testing/nginx-naxsi: new aport

NGINX with naxsi WAF support https://github.com/nbs-system/naxsi

Built with the same modules as Debian + SysGuard from Tengine.

Nginx patched to anonymise server strings.

With the WAF & SysGuard enabled nginx-naxsi benchmarked @ approx
600 connections / second (the same as the standard Alpine nginx pkg).
With the WAF disabled 640 connections / second (as the mail modules
are removed as per the naxsi author's recommendation).

9 files changed, 332 insertions, 0 deletions

diff --git a/testing/nginx-naxsi/APKBUILD b/testing/nginx-naxsi/APKBUILD
new file mode 100644
index 0000000000..a7ec5ca2ae
--- /dev/null
+++ b/testing/nginx-naxsi/APKBUILD
@@ -0,0 +1,127 @@
+# Maintainer: Cameron Banta <cbanta@gmail.com>
+# Contributor: Jeff Bilyk <jbilyk@gmail.com>
+# Contributor: Bartłomiej Piotrowski <nospam@bpiotrowski.pl>
+# Contributor: Stuart Cardall <developer@it-offshore.co.uk>
+
+pkgname=nginx-naxsi
+_pkgname=nginx
+pkgver=1.6.1
+_ngx_naxsi_ver=0.53-2
+_ngx_cache_purge_ver=2.1
+pkgrel=0
+pkgdesc="lightweight HTTP and reverse proxy server with Naxsi WAF support, see also 'naxsi-utils'"
+url="http://www.nginx.org | https://github.com/nbs-system/naxsi"
+arch="all"
+license="Custom"
+install="$pkgname.pre-install $pkgname.pre-upgrade"
+depends="!nginx"
+makedepends="pcre-dev openssl-dev zlib-dev paxctl"
+source="http://nginx.org/download/$_pkgname-$pkgver.tar.gz
+	naxsi-$_ngx_naxsi_ver.tar.gz::https://github.com/nbs-system/naxsi/archive/$_ngx_naxsi_ver.tar.gz
+	ngx_cache_purge-$_ngx_cache_purge_ver.tar.gz::https://github.com/FRiCKLE/ngx_cache_purge/archive/2.1.tar.gz
+	upstream-fair.zip::https://github.com/gnosek/nginx-upstream-fair/archive/master.zip
+	sysguard.zip::https://github.com/alibaba/nginx-http-sysguard/archive/master.zip
+
+	anonymise.patch
+	musl-crypt-fix.patch
+	ipv6.patch
+	sysguard.patch
+
+	nginx.initd
+	nginx.logrotate
+	"
+
+_builddir="$srcdir"/$_pkgname-$pkgver
+
+prepare() {
+	local i
+	cd "$_builddir"
+	for i in $source; do
+		case $i in
+		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
+		esac
+	done
+}
+
+build() {
+	cd "$_builddir"
+	./configure \
+		--add-module="$srcdir/naxsi-$_ngx_naxsi_ver/naxsi_src" \
+		--add-module="$srcdir/nginx-http-sysguard-master" \
+		--prefix=/usr \
+		--conf-path=/etc/$_pkgname/$_pkgname.conf \
+		--pid-path=/var/run/$_pkgname.pid \
+		--lock-path=/var/run/$_pkgname.lock \
+		--error-log-path=/var/log/$_pkgname/error.log \
+		--http-log-path=/var/log/$_pkgname/access.log \
+		--http-client-body-temp-path=/tmp/$_pkgname/client-body \
+		--http-proxy-temp-path=/tmp/$_pkgname/proxy \
+		--http-fastcgi-temp-path=/tmp/$_pkgname/fastcgi \
+		--user=nginx \
+		--group=nginx \
+		--with-ipv6 \
+		--with-pcre-jit \
+		--with-http_ssl_module \
+		--with-http_gzip_static_module \
+		--with-http_spdy_module \
+		--without-mail_pop3_module \
+		--without-mail_smtp_module \
+		--without-mail_imap_module \
+		--without-http_uwsgi_module \
+		--without-http_scgi_module \
+		--with-http_realip_module \
+		--with-http_stub_status_module \
+		--with-http_auth_request_module \
+		--add-module="$srcdir/ngx_cache_purge-$_ngx_cache_purge_ver" \
+		--add-module="$srcdir/nginx-upstream-fair-master" \
+		|| return 1
+	make || return 1
+}
+
+package() {
+	cd "$_builddir"
+	make DESTDIR="$pkgdir" install
+
+	local paxflags="-m"
+	[ "$CARCH" = "x86" ] && paxflags="-msp"
+	paxctl -c $paxflags "$pkgdir"/usr/sbin/nginx || return 1
+
+	install -m755 -D "$srcdir"/$_pkgname.initd "$pkgdir"/etc/init.d/$_pkgname
+	install -m644 -D "$srcdir"/$_pkgname.logrotate "$pkgdir"/etc/logrotate.d/$_pkgname
+
+	install -m644 -D LICENSE "$pkgdir"/usr/share/licenses/$pkgname/LICENSE
+	install -m644 -D "$srcdir"/naxsi-$_ngx_naxsi_ver/naxsi_config/naxsi_core.rules "$pkgdir"/etc/nginx/naxsi_core.rules
+}
+md5sums="45e5a11f48b001644676f7767980a2bf  nginx-1.6.1.tar.gz
+348b50914a1eedaed09a2509621adf43  naxsi-0.53-2.tar.gz
+e63c0ff65be23f877a9975a65298e8fe  ngx_cache_purge-2.1.tar.gz
+2c8537e2c6eb11baebd26d863d528d64  upstream-fair.zip
+a72a0ec1176b47c6ceecc3b30c85d07c  sysguard.zip
+a07569b8a023f1b89dcd11e0beda4df6  anonymise.patch
+3aeb488921109e60d02ed64d36790aeb  musl-crypt-fix.patch
+801a87f7f9d27f8ad85b41a78b4c4461  ipv6.patch
+50357b75049d878c0bcce10d0c60f9ed  sysguard.patch
+a00403a764478f5459d850bb387ca19b  nginx.initd
+8823274a834332d3db4f62bf7dd1fb7d  nginx.logrotate"
+sha256sums="f5cfe682a1aeef4602c2ca705402d5049b748f946563f41d8256c18674836067  nginx-1.6.1.tar.gz
+3eadff1d91995beae41b92733ade28091c2075a24ae37058f4d6aa90b0f4b660  naxsi-0.53-2.tar.gz
+c8d67b9c0ed7ec23315071df352e95b69e9f14285cd7f8883d26a7fda237bd87  ngx_cache_purge-2.1.tar.gz
+e7c4208f19175db896dd2aede9326960314fc131c3a8829b19d3024d475562cf  upstream-fair.zip
+800536eb9f269e1478500758e859ef7c4b4c7852580f2aeee8d7eb4c1fb51f18  sysguard.zip
+1923ebdb4a64a22f8903c3da619677bd3aaf769c99bee1aa4262edac58f05ba3  anonymise.patch
+8c398640bd379c1c6a2fafcd2b3848a72902e47924e8e2490b312c141eec5d70  musl-crypt-fix.patch
+a24ef5843ae0afa538b00c37eb7da7870f9d7f146f52a9668678f7296cf71d9b  ipv6.patch
+18090329435c32d91621a5943acc5b8bbe89aaa3c2fa334c3a4cdeb00efb6226  sysguard.patch
+67df748bd7ef4f3c3b5eef9dd7e3b352ef671dd7cfb9db56e096eed77a442d67  nginx.initd
+cea0c6f8de55a4c3a3eccc57910de1c3116634082c8e5b660630fb927a29f38d  nginx.logrotate"
+sha512sums="07762a7b25b7624142e9d8633eb952e7627501a183c82de7f31b20336f3f997171b366124a41c0fbc8c2a73ed6c68db1a084ca89cf8c5ad4f2bc5e8e7c7be105  nginx-1.6.1.tar.gz
+ada592f5e7f80a6d549cc435ee8720df01a788dc88cf27a7d55521bb7e4c66fa11b9ec28216aff7e13c70a5faf12cb745bd398b8a782ed4dea1eecd04b07e24c  naxsi-0.53-2.tar.gz
+9c958c9cbc16206c023f2e879bf301005117a2358104439513c1a3965894ba2c035fc68518ce7c7a4e23548477826ac0c6439bf1da4d4560c972d9a6a75f2a01  ngx_cache_purge-2.1.tar.gz
+bbe1330e86a9650326858d893a1143df9b431873062b64a89b0befdbaca9f135e872225c7a7874231537c74da85ca8c56ac3d80739227721246c096cf4f2b7da  upstream-fair.zip
+b361a8316d6e1f419d63f229756d3af08b32e235199285a18f8478be42a57a9c0b2ff126e7018ba750c6e9d1e33bb053f83aacd96ebc5d3b876bedb973a92712  sysguard.zip
+5899097b6b6ed04deb7ae474fb65205d9c50843f30929c1370c0c1d70df3f02fe51b8ea90d3d2c3b4c53aeb3895717729e0c9773b880ca529e89a5b07fc26a5b  anonymise.patch
+21114c775e4bdd1f7b8b9abc143284945e96ed1d8c49904ddf918abad87b16253f918ba47976cd2df32f0fdb8a7dad399d4200e879db2da6cf93a28aab236a75  musl-crypt-fix.patch
+68d64a84568ec2df0366925ab282a05ebe21a85044b6c7844a47573cfd8cc8ed119cc772358bc3fff36e2d4fdf583a730592825f5f98632993ca86d1f8438d5f  ipv6.patch
+2dca2ac74fb92e330fde7b6b6120b2fd2565c377a629c9536cf77beebe41aa4b092d4229d5b487b0fb02be4f2cc5b897c429c87bbbbc7b0d31e1cbb94231ddce  sysguard.patch
+9c6b357c460998187d7a26c0f3c8abc69c91b523a6f340c1f6ed3c863101a39eeb61e92b4cfec6a04af2b495c354c33f232ce5e59ed29edd6855e430ca73d168  nginx.initd
+01b77cff16f6e8bfd7fa1d4d20f625bbcddd08f0509173452d060c342c93dc315a7b0560f4734323a5d29ea294de0491f2e3f32e5337574e1a28ebc005eceea8  nginx.logrotate"
diff --git a/testing/nginx-naxsi/anonymise.patch b/testing/nginx-naxsi/anonymise.patch
new file mode 100644
index 0000000000..ebedc7fa26
--- /dev/null
+++ b/testing/nginx-naxsi/anonymise.patch
@@ -0,0 +1,76 @@
+--- nginx-1.6.1/src/http/ngx_http_header_filter_module.c
++++ nginx-1.6.1/src/http/ngx_http_header_filter_module.c
+@@ -46,8 +46,8 @@
+ };
+ 
+ 
+-static char ngx_http_server_string[] = "Server: nginx" CRLF;
+-static char ngx_http_server_full_string[] = "Server: " NGINX_VER CRLF;
++static char ngx_http_server_string[] = "";
++static char ngx_http_server_full_string[] = "";
+ 
+ 
+ static ngx_str_t ngx_http_status_lines[] = {
+@@ -278,8 +278,8 @@
+     clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
+ 
+     if (r->headers_out.server == NULL) {
+-        len += clcf->server_tokens ? sizeof(ngx_http_server_full_string) - 1:
+-                                     sizeof(ngx_http_server_string) - 1;
++        len += clcf->server_tokens ? sizeof(ngx_http_server_full_string) - 0:
++                                     sizeof(ngx_http_server_string) - 0;
+     }
+ 
+     if (r->headers_out.date == NULL) {
+--- nginx-1.6.1/src/http/ngx_http_spdy_filter_module.c
++++ nginx-1.6.1/src/http/ngx_http_spdy_filter_module.c
+@@ -175,11 +175,12 @@
+ 
+     clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
+ 
+-    if (r->headers_out.server == NULL) {
++/*  if (r->headers_out.server == NULL) {
+         len += ngx_http_spdy_nv_nsize("server");
+         len += clcf->server_tokens ? ngx_http_spdy_nv_vsize(NGINX_VER)
+                                    : ngx_http_spdy_nv_vsize("nginx");
+     }
++*/
+ 
+     if (r->headers_out.date == NULL) {
+         len += ngx_http_spdy_nv_nsize("date")
+@@ -326,7 +327,7 @@
+ 
+     count = 2;
+ 
+-    if (r->headers_out.server == NULL) {
++ /* if (r->headers_out.server == NULL) {
+         last = ngx_http_spdy_nv_write_name(last, "server");
+         last = clcf->server_tokens
+                ? ngx_http_spdy_nv_write_val(last, NGINX_VER)
+@@ -334,6 +335,7 @@
+ 
+         count++;
+     }
++*/
+ 
+     if (r->headers_out.date == NULL) {
+         last = ngx_http_spdy_nv_write_name(last, "date");
+--- nginx-1.6.1/src/http/ngx_http_special_response.c
++++ nginx-1.6.1/src/http/ngx_http_special_response.c
+@@ -19,14 +19,14 @@
+ 
+ 
+ static u_char ngx_http_error_full_tail[] =
+-"<hr><center>" NGINX_VER "</center>" CRLF
++"<hr><center>127.0.0.1</center>" CRLF
+ "</body>" CRLF
+ "</html>" CRLF
+ ;
+ 
+ 
+ static u_char ngx_http_error_tail[] =
+-"<hr><center>nginx</center>" CRLF
++"<hr><center>localhost</center>" CRLF
+ "</body>" CRLF
+ "</html>" CRLF
+ ;
diff --git a/testing/nginx-naxsi/ipv6.patch b/testing/nginx-naxsi/ipv6.patch
new file mode 100644
index 0000000000..9b05f8ff83
--- /dev/null
+++ b/testing/nginx-naxsi/ipv6.patch
@@ -0,0 +1,42 @@
+--- a/src/http/ngx_http_core_module.c
++++ b/src/http/ngx_http_core_module.c
+@@ -2442,7 +2442,11 @@
+     ngx_uint_t                   i;
+     ngx_conf_t                   pcf;
+     ngx_http_module_t           *module;
++#if (NGX_HAVE_INET6)
++    struct sockaddr_in6         *sin6;
++#else
+     struct sockaddr_in          *sin;
++#endif
+     ngx_http_conf_ctx_t         *ctx, *http_ctx;
+     ngx_http_listen_opt_t        lsopt;
+     ngx_http_core_srv_conf_t    *cscf, **cscfp;
+@@ -2526,6 +2530,19 @@
+     if (rv == NGX_CONF_OK && !cscf->listen) {
+         ngx_memzero(&lsopt, sizeof(ngx_http_listen_opt_t));
+
++#if (NGX_HAVE_INET6)
++        sin6 = &lsopt.u.sockaddr_in6;
++
++        sin6->sin6_family = AF_INET6;
++#if (NGX_WIN32)
++        sin6->sin6_port = htons(80);
++#else
++        sin6->sin6_port = htons((getuid() == 0) ? 80 : 8000);
++#endif
++        sin6->sin6_addr = in6addr_any;
++
++        lsopt.socklen = sizeof(struct sockaddr_in6);
++#else
+         sin = &lsopt.u.sockaddr_in;
+
+         sin->sin_family = AF_INET;
+@@ -2537,6 +2554,7 @@
+         sin->sin_addr.s_addr = INADDR_ANY;
+
+         lsopt.socklen = sizeof(struct sockaddr_in);
++#endif
+
+         lsopt.backlog = NGX_LISTEN_BACKLOG;
+         lsopt.rcvbuf = -1;
diff --git a/testing/nginx-naxsi/musl-crypt-fix.patch b/testing/nginx-naxsi/musl-crypt-fix.patch
new file mode 100644
index 0000000000..2f11fe2e9d
--- /dev/null
+++ b/testing/nginx-naxsi/musl-crypt-fix.patch
@@ -0,0 +1,13 @@
+--- nginx-1.4.4/src/os/unix/ngx_user.c.orig
++++ nginx-1.4.4/src/os/unix/ngx_user.c
+@@ -31,8 +31,10 @@
+     struct crypt_data   cd;
+ 
+     cd.initialized = 0;
++#ifdef __GLIBC__
+     /* work around the glibc bug */
+     cd.current_salt[0] = ~salt[0];
++#endif
+ 
+     value = crypt_r((char *) key, (char *) salt, &cd);
+ 
diff --git a/testing/nginx-naxsi/nginx-naxsi.pre-install b/testing/nginx-naxsi/nginx-naxsi.pre-install
new file mode 100644
index 0000000000..55b5bfcda5
--- /dev/null
+++ b/testing/nginx-naxsi/nginx-naxsi.pre-install
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+addgroup -g 82 -S www-data 2>/dev/null
+addgroup -S nginx 2>/dev/null
+adduser -S -G nginx -H -h /var/www/localhost/htdocs -s /sbin/nologin \
+	-D nginx 2>/dev/null
+addgroup nginx www-data 2>/dev/null
+
+exit 0
diff --git a/testing/nginx-naxsi/nginx-naxsi.pre-upgrade b/testing/nginx-naxsi/nginx-naxsi.pre-upgrade
new file mode 120000
index 0000000000..364e0b943c
--- /dev/null
+++ b/testing/nginx-naxsi/nginx-naxsi.pre-upgrade
@@ -0,0 +1 @@
+nginx-naxsi.pre-install
\ No newline at end of file
diff --git a/testing/nginx-naxsi/nginx.initd b/testing/nginx-naxsi/nginx.initd
new file mode 100644
index 0000000000..ce2b7b8bb9
--- /dev/null
+++ b/testing/nginx-naxsi/nginx.initd
@@ -0,0 +1,42 @@
+#!/sbin/runscript
+
+extra_started_commands="reload"
+extra_commands="configtest"
+
+depend() {
+	need net
+	use dns logger netmount
+}
+
+CONFFILE=${CONFFILE:-/etc/nginx/${SVCNAME}.conf}
+PIDFILE=${PIDFILE:-/var/run/${SVCNAME}.pid}
+
+configtest() {
+	ebegin "Checking ${SVCNAME} configuration"
+	mkdir -p /tmp/nginx
+	/usr/sbin/nginx -c ${CONFFILE} -t
+	eend $? "failed, please correct errors above"
+}
+
+start() {
+	configtest || return 1
+	ebegin "Starting ${SVCNAME}"
+	start-stop-daemon --start --pidfile "${PIDFILE}" \
+		--exec /usr/sbin/nginx -- -c ${CONFFILE} -g "pid ${PIDFILE};"
+	eend $? "Failed to start ${SVCNAME}"
+}
+
+stop() {
+	configtest || return 1
+	ebegin "Stopping ${SVCNAME}"
+	start-stop-daemon --stop --pidfile "${PIDFILE}"
+	eend $? "Failed to stop ${SVCNAME}"
+	rm -f "${PIDFILE}"
+}
+
+reload() {
+	configtest || return 1
+	ebegin "Refreshing ${SVCNAME} configuration"
+	kill -HUP $(cat "${PIDFILE}") &>/dev/null
+	eend $? "Failed to reload nginx"
+}
diff --git a/testing/nginx-naxsi/nginx.logrotate b/testing/nginx-naxsi/nginx.logrotate
new file mode 100644
index 0000000000..7778b1108b
--- /dev/null
+++ b/testing/nginx-naxsi/nginx.logrotate
@@ -0,0 +1,12 @@
+# Copyright 1999-2010 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/www-servers/nginx/files/nginx.logrotate,v 1.1 2010/01/03 20:29:40 djc Exp $
+
+/var/log/nginx/*.log {
+	missingok
+	sharedscripts
+	postrotate
+		kill -USR1 `cat /var/run/nginx.pid`
+	endscript
+}
+
diff --git a/testing/nginx-naxsi/sysguard.patch b/testing/nginx-naxsi/sysguard.patch
new file mode 100644
index 0000000000..be8b0d2ee4
--- /dev/null
+++ b/testing/nginx-naxsi/sysguard.patch
@@ -0,0 +1,10 @@
+--- a/src/http/ngx_http_request.h
++++ b/src/http/ngx_http_request.h
+@@ -498,6 +498,7 @@
+      */
+     unsigned                          limit_conn_set:1;
+     unsigned                          limit_req_set:1;
++    unsigned                          sysguard_set:1;
+ 
+ #if 0
+     unsigned                          cacheable:1;