fix the README.md

README.md

@@ -29,6 +29,7 @@ To get the latest Ubuntu version, please visit the official Ubuntu website: [htt
 The NextEPC package is available on the recent versions of Ubuntu.
 
 ```bash
+sudo apt-get update
 sudo apt-get -y install software-properties-common
 sudo add-apt-repository ppa:acetcom/nextepc
 sudo apt-get update
@@ -69,7 +70,7 @@ curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
 curl -sL http://nextepc.org/static/webui/install | sudo -E bash -
 ```
 
-The service name is *nextepc-webui*. You must run it manually after installation. And then, the web server will be running on _http://localhost:3000_.
+The service name is *nextepc-webui*, and it will be running on _http://localhost:3000_.
 
 ```bash
 sudo systemctl start nextepc-webui

configure.ac

@@ -8,7 +8,7 @@ dnl This program is distributed in the hope that it will be useful, but
 dnl WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 dnl implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
-AC_INIT([NextEPC], [0.3.3], [acetcom@gmail.com])
+AC_INIT([NextEPC], [0.3.4], [acetcom@gmail.com])
 
 AC_SUBST(LIBVERSION)
 LIBVERSION=1:0:0
@@ -379,24 +379,15 @@ AC_FUNC_VPRINTF
 AC_CHECK_FUNCS(\
     atexit \
     gettimeofday \
-    inet_ntop \
-    inet_pton \
-    inet_aton \
     memmove \
-    sigaction \
-    sigwait \
-    sigsuspend \
-    stpcpy \
-    strcasecmp \
-    strtoul \
-    stricmp \
     strerror \
+    inet_ntop inet_pton inet_aton \
+    sigaction sigwait sigsuspend \
+    stpcpy strcasecmp strtoul stricmp \
     writev \
-    utime \
+    utime utimes sem_timedwait \
-    utimes \
+    pthread_yield sched_yield \
-    sem_timedwait \
+    getenv putenv setenv unsetenv \
-    pthread_yield \
-    sched_yield \
 )
 
 AC_SEARCH_LIBS(gethostbyname, nsl)

debian/changelog

@@ -1,3 +1,27 @@
+nextepc (0.3.4-1~xenial) xenial; urgency=medium
+
+  * Bug Fixed
+
+ -- Sukchan Lee <acetcom@gmail.com>  Thu, 22 Feb 2018 02:16:08 +0000
+
+nextepc (0.3.4-1~artful) artful; urgency=medium
+
+  * Bug Fixed
+
+ -- Sukchan Lee <acetcom@gmail.com>  Thu, 22 Feb 2018 02:14:43 +0000
+
+nextepc (0.3.4~xenial) xenial; urgency=medium
+
+  * Bug Fixed
+
+ -- Sukchan Lee <acetcom@gmail.com>  Thu, 22 Feb 2018 02:09:23 +0000
+
+nextepc (0.3.4~artful) artful; urgency=medium
+
+  * Bug Fixed
+
+ -- Sukchan Lee <acetcom@gmail.com>  Thu, 22 Feb 2018 01:33:04 +0000
+
 nextepc (0.3.3-3~artful) artful; urgency=medium
 
   * Support Docker

lib/core/include/core_lib.h

@@ -114,6 +114,26 @@ CORE_DECLARE(void *) core_buffer_to_bcd(c_uint8_t *in, int in_len, void *out);
  */
 CORE_DECLARE(char *)core_cpystrn(char *dst, const char *src, size_t dst_size);
 
+/**
+ * Get the value of an environment variable
+ * @param value the returned value, allocated from @a pool
+ * @param envvar the name of the environment variable
+ */
+CORE_DECLARE(char *) core_env_get(const char *envvar);
+
+/**
+ * Set the value of an environment variable
+ * @param envvar the name of the environment variable
+ * @param value the value to set
+ */
+CORE_DECLARE(status_t) core_env_set(const char *envvar, const char *value);
+
+/**
+ * Delete a variable from the environment
+ * @param envvar the name of the environment variable
+ */
+CORE_DECLARE(status_t) core_env_delete(const char *envvar);
+
 /** @} */
 
 #ifdef __cplusplus

lib/core/include/core_tlv_msg.h

@@ -13,6 +13,8 @@ extern "C" {
 #define TLV_MAX_MORE 8
 #define TLV_1_OR_MORE(__v) __v[TLV_MAX_MORE]
 
+#define TLV_MAX_CHILD_DESC 128
+
 typedef enum {
     TLV_UINT8,
     TLV_UINT16,
@@ -37,7 +39,7 @@ typedef struct _tlv_desc_t {
     c_uint16_t length;
     c_uint8_t  instance;
     c_uint16_t vsize;
-    void *child_descs[];
+    void *child_descs[TLV_MAX_CHILD_DESC];
 } tlv_desc_t;
 
 extern tlv_desc_t tlv_desc_more1;

lib/core/src/misc.c

@@ -143,3 +143,56 @@ char *core_cpystrn(char *dst, const char *src, size_t dst_size)
 
     return (d);
 }
+
+char *core_env_get(const char *envvar)
+{
+#ifdef HAVE_GETENV
+    return getenv(envvar);
+#else
+    return NULL;
+#endif
+}
+
+
+status_t core_env_set(const char *envvar, const char *value)
+{
+#if defined(HAVE_SETENV)
+
+    if (0 > setenv(envvar, value, 1))
+        return CORE_ENOMEM;
+    return CORE_OK;
+
+#elif defined(HAVE_PUTENV)
+
+    char buf[HUGE_STRING_LEN];
+
+    if (snprintf(buf, HUGE_STRING_LEN, "%s=%s", envvar, value) < 0)
+        return CORE_ENOMEM; 
+    if (0 > putenv(buf))
+        return CORE_ENOMEM;
+    return CORE_OK;
+
+#else
+    return CORE_ENOTIMPL;
+#endif
+}
+
+
+status_t core_env_delete(const char *envvar)
+{
+#ifdef HAVE_UNSETENV
+
+    unsetenv(envvar);
+    return CORE_OK;
+
+#else
+    /* hint: some platforms allow envvars to be unset via
+     *       putenv("varname")...  that isn't Single Unix spec,
+     *       but if your platform doesn't have unsetenv() it is
+     *       worth investigating and potentially adding a
+     *       configure check to decide when to use that form of
+     *       putenv() here
+     */
+    return CORE_ENOTIMPL;
+#endif
+}

lib/core/test/testmisc.c

@@ -137,6 +137,54 @@ static void misc_test7(abts_case *tc, void *data)
     ABTS_TRUE(tc, strcmp("001010123456819", out) == 0);
 }
 
+#define TEST_ENVVAR_NAME "core_test_envvar"
+#define TEST_ENVVAR2_NAME "core_test_envvar2"
+#define TEST_ENVVAR_VALUE "Just a value that we'll check"
+
+static void misc_test8(abts_case *tc, void *data)
+{
+    char *value;
+    status_t rv;
+
+    rv = core_env_set(TEST_ENVVAR_NAME, TEST_ENVVAR_VALUE);
+    ABTS_INT_EQUAL(tc, CORE_OK, rv);
+    value = core_env_get(TEST_ENVVAR_NAME);
+    ABTS_PTR_NOTNULL(tc, value);
+    ABTS_STR_EQUAL(tc, TEST_ENVVAR_VALUE, value);
+
+    rv = core_env_delete(TEST_ENVVAR_NAME);
+    ABTS_INT_EQUAL(tc, CORE_OK, rv);
+    value = core_env_get(TEST_ENVVAR_NAME);
+    ABTS_PTR_NULL(tc, value);
+
+    rv = core_env_set(TEST_ENVVAR_NAME, "");
+    ABTS_INT_EQUAL(tc, CORE_OK, rv);
+    value = core_env_get(TEST_ENVVAR_NAME);
+    ABTS_PTR_NOTNULL(tc, value);
+    ABTS_STR_EQUAL(tc, "", value);
+
+    rv = core_env_delete(TEST_ENVVAR_NAME);
+    ABTS_INT_EQUAL(tc, CORE_OK, rv);
+    value = core_env_get(TEST_ENVVAR_NAME);
+    ABTS_PTR_NULL(tc, value);
+
+    rv = core_env_set(TEST_ENVVAR2_NAME, TEST_ENVVAR_VALUE);
+    ABTS_INT_EQUAL(tc, CORE_OK, rv);
+    value = core_env_get(TEST_ENVVAR2_NAME);
+    ABTS_PTR_NOTNULL(tc, value);
+    ABTS_STR_EQUAL(tc, TEST_ENVVAR_VALUE, value);
+    value = core_env_get(TEST_ENVVAR_NAME);
+    ABTS_PTR_NULL(tc, value);
+    value = core_env_get(TEST_ENVVAR2_NAME);
+    ABTS_PTR_NOTNULL(tc, value);
+    ABTS_STR_EQUAL(tc, TEST_ENVVAR_VALUE, value);
+
+    rv = core_env_delete(TEST_ENVVAR2_NAME);
+    ABTS_INT_EQUAL(tc, CORE_OK, rv);
+    value = core_env_get(TEST_ENVVAR2_NAME);
+    ABTS_PTR_NULL(tc, value);
+}
+
 abts_suite *testmisc(abts_suite *suite)
 {
     suite = ADD_SUITE(suite)
@@ -148,6 +196,7 @@ abts_suite *testmisc(abts_suite *suite)
     abts_run_test(suite, misc_test5, NULL);
     abts_run_test(suite, misc_test6, NULL);
     abts_run_test(suite, misc_test7, NULL);
+    abts_run_test(suite, misc_test8, NULL);
 
     return suite;
 }

src/app/init.c

@@ -3,6 +3,7 @@
 #include "core_debug.h"
 #include "core_thread.h"
 #include "core_file.h"
+#include "core_lib.h"
 
 #include "context.h"
 
@@ -48,6 +49,10 @@ status_t app_will_initialize(const char *config_path, const char *log_path)
 
     if (context_self()->db_uri)
     {
+        /* Override configuration if DB_URI environment variable is existed */
+        if (core_env_get("DB_URI"))
+            context_self()->db_uri = core_env_get("DB_URI");
+
         rv = context_db_init(context_self()->db_uri);
         if (rv != CORE_OK) return rv;
         d_print("  MongoDB URI : '%s'\n", context_self()->db_uri);

src/mme/s1ap_usrsctp.c

@@ -396,8 +396,9 @@ static int s1ap_usrsctp_recv_handler(struct socket *sock,
                     case SCTP_PEER_ADDR_CHANGE:
                         break;
                     case SCTP_SEND_FAILED :
-                        d_error("SCTP_SEND_FAILED"
+                        d_error("flags:0x%x - SCTP_SEND_FAILED"
                                 "(type:0x%x, flags:0x%x, error:0x%x)\n", 
+                                flags,
                                 not->sn_send_failed_event.ssfe_type,
                                 not->sn_send_failed_event.ssfe_flags,
                                 not->sn_send_failed_event.ssfe_error);
@@ -416,6 +417,16 @@ static int s1ap_usrsctp_recv_handler(struct socket *sock,
                         }
                         break;
                     }
+                    case SCTP_REMOTE_ERROR:
+                    {
+                        d_warn("flags:0x%x - SCTP_REMOTE_ERROR"
+                                "(type:0x%x, flags:0x%x, error:0x%x)\n",
+                                flags,
+                                not->sn_remote_error.sre_type,
+                                not->sn_remote_error.sre_flags,
+                                not->sn_remote_error.sre_error);
+                        break;
+                    }
                     default :
                         d_error("Discarding event with unknown "
                                 "flags = 0x%x, type 0x%x", 

src/sgw/sgw_gtp_path.c

@@ -212,11 +212,10 @@ static int _gtpv1_u_recv_cb(sock_id sock, void *data)
                 d_assert(bearer->sess->sgw_ue, pkbuf_free(pkbuf); return 0,
                         "SGW_UE  is NULL");
 
-                d_trace(3, "[SGW] S1U PATH deactivated : STATE[0x%x]\n",
-                        SGW_GET_UE_STATE(sgw_ue));
-
                 sgw_ue = bearer->sess->sgw_ue;
 
+                d_trace(3, "[SGW] S1U PATH deactivated : STATE[0x%x]\n",
+                        SGW_GET_UE_STATE(sgw_ue));
                 if ((SGW_GET_UE_STATE(sgw_ue) & SGW_S1U_INACTIVE))
                 {
                     d_trace(5, "    SGW-S1U Inactive\n");

support/docker/Dockerfile

@@ -1,18 +0,0 @@
-#
-# NextEPC Dockerfile
-#
-# https://github.com/acetcom/nextepc
-#
-
-# Pull base image.
-FROM ubuntu:latest
-
-# Install NextEPC.
-RUN \
-  apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv F26B05AF && \
-  echo 'deb http://ppa.launchpad.net/acetcom/nextepc/ubuntu xenial main' > /etc/apt/sources.list.d/nextepc.list && \
-  apt-get update && \
-  apt-get install -y nextepc
-
-# Define working directory.
-WORKDIR /root

support/docker/README.md

@@ -1,48 +1,64 @@
-NextEPC docker
+Docker running example
 ===========================================
+* Build Image
+  $ docker-compose build
 
-* docker build -t nextepc .
+* Development 
-* docker run --net=host --hostname nextepc -ti --name nextepc --privileged --cap-add=SYS_ADMIN -e "container=docker" -v /sys/fs/cgroup:/sys/fs/cgroup -v $PWD:/mnt nextepc /sbin/init
+  $ docker-compose run dev
-* docker exec -it /bin/bash
+
-* sudo apt-get install curl sudo
+* Runtime
-* curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
+  $ docker-compose \
-* curl -sL http://nextepc.org/static/webui/install | sudo -E bash -
+    -f docker-compose.yml -f docker-compose.run.yml run run
+
+* Test
+  $ docker-compose \
+    -f docker-compose.yml -f docker-compose.test.yml run test
+
+* Test(ubuntu:artful)
+  $ TAG=artful docker-compose build
+  $ TAG=artful docker-compose \
+    -f docker-compose.yml -f docker-compose.test.yml run test
+
+* Development(fedora:latest)
+  $ DIST=fedora docker-compose build
+  $ DIST=fedora docker-compose run dev
+
+* Runtime(debian:jessie)
+  $ DIST=debian TAG=jessie docker-compose build
+  $ DIST=debian TAG=jessie docker-compose 
+    -f docker-compose.yml -f docker-compose.run.yml run run
+
+* All Test with All Environment
+  $ ./check.sh
+
+* Run WebUI 
+  $ docker-compose up -d
 
 For Debian Package Release
 ===========================================
 
-* Ubuntu Docker Setup
+* Run Docker
-
+  $ docker-compose run dev
-  $ docker run -p 4000:3000 --hostname build -ti --name build --privileged --cap-add=SYS_ADMIN -e "container=docker" -v /sys/fs/cgroup:/sys/fs/cgroup -v $PWD:/mnt ubuntu /sbin/init
-  $ docker exec -it ubuntu /bin/login
-
-* Access Source Repository
-  $ sudo apt-get install sudo vim dpkg-dev git
-  $ git clone https://github.com/acetcom/nextepc
-  $ git checkout new_branch
-
-* Check Pakcage
-  $ dpkg-buildpackage
-  $ sudo apt-get install ....
-  $ dpkg-buildpackage
 
 * Setup Debian Environment
 export DEBFULLNAME='Sukchan Lee'
 export DEBEMAIL='acetcom@gmail.com'
 
 * Transfer GPG key
-  $ gpg --export-secret-keys --armor --output private.asc'
+  $ gpg --export-secret-keys --armor --output private.asc
   $ gpg --import private.asc
-  $ gpg --export > public.asc'
+  $ gpg --export > public.asc
   $ gpg --import public.asc
 
-* Update debian/changelog
-  $ sudo apt-get install devscripts
-  $ dch -i
-
-* Test OBS
-  $ debuild -S
-  - Upload *.dsc and *.tar.gz to https://build.opensuse.org/package/show/home:acetcom/nextepc
-
 * Upload LaunchPad
+  $ dch -i
+  $ debuild -S
   $ dput ppa:acetcom/nextepc *.source.changes
+
+* Build pckage
+  $ dpkg-buildpackage
+
+For Mac OS X (SCTP-patch)
+===========================================
+* /Applications/Docker.app/Contents/Resources/moby
+Update linuxkit-kernel, vmlinuz64

support/docker/build/Dockerfile

@@ -0,0 +1,24 @@
+ARG dist=ubuntu
+ARG tag=latest
+ARG username=acetcom
+FROM ${username}/${dist}-${tag}-base
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+WORKDIR /root
+COPY setup.sh /root
+
+ARG USER=acetcom
+ARG REPO=nextepc
+ARG BRANCH=master
+RUN	git clone https://github.com/$USER/$REPO
+ADD https://api.github.com/repos/$USER/$REPO/git/refs/heads/$BRANCH /root/nextepc-ver.json
+
+RUN	cd nextepc && \
+	git fetch && git checkout -f -B master origin/master && \
+    autoreconf -f -i && \
+    ./configure \
+        --prefix=/usr \
+        --sysconfdir=/etc \
+        --localstatedir=/var && \
+    make -j `nproc` install

support/docker/build/setup.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if ! grep "pgwtun" /proc/net/dev > /dev/null; then
+    ip tuntap add name pgwtun mode tun
+fi
+ip addr del 45.45.0.1/16 dev pgwtun 2> /dev/null
+ip addr add 45.45.0.1/16 dev pgwtun
+ip addr del cafe::1/64 dev pgwtun 2> /dev/null
+ip addr add cafe::1/64 dev pgwtun
+ip link set pgwtun up

support/docker/centos/7/base/Dockerfile

@@ -0,0 +1,24 @@
+ARG dist=centos
+ARG tag=latest
+FROM ${dist}:${tag}
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN yum -y install \
+        autoconf \
+        libtool \
+        gcc \
+        flex \
+        bison \
+        git \
+        lksctp-tools-devel \
+        libidn-devel \
+        gnutls-devel \
+        libgcrypt-devel \
+        openssl-devel \
+        cyrus-sasl-devel \
+        libyaml-devel \
+        iproute
+
+RUN yum -y install epel-release && \
+    yum -y install mongo-c-driver-devel

support/docker/centos/7/dev/Dockerfile

@@ -0,0 +1,22 @@
+ARG dist=centos
+ARG tag=latest
+ARG username=acetcom
+FROM ${username}/${dist}-${tag}-base
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN yum -y install \
+        cscope \
+        vim \
+        sudo \
+        iputils \
+        net-tools
+
+COPY setup.sh /root
+
+ARG username=acetcom
+RUN useradd -m --uid=1000 ${username} && \
+    echo "${username} ALL=(root) NOPASSWD:ALL" > /etc/sudoers.d/${username} && \
+    chmod 0440 /etc/sudoers.d/${username}
+
+WORKDIR /home/${username}

support/docker/centos/7/dev/setup.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if ! grep "pgwtun" /proc/net/dev > /dev/null; then
+    ip tuntap add name pgwtun mode tun
+fi
+ip addr del 45.45.0.1/16 dev pgwtun 2> /dev/null
+ip addr add 45.45.0.1/16 dev pgwtun
+ip addr del cafe::1/64 dev pgwtun 2> /dev/null
+ip addr add cafe::1/64 dev pgwtun
+ip link set pgwtun up

support/docker/centos/latest

@@ -0,0 +1 @@
+7

support/docker/check.sh

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+docker-compose build
+docker-compose -f docker-compose.yml -f docker-compose.test.yml run --rm test
+
+TAG=artful docker-compose build
+TAG=artful docker-compose -f docker-compose.yml -f docker-compose.test.yml run --rm test
+
+DIST=fedora docker-compose build
+DIST=fedora docker-compose -f docker-compose.yml -f docker-compose.test.yml run --rm test
+
+DIST=centos docker-compose build
+DIST=centos docker-compose -f docker-compose.yml -f docker-compose.test.yml run --rm test
+
+DIST=debian TAG=jessie docker-compose build
+DIST=debian TAG=jessie docker-compose -f docker-compose.yml -f docker-compose.test.yml run --rm test
+
+docker rm $(docker ps -qa --no-trunc --filter "status=exited")

support/docker/debian

@@ -0,0 +1 @@
+ubuntu/

support/docker/docker-compose.run.yml

@@ -0,0 +1,22 @@
+version: '3'
+
+services:
+  run:
+    network_mode: "host"
+    image: ${USER}/${DIST-ubuntu}-${TAG-latest}-build
+    depends_on:
+      - mongodb
+      - build
+    cap_add:
+      - NET_ADMIN
+    devices:
+      - "/dev/net/tun:/dev/net/tun"
+    sysctls:
+      - net.ipv6.conf.all.disable_ipv6=0
+    volumes:
+      - config:/etc/nextepc
+    hostname: nextepc-run
+    command: /bin/bash -c "/root/setup.sh; /usr/bin/nextepc-epcd"
+
+volumes:
+  config: {}

support/docker/docker-compose.test.yml

@@ -0,0 +1,18 @@
+version: '3'
+
+services:
+  test:
+    image: ${USER}/${DIST-ubuntu}-${TAG-latest}-build
+    depends_on:
+      - mongodb
+      - build
+    environment:
+      DB_URI: mongodb://mongodb/nextepc
+    cap_add:
+      - NET_ADMIN
+    devices:
+      - "/dev/net/tun:/dev/net/tun"
+    sysctls:
+      - net.ipv6.conf.all.disable_ipv6=0
+    hostname: nextepc-test
+    command: /bin/bash -c "/root/setup.sh; /usr/bin/testepc"

support/docker/docker-compose.yml

@@ -0,0 +1,73 @@
+version: '3'
+
+services:
+  mongodb:
+    image: mongo
+    container_name: nextepc-mongodb
+    ports:
+      - "27017:27017"
+    volumes:
+      - mongodb:/data/db
+
+  webui:
+    build: webui
+    image: ${USER}/nextepc-webui
+    container_name: nextepc-webui
+    depends_on:
+      - mongodb
+    ports:
+      - "3000:3000"
+    depends_on:
+      - mongodb
+    environment:
+      DB_URI: mongodb://mongodb/nextepc
+
+  base:
+    build:
+      context: ./${DIST-ubuntu}/${TAG-latest}/base
+      args:
+        dist: ${DIST-ubuntu}
+        tag: ${TAG-latest}
+    image: ${USER}/${DIST-ubuntu}-${TAG-latest}-base
+    command: /bin/bash -c "echo 'base' services"
+
+  build:
+    build:
+      context: ./build
+      args:
+        dist: ${DIST-ubuntu}
+        tag: ${TAG-latest}
+        username: ${USER}
+    image: ${USER}/${DIST-ubuntu}-${TAG-latest}-build
+    depends_on:
+      - base
+    command: /bin/bash -c "echo 'build' services"
+
+  dev:
+    build:
+      context: ./${DIST-ubuntu}/${TAG-latest}/dev
+      args:
+        dist: ${DIST-ubuntu}
+        tag: ${TAG-latest}
+        username: ${USER}
+    image: ${USER}/${DIST-ubuntu}-${TAG-latest}-dev
+    depends_on:
+      - mongodb
+      - base
+    environment:
+      DB_URI: mongodb://mongodb/nextepc
+    cap_add:
+      - NET_ADMIN
+    devices:
+      - "/dev/net/tun:/dev/net/tun"
+    sysctls:
+      - net.ipv6.conf.all.disable_ipv6=0
+    volumes:
+      - home:/home/${USER}
+      - ${HOME}:/mnt
+    hostname: nextepc-dev
+    command: /bin/bash -c "chmod 666 /dev/net/tun; /root/setup.sh; su acetcom"
+
+volumes:
+  mongodb: {}
+  home: {}

support/docker/fedora/27/base/Dockerfile

@@ -0,0 +1,23 @@
+ARG dist=fedora
+ARG tag=latest
+FROM ${dist}:${tag}
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN dnf -y install \
+        autoconf \
+        libtool \
+        gcc \
+        flex \
+        bison \
+        git \
+        lksctp-tools-devel \
+        libidn-devel \
+        gnutls-devel \
+        libgcrypt-devel \
+        mongo-c-driver-devel \
+        openssl-devel \
+        cyrus-sasl-devel \
+        snappy-devel \
+        libyaml-devel \
+        iproute

support/docker/fedora/27/dev/Dockerfile

@@ -0,0 +1,22 @@
+ARG dist=fedora
+ARG tag=latest
+ARG username=acetcom
+FROM ${username}/${dist}-${tag}-base
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN dnf -y install \
+        cscope \
+        vim \
+        sudo \
+        iputils \
+        net-tools
+
+COPY setup.sh /root
+
+ARG username=acetcom
+RUN useradd -m --uid=1000 ${username} && \
+    echo "${username} ALL=(root) NOPASSWD:ALL" > /etc/sudoers.d/${username} && \
+    chmod 0440 /etc/sudoers.d/${username}
+
+WORKDIR /home/${username}

support/docker/fedora/27/dev/setup.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if ! grep "pgwtun" /proc/net/dev > /dev/null; then
+    ip tuntap add name pgwtun mode tun
+fi
+ip addr del 45.45.0.1/16 dev pgwtun 2> /dev/null
+ip addr add 45.45.0.1/16 dev pgwtun
+ip addr del cafe::1/64 dev pgwtun 2> /dev/null
+ip addr add cafe::1/64 dev pgwtun
+ip link set pgwtun up

support/docker/fedora/latest

@@ -0,0 +1 @@
+27

support/docker/package/Dockerfile

@@ -0,0 +1,10 @@
+ARG tag=latest
+FROM ubuntu:${tag}
+
+RUN apt-get update && \
+    apt-get -y install software-properties-common && \
+    add-apt-repository ppa:acetcom/nextepc && \
+    apt-get update && \
+    apt-get install -y nextepc
+
+WORKDIR /root

support/docker/ubuntu/artful

@@ -0,0 +1 @@
+xenial

support/docker/ubuntu/jessie

@@ -0,0 +1 @@
+trusty

support/docker/ubuntu/latest

@@ -0,0 +1 @@
+xenial

support/docker/ubuntu/trusty/base/Dockerfile

@@ -0,0 +1,37 @@
+ARG dist=ubuntu
+ARG tag=latest
+FROM ${dist}:${tag}
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN	apt-get update && \
+    apt-get upgrade -y && \
+    apt-get install -y --no-install-recommends \
+        autoconf \
+        automake \
+        libtool \
+        gcc \
+        flex \
+        bison \
+        git \
+        libsctp-dev \
+        libgnutls28-dev \
+        libgcrypt-dev \
+        libssl-dev \
+        libidn11-dev \
+        libyaml-dev \
+        build-essential \
+        iproute2 \
+        ca-certificates \
+        netbase \
+        curl \
+        pkg-config && \
+    apt-get clean
+
+WORKDIR /root
+RUN curl -SLO "https://github.com/mongodb/mongo-c-driver/releases/download/1.9.2/mongo-c-driver-1.9.2.tar.gz"; \
+    tar xzf mongo-c-driver-1.9.2.tar.gz; \
+    cd mongo-c-driver-1.9.2; \
+    ./configure --disable-automatic-init-and-cleanup; \
+    make -j `nproc` install; \
+    ldconfig;

support/docker/ubuntu/trusty/dev

@@ -0,0 +1 @@
+../xenial/dev

support/docker/ubuntu/xenial/base/Dockerfile

@@ -0,0 +1,29 @@
+ARG dist=ubuntu
+ARG tag=latest
+FROM ${dist}:${tag}
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN apt-get update && \
+    apt-get upgrade -y && \
+    apt-get install -y --no-install-recommends \
+        autoconf \
+        automake \
+        libtool \
+        gcc \
+        flex \
+        bison \
+        git \
+        libsctp-dev \
+        libgnutls28-dev \
+        libgcrypt-dev \
+        libssl-dev \
+        libmongoc-dev \
+        libbson-dev \
+        libyaml-dev \
+        build-essential \
+        iproute2 \
+        ca-certificates \
+        netbase \
+        pkg-config && \
+    apt-get clean

support/docker/ubuntu/xenial/dev/Dockerfile

@@ -0,0 +1,32 @@
+ARG dist=ubuntu
+ARG tag=latest
+ARG username=acetcom
+FROM ${username}/${dist}-${tag}-base
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+RUN apt-get update && \
+    apt-get upgrade -y && \
+    apt-get install -y --no-install-recommends \
+        debhelper \
+        devscripts \
+        dput \
+        dh-autoreconf \
+        dh-systemd \
+        manpages-dev \
+        fakeroot \
+        cscope \
+        vim \
+        sudo \
+        iputils-ping \
+        net-tools && \
+    apt-get clean
+
+COPY setup.sh /root
+
+ARG username=acetcom
+RUN useradd -m --uid=1000 ${username} && \
+    echo "${username} ALL=(root) NOPASSWD:ALL" > /etc/sudoers.d/${username} && \
+    chmod 0440 /etc/sudoers.d/${username}
+
+WORKDIR /home/${username}

support/docker/ubuntu/xenial/dev/setup.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if ! grep "pgwtun" /proc/net/dev > /dev/null; then
+    ip tuntap add name pgwtun mode tun
+fi
+ip addr del 45.45.0.1/16 dev pgwtun 2> /dev/null
+ip addr add 45.45.0.1/16 dev pgwtun
+ip addr del cafe::1/64 dev pgwtun 2> /dev/null
+ip addr add cafe::1/64 dev pgwtun
+ip link set pgwtun up

support/docker/webui/Dockerfile

@@ -0,0 +1,21 @@
+FROM node:carbon
+
+MAINTAINER Sukchan Lee <acetcom@gmail.com>
+
+ARG PACKAGE=nextepc
+ARG VERSION=0.3.3
+
+RUN set -e; \
+    cd /usr/src; \
+    rm -rf ./$PACKAGE; \
+    curl -SLO "https://github.com/acetcom/$PACKAGE/archive/v$VERSION.tar.gz"; \
+    tar -xvf v$VERSION.tar.gz; \
+    mv ./$PACKAGE-$VERSION/ ./$PACKAGE;
+
+WORKDIR /usr/src/nextepc/webui
+RUN npm install && \
+    npm run build
+
+CMD npm run start
+
+EXPOSE 3000

support/network/restart.sh

@@ -6,14 +6,25 @@ if [ "$SYSTEM" = "Linux" ]; then
     if ! grep "pgwtun" /proc/net/dev > /dev/null; then
         ip tuntap add name pgwtun mode tun
     fi
+	if test "x`sysctl -n net.ipv6.conf.pgwtun.disable_ipv6`" = x1; then
+		echo "net.ipv6.conf.pgwtun.disable_ipv6=0" > /etc/sysctl.d/30-nextepc.conf
+		sysctl -p /etc/sysctl.d/30-nextepc.conf
+	fi
     ip addr del 45.45.0.1/16 dev pgwtun 2> /dev/null
     ip addr add 45.45.0.1/16 dev pgwtun
     ip addr del cafe::1/64 dev pgwtun 2> /dev/null
     ip addr add cafe::1/64 dev pgwtun
     ip link set pgwtun up
 else
+    sysctl -w net.inet.ip.forwarding=1
     ifconfig lo0 alias 127.0.0.2 netmask 255.255.255.255
     ifconfig lo0 alias 127.0.0.3 netmask 255.255.255.255
     ifconfig lo0 alias 127.0.0.4 netmask 255.255.255.255
     ifconfig lo0 alias 127.0.0.5 netmask 255.255.255.255
+    if [ "$SYSTEM" = "Darwin" ]; then
+        if ! test -f /etc/pf.anchors/org.nextepc; then
+            sudo sh -c "echo 'nat on {en0} from 45.45.0.0/16 to any -> {en0}' > /etc/pf.anchors/org.nextepc"
+        fi
+        pfctl -e -f /etc/pf.anchors/org.nextepc
+    fi
 fi

webui/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "nextepc",
-  "version": "0.3.3",
+  "version": "0.3.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

webui/package.json

@@ -1,6 +1,6 @@
 {
   "name": "nextepc",
-  "version": "0.3.3",
+  "version": "0.3.4",
   "description": "NextEPC",
   "main": "index.js",
   "repository": "https://github.com/acetcom/nextepc",