embedaddon/lighttpd/src/mod_evasive.c - diff

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Diff for /embedaddon/lighttpd/src/mod_evasive.c between versions 1.1.1.1 and 1.1.1.3

version 1.1.1.1, 2013/10/14 10:32:47	version 1.1.1.3, 2016/11/02 10:35:00
Line 1	Line 1
	#include "first.h"

#include "base.h"	#include "base.h"
#include "log.h"	#include "log.h"
#include "buffer.h"	#include "buffer.h"
	#include "response.h"

#include "plugin.h"	#include "plugin.h"

Line 28	Line 31
typedef struct {	typedef struct {
unsigned short max_conns;	unsigned short max_conns;
unsigned short silent;	unsigned short silent;
	buffer *location;
} plugin_config;	} plugin_config;

typedef struct {	typedef struct {
Line 58 FREE_FUNC(mod_evasive_free) {	Line 62 FREE_FUNC(mod_evasive_free) {
for (i = 0; i < srv->config_context->used; i++) {	for (i = 0; i < srv->config_context->used; i++) {
plugin_config *s = p->config_storage[i];	plugin_config *s = p->config_storage[i];

	if (NULL == s) continue;

	buffer_free(s->location);

free(s);	free(s);
}	}
free(p->config_storage);	free(p->config_storage);
Line 75 SETDEFAULTS_FUNC(mod_evasive_set_defaults) {	Line 83 SETDEFAULTS_FUNC(mod_evasive_set_defaults) {
config_values_t cv[] = {	config_values_t cv[] = {
{ "evasive.max-conns-per-ip", NULL, T_CONFIG_SHORT, T_CONFIG_SCOPE_CONNECTION }, /* 0 */	{ "evasive.max-conns-per-ip", NULL, T_CONFIG_SHORT, T_CONFIG_SCOPE_CONNECTION }, /* 0 */
{ "evasive.silent", NULL, T_CONFIG_BOOLEAN, T_CONFIG_SCOPE_CONNECTION }, /* 1 */	{ "evasive.silent", NULL, T_CONFIG_BOOLEAN, T_CONFIG_SCOPE_CONNECTION }, /* 1 */
	{ "evasive.location", NULL, T_CONFIG_STRING, T_CONFIG_SCOPE_CONNECTION }, /* 2 */
{ NULL, NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET }	{ NULL, NULL, T_CONFIG_UNSET, T_CONFIG_SCOPE_UNSET }
};	};

p->config_storage = calloc(1, srv->config_context->used * sizeof(specific_config *));	p->config_storage = calloc(1, srv->config_context->used * sizeof(plugin_config *));

for (i = 0; i < srv->config_context->used; i++) {	for (i = 0; i < srv->config_context->used; i++) {
	data_config const* config = (data_config const*)srv->config_context->data[i];
plugin_config *s;	plugin_config *s;

s = calloc(1, sizeof(plugin_config));	s = calloc(1, sizeof(plugin_config));
s->max_conns = 0;	s->max_conns = 0;
s->silent = 0;	s->silent = 0;
	s->location = buffer_init();

cv[0].destination = &(s->max_conns);	cv[0].destination = &(s->max_conns);
cv[1].destination = &(s->silent);	cv[1].destination = &(s->silent);
	cv[2].destination = s->location;

p->config_storage[i] = s;	p->config_storage[i] = s;

if (0 != config_insert_values_global(srv, ((data_config *)srv->config_context->data[i])->value, cv)) {	if (0 != config_insert_values_global(srv, config->value, cv, i == 0 ? T_CONFIG_SCOPE_SERVER : T_CONFIG_SCOPE_CONNECTION)) {
return HANDLER_ERROR;	return HANDLER_ERROR;
}	}
}	}
Line 108 static int mod_evasive_patch_connection(server *srv, c	Line 120 static int mod_evasive_patch_connection(server *srv, c

PATCH(max_conns);	PATCH(max_conns);
PATCH(silent);	PATCH(silent);
	PATCH(location);

/* skip the first, the global context */	/* skip the first, the global context */
for (i = 1; i < srv->config_context->used; i++) {	for (i = 1; i < srv->config_context->used; i++) {
Line 125 static int mod_evasive_patch_connection(server *srv, c	Line 138 static int mod_evasive_patch_connection(server *srv, c
PATCH(max_conns);	PATCH(max_conns);
} else if (buffer_is_equal_string(du->key, CONST_STR_LEN("evasive.silent"))) {	} else if (buffer_is_equal_string(du->key, CONST_STR_LEN("evasive.silent"))) {
PATCH(silent);	PATCH(silent);
	} else if (buffer_is_equal_string(du->key, CONST_STR_LEN("evasive.location"))) {
	PATCH(location);
}	}
}	}
}	}
Line 138 URIHANDLER_FUNC(mod_evasive_uri_handler) {	Line 153 URIHANDLER_FUNC(mod_evasive_uri_handler) {
size_t conns_by_ip = 0;	size_t conns_by_ip = 0;
size_t j;	size_t j;

if (con->uri.path->used == 0) return HANDLER_GO_ON;	if (buffer_is_empty(con->uri.path)) return HANDLER_GO_ON;

mod_evasive_patch_connection(srv, con, p);	mod_evasive_patch_connection(srv, con, p);

Line 185 URIHANDLER_FUNC(mod_evasive_uri_handler) {	Line 200 URIHANDLER_FUNC(mod_evasive_uri_handler) {
"turned away. Too many connections.");	"turned away. Too many connections.");
}	}

con->http_status = 403;	if (!buffer_is_empty(p->conf.location)) {
	response_header_overwrite(srv, con, CONST_STR_LEN("Location"), CONST_BUF_LEN(p->conf.location));
	con->http_status = 302;
	con->file_finished = 1;
	} else {
	con->http_status = 403;
	}
con->mode = DIRECT;	con->mode = DIRECT;
return HANDLER_FINISHED;	return HANDLER_FINISHED;
}	}

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.1.1.1
changed lines
	Added in v.1.1.1.3