1036 lines
24 KiB
C
1036 lines
24 KiB
C
/*
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* libwebsockets web server application
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*
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* Copyright (C) 2010-2018 Andy Green <andy@warmcat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation:
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#include "core/private.h"
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#ifndef _WIN32
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/* this is needed for Travis CI */
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#include <dirent.h>
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#endif
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#define ESC_INSTALL_DATADIR "_lws_ddir_"
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static const char * const paths_global[] = {
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"global.uid",
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"global.gid",
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"global.count-threads",
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"global.init-ssl",
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"global.server-string",
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"global.plugin-dir",
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"global.ws-pingpong-secs",
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"global.timeout-secs",
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"global.reject-service-keywords[].*",
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"global.reject-service-keywords[]",
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"global.default-alpn",
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};
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enum lejp_global_paths {
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LEJPGP_UID,
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LEJPGP_GID,
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LEJPGP_COUNT_THREADS,
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LWJPGP_INIT_SSL,
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LEJPGP_SERVER_STRING,
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LEJPGP_PLUGIN_DIR,
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LWJPGP_PINGPONG_SECS,
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LWJPGP_TIMEOUT_SECS,
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LWJPGP_REJECT_SERVICE_KEYWORDS_NAME,
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LWJPGP_REJECT_SERVICE_KEYWORDS,
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LWJPGP_DEFAULT_ALPN,
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};
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static const char * const paths_vhosts[] = {
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"vhosts[]",
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"vhosts[].mounts[]",
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"vhosts[].name",
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"vhosts[].port",
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"vhosts[].interface",
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"vhosts[].unix-socket",
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"vhosts[].sts",
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"vhosts[].host-ssl-key",
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"vhosts[].host-ssl-cert",
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"vhosts[].host-ssl-ca",
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"vhosts[].access-log",
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"vhosts[].mounts[].mountpoint",
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"vhosts[].mounts[].origin",
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"vhosts[].mounts[].protocol",
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"vhosts[].mounts[].default",
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"vhosts[].mounts[].auth-mask",
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"vhosts[].mounts[].cgi-timeout",
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"vhosts[].mounts[].cgi-env[].*",
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"vhosts[].mounts[].cache-max-age",
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"vhosts[].mounts[].cache-reuse",
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"vhosts[].mounts[].cache-revalidate",
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"vhosts[].mounts[].basic-auth",
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"vhosts[].mounts[].cache-intermediaries",
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"vhosts[].mounts[].extra-mimetypes.*",
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"vhosts[].mounts[].interpret.*",
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"vhosts[].ws-protocols[].*.*",
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"vhosts[].ws-protocols[].*",
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"vhosts[].ws-protocols[]",
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"vhosts[].keepalive_timeout",
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"vhosts[].enable-client-ssl",
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"vhosts[].ciphers",
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"vhosts[].ecdh-curve",
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"vhosts[].noipv6",
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"vhosts[].ipv6only",
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"vhosts[].ssl-option-set",
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"vhosts[].ssl-option-clear",
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"vhosts[].mounts[].pmo[].*",
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"vhosts[].headers[].*",
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"vhosts[].headers[]",
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"vhosts[].client-ssl-key",
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"vhosts[].client-ssl-cert",
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"vhosts[].client-ssl-ca",
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"vhosts[].client-ssl-ciphers",
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"vhosts[].onlyraw",
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"vhosts[].client-cert-required",
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"vhosts[].ignore-missing-cert",
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"vhosts[].error-document-404",
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"vhosts[].alpn",
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"vhosts[].ssl-client-option-set",
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"vhosts[].ssl-client-option-clear",
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"vhosts[].tls13-ciphers",
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"vhosts[].client-tls13-ciphers",
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"vhosts[].strict-host-check",
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};
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enum lejp_vhost_paths {
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LEJPVP,
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LEJPVP_MOUNTS,
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LEJPVP_NAME,
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LEJPVP_PORT,
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LEJPVP_INTERFACE,
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LEJPVP_UNIXSKT,
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LEJPVP_STS,
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LEJPVP_HOST_SSL_KEY,
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LEJPVP_HOST_SSL_CERT,
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LEJPVP_HOST_SSL_CA,
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LEJPVP_ACCESS_LOG,
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LEJPVP_MOUNTPOINT,
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LEJPVP_ORIGIN,
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LEJPVP_MOUNT_PROTOCOL,
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LEJPVP_DEFAULT,
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LEJPVP_DEFAULT_AUTH_MASK,
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LEJPVP_CGI_TIMEOUT,
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LEJPVP_CGI_ENV,
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LEJPVP_MOUNT_CACHE_MAX_AGE,
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LEJPVP_MOUNT_CACHE_REUSE,
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LEJPVP_MOUNT_CACHE_REVALIDATE,
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LEJPVP_MOUNT_BASIC_AUTH,
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LEJPVP_MOUNT_CACHE_INTERMEDIARIES,
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LEJPVP_MOUNT_EXTRA_MIMETYPES,
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LEJPVP_MOUNT_INTERPRET,
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LEJPVP_PROTOCOL_NAME_OPT,
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LEJPVP_PROTOCOL_NAME,
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LEJPVP_PROTOCOL,
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LEJPVP_KEEPALIVE_TIMEOUT,
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LEJPVP_ENABLE_CLIENT_SSL,
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LEJPVP_CIPHERS,
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LEJPVP_ECDH_CURVE,
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LEJPVP_NOIPV6,
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LEJPVP_IPV6ONLY,
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LEJPVP_SSL_OPTION_SET,
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LEJPVP_SSL_OPTION_CLEAR,
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LEJPVP_PMO,
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LEJPVP_HEADERS_NAME,
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LEJPVP_HEADERS,
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LEJPVP_CLIENT_SSL_KEY,
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LEJPVP_CLIENT_SSL_CERT,
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LEJPVP_CLIENT_SSL_CA,
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LEJPVP_CLIENT_CIPHERS,
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LEJPVP_FLAG_ONLYRAW,
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LEJPVP_FLAG_CLIENT_CERT_REQUIRED,
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LEJPVP_IGNORE_MISSING_CERT,
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LEJPVP_ERROR_DOCUMENT_404,
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LEJPVP_ALPN,
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LEJPVP_SSL_CLIENT_OPTION_SET,
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LEJPVP_SSL_CLIENT_OPTION_CLEAR,
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LEJPVP_TLS13_CIPHERS,
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LEJPVP_CLIENT_TLS13_CIPHERS,
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LEJPVP_FLAG_STRICT_HOST_CHECK,
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};
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static const char * const parser_errs[] = {
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"",
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"",
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"No opening '{'",
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"Expected closing '}'",
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"Expected '\"'",
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"String underrun",
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"Illegal unescaped control char",
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"Illegal escape format",
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"Illegal hex number",
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"Expected ':'",
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"Illegal value start",
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"Digit required after decimal point",
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"Bad number format",
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"Bad exponent format",
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"Unknown token",
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"Too many ']'",
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"Mismatched ']'",
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"Expected ']'",
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"JSON nesting limit exceeded",
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"Nesting tracking used up",
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"Number too long",
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"Comma or block end expected",
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"Unknown",
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"Parser callback errored (see earlier error)",
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};
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#define MAX_PLUGIN_DIRS 10
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struct jpargs {
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struct lws_context_creation_info *info;
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struct lws_context *context;
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const struct lws_protocols *protocols;
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const struct lws_extension *extensions;
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char *p, *end, valid;
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struct lws_http_mount *head, *last;
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struct lws_protocol_vhost_options *pvo;
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struct lws_protocol_vhost_options *pvo_em;
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struct lws_protocol_vhost_options *pvo_int;
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struct lws_http_mount m;
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const char **plugin_dirs;
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int count_plugin_dirs;
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unsigned int enable_client_ssl:1;
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unsigned int fresh_mount:1;
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unsigned int any_vhosts:1;
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unsigned int chunk:1;
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};
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static void *
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lwsws_align(struct jpargs *a)
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{
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if ((lws_intptr_t)(a->p) & 15)
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a->p += 16 - ((lws_intptr_t)(a->p) & 15);
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a->chunk = 0;
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return a->p;
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}
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static int
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arg_to_bool(const char *s)
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{
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static const char * const on[] = { "on", "yes", "true" };
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int n = atoi(s);
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if (n)
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return 1;
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for (n = 0; n < (int)LWS_ARRAY_SIZE(on); n++)
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if (!strcasecmp(s, on[n]))
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return 1;
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return 0;
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}
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static signed char
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lejp_globals_cb(struct lejp_ctx *ctx, char reason)
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{
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struct jpargs *a = (struct jpargs *)ctx->user;
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struct lws_protocol_vhost_options *rej;
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int n;
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/* we only match on the prepared path strings */
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if (!(reason & LEJP_FLAG_CB_IS_VALUE) || !ctx->path_match)
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return 0;
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/* this catches, eg, vhosts[].headers[].xxx */
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if (reason == LEJPCB_VAL_STR_END &&
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ctx->path_match == LWJPGP_REJECT_SERVICE_KEYWORDS_NAME + 1) {
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rej = lwsws_align(a);
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a->p += sizeof(*rej);
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n = lejp_get_wildcard(ctx, 0, a->p, lws_ptr_diff(a->end, a->p));
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rej->next = a->info->reject_service_keywords;
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a->info->reject_service_keywords = rej;
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rej->name = a->p;
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lwsl_notice(" adding rej %s=%s\n", a->p, ctx->buf);
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a->p += n - 1;
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*(a->p++) = '\0';
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rej->value = a->p;
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rej->options = NULL;
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goto dostring;
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}
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switch (ctx->path_match - 1) {
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case LEJPGP_UID:
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a->info->uid = atoi(ctx->buf);
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return 0;
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case LEJPGP_GID:
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a->info->gid = atoi(ctx->buf);
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return 0;
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case LEJPGP_COUNT_THREADS:
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a->info->count_threads = atoi(ctx->buf);
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return 0;
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case LWJPGP_INIT_SSL:
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if (arg_to_bool(ctx->buf))
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a->info->options |= LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT;
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return 0;
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case LEJPGP_SERVER_STRING:
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a->info->server_string = a->p;
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break;
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case LEJPGP_PLUGIN_DIR:
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if (a->count_plugin_dirs == MAX_PLUGIN_DIRS - 1) {
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lwsl_err("Too many plugin dirs\n");
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return -1;
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}
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a->plugin_dirs[a->count_plugin_dirs++] = a->p;
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break;
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case LWJPGP_PINGPONG_SECS:
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a->info->ws_ping_pong_interval = atoi(ctx->buf);
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return 0;
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case LWJPGP_TIMEOUT_SECS:
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a->info->timeout_secs = atoi(ctx->buf);
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return 0;
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case LWJPGP_DEFAULT_ALPN:
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a->info->alpn = a->p;
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break;
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default:
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return 0;
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}
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dostring:
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a->p += lws_snprintf(a->p, a->end - a->p, "%s", ctx->buf);
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*(a->p)++ = '\0';
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return 0;
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}
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static signed char
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lejp_vhosts_cb(struct lejp_ctx *ctx, char reason)
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{
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struct jpargs *a = (struct jpargs *)ctx->user;
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struct lws_protocol_vhost_options *pvo, *mp_cgienv, *headers;
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struct lws_http_mount *m;
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char *p, *p1;
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int n;
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#if 0
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lwsl_notice(" %d: %s (%d)\n", reason, ctx->path, ctx->path_match);
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for (n = 0; n < ctx->wildcount; n++)
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lwsl_notice(" %d\n", ctx->wild[n]);
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#endif
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if (reason == LEJPCB_OBJECT_START && ctx->path_match == LEJPVP + 1) {
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uint32_t i[4];
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const char *ss;
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|
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/* set the defaults for this vhost */
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a->valid = 1;
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a->head = NULL;
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a->last = NULL;
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i[0] = a->info->count_threads;
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i[1] = a->info->options & (
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LWS_SERVER_OPTION_SKIP_SERVER_CANONICAL_NAME |
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LWS_SERVER_OPTION_LIBUV |
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LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT |
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LWS_SERVER_OPTION_EXPLICIT_VHOSTS |
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LWS_SERVER_OPTION_UV_NO_SIGSEGV_SIGFPE_SPIN |
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LWS_SERVER_OPTION_LIBEVENT |
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LWS_SERVER_OPTION_LIBEV
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);
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ss = a->info->server_string;
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i[2] = a->info->ws_ping_pong_interval;
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i[3] = a->info->timeout_secs;
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memset(a->info, 0, sizeof(*a->info));
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a->info->count_threads = i[0];
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a->info->options = i[1];
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a->info->server_string = ss;
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a->info->ws_ping_pong_interval = i[2];
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a->info->timeout_secs = i[3];
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a->info->protocols = a->protocols;
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a->info->extensions = a->extensions;
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#if defined(LWS_WITH_TLS)
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a->info->client_ssl_cipher_list = "ECDHE-ECDSA-AES256-GCM-SHA384:"
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"ECDHE-RSA-AES256-GCM-SHA384:"
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"DHE-RSA-AES256-GCM-SHA384:"
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"ECDHE-RSA-AES256-SHA384:"
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"HIGH:!aNULL:!eNULL:!EXPORT:"
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"!DES:!MD5:!PSK:!RC4:!HMAC_SHA1:"
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"!SHA1:!DHE-RSA-AES128-GCM-SHA256:"
|
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"!DHE-RSA-AES128-SHA256:"
|
|
"!AES128-GCM-SHA256:"
|
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"!AES128-SHA256:"
|
|
"!DHE-RSA-AES256-SHA256:"
|
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"!AES256-GCM-SHA384:"
|
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"!AES256-SHA256";
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#endif
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a->info->ssl_cipher_list = "ECDHE-ECDSA-AES256-GCM-SHA384:"
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"ECDHE-RSA-AES256-GCM-SHA384:"
|
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"DHE-RSA-AES256-GCM-SHA384:"
|
|
"ECDHE-RSA-AES256-SHA384:"
|
|
"HIGH:!aNULL:!eNULL:!EXPORT:"
|
|
"!DES:!MD5:!PSK:!RC4:!HMAC_SHA1:"
|
|
"!SHA1:!DHE-RSA-AES128-GCM-SHA256:"
|
|
"!DHE-RSA-AES128-SHA256:"
|
|
"!AES128-GCM-SHA256:"
|
|
"!AES128-SHA256:"
|
|
"!DHE-RSA-AES256-SHA256:"
|
|
"!AES256-GCM-SHA384:"
|
|
"!AES256-SHA256";
|
|
a->info->keepalive_timeout = 5;
|
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}
|
|
|
|
if (reason == LEJPCB_OBJECT_START &&
|
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ctx->path_match == LEJPVP_MOUNTS + 1) {
|
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a->fresh_mount = 1;
|
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memset(&a->m, 0, sizeof(a->m));
|
|
}
|
|
|
|
/* this catches, eg, vhosts[].ws-protocols[].xxx-protocol */
|
|
if (reason == LEJPCB_OBJECT_START &&
|
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ctx->path_match == LEJPVP_PROTOCOL_NAME + 1) {
|
|
a->pvo = lwsws_align(a);
|
|
a->p += sizeof(*a->pvo);
|
|
|
|
n = lejp_get_wildcard(ctx, 0, a->p, lws_ptr_diff(a->end, a->p));
|
|
/* ie, enable this protocol, no options yet */
|
|
a->pvo->next = a->info->pvo;
|
|
a->info->pvo = a->pvo;
|
|
a->pvo->name = a->p;
|
|
lwsl_info(" adding protocol %s\n", a->p);
|
|
a->p += n;
|
|
a->pvo->value = a->p;
|
|
a->pvo->options = NULL;
|
|
goto dostring;
|
|
}
|
|
|
|
/* this catches, eg, vhosts[].headers[].xxx */
|
|
if ((reason == LEJPCB_VAL_STR_END || reason == LEJPCB_VAL_STR_CHUNK) &&
|
|
ctx->path_match == LEJPVP_HEADERS_NAME + 1) {
|
|
|
|
if (!a->chunk) {
|
|
headers = lwsws_align(a);
|
|
a->p += sizeof(*headers);
|
|
|
|
n = lejp_get_wildcard(ctx, 0, a->p,
|
|
lws_ptr_diff(a->end, a->p));
|
|
/* ie, add this header */
|
|
headers->next = a->info->headers;
|
|
a->info->headers = headers;
|
|
headers->name = a->p;
|
|
|
|
lwsl_notice(" adding header %s=%s\n", a->p, ctx->buf);
|
|
a->p += n - 1;
|
|
*(a->p++) = ':';
|
|
if (a->p < a->end)
|
|
*(a->p++) = '\0';
|
|
else
|
|
*(a->p - 1) = '\0';
|
|
headers->value = a->p;
|
|
headers->options = NULL;
|
|
}
|
|
a->chunk = reason == LEJPCB_VAL_STR_CHUNK;
|
|
goto dostring;
|
|
}
|
|
|
|
if (reason == LEJPCB_OBJECT_END &&
|
|
(ctx->path_match == LEJPVP + 1 || !ctx->path[0]) &&
|
|
a->valid) {
|
|
|
|
struct lws_vhost *vhost;
|
|
|
|
//lwsl_notice("%s\n", ctx->path);
|
|
if (!a->info->port &&
|
|
!(a->info->options & LWS_SERVER_OPTION_UNIX_SOCK)) {
|
|
lwsl_err("Port required (eg, 443)\n");
|
|
return 1;
|
|
}
|
|
a->valid = 0;
|
|
a->info->mounts = a->head;
|
|
|
|
vhost = lws_create_vhost(a->context, a->info);
|
|
if (!vhost) {
|
|
lwsl_err("Failed to create vhost %s\n",
|
|
a->info->vhost_name);
|
|
return 1;
|
|
}
|
|
a->any_vhosts = 1;
|
|
|
|
#if defined(LWS_WITH_TLS)
|
|
if (a->enable_client_ssl) {
|
|
const char *cert_filepath =
|
|
a->info->client_ssl_cert_filepath;
|
|
const char *private_key_filepath =
|
|
a->info->client_ssl_private_key_filepath;
|
|
const char *ca_filepath =
|
|
a->info->client_ssl_ca_filepath;
|
|
const char *cipher_list =
|
|
a->info->client_ssl_cipher_list;
|
|
|
|
memset(a->info, 0, sizeof(*a->info));
|
|
a->info->client_ssl_cert_filepath = cert_filepath;
|
|
a->info->client_ssl_private_key_filepath =
|
|
private_key_filepath;
|
|
a->info->client_ssl_ca_filepath = ca_filepath;
|
|
a->info->client_ssl_cipher_list = cipher_list;
|
|
a->info->options = LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT;
|
|
lws_init_vhost_client_ssl(a->info, vhost);
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
if (reason == LEJPCB_OBJECT_END &&
|
|
ctx->path_match == LEJPVP_MOUNTS + 1) {
|
|
static const char * const mount_protocols[] = {
|
|
"http://",
|
|
"https://",
|
|
"file://",
|
|
"cgi://",
|
|
">http://",
|
|
">https://",
|
|
"callback://",
|
|
"gzip://",
|
|
};
|
|
|
|
if (!a->fresh_mount)
|
|
return 0;
|
|
|
|
if (!a->m.mountpoint || !a->m.origin) {
|
|
lwsl_err("mountpoint and origin required\n");
|
|
return 1;
|
|
}
|
|
lwsl_debug("adding mount %s\n", a->m.mountpoint);
|
|
m = lwsws_align(a);
|
|
memcpy(m, &a->m, sizeof(*m));
|
|
if (a->last)
|
|
a->last->mount_next = m;
|
|
|
|
for (n = 0; n < (int)LWS_ARRAY_SIZE(mount_protocols); n++)
|
|
if (!strncmp(a->m.origin, mount_protocols[n],
|
|
strlen(mount_protocols[n]))) {
|
|
lwsl_info("----%s\n", a->m.origin);
|
|
m->origin_protocol = n;
|
|
m->origin = a->m.origin +
|
|
strlen(mount_protocols[n]);
|
|
break;
|
|
}
|
|
|
|
if (n == (int)LWS_ARRAY_SIZE(mount_protocols)) {
|
|
lwsl_err("unsupported protocol:// %s\n", a->m.origin);
|
|
return 1;
|
|
}
|
|
|
|
a->p += sizeof(*m);
|
|
if (!a->head)
|
|
a->head = m;
|
|
|
|
a->last = m;
|
|
a->fresh_mount = 0;
|
|
}
|
|
|
|
/* we only match on the prepared path strings */
|
|
if (!(reason & LEJP_FLAG_CB_IS_VALUE) || !ctx->path_match)
|
|
return 0;
|
|
|
|
switch (ctx->path_match - 1) {
|
|
case LEJPVP_NAME:
|
|
a->info->vhost_name = a->p;
|
|
break;
|
|
case LEJPVP_PORT:
|
|
a->info->port = atoi(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_INTERFACE:
|
|
a->info->iface = a->p;
|
|
break;
|
|
case LEJPVP_UNIXSKT:
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |= LWS_SERVER_OPTION_UNIX_SOCK;
|
|
else
|
|
a->info->options &= ~(LWS_SERVER_OPTION_UNIX_SOCK);
|
|
return 0;
|
|
case LEJPVP_STS:
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |= LWS_SERVER_OPTION_STS;
|
|
else
|
|
a->info->options &= ~(LWS_SERVER_OPTION_STS);
|
|
return 0;
|
|
case LEJPVP_HOST_SSL_KEY:
|
|
a->info->ssl_private_key_filepath = a->p;
|
|
break;
|
|
case LEJPVP_HOST_SSL_CERT:
|
|
a->info->ssl_cert_filepath = a->p;
|
|
break;
|
|
case LEJPVP_HOST_SSL_CA:
|
|
a->info->ssl_ca_filepath = a->p;
|
|
break;
|
|
case LEJPVP_ACCESS_LOG:
|
|
a->info->log_filepath = a->p;
|
|
break;
|
|
case LEJPVP_MOUNTPOINT:
|
|
a->m.mountpoint = a->p;
|
|
a->m.mountpoint_len = (unsigned char)strlen(ctx->buf);
|
|
break;
|
|
case LEJPVP_ORIGIN:
|
|
if (!strncmp(ctx->buf, "callback://", 11))
|
|
a->m.protocol = a->p + 11;
|
|
|
|
if (!a->m.origin)
|
|
a->m.origin = a->p;
|
|
break;
|
|
case LEJPVP_DEFAULT:
|
|
a->m.def = a->p;
|
|
break;
|
|
case LEJPVP_DEFAULT_AUTH_MASK:
|
|
a->m.auth_mask = atoi(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_MOUNT_CACHE_MAX_AGE:
|
|
a->m.cache_max_age = atoi(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_MOUNT_CACHE_REUSE:
|
|
a->m.cache_reusable = arg_to_bool(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_MOUNT_CACHE_REVALIDATE:
|
|
a->m.cache_revalidate = arg_to_bool(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_MOUNT_CACHE_INTERMEDIARIES:
|
|
a->m.cache_intermediaries = arg_to_bool(ctx->buf);;
|
|
return 0;
|
|
case LEJPVP_MOUNT_BASIC_AUTH:
|
|
a->m.basic_auth_login_file = a->p;
|
|
break;
|
|
case LEJPVP_CGI_TIMEOUT:
|
|
a->m.cgi_timeout = atoi(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_KEEPALIVE_TIMEOUT:
|
|
a->info->keepalive_timeout = atoi(ctx->buf);
|
|
return 0;
|
|
#if defined(LWS_WITH_TLS)
|
|
case LEJPVP_CLIENT_CIPHERS:
|
|
a->info->client_ssl_cipher_list = a->p;
|
|
break;
|
|
#endif
|
|
case LEJPVP_CIPHERS:
|
|
a->info->ssl_cipher_list = a->p;
|
|
break;
|
|
case LEJPVP_TLS13_CIPHERS:
|
|
a->info->tls1_3_plus_cipher_list = a->p;
|
|
break;
|
|
case LEJPVP_CLIENT_TLS13_CIPHERS:
|
|
a->info->client_tls_1_3_plus_cipher_list = a->p;
|
|
break;
|
|
|
|
case LEJPVP_ECDH_CURVE:
|
|
a->info->ecdh_curve = a->p;
|
|
break;
|
|
case LEJPVP_PMO:
|
|
case LEJPVP_CGI_ENV:
|
|
mp_cgienv = lwsws_align(a);
|
|
a->p += sizeof(*a->m.cgienv);
|
|
|
|
mp_cgienv->next = a->m.cgienv;
|
|
a->m.cgienv = mp_cgienv;
|
|
|
|
n = lejp_get_wildcard(ctx, 0, a->p, lws_ptr_diff(a->end, a->p));
|
|
mp_cgienv->name = a->p;
|
|
a->p += n;
|
|
mp_cgienv->value = a->p;
|
|
mp_cgienv->options = NULL;
|
|
//lwsl_notice(" adding pmo / cgi-env '%s' = '%s'\n",
|
|
// mp_cgienv->name, mp_cgienv->value);
|
|
goto dostring;
|
|
|
|
case LEJPVP_PROTOCOL_NAME_OPT:
|
|
/* this catches, eg,
|
|
* vhosts[].ws-protocols[].xxx-protocol.yyy-option
|
|
* ie, these are options attached to a protocol with { }
|
|
*/
|
|
pvo = lwsws_align(a);
|
|
a->p += sizeof(*a->pvo);
|
|
|
|
n = lejp_get_wildcard(ctx, 1, a->p, lws_ptr_diff(a->end, a->p));
|
|
/* ie, enable this protocol, no options yet */
|
|
pvo->next = a->pvo->options;
|
|
a->pvo->options = pvo;
|
|
pvo->name = a->p;
|
|
a->p += n;
|
|
pvo->value = a->p;
|
|
pvo->options = NULL;
|
|
break;
|
|
|
|
case LEJPVP_MOUNT_EXTRA_MIMETYPES:
|
|
a->pvo_em = lwsws_align(a);
|
|
a->p += sizeof(*a->pvo_em);
|
|
|
|
n = lejp_get_wildcard(ctx, 0, a->p, lws_ptr_diff(a->end, a->p));
|
|
/* ie, enable this protocol, no options yet */
|
|
a->pvo_em->next = a->m.extra_mimetypes;
|
|
a->m.extra_mimetypes = a->pvo_em;
|
|
a->pvo_em->name = a->p;
|
|
lwsl_notice(" + extra-mimetypes %s -> %s\n", a->p, ctx->buf);
|
|
a->p += n;
|
|
a->pvo_em->value = a->p;
|
|
a->pvo_em->options = NULL;
|
|
break;
|
|
|
|
case LEJPVP_MOUNT_INTERPRET:
|
|
a->pvo_int = lwsws_align(a);
|
|
a->p += sizeof(*a->pvo_int);
|
|
|
|
n = lejp_get_wildcard(ctx, 0, a->p, lws_ptr_diff(a->end, a->p));
|
|
/* ie, enable this protocol, no options yet */
|
|
a->pvo_int->next = a->m.interpret;
|
|
a->m.interpret = a->pvo_int;
|
|
a->pvo_int->name = a->p;
|
|
lwsl_notice(" adding interpret %s -> %s\n", a->p,
|
|
ctx->buf);
|
|
a->p += n;
|
|
a->pvo_int->value = a->p;
|
|
a->pvo_int->options = NULL;
|
|
break;
|
|
|
|
case LEJPVP_ENABLE_CLIENT_SSL:
|
|
a->enable_client_ssl = arg_to_bool(ctx->buf);
|
|
return 0;
|
|
#if defined(LWS_WITH_TLS)
|
|
case LEJPVP_CLIENT_SSL_KEY:
|
|
a->info->client_ssl_private_key_filepath = a->p;
|
|
break;
|
|
case LEJPVP_CLIENT_SSL_CERT:
|
|
a->info->client_ssl_cert_filepath = a->p;
|
|
break;
|
|
case LEJPVP_CLIENT_SSL_CA:
|
|
a->info->client_ssl_ca_filepath = a->p;
|
|
break;
|
|
#endif
|
|
|
|
case LEJPVP_NOIPV6:
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |= LWS_SERVER_OPTION_DISABLE_IPV6;
|
|
else
|
|
a->info->options &= ~(LWS_SERVER_OPTION_DISABLE_IPV6);
|
|
return 0;
|
|
|
|
case LEJPVP_FLAG_ONLYRAW:
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |= LWS_SERVER_OPTION_ONLY_RAW;
|
|
else
|
|
a->info->options &= ~(LWS_SERVER_OPTION_ONLY_RAW);
|
|
return 0;
|
|
|
|
case LEJPVP_IPV6ONLY:
|
|
a->info->options |= LWS_SERVER_OPTION_IPV6_V6ONLY_MODIFY;
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |= LWS_SERVER_OPTION_IPV6_V6ONLY_VALUE;
|
|
else
|
|
a->info->options &= ~(LWS_SERVER_OPTION_IPV6_V6ONLY_VALUE);
|
|
return 0;
|
|
|
|
case LEJPVP_FLAG_CLIENT_CERT_REQUIRED:
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |=
|
|
LWS_SERVER_OPTION_REQUIRE_VALID_OPENSSL_CLIENT_CERT;
|
|
return 0;
|
|
|
|
case LEJPVP_IGNORE_MISSING_CERT:
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |= LWS_SERVER_OPTION_IGNORE_MISSING_CERT;
|
|
else
|
|
a->info->options &= ~(LWS_SERVER_OPTION_IGNORE_MISSING_CERT);
|
|
|
|
return 0;
|
|
|
|
case LEJPVP_FLAG_STRICT_HOST_CHECK:
|
|
if (arg_to_bool(ctx->buf))
|
|
a->info->options |=
|
|
LWS_SERVER_OPTION_VHOST_UPG_STRICT_HOST_CHECK;
|
|
else
|
|
a->info->options &=
|
|
~(LWS_SERVER_OPTION_VHOST_UPG_STRICT_HOST_CHECK);
|
|
return 0;
|
|
|
|
case LEJPVP_ERROR_DOCUMENT_404:
|
|
a->info->error_document_404 = a->p;
|
|
break;
|
|
|
|
case LEJPVP_SSL_OPTION_SET:
|
|
a->info->ssl_options_set |= atol(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_SSL_OPTION_CLEAR:
|
|
a->info->ssl_options_clear |= atol(ctx->buf);
|
|
return 0;
|
|
|
|
case LEJPVP_SSL_CLIENT_OPTION_SET:
|
|
a->info->ssl_client_options_set |= atol(ctx->buf);
|
|
return 0;
|
|
case LEJPVP_SSL_CLIENT_OPTION_CLEAR:
|
|
a->info->ssl_client_options_clear |= atol(ctx->buf);
|
|
return 0;
|
|
|
|
case LEJPVP_ALPN:
|
|
a->info->alpn = a->p;
|
|
break;
|
|
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
dostring:
|
|
p = ctx->buf;
|
|
p[LEJP_STRING_CHUNK] = '\0';
|
|
p1 = strstr(p, ESC_INSTALL_DATADIR);
|
|
if (p1) {
|
|
n = lws_ptr_diff(p1, p);
|
|
if (n > a->end - a->p)
|
|
n = lws_ptr_diff(a->end, a->p);
|
|
lws_strncpy(a->p, p, n + 1);
|
|
a->p += n;
|
|
a->p += lws_snprintf(a->p, a->end - a->p, "%s",
|
|
LWS_INSTALL_DATADIR);
|
|
p += n + strlen(ESC_INSTALL_DATADIR);
|
|
}
|
|
|
|
a->p += lws_snprintf(a->p, a->end - a->p, "%s", p);
|
|
if (reason == LEJPCB_VAL_STR_END)
|
|
*(a->p)++ = '\0';
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* returns 0 = OK, 1 = can't open, 2 = parsing error
|
|
*/
|
|
|
|
static int
|
|
lwsws_get_config(void *user, const char *f, const char * const *paths,
|
|
int count_paths, lejp_callback cb)
|
|
{
|
|
unsigned char buf[128];
|
|
struct lejp_ctx ctx;
|
|
int n, m, fd;
|
|
|
|
fd = lws_open(f, O_RDONLY);
|
|
if (fd < 0) {
|
|
lwsl_err("Cannot open %s\n", f);
|
|
return 2;
|
|
}
|
|
lwsl_info("%s: %s\n", __func__, f);
|
|
lejp_construct(&ctx, cb, user, paths, count_paths);
|
|
|
|
do {
|
|
n = read(fd, buf, sizeof(buf));
|
|
if (!n)
|
|
break;
|
|
|
|
m = (int)(signed char)lejp_parse(&ctx, buf, n);
|
|
} while (m == LEJP_CONTINUE);
|
|
|
|
close(fd);
|
|
n = ctx.line;
|
|
lejp_destruct(&ctx);
|
|
|
|
if (m < 0) {
|
|
lwsl_err("%s(%u): parsing error %d: %s\n", f, n, m,
|
|
parser_errs[-m]);
|
|
return 2;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#if defined(LWS_WITH_LIBUV) && UV_VERSION_MAJOR > 0
|
|
|
|
static int
|
|
lwsws_get_config_d(void *user, const char *d, const char * const *paths,
|
|
int count_paths, lejp_callback cb)
|
|
{
|
|
uv_dirent_t dent;
|
|
uv_fs_t req;
|
|
char path[256];
|
|
int ret = 0, ir;
|
|
uv_loop_t loop;
|
|
|
|
ir = uv_loop_init(&loop);
|
|
if (ir) {
|
|
lwsl_err("%s: loop init failed %d\n", __func__, ir);
|
|
}
|
|
|
|
if (!uv_fs_scandir(&loop, &req, d, 0, NULL)) {
|
|
lwsl_err("Scandir on %s failed\n", d);
|
|
return 2;
|
|
}
|
|
|
|
while (uv_fs_scandir_next(&req, &dent) != UV_EOF) {
|
|
lws_snprintf(path, sizeof(path) - 1, "%s/%s", d, dent.name);
|
|
ret = lwsws_get_config(user, path, paths, count_paths, cb);
|
|
if (ret)
|
|
goto bail;
|
|
}
|
|
|
|
bail:
|
|
uv_fs_req_cleanup(&req);
|
|
while (uv_loop_close(&loop))
|
|
;
|
|
|
|
return ret;
|
|
}
|
|
|
|
#else
|
|
|
|
#ifndef _WIN32
|
|
static int filter(const struct dirent *ent)
|
|
{
|
|
if (!strcmp(ent->d_name, ".") || !strcmp(ent->d_name, ".."))
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|
|
#endif
|
|
|
|
static int
|
|
lwsws_get_config_d(void *user, const char *d, const char * const *paths,
|
|
int count_paths, lejp_callback cb)
|
|
{
|
|
#if !defined(_WIN32) && !defined(LWS_WITH_ESP32)
|
|
struct dirent **namelist;
|
|
char path[256];
|
|
int n, i, ret = 0;
|
|
|
|
n = scandir(d, &namelist, filter, alphasort);
|
|
if (n < 0) {
|
|
lwsl_err("Scandir on %s failed\n", d);
|
|
return 1;
|
|
}
|
|
|
|
for (i = 0; i < n; i++) {
|
|
if (strchr(namelist[i]->d_name, '~'))
|
|
goto skip;
|
|
lws_snprintf(path, sizeof(path) - 1, "%s/%s", d,
|
|
namelist[i]->d_name);
|
|
ret = lwsws_get_config(user, path, paths, count_paths, cb);
|
|
if (ret) {
|
|
while (i++ < n)
|
|
free(namelist[i]);
|
|
goto bail;
|
|
}
|
|
skip:
|
|
free(namelist[i]);
|
|
}
|
|
|
|
bail:
|
|
free(namelist);
|
|
|
|
return ret;
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
#endif
|
|
|
|
int
|
|
lwsws_get_config_globals(struct lws_context_creation_info *info, const char *d,
|
|
char **cs, int *len)
|
|
{
|
|
struct jpargs a;
|
|
const char * const *old = info->plugin_dirs;
|
|
char dd[128];
|
|
|
|
memset(&a, 0, sizeof(a));
|
|
|
|
a.info = info;
|
|
a.p = *cs;
|
|
a.end = (a.p + *len) - 1;
|
|
a.valid = 0;
|
|
|
|
lwsws_align(&a);
|
|
info->plugin_dirs = (void *)a.p;
|
|
a.plugin_dirs = (void *)a.p; /* writeable version */
|
|
a.p += MAX_PLUGIN_DIRS * sizeof(void *);
|
|
|
|
/* copy any default paths */
|
|
|
|
while (old && *old) {
|
|
a.plugin_dirs[a.count_plugin_dirs++] = *old;
|
|
old++;
|
|
}
|
|
|
|
lws_snprintf(dd, sizeof(dd) - 1, "%s/conf", d);
|
|
if (lwsws_get_config(&a, dd, paths_global,
|
|
LWS_ARRAY_SIZE(paths_global), lejp_globals_cb) > 1)
|
|
return 1;
|
|
lws_snprintf(dd, sizeof(dd) - 1, "%s/conf.d", d);
|
|
if (lwsws_get_config_d(&a, dd, paths_global,
|
|
LWS_ARRAY_SIZE(paths_global),
|
|
lejp_globals_cb) > 1)
|
|
return 1;
|
|
|
|
a.plugin_dirs[a.count_plugin_dirs] = NULL;
|
|
|
|
*cs = a.p;
|
|
*len = lws_ptr_diff(a.end, a.p);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
lwsws_get_config_vhosts(struct lws_context *context,
|
|
struct lws_context_creation_info *info, const char *d,
|
|
char **cs, int *len)
|
|
{
|
|
struct jpargs a;
|
|
char dd[128];
|
|
|
|
memset(&a, 0, sizeof(a));
|
|
|
|
a.info = info;
|
|
a.p = *cs;
|
|
a.end = a.p + *len;
|
|
a.valid = 0;
|
|
a.context = context;
|
|
a.protocols = info->protocols;
|
|
a.extensions = info->extensions;
|
|
|
|
lws_snprintf(dd, sizeof(dd) - 1, "%s/conf", d);
|
|
if (lwsws_get_config(&a, dd, paths_vhosts,
|
|
LWS_ARRAY_SIZE(paths_vhosts), lejp_vhosts_cb) > 1)
|
|
return 1;
|
|
lws_snprintf(dd, sizeof(dd) - 1, "%s/conf.d", d);
|
|
if (lwsws_get_config_d(&a, dd, paths_vhosts,
|
|
LWS_ARRAY_SIZE(paths_vhosts), lejp_vhosts_cb) > 1)
|
|
return 1;
|
|
|
|
*cs = a.p;
|
|
*len = lws_ptr_diff(a.end, a.p);
|
|
|
|
if (!a.any_vhosts) {
|
|
lwsl_err("Need at least one vhost\n");
|
|
return 1;
|
|
}
|
|
|
|
// lws_finalize_startup(context);
|
|
|
|
return 0;
|
|
}
|