-const char loadcfg_rcs[] = "$Id: loadcfg.c,v 1.156 2017/02/24 11:59:44 fabiankeil Exp $";
/*********************************************************************
*
* File : $Source: /cvsroot/ijbswa/current/loadcfg.c,v $
* routine to load the configuration and the global
* variables it writes to.
*
- * Copyright : Written by and Copyright (C) 2001-2016 the
- * Privoxy team. http://www.privoxy.org/
+ * Copyright : Written by and Copyright (C) 2001-2017 the
+ * Privoxy team. https://www.privoxy.org/
*
* Based on the Internet Junkbuster originally written
* by and Copyright (C) 1997 Anonymous Coders and
#else /* ifndef _WIN32 */
-#ifndef __OS2__
# include <unistd.h>
# include <sys/wait.h>
-#endif
# include <sys/time.h>
# include <sys/stat.h>
# include <signal.h>
#include "client-tags.h"
#endif
-const char loadcfg_h_rcs[] = LOADCFG_H_VERSION;
+/*
+ * Default number of seconds after which an
+ * open connection will no longer be reused.
+ */
+#define DEFAULT_KEEP_ALIVE_TIMEOUT 180
+
+/*
+ * Default backlog passed to listen().
+ */
+#define DEFAULT_LISTEN_BACKLOG 128
#ifdef FEATURE_TOGGLE
/* Privoxy is enabled by default. */
/*
* This takes the "cryptic" hash of each keyword and aliases them to
* something a little more readable. This also makes changing the
- * hash values easier if they should change or the hash algorthm changes.
- * Use the included "hash" program to find out what the hash will be
- * for any string supplied on the command line. (Or just put it in the
- * config file and read the number from the error message in the log).
+ * hash values easier if they should change or the hash algorithm changes.
+ * To find out the hash for a new directive put it in the config file
+ * and read the number from the error message in the log).
*
* Please keep this list sorted alphabetically (but with the Windows
* console and GUI specific options last).
#define hash_admin_address 4112573064U /* "admin-address" */
#define hash_allow_cgi_request_crunching 258915987U /* "allow-cgi-request-crunching" */
#define hash_buffer_limit 1881726070U /* "buffer-limit */
+#define hash_ca_cert_file 1622923720U /* "ca-cert-file" */
+#define hash_ca_directory 1623615670U /* "ca-directory" */
+#define hash_ca_key_file 1184187891U /* "ca-key-file" */
+#define hash_ca_password 1184543320U /* "ca-password" */
+#define hash_certificate_directory 1367994217U /* "certificate-directory" */
+#define hash_cipher_list 1225729316U /* "cipher-list" */
#define hash_client_header_order 2701453514U /* "client-header-order" */
#define hash_client_specific_tag 3353703383U /* "client-specific-tag" */
-#define hash_client_tag_lifetime 647957580U /* "client-tag-lifetime" */
+#define hash_client_tag_lifetime 3239141416U /* "client-tag-lifetime" */
#define hash_compression_level 2464423563U /* "compression-level" */
#define hash_confdir 1978389U /* "confdir" */
#define hash_connection_sharing 1348841265U /* "connection-sharing" */
+#define hash_cors_allowed_origin 2769345637U /* "cors-allowed-origin" */
#define hash_debug 78263U /* "debug" */
#define hash_default_server_timeout 2530089913U /* "default-server-timeout" */
#define hash_deny_access 1227333715U /* "deny-access" */
+#define hash_enable_accept_filter 2909040407U /* "enable-accept-filter" */
#define hash_enable_edit_actions 2517097536U /* "enable-edit-actions" */
#define hash_enable_compression 3943696946U /* "enable-compression" */
#define hash_enable_proxy_authentication_forwarding 4040610791U /* enable-proxy-authentication-forwarding */
#define hash_hostname 10308071U /* "hostname" */
#define hash_keep_alive_timeout 3878599515U /* "keep-alive-timeout" */
#define hash_listen_address 1255650842U /* "listen-address" */
+#define hash_listen_backlog 1255655735U /* "listen-backlog" */
#define hash_logdir 422889U /* "logdir" */
#define hash_logfile 2114766U /* "logfile" */
#define hash_max_client_connections 3595884446U /* "max-client-connections" */
#define hash_permit_access 3587953268U /* "permit-access" */
#define hash_proxy_info_url 3903079059U /* "proxy-info-url" */
+#define hash_receive_buffer_size 2880297454U /* "receive-buffer-size */
#define hash_single_threaded 4250084780U /* "single-threaded" */
#define hash_socket_timeout 1809001761U /* "socket-timeout" */
#define hash_split_large_cgi_forms 671658948U /* "split-large-cgi-forms" */
#define hash_trust_info_url 430331967U /* "trust-info-url" */
#define hash_trust_x_forwarded_for 2971537414U /* "trust-x-forwarded-for" */
#define hash_trusted_cgi_referrer 4270883427U /* "trusted-cgi-referrer" */
+#define hash_trusted_cas_file 2679803024U /* "trusted-cas-files" */
#define hash_trustfile 56494766U /* "trustfile" */
#define hash_usermanual 1416668518U /* "user-manual" */
#define hash_activity_animation 1817904738U /* "activity-animation" */
while (cur_fwd != NULL)
{
struct forward_spec * next_fwd = cur_fwd->next;
- free_pattern_spec(cur_fwd->url);
- freez(cur_fwd->gateway_host);
- freez(cur_fwd->forward_host);
- free(cur_fwd);
+ unload_forward_spec(cur_fwd);
+
cur_fwd = next_fwd;
}
config->forward = NULL;
list_remove_all(config->ordered_client_headers);
freez(config->admin_address);
+ freez(config->cors_allowed_origin);
freez(config->proxy_info_url);
freez(config->proxy_args);
freez(config->usermanual);
freez(config->trusted_cgi_referrer);
+#ifdef FEATURE_HTTPS_INSPECTION
+ freez(config->ca_password);
+ freez(config->ca_directory);
+ freez(config->ca_cert_file);
+ freez(config->ca_key_file);
+ freez(config->certificate_directory);
+ freez(config->cipher_list);
+ freez(config->trusted_cas_file);
+#endif
+
#ifdef FEATURE_TRUST
freez(config->trustfile);
list_remove_all(config->trust_info);
struct file_list *fs;
unsigned long linenum = 0;
int i;
- char *logfile = NULL;
+ char *logfile = NULL;
+#ifdef FEATURE_HTTPS_INSPECTION
+ char *ca_cert_file = NULL;
+ char *ca_key_file = NULL;
+ char *ca_directory = NULL;
+ char *trusted_cas_file = NULL;
+ char *certificate_directory = NULL;
+#endif
if (!check_file_changed(current_configfile, configfile, &fs))
{
*/
config->multi_threaded = 1;
config->buffer_limit = 4096 * 1024;
+ config->receive_buffer_size = BUFFER_SIZE;
config->usermanual = strdup_or_die(USER_MANUAL_URL);
config->proxy_args = strdup_or_die("");
config->forwarded_connect_retries = 0;
+#ifdef FEATURE_HTTPS_INSPECTION
+ config->ca_password = strdup("");
+ ca_cert_file = strdup("cacert.crt");
+ ca_key_file = strdup("cakey.pem");
+ ca_directory = strdup("./CA");
+ trusted_cas_file = strdup("trustedCAs.pem");
+ certificate_directory = strdup("./certs");
+#endif
+
#ifdef FEATURE_CLIENT_TAGS
config->client_tag_lifetime = 60;
#endif
config->trust_x_forwarded_for = 0;
+#if defined(FEATURE_ACCEPT_FILTER) && defined(SO_ACCEPTFILTER)
+ config->enable_accept_filter = 0;
+#endif
+ config->listen_backlog = DEFAULT_LISTEN_BACKLOG;
config->trusted_cgi_referrer = NULL;
/*
* 128 client sockets ought to be enough for everybody who can't
config->compression_level = 1;
#endif
config->feature_flags &= ~RUNTIME_FEATURE_TOLERATE_PIPELINING;
+ config->cors_allowed_origin = NULL;
configfp = fopen(configfile, "r");
if (NULL == configfp)
break;
#endif
+/* *************************************************************************
+ * cors-allowed-origin http://www.example.org
+ * *************************************************************************/
+ case hash_cors_allowed_origin :
+ /*
+ * We don't validate the specified referrer as
+ * it's only used for string comparison.
+ */
+ freez(config->cors_allowed_origin);
+ config->cors_allowed_origin = strdup_or_die(arg);
+ break;
+
/* *************************************************************************
* debug n
* Specifies debug level, multiple values are ORed together.
break;
#endif /* def FEATURE_ACL */
+#if defined(FEATURE_ACCEPT_FILTER) && defined(SO_ACCEPTFILTER)
+/* *************************************************************************
+ * enable-accept-filter 0|1
+ * *************************************************************************/
+ case hash_enable_accept_filter :
+ config->enable_accept_filter = parse_toggle_state(cmd, arg);
+ break;
+#endif /* defined(FEATURE_ACCEPT_FILTER) && defined(SO_ACCEPTFILTER) */
+
/* *************************************************************************
* enable-edit-actions 0|1
* *************************************************************************/
if (strcmp(p, ".") != 0)
{
cur_fwd->forward_port = 8000;
- parse_forwarder_address(p, &cur_fwd->forward_host,
- &cur_fwd->forward_port);
+ parse_forwarder_address(p,
+ &cur_fwd->forward_host, &cur_fwd->forward_port,
+ NULL, NULL);
}
/* Add to list. */
if (strcmp(p, ".") != 0)
{
cur_fwd->gateway_port = 1080;
- parse_forwarder_address(p, &cur_fwd->gateway_host,
- &cur_fwd->gateway_port);
+ parse_forwarder_address(p,
+ &cur_fwd->gateway_host, &cur_fwd->gateway_port,
+ NULL, NULL);
}
/* Parse the parent HTTP proxy host[:port] */
if (strcmp(p, ".") != 0)
{
cur_fwd->forward_port = 8000;
- parse_forwarder_address(p, &cur_fwd->forward_host,
- &cur_fwd->forward_port);
+ parse_forwarder_address(p,
+ &cur_fwd->forward_host, &cur_fwd->forward_port,
+ NULL, NULL);
}
/* Add to list. */
break;
}
- /* Parse the SOCKS proxy host[:port] */
+ /* Parse the SOCKS proxy [user:pass@]host[:port] */
p = vec[1];
cur_fwd->gateway_port = 1080;
- parse_forwarder_address(p, &cur_fwd->gateway_host,
- &cur_fwd->gateway_port);
+ parse_forwarder_address(p,
+ &cur_fwd->gateway_host, &cur_fwd->gateway_port,
+ &cur_fwd->auth_username, &cur_fwd->auth_password);
/* Parse the parent HTTP proxy host[:port] */
p = vec[2];
if (strcmp(p, ".") != 0)
{
cur_fwd->forward_port = 8000;
- parse_forwarder_address(p, &cur_fwd->forward_host,
- &cur_fwd->forward_port);
+ parse_forwarder_address(p,
+ &cur_fwd->forward_host, &cur_fwd->forward_port,
+ NULL, NULL);
}
/* Add to list. */
config->haddr[i] = strdup_or_die(arg);
break;
+/* *************************************************************************
+ * listen-backlog n
+ * *************************************************************************/
+ case hash_listen_backlog :
+ /*
+ * We don't enfore an upper or lower limit because on
+ * many platforms all values are valid and negative
+ * number mean "use the highest value allowed".
+ */
+ config->listen_backlog = parse_numeric_value(cmd, arg);
+ break;
+
/* *************************************************************************
* logdir directory-name
* *************************************************************************/
{
int max_client_connections = parse_numeric_value(cmd, arg);
-#ifndef _WIN32
+#if !defined(_WIN32) && !defined(HAVE_POLL)
/*
* Reject values below 1 for obvious reasons and values above
* FD_SETSIZE/2 because Privoxy needs two sockets to serve
* passed to select().
* https://msdn.microsoft.com/en-us/library/windows/desktop/ms739169%28v=vs.85%29.aspx
*
- * XXX: Do OS/2, Amiga etc. belong here as well?
+ * On platforms were we use poll() we don't have to enforce
+ * an upper connection limit either.
*/
if (max_client_connections < 1)
{
config->proxy_info_url = strdup_or_die(arg);
break;
+
+/* *************************************************************************
+ * receive-buffer-size n
+ * *************************************************************************/
+ case hash_receive_buffer_size :
+ config->receive_buffer_size = (size_t)parse_numeric_value(cmd, arg);
+ if (config->receive_buffer_size < BUFFER_SIZE)
+ {
+ log_error(LOG_LEVEL_INFO,
+ "receive-buffer-size %lu seems low and may cause problems. "
+ "Consider setting it to at least %d.",
+ config->receive_buffer_size, BUFFER_SIZE);
+ }
+ break;
+
/* *************************************************************************
* single-threaded 0|1
* *************************************************************************/
config->usermanual = strdup_or_die(arg);
break;
+#ifdef FEATURE_HTTPS_INSPECTION
+/* *************************************************************************
+ * ca private key file password
+ * *************************************************************************/
+ case hash_ca_password:
+ freez(config->ca_password);
+ config->ca_password = strdup(arg);
+ break;
+
+/* *************************************************************************
+ * ca-directory directory
+ * *************************************************************************/
+ case hash_ca_directory:
+ freez(ca_directory);
+ ca_directory = make_path(NULL, arg);
+
+ if (NULL == ca_directory)
+ {
+ log_error(LOG_LEVEL_FATAL, "Out of memory while creating ca dir path");
+ }
+
+ break;
+
+/* *************************************************************************
+ * ca cert file ca-cert-file
+ * In ca dir by default
+ * *************************************************************************/
+ case hash_ca_cert_file:
+ freez(ca_cert_file);
+ ca_cert_file = make_path(config->ca_directory, arg);
+
+ if (NULL == ca_cert_file)
+ {
+ log_error(LOG_LEVEL_FATAL, "Out of memory while creating ca certificate file path");
+ }
+
+ break;
+
+/* *************************************************************************
+ * ca key file ca-key-file
+ * In ca dir by default
+ * *************************************************************************/
+ case hash_ca_key_file:
+ freez(ca_key_file);
+ ca_key_file = make_path(config->ca_directory, arg);
+
+ if (NULL == ca_key_file)
+ {
+ log_error(LOG_LEVEL_FATAL, "Out of memory while creating ca key file path");
+ }
+
+ break;
+
+/* *************************************************************************
+ * certificate-directory directory
+ * *************************************************************************/
+ case hash_certificate_directory:
+ freez(certificate_directory);
+ certificate_directory = make_path(NULL, arg);
+
+ if (NULL == certificate_directory)
+ {
+ log_error(LOG_LEVEL_FATAL,
+ "Out of memory while creating certificate directory path");
+ }
+
+ break;
+
+/* *************************************************************************
+ * cipher-list list-of-ciphers
+ * *************************************************************************/
+ case hash_cipher_list:
+ freez(config->cipher_list);
+ config->cipher_list = strdup_or_die(arg);
+
+ break;
+
+/* *************************************************************************
+ * trusted CAs file name trusted-cas-file
+ * *************************************************************************/
+ case hash_trusted_cas_file:
+ freez(trusted_cas_file);
+ trusted_cas_file = make_path(config->ca_directory, arg);
+
+ if (NULL == trusted_cas_file)
+ {
+ log_error(LOG_LEVEL_FATAL, "Out of memory while creating trusted CAs file path");
+ }
+
+ break;
+#endif
+
/* *************************************************************************
* Win32 Console options:
* *************************************************************************/
}
}
+#ifdef FEATURE_HTTPS_INSPECTION
+ /*
+ * Setting SSL parameters from loaded values into structures
+ */
+ freez(config->ca_directory);
+ config->ca_directory = make_path(NULL, ca_directory);
+ freez(ca_directory);
+
+ freez(config->ca_cert_file);
+ config->ca_cert_file = make_path(config->ca_directory, ca_cert_file);
+ freez(ca_cert_file);
+
+ freez(config->ca_key_file);
+ config->ca_key_file = make_path(config->ca_directory, ca_key_file);
+ freez(ca_key_file);
+
+ freez(config->trusted_cas_file);
+ config->trusted_cas_file = make_path(config->ca_directory, trusted_cas_file);
+ freez(trusted_cas_file);
+
+ freez(config->certificate_directory);
+ config->certificate_directory = make_path(NULL, certificate_directory);
+ freez(certificate_directory);
+#endif
#ifdef FEATURE_CONNECTION_KEEP_ALIVE
if (config->default_server_timeout > config->keep_alive_timeout)
{
#ifdef FEATURE_CONNECTION_SHARING
if (config->feature_flags & RUNTIME_FEATURE_CONNECTION_KEEP_ALIVE)
{
- if (config->multi_threaded)
- {
- set_keep_alive_timeout(config->keep_alive_timeout);
- }
- else
+ if (!config->multi_threaded)
{
/*
* While we could use keep-alive without multiple threads
/* FIXME: end kludge */
- config->need_bind = 1;
-
- if (current_configfile)
+ if (current_configfile == NULL)
+ {
+ config->need_bind = 1;
+ }
+ else
{
struct configuration_spec * oldcfg = (struct configuration_spec *)
current_configfile->f;
* Description : Called from `load_config'. It saves each non-empty
* and non-comment line from config into
* config->proxy_args. This is used to create the
- * show-proxy-args page. On error, frees
+ * show-status page. On error, frees
* config->proxy_args and sets it to NULL
*
* Parameters :