit is contained in:
Glenn Strauss 2019-10-25 23:49:39 -04:00
parent d5782eba65
commit 362ccedc41
4 changed files with 91 additions and 125 deletions
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208
src/mod_indexfile.c
View File

@ -16,143 +16,114 @@
/* plugin config for all request/connections */
typedef struct {
array *indexfiles;
const array *indexfiles;
} plugin_config;
typedef struct {
PLUGIN_DATA;
buffer *tmp_buf;
plugin_config **config_storage;
plugin_config conf;
PLUGIN_DATA;
plugin_config defaults;
plugin_config conf;
} plugin_data;
/* init the plugin data */
INIT_FUNC(mod_indexfile_init) {
plugin_data *p;
p = calloc(1, sizeof(*p));
p->tmp_buf = buffer_init();
return p;
return calloc(1, sizeof(plugin_data));
}
/* detroy the plugin data */
FREE_FUNC(mod_indexfile_free) {
plugin_data *p = p_d;
plugin_data *p = p_d;
if (!p) return HANDLER_GO_ON;
UNUSED(srv);
UNUSED(srv);
free(p->cvlist);
free(p);
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];
if (NULL == s) continue;
array_free(s->indexfiles);
free(s);
}
free(p->config_storage);
}
buffer_free(p->tmp_buf);
free(p);
return HANDLER_GO_ON;
return HANDLER_GO_ON;
}
/* handle plugin config and check values */
static void mod_indexfile_merge_config_cpv(plugin_config * const pconf, const config_plugin_value_t * const cpv) {
switch (cpv->k_id) { /* index into static config_plugin_keys_t cpk[] */
case 0: /* index-file.names */
case 1: /* server.indexfiles */
pconf->indexfiles = cpv->v.a;
break;
default:/* should not happen */
return;
}
}
static void mod_indexfile_merge_config(plugin_config * const pconf, const config_plugin_value_t *cpv) {
do {
mod_indexfile_merge_config_cpv(pconf, cpv);
} while ((++cpv)->k_id != -1);
}
static void mod_indexfile_patch_config(connection * const con, plugin_data * const p) {
memcpy(&p->conf, &p->defaults, sizeof(plugin_config));
for (int i = 1, used = p->nconfig; i < used; ++i) {
if (config_check_cond(con, (uint32_t)p->cvlist[i].k_id))
mod_indexfile_merge_config(&p->conf,p->cvlist+p->cvlist[i].v.u2[0]);
}
}
SETDEFAULTS_FUNC(mod_indexfile_set_defaults) {
plugin_data *p = p_d;
size_t i = 0;
static const config_plugin_keys_t cpk[] = {
{ CONST_STR_LEN("index-file.names"),
T_CONFIG_ARRAY,
T_CONFIG_SCOPE_CONNECTION }
,{ CONST_STR_LEN("server.indexfiles"),
T_CONFIG_ARRAY,
T_CONFIG_SCOPE_CONNECTION }
,{ NULL, 0,
T_CONFIG_UNSET,
T_CONFIG_SCOPE_UNSET }
};
config_values_t cv[] = {
{ "index-file.names", NULL, T_CONFIG_ARRAY, T_CONFIG_SCOPE_CONNECTION }, /* 0 */
{ "server.indexfiles", NULL, T_CONFIG_ARRAY, T_CONFIG_SCOPE_CONNECTION }, /* 1 */
{ NULL, NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET }
};
plugin_data * const p = p_d;
if (!config_plugin_values_init(srv, p, cpk, "mod_indexfile"))
return HANDLER_ERROR;
if (!p) return HANDLER_ERROR;
/* process and validate config directives
* (init i to 0 if global context; to 1 to skip empty global context) */
for (int i = !p->cvlist[0].v.u2[1]; i < p->nconfig; ++i) {
const config_plugin_value_t *cpv = p->cvlist + p->cvlist[i].v.u2[0];
for (; -1 != cpv->k_id; ++cpv) {
switch (cpv->k_id) {
case 0: /* index-file.names */
case 1: /* server.indexfiles */
if (!array_is_vlist(cpv->v.a)) {
log_error(srv->errh, __FILE__, __LINE__,
"unexpected value for %s; "
"expected list of \"file\"", cpk[cpv->k_id].k);
return HANDLER_ERROR;
}
break;
default:/* should not happen */
break;
}
}
}
p->config_storage = calloc(srv->config_context->used, sizeof(plugin_config *));
/* initialize p->defaults from global config context */
if (p->nconfig > 0 && p->cvlist->v.u2[1]) {
const config_plugin_value_t *cpv = p->cvlist + p->cvlist->v.u2[0];
if (-1 != cpv->k_id)
mod_indexfile_merge_config(&p->defaults, cpv);
}
for (i = 0; i < srv->config_context->used; i++) {
data_config const* config = (data_config const*)srv->config_context->data[i];
plugin_config *s;
s = calloc(1, sizeof(plugin_config));
s->indexfiles = array_init();
cv[0].destination = s->indexfiles;
cv[1].destination = s->indexfiles; /* old name for [0] */
p->config_storage[i] = s;
if (0 != config_insert_values_global(srv, config->value, cv, i == 0 ? T_CONFIG_SCOPE_SERVER : T_CONFIG_SCOPE_CONNECTION)) {
return HANDLER_ERROR;
}
if (!array_is_vlist(s->indexfiles)) {
log_error_write(srv, __FILE__, __LINE__, "s",
"unexpected value for index-file.names; expected list of \"file\"");
return HANDLER_ERROR;
}
}
return HANDLER_GO_ON;
return HANDLER_GO_ON;
}
#define PATCH(x) \
p->conf.x = s->x;
static int mod_indexfile_patch_connection(server *srv, connection *con, plugin_data *p) {
size_t i, j;
plugin_config *s = p->config_storage[0];
PATCH(indexfiles);
/* skip the first, the global context */
for (i = 1; i < srv->config_context->used; i++) {
if (!config_check_cond(con, i)) continue; /* condition not matched */
data_config *dc = (data_config *)srv->config_context->data[i];
s = p->config_storage[i];
/* 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("server.indexfiles"))) {
PATCH(indexfiles);
} else if (buffer_is_equal_string(&du->key, CONST_STR_LEN("index-file.names"))) {
PATCH(indexfiles);
}
}
}
return 0;
}
#undef PATCH
URIHANDLER_FUNC(mod_indexfile_subrequest) {
plugin_data *p = p_d;
size_t k;
stat_cache_entry *sce = NULL;
if (con->mode != DIRECT) return HANDLER_GO_ON;
if (buffer_is_empty(con->uri.path)) return HANDLER_GO_ON;
if (con->uri.path->ptr[buffer_string_length(con->uri.path) - 1] != '/') return HANDLER_GO_ON;
mod_indexfile_patch_connection(srv, con, p);
mod_indexfile_patch_config(con, p);
if (NULL == p->conf.indexfiles) return HANDLER_GO_ON;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- handling the request as Indexfile");
@ -160,39 +131,36 @@ URIHANDLER_FUNC(mod_indexfile_subrequest) {
}
/* indexfile */
for (k = 0; k < p->conf.indexfiles->used; k++) {
data_string *ds = (data_string *)p->conf.indexfiles->data[k];
buffer * const b = srv->tmp_buf;
for (uint32_t k = 0; k < p->conf.indexfiles->used; ++k) {
const data_string * const ds = (data_string *)p->conf.indexfiles->data[k];
if (ds->value.ptr[0] == '/') {
/* if the index-file starts with a prefix as use this file as
* index-generator */
buffer_copy_buffer(p->tmp_buf, con->physical.doc_root);
buffer_copy_buffer(b, con->physical.doc_root);
} else {
buffer_copy_buffer(p->tmp_buf, con->physical.path);
buffer_copy_buffer(b, con->physical.path);
}
buffer_append_string_buffer(p->tmp_buf, &ds->value);
buffer_append_string_buffer(b, &ds->value);
if (HANDLER_ERROR == stat_cache_get_entry(srv, con, p->tmp_buf, &sce)) {
stat_cache_entry *sce = NULL;
if (HANDLER_ERROR == stat_cache_get_entry(srv, con, b, &sce)) {
if (errno == EACCES) {
con->http_status = 403;
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
}
if (errno != ENOENT &&
errno != ENOTDIR) {
/* we have no idea what happend. let's tell the user so. */
con->http_status = 500;
log_error_write(srv, __FILE__, __LINE__, "ssbsb",
"file not found ... or so: ", strerror(errno),
con->uri.path,
"->", con->physical.path);
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
}
continue;
@ -207,8 +175,7 @@ URIHANDLER_FUNC(mod_indexfile_subrequest) {
buffer_append_string_buffer(con->uri.path, &ds->value);
}
buffer_copy_buffer(con->physical.path, p->tmp_buf);
buffer_copy_buffer(con->physical.path, b);
return HANDLER_GO_ON;
}
@ -216,7 +183,6 @@ URIHANDLER_FUNC(mod_indexfile_subrequest) {
return HANDLER_GO_ON;
}
/* this function is called at dlopen() time and inits the callbacks */
int mod_indexfile_plugin_init(plugin *p);
int mod_indexfile_plugin_init(plugin *p) {

4
tests/fastcgi-10.conf
View File

@ -17,7 +17,7 @@ server.modules = (
"mod_accesslog",
)
server.indexfiles = (
index-file.names = (
"index.php",
"index.html",
)
@ -62,6 +62,6 @@ $HTTP["host"] == "auth.example.org" {
$HTTP["host"] == "www.example.org" {
$HTTP["url"] == "/go/" {
server.indexfiles = ( "cgi.php" )
index-file.names = ( "cgi.php" )
}
}

2
tests/fastcgi-responder.conf
View File

@ -19,7 +19,7 @@ server.modules = (
"mod_accesslog",
)
server.indexfiles = (
index-file.names = (
"index.php",
"index.html",
)

2
tests/lighttpd.conf
View File

@ -30,7 +30,7 @@ server.modules = (
"mod_accesslog",
)
server.indexfiles = (
index-file.names = (
"index.html",
)