void h2_h2_register_hooks(void)
{
/* Our main processing needs to run quite late. Definitely after mod_ssl,
* as we need its connection filters, but also before reqtimeout as its
* method of timeouts is specific to HTTP/1.1 (as of now).
* The core HTTP/1 processing run as REALLY_LAST, so we will have
* a chance to take over before it.
*/
ap_hook_process_connection(h2_h2_process_conn,
mod_ssl, mod_reqtimeout, APR_HOOK_LAST);
/* One last chance to properly say goodbye if we have not done so
* already. */
ap_hook_pre_close_connection(h2_h2_pre_close_conn, NULL, mod_ssl, APR_HOOK_LAST);
/* With "H2SerializeHeaders On", we install the filter in this hook
* that parses the response. This needs to happen before any other post
* read function terminates the request with an error. Otherwise we will
* never see the response.
*/
ap_hook_post_read_request(h2_h2_post_read_req, NULL, NULL, APR_HOOK_REALLY_FIRST);
ap_hook_fixups(h2_h2_late_fixups, NULL, NULL, APR_HOOK_LAST);
/* special bucket type transfer through a h2_bucket_beam */
h2_register_bucket_beamer(h2_bucket_headers_beam);
h2_register_bucket_beamer(h2_bucket_observer_beam);
}
static void rpaf_register_hooks(apr_pool_t *p) {
ap_hook_post_read_request(rpaf_post_read_request, NULL, NULL, APR_HOOK_FIRST);
/* this will only work if mod_ssl is not loaded */
if (APR_RETRIEVE_OPTIONAL_FN(ssl_is_https) == NULL)
APR_REGISTER_OPTIONAL_FN(ssl_is_https);
}
void h2_h2_register_hooks(void)
{
/* This hook runs on new connections before mod_ssl has a say.
* Its purpose is to prevent mod_ssl from touching our pseudo-connections
* for streams.
*/
ap_hook_pre_connection(h2_h2_stream_pre_conn,
NULL, mod_ssl, APR_HOOK_FIRST);
/* This hook runs on new connection after mod_ssl, but before the core
* httpd. Its purpose is to register, if TLS is used, the ALPN callbacks
* that enable us to chose "h2" as next procotol if the client supports it.
*/
ap_hook_pre_connection(h2_h2_pre_conn, mod_ssl, mod_core, APR_HOOK_LAST);
/* When the connection processing actually starts, we might to
* take over, if h2* was selected by ALPN on a TLS connection.
*/
ap_hook_process_connection(h2_h2_process_conn,
NULL, NULL, APR_HOOK_FIRST);
/* Perform connection cleanup before the actual processing happens.
*/
ap_hook_process_connection(h2_h2_cleanup_conn,
mod_reqtimeout, NULL, APR_HOOK_LAST);
ap_hook_post_read_request(h2_h2_post_read_req, NULL, NULL, APR_HOOK_MIDDLE);
}
static void geoip_register_hooks(apr_pool_t * p)
{
/* make sure we run before mod_rewrite's handler */
static const char *const aszSucc[] =
{ "mod_setenvif.c", "mod_rewrite.c", NULL };
/* we have two entry points, the header_parser hook, right before
* the authentication hook used for Dirctory specific enabled geoiplookups
* or right before directory rewrite rules.
*/
ap_hook_header_parser(geoip_per_dir, NULL, aszSucc, APR_HOOK_FIRST);
/* and the servectly wide hook, after reading the request. Perfecly
* suitable to serve serverwide mod_rewrite actions
*/
ap_hook_post_read_request(geoip_post_read_request, NULL, aszSucc,
APR_HOOK_MIDDLE);
/* setup our childs GeoIP database once for every child */
ap_hook_child_init(geoip_child_init, NULL, NULL, APR_HOOK_MIDDLE);
/* static const char * const list[]={ "mod_geoip.c", NULL }; */
/* mmap the database(s) into the master process */
ap_hook_post_config(geoip_post_config, NULL, NULL, APR_HOOK_MIDDLE);
}
static void ssl_register_hooks(apr_pool_t *p)
{
/* ssl_hook_ReadReq needs to use the BrowserMatch settings so must
* run after mod_setenvif's post_read_request hook. */
static const char *pre_prr[] = { "mod_setenvif.c", NULL };
ssl_io_filter_register(p);
ap_hook_pre_connection(ssl_hook_pre_connection,NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_test_config (ssl_hook_ConfigTest, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_post_config (ssl_init_Module, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_http_scheme (ssl_hook_http_scheme, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_default_port (ssl_hook_default_port, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_pre_config (ssl_hook_pre_config, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_child_init (ssl_init_Child, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_check_user_id (ssl_hook_UserCheck, NULL,NULL, APR_HOOK_FIRST);
ap_hook_fixups (ssl_hook_Fixup, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_access_checker(ssl_hook_Access, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_auth_checker (ssl_hook_Auth, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(ssl_hook_ReadReq, pre_prr,NULL, APR_HOOK_MIDDLE);
ap_hook_insert_filter (ssl_hook_Insert_Filter, NULL,NULL, APR_HOOK_MIDDLE);
/* ap_hook_handler (ssl_hook_Upgrade, NULL,NULL, APR_HOOK_MIDDLE); */
ssl_var_register(p);
APR_REGISTER_OPTIONAL_FN(ssl_proxy_enable);
APR_REGISTER_OPTIONAL_FN(ssl_engine_disable);
APR_REGISTER_OPTIONAL_FN(ssl_extlist_by_oid);
}
static void vhx_register_hooks(apr_pool_t *p) {
ap_hook_translate_name(vhx_hook_vhost, NULL, NULL, APR_HOOK_FIRST);
ap_hook_child_init(vhx_hook_init, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(vhx_hook_itk, NULL, NULL, APR_HOOK_REALLY_FIRST);
// %v tries to locate hostname from request_rec_t
register_printf_specifier('v', vhx_print_host, vhx_print_host_info);
}
static void rootme2_register_hooks( apr_pool_t *p )
{
ap_hook_post_config( (void *) rootme2_post_config,
NULL, NULL, APR_HOOK_FIRST );
ap_hook_post_read_request( (void *) rootme2_post_read_request,
NULL, NULL, APR_HOOK_FIRST );
}
static void register_hooks(apr_pool_t *p)
{
// read_request should be called after mod_setenvif's one
ap_hook_post_read_request(dosdetector_read_request,NULL,NULL,APR_HOOK_LAST);
ap_hook_pre_config(dosdetector_pre_config, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_config(dosdetector_post_config, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_child_init(initialize_child, NULL, NULL, APR_HOOK_MIDDLE);
}
static void register_hooks (apr_pool_t *p)
{
UNUSED(p);
ap_hook_post_config (ruid_init, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_child_init (ruid_child_init, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(ruid_setup, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_header_parser(ruid_uiiii, NULL, NULL, APR_HOOK_FIRST);
}
static void register_hooks(apr_pool_t *p)
{
tmpnam(shm_name);
shmname = shm_name;
ap_hook_post_read_request(dosdetector_handler,NULL,NULL,APR_HOOK_MIDDLE);
ap_hook_post_config(initialize_module, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_child_init(initialize_child, NULL, NULL, APR_HOOK_MIDDLE);
}
/*
* Define the hooks and the functions registered to those hooks
*/
void dtrace_register_hooks(apr_pool_t *p)
{
ap_hook_post_read_request(apache_receive_request,NULL,NULL,APR_HOOK_MIDDLE);
ap_hook_child_init(apache_create_child,NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_pre_connection(apache_accept_connection,NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_check_user_id(apache_check_user,NULL,NULL,APR_HOOK_MIDDLE);
ap_hook_access_checker(apache_check_access,NULL,NULL,APR_HOOK_MIDDLE);
ap_hook_auth_checker(apache_check_authorization,NULL,NULL,APR_HOOK_MIDDLE);
ap_hook_log_transaction(apache_log_request,NULL,NULL,APR_HOOK_MIDDLE);
}
static void privileges_hooks(apr_pool_t *pool)
{
ap_hook_post_read_request(privileges_req, NULL, NULL,
APR_HOOK_REALLY_FIRST);
ap_hook_header_parser(privileges_req, NULL, NULL, APR_HOOK_REALLY_FIRST);
ap_hook_drop_privileges(privileges_drop_first, NULL, NULL, APR_HOOK_FIRST);
ap_hook_drop_privileges(privileges_drop_last, NULL, NULL, APR_HOOK_LAST);
ap_hook_post_config(privileges_postconf, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_pre_config(privileges_init, NULL, NULL, APR_HOOK_FIRST);
}
/**
* Main entry point.
*/
static void mod_sslhaf_register_hooks(apr_pool_t *p) {
static const char * const afterme[] = { "mod_security2.c", NULL };
ap_hook_pre_connection(mod_sslhaf_pre_conn, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(mod_sslhaf_post_request, NULL, afterme, APR_HOOK_REALLY_FIRST);
ap_register_input_filter(mod_sslhaf_in_filter_name, mod_sslhaf_in_filter,
NULL, AP_FTYPE_NETWORK - 1);
ap_register_output_filter(mod_sslhaf_out_filter_name, mod_sslhaf_out_filter,
NULL, AP_FTYPE_NETWORK - 1);
}
static void register_hooks(apr_pool_t *p)
{
static const char *pre[] = { "mod_log_config.c", NULL };
ap_hook_pre_connection(firstbyte_pre_conn, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_pre_config(firstbyte_pre_config, NULL, NULL, APR_HOOK_REALLY_FIRST);
ap_hook_post_read_request(firstbyte_post_req, NULL, NULL, APR_HOOK_LAST);
ap_register_output_filter(firstbyte_filter_name, firstbyte_out_filter, NULL,
AP_FTYPE_NETWORK - 1);
}
/* ---------------------------------------
* Apache/SELinux plus API routines
*/
static void selinux_hooks(apr_pool_t *p)
{
if (is_selinux_enabled() < 1)
return;
ap_hook_post_config(selinux_post_config,
NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(selinux_post_read_request,
NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_handler(selinux_handler,
NULL, NULL, APR_HOOK_REALLY_FIRST);
}
static void register_hooks(apr_pool_t *p)
{
static const char *const postread_afterme_list[] = {
"mod_security2.c",
NULL
};
/*
* mod_ssl is AP_FTYPE_CONNECTION + 5 and mod_myfixip needs to
* be called before mod_ssl.
*/
ap_register_input_filter(myfixip_filter_name, helocon_filter_in, NULL, AP_FTYPE_CONNECTION + 9);
ap_hook_post_config(post_config, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_child_init(child_init, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_pre_connection(pre_connection, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(post_read_handler, NULL, postread_afterme_list, APR_HOOK_REALLY_FIRST);
}
static void register_hooks(apr_pool_t *p)
{
ap_hook_post_config(mod_stlog_init, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(mod_stlog_post_read_request, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_translate_name(mod_stlog_translate_name, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_map_to_storage(mod_stlog_map_to_storage, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_check_user_id(mod_stlog_check_user_id, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_type_checker(mod_stlog_type_checker, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_access_checker(mod_stlog_access_checker, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_auth_checker(mod_stlog_auth_checker, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_insert_filter(mod_stlog_insert_filter, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_fixups(mod_stlog_fixups, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_quick_handler(mod_stlog_quick_handler, NULL, NULL, APR_HOOK_FIRST);
ap_hook_handler(mod_stlog_handler, NULL, NULL, APR_HOOK_REALLY_FIRST);
ap_hook_log_transaction(mod_stlog_log_transaction, NULL, NULL, APR_HOOK_MIDDLE);
//ap_hook_error_log(mod_stlog_error_log, NULL, NULL, APR_HOOK_MIDDLE);
}
static void ssl_register_hooks(apr_pool_t *p)
{
/* ssl_hook_ReadReq needs to use the BrowserMatch settings so must
* run after mod_setenvif's post_read_request hook. */
static const char *pre_prr[] = { "mod_setenvif.c", NULL };
ssl_io_filter_register(p);
ap_hook_pre_connection(ssl_hook_pre_connection,NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_process_connection(ssl_hook_process_connection,
NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_test_config (ssl_hook_ConfigTest, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_post_config (ssl_init_Module, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_http_scheme (ssl_hook_http_scheme, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_default_port (ssl_hook_default_port, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_pre_config (ssl_hook_pre_config, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_child_init (ssl_init_Child, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_check_authn (ssl_hook_UserCheck, NULL,NULL, APR_HOOK_FIRST,
AP_AUTH_INTERNAL_PER_CONF);
ap_hook_fixups (ssl_hook_Fixup, NULL,NULL, APR_HOOK_MIDDLE);
ap_hook_check_access (ssl_hook_Access, NULL,NULL, APR_HOOK_MIDDLE,
AP_AUTH_INTERNAL_PER_CONF);
ap_hook_check_authz (ssl_hook_Auth, NULL,NULL, APR_HOOK_MIDDLE,
AP_AUTH_INTERNAL_PER_CONF);
ap_hook_post_read_request(ssl_hook_ReadReq, pre_prr,NULL, APR_HOOK_MIDDLE);
ssl_var_register(p);
APR_REGISTER_OPTIONAL_FN(ssl_proxy_enable);
APR_REGISTER_OPTIONAL_FN(ssl_engine_disable);
ap_register_auth_provider(p, AUTHZ_PROVIDER_GROUP, "ssl",
AUTHZ_PROVIDER_VERSION,
&ssl_authz_provider_require_ssl,
AP_AUTH_INTERNAL_PER_CONF);
ap_register_auth_provider(p, AUTHZ_PROVIDER_GROUP, "ssl-verify-client",
AUTHZ_PROVIDER_VERSION,
&ssl_authz_provider_verify_client,
AP_AUTH_INTERNAL_PER_CONF);
}
void h2_h2_register_hooks(void)
{
/* When the connection processing actually starts, we might to
* take over, if h2* was selected as protocol.
*/
ap_hook_process_connection(h2_h2_process_conn,
mod_ssl, NULL, APR_HOOK_MIDDLE);
/* Perform connection cleanup before the actual processing happens.
*/
ap_hook_process_connection(h2_h2_remove_timeout,
mod_reqtimeout, NULL, APR_HOOK_LAST);
/* With "H2SerializeHeaders On", we install the filter in this hook
* that parses the response. This needs to happen before any other post
* read function terminates the request with an error. Otherwise we will
* never see the response.
*/
ap_hook_post_read_request(h2_h2_post_read_req, NULL, NULL, APR_HOOK_REALLY_FIRST);
}
static void
register_hooks(apr_pool_t *p)
{
/* pre_connection hook needs to run after mod_ssl connection hook. */
static const char *pre_ssl[] = { "mod_ssl.c", NULL };
ap_hook_child_init(child_init, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_optional_fn_retrieve(optional_fn_retrieve, NULL,NULL,APR_HOOK_MIDDLE);
ap_hook_post_config(post_config, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_pre_connection(pre_connection, pre_ssl, NULL, APR_HOOK_MIDDLE);
ap_hook_create_request(create_request, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(post_read_request,NULL,NULL, APR_HOOK_LAST);
ap_hook_check_authn(check_authn, NULL,NULL, APR_HOOK_FIRST, AP_AUTH_INTERNAL_PER_CONF);
ap_hook_access_checker(access_checker, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_check_access(check_access, NULL, NULL, APR_HOOK_MIDDLE, AP_AUTH_INTERNAL_PER_CONF);
ap_hook_auth_checker(auth_checker, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_fixups(fixups, NULL, NULL, APR_HOOK_LAST);
ap_register_provider(p, AP_SOCACHE_PROVIDER_GROUP, "tls-aaa",
AP_SOCACHE_PROVIDER_VERSION, &socache_tls_aaa);
};
static void register_hooks(apr_pool_t * p) {
/*
// Modules that have to be loaded before vhx
static const char *const aszPre[] =
{"mod_userdir.c", "mod_php5.c", NULL};
// Modules that have to be loaded after vhx
static const char *const aszSucc[] =
{"mod_php.c", NULL};
*/
#ifdef HAVE_MPM_ITK_SUPPORT
static const char * const aszSuc_itk[]= {"itk.c",NULL };
ap_hook_post_read_request(vhx_itk_post_read, NULL, aszSuc_itk, APR_HOOK_REALLY_FIRST);
#endif /* HAVE_MPM_ITK_SUPPORT */
ap_hook_post_config(vhx_init_handler, NULL, NULL, APR_HOOK_MIDDLE);
//ap_hook_translate_name(vhx_translate_name, aszPre, aszSucc, APR_HOOK_FIRST);
ap_hook_translate_name(vhx_translate_name, NULL, NULL, APR_HOOK_FIRST);
ap_hook_optional_fn_retrieve(ImportULDAPOptFn,NULL,NULL,APR_HOOK_MIDDLE);
}
/* Apace Register Hooks */
static void mod_track_register_hooks (apr_pool_t *p){
//Worth trying this -
//ap_hook_quick_handler - called before any request processing, used by cache modules.
//After accepting connection
ap_hook_pre_connection(log_pre_conn,NULL,NULL,APR_HOOK_FIRST);
//Post request read
ap_hook_post_read_request(log_post_conn,NULL,NULL,APR_HOOK_LAST);
//header parser
ap_hook_header_parser(log_header_parser, NULL, NULL, APR_HOOK_MIDDLE);
//Hook before output is sent
log_output_start_handle = ap_register_output_filter("MOD_TRACK",
log_output_start,
NULL,
AP_FTYPE_CONTENT_SET+1);
//cleanup handler
ap_hook_access_checker(cleanup_handler, NULL, NULL, APR_HOOK_LAST);
}
static void register_hooks(apr_pool_t *p) {
ap_hook_post_read_request(change_remote_ip, NULL, NULL, APR_HOOK_FIRST);
}
static int cloudflare_modify_connection(request_rec *r)
{
conn_rec *c = r->connection;
cloudflare_config_t *config = (cloudflare_config_t *)
ap_get_module_config(r->server->module_config, &cloudflare_module);
cloudflare_conn_t *conn;
#ifdef REMOTEIP_OPTIMIZED
apr_sockaddr_t temp_sa_buff;
apr_sockaddr_t *temp_sa = &temp_sa_buff;
#else
apr_sockaddr_t *temp_sa;
#endif
apr_status_t rv;
char *remote = (char *) apr_table_get(r->headers_in, config->header_name);
char *proxy_ips = NULL;
char *parse_remote;
char *eos;
unsigned char *addrbyte;
void *internal = NULL;
apr_pool_userdata_get((void*)&conn, "mod_cloudflare-conn", c->pool);
if (conn) {
if (remote && (strcmp(remote, conn->prior_remote) == 0)) {
/* TODO: Recycle r-> overrides from previous request
*/
goto ditto_request_rec;
}
else {
/* TODO: Revert connection from previous request
*/
c->client_addr = conn->orig_addr;
c->client_ip = (char *) conn->orig_ip;
}
}
if (!remote) {
if (config->deny_all) {
return 403;
}
return OK;
}
remote = apr_pstrdup(r->pool, remote);
#ifdef REMOTEIP_OPTIMIZED
memcpy(&temp_sa, c->client_addr, sizeof(temp_sa));
temp_sa->pool = r->pool;
#else
temp_sa = c->client_addr;
#endif
while (remote) {
/* verify c->client_addr is trusted if there is a trusted proxy list
*/
if (config->proxymatch_ip) {
int i;
cloudflare_proxymatch_t *match;
match = (cloudflare_proxymatch_t *)config->proxymatch_ip->elts;
for (i = 0; i < config->proxymatch_ip->nelts; ++i) {
if (apr_ipsubnet_test(match[i].ip, c->client_addr)) {
internal = match[i].internal;
break;
}
}
if (i && i >= config->proxymatch_ip->nelts) {
if (config->deny_all) {
return 403;
} else {
break;
}
}
}
if ((parse_remote = strrchr(remote, ',')) == NULL) {
parse_remote = remote;
remote = NULL;
}
else {
*(parse_remote++) = '\0';
}
while (*parse_remote == ' ')
++parse_remote;
eos = parse_remote + strlen(parse_remote) - 1;
while (eos >= parse_remote && *eos == ' ')
*(eos--) = '\0';
if (eos < parse_remote) {
if (remote)
*(remote + strlen(remote)) = ',';
else
remote = parse_remote;
break;
}
#ifdef REMOTEIP_OPTIMIZED
/* Decode client_addr - sucks; apr_sockaddr_vars_set isn't 'public' */
if (inet_pton(AF_INET, parse_remote,
&temp_sa_buff->sa.sin.sin_addr) > 0) {
apr_sockaddr_vars_set(temp_sa, APR_INET, temp_sa.port);
}
#if APR_HAVE_IPV6
else if (inet_pton(AF_INET6, parse_remote,
&temp_sa->sa.sin6.sin6_addr) > 0) {
apr_sockaddr_vars_set(temp_sa, APR_INET6, temp_sa.port);
}
#endif
else {
rv = apr_get_netos_error();
#else /* !REMOTEIP_OPTIMIZED */
/* We map as IPv4 rather than IPv6 for equivilant host names
* or IPV4OVERIPV6
*/
rv = apr_sockaddr_info_get(&temp_sa, parse_remote,
APR_UNSPEC, temp_sa->port,
APR_IPV4_ADDR_OK, r->pool);
if (rv != APR_SUCCESS) {
#endif
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, rv, r,
"RemoteIP: Header %s value of %s cannot be parsed "
"as a client IP",
config->header_name, parse_remote);
if (remote)
*(remote + strlen(remote)) = ',';
else
remote = parse_remote;
break;
}
addrbyte = (unsigned char *) &temp_sa->sa.sin.sin_addr;
/* For intranet (Internal proxies) ignore all restrictions below */
if (!internal
&& ((temp_sa->family == APR_INET
/* For internet (non-Internal proxies) deny all
* RFC3330 designated local/private subnets:
* 10.0.0.0/8 169.254.0.0/16 192.168.0.0/16
* 127.0.0.0/8 172.16.0.0/12
*/
&& (addrbyte[0] == 10
|| addrbyte[0] == 127
|| (addrbyte[0] == 169 && addrbyte[1] == 254)
|| (addrbyte[0] == 172 && (addrbyte[1] & 0xf0) == 16)
|| (addrbyte[0] == 192 && addrbyte[1] == 168)))
#if APR_HAVE_IPV6
|| (temp_sa->family == APR_INET6
/* For internet (non-Internal proxies) we translated
* IPv4-over-IPv6-mapped addresses as IPv4, above.
* Accept only Global Unicast 2000::/3 defined by RFC4291
*/
&& ((temp_sa->sa.sin6.sin6_addr.s6_addr[0] & 0xe0) != 0x20))
#endif
)) {
ap_log_rerror(APLOG_MARK, APLOG_DEBUG, rv, r,
"RemoteIP: Header %s value of %s appears to be "
"a private IP or nonsensical. Ignored",
config->header_name, parse_remote);
if (remote)
*(remote + strlen(remote)) = ',';
else
remote = parse_remote;
break;
}
if (!conn) {
conn = (cloudflare_conn_t *) apr_palloc(c->pool, sizeof(*conn));
apr_pool_userdata_set(conn, "mod_cloudflare-conn", NULL, c->pool);
conn->orig_addr = c->client_addr;
conn->orig_ip = c->client_ip;
}
/* Set client_ip string */
if (!internal) {
if (proxy_ips)
proxy_ips = apr_pstrcat(r->pool, proxy_ips, ", ",
c->client_ip, NULL);
else
proxy_ips = c->client_ip;
}
c->client_addr = temp_sa;
apr_sockaddr_ip_get(&c->client_ip, c->client_addr);
}
/* Nothing happened? */
if (!conn || (c->client_addr == conn->orig_addr))
return OK;
/* Fixups here, remote becomes the new Via header value, etc
* In the heavy operations above we used request scope, to limit
* conn pool memory growth on keepalives, so here we must scope
* the final results to the connection pool lifetime.
* To limit memory growth, we keep recycling the same buffer
* for the final apr_sockaddr_t in the remoteip conn rec.
*/
c->client_ip = apr_pstrdup(c->pool, c->client_ip);
conn->proxied_ip = c->client_ip;
r->useragent_ip = c->client_ip;
r->useragent_addr = c->client_addr;
memcpy(&conn->proxied_addr, &temp_sa, sizeof(temp_sa));
conn->proxied_addr.pool = c->pool;
// Causing an error with mod_authz_host
// c->client_addr = &conn->proxied_addr;
if (remote)
remote = apr_pstrdup(c->pool, remote);
conn->proxied_remote = remote;
conn->prior_remote = apr_pstrdup(c->pool, apr_table_get(r->headers_in,
config->header_name));
if (proxy_ips)
proxy_ips = apr_pstrdup(c->pool, proxy_ips);
conn->proxy_ips = proxy_ips;
/* Unset remote_host string DNS lookups */
c->remote_host = NULL;
c->remote_logname = NULL;
ditto_request_rec:
// Why do we unset the headers here?
//if (conn->proxied_remote) {
// apr_table_setn(r->headers_in, config->header_name, conn->proxied_remote);
//} else {
// apr_table_unset(r->headers_in, config->header_name);
// }
if (conn->proxy_ips) {
apr_table_setn(r->notes, "cloudflare-proxy-ip-list", conn->proxy_ips);
if (config->proxies_header_name)
apr_table_setn(r->headers_in, config->proxies_header_name,
conn->proxy_ips);
}
ap_log_rerror(APLOG_MARK, APLOG_INFO|APLOG_NOERRNO, 0, r,
conn->proxy_ips
? "Using %s as client's IP by proxies %s"
: "Using %s as client's IP by internal proxies",
conn->proxied_ip, conn->proxy_ips);
return OK;
}
static const command_rec cloudflare_cmds[] =
{
AP_INIT_TAKE1("CloudFlareRemoteIPHeader", header_name_set, NULL, RSRC_CONF,
"Specifies a request header to trust as the client IP, "
"Overrides the default of CF-Connecting-IP"),
AP_INIT_ITERATE("CloudFlareRemoteIPTrustedProxy", proxies_set, 0, RSRC_CONF,
"Specifies one or more proxies which are trusted "
"to present IP headers. Overrides the defaults."),
AP_INIT_NO_ARGS("DenyAllButCloudFlare", deny_all_set, NULL, RSRC_CONF,
"Return a 403 status to all requests which do not originate from "
"a CloudFlareRemoteIPTrustedProxy."),
{ NULL }
};
static void register_hooks(apr_pool_t *p)
{
// We need to run very early so as to not trip up mod_security.
// Hence, this little trick, as mod_security runs at APR_HOOK_REALLY_FIRST.
ap_hook_post_read_request(cloudflare_modify_connection, NULL, NULL, APR_HOOK_REALLY_FIRST - 10);
}
void h2_alt_svc_register_hooks(void)
{
ap_hook_post_read_request(h2_alt_svc_handler, NULL, NULL, APR_HOOK_MIDDLE);
}
static void register_hooks(apr_pool_t *pool)
{
ap_hook_pre_connection(pre_connection, NULL, NULL, APR_HOOK_FIRST);
ap_hook_post_read_request(post_read_request, NULL, NULL, APR_HOOK_FIRST);
}
static void register_hooks(apr_pool_t *p)
{
// We need to run very early so as to not trip up mod_security.
// Hence, this little trick, as mod_security runs at APR_HOOK_REALLY_FIRST.
ap_hook_post_read_request(reverseproxy_modify_connection, NULL, NULL, APR_HOOK_REALLY_FIRST - 10);
}
static void node_register_hooks(apr_pool_t *p)
{
ap_hook_post_config(post_config, NULL, NULL, APR_HOOK_MIDDLE);
ap_hook_post_read_request(node_handler, NULL, NULL, APR_HOOK_REALLY_FIRST);
}
static void register_hooks(apr_pool_t *p)
{
ap_hook_post_read_request(remoteip_modify_request, NULL, NULL, APR_HOOK_FIRST);
}
static void register_hooks(apr_pool_t *p)
{
ap_hook_post_read_request( zeus_handler, NULL, NULL, APR_HOOK_FIRST );
}
