Merge a366bdbf02 into f525b4d660

CI: move docker build machinery to the main repo

.github/workflows/docker-vpnbridge.yml

@@ -0,0 +1,59 @@
+name: docker-vpnbridge
+
+on:
+  push:
+    branches: 
+      - 'master'
+    tags:
+      - '*'
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  docker-vpnbridge:
+    strategy:
+      matrix:
+        variant: [
+          { name: amd64, platform: "linux/amd64", repo: "softethervpn/vpnbridge" },
+          { name: arm64, platform: "linux/arm64", repo: "softethervpn/vpnbridge-arm64" }
+        ]
+    name: vpnbridge/${{ matrix.variant.name }}
+    runs-on: ubuntu-latest
+    if: ${{ github.repository_owner == 'SoftEtherVPN' }}
+    steps:
+      -
+        name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ matrix.variant.repo }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          image: tonistiigi/binfmt:qemu-v9.2.0
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to DockerHub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          file: ./Dockerfile
+          target: vpnbridge
+          platforms: ${{ matrix.variant.platform }}
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.github/workflows/docker-vpnclient.yml

@@ -0,0 +1,59 @@
+name: docker-vpnclient
+
+on:
+  push:
+    branches: 
+      - 'master'
+    tags:
+      - '*'
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  docker-vpnclient:
+    strategy:
+      matrix:
+        variant: [
+          { name: amd64, platform: "linux/amd64", repo: "softethervpn/vpnclient" },
+          { name: arm64, platform: "linux/arm64", repo: "softethervpn/vpnclient-arm64" }
+        ]
+    name: vpnclient/${{ matrix.variant.name }}
+    runs-on: ubuntu-latest
+    if: ${{ github.repository_owner == 'SoftEtherVPN' }}
+    steps:
+      -
+        name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ matrix.variant.repo }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          image: tonistiigi/binfmt:qemu-v9.2.0
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to DockerHub
+        if: ${{ github.event_name != 'pull_request' }}
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          file: ./Dockerfile
+          target: vpnclient
+          platforms: ${{ matrix.variant.platform }}
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.github/workflows/docker-vpnserver.yml

@@ -0,0 +1,59 @@
+name: docker-vpnserver
+
+on:
+  push:
+    branches: 
+      - 'master'
+    tags:
+      - '*'
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  docker:
+    strategy:
+      matrix:
+        variant: [
+          { name: amd64, platform: "linux/amd64", repo: "softethervpn/vpnserver" },
+          { name: arm64, platform: "linux/arm64", repo: "softethervpn/vpnserver-arm64" }
+        ]
+    name: vpnserver/${{ matrix.variant.name }}
+    runs-on: ubuntu-latest
+    if: ${{ github.repository_owner == 'SoftEtherVPN' }}
+    steps:
+      -
+        name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ matrix.variant.repo }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          image: tonistiigi/binfmt:qemu-v9.2.0
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to DockerHub
+        if: ${{ github.event_name != 'pull_request' }}
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          file: ./Dockerfile
+          target: vpnserver
+          push: ${{ github.event_name != 'pull_request' }}
+          platforms: ${{ matrix.variant.platform }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -0,0 +1,51 @@
+FROM alpine AS builder
+RUN mkdir /usr/local/src && apk add binutils --no-cache\
+        linux-headers \
+	build-base \
+        readline-dev \
+        openssl-dev \
+        ncurses-dev \
+        git \
+        cmake \
+        zlib-dev \
+        libsodium-dev \
+        gnu-libiconv 
+
+ENV LD_PRELOAD=/usr/lib/preloadable_libiconv.so
+ADD ./ /usr/local/src/SoftEtherVPN/
+WORKDIR /usr/local/src
+ENV USE_MUSL=YES
+ENV CMAKE_FLAGS="-DSE_PIDDIR=/run/softether -DSE_LOGDIR=/var/log/softether -DSE_DBDIR=/var/lib/softether"
+RUN cd SoftEtherVPN &&\
+        ./configure &&\
+	make -j $(getconf _NPROCESSORS_ONLN) -C build
+
+FROM alpine AS base
+RUN apk add --no-cache readline \
+        openssl \
+        libsodium \
+        gnu-libiconv \
+        iptables
+ENV LD_PRELOAD=/usr/lib/preloadable_libiconv.so
+WORKDIR /usr/local/bin
+VOLUME /var/log/softether
+VOLUME /var/lib/softether
+VOLUME /run/softether
+COPY --from=builder /usr/local/src/SoftEtherVPN/build/vpncmd /usr/local/src/SoftEtherVPN/build/hamcore.se2 ./
+COPY --from=builder /usr/local/src/SoftEtherVPN/build/libcedar.so /usr/local/src/SoftEtherVPN/build/libmayaqua.so /usr/local/lib/
+
+
+FROM base AS vpnserver
+COPY --from=builder /usr/local/src/SoftEtherVPN/build/vpnserver ./
+EXPOSE 443/tcp 992/tcp 1194/tcp 1194/udp 5555/tcp 500/udp 4500/udp
+CMD ["/usr/local/bin/vpnserver", "execsvc"]
+
+
+FROM base AS vpnclient
+COPY --from=builder /usr/local/src/SoftEtherVPN/build/vpnclient ./
+CMD ["/usr/local/bin/vpnclient", "execsvc"]
+
+
+FROM base AS vpnbridge
+COPY --from=builder /usr/local/src/SoftEtherVPN/build/vpnbridge ./
+CMD ["/usr/local/bin/vpnbridge", "execsvc"]

developer_tools/vpnserver-jsonrpc-clients/README.html

@@ -30,6 +30,7 @@
 <ul>
 <li>Older versions of SoftEther VPN before June 2019 don't support JSON-RPC APIs.</li>
 <li>If you want to completely disable the JSON-RPC on your VPN Server, set the <code>DisableJsonRpcWebApi</code> variable to <code>true</code> on the <code>vpn_server.config</code>.</li>
+<li>You may also restrict access to JSON-RPC API to a specific subnet, e.g. your internal network, by setting the <code>JsonRpcWebApiAllowedSubnet</code> variable to, for example, <code>192.168.0.0/16</code>.</li>
 </ul>
 <h3 id="json-rpc-specification">JSON-RPC specification</h3>
 <p>You must use HTTPS 1.1 <code>POST</code> method to call each of JSON-RPC APIs.<br />

developer_tools/vpnserver-jsonrpc-clients/README.md

@@ -25,6 +25,7 @@ https://<vpn_server_hostname>:<port>/api/
 
   - Older versions of SoftEther VPN before June 2019 don't support JSON-RPC APIs.
   - If you want to completely disable the JSON-RPC on your VPN Server, set the `DisableJsonRpcWebApi` variable to `true` on the `vpn_server.config`.
+  - You may also restrict access to JSON-RPC API to a specific subnet, e.g. your internal network, by setting the `JsonRpcWebApiAllowedSubnet` variable to, for example, `192.168.0.0/16`.
 
 
 ### JSON-RPC specification

developer_tools/vpnserver-jsonrpc-codegen/Templates/doc.txt

@@ -25,6 +25,7 @@ https://<vpn_server_hostname>:<port>/api/
 
   - Older versions of SoftEther VPN before June 2019 don't support JSON-RPC APIs.
   - If you want to completely disable the JSON-RPC on your VPN Server, set the `DisableJsonRpcWebApi` variable to `true` on the `vpn_server.config`.
+  - You may also restrict access to JSON-RPC API to a specific subnet, e.g. your internal network, by setting the `JsonRpcWebApiAllowedSubnet` variable to, for example, `192.168.0.0/16`.
 
 
 ### JSON-RPC specification

docker-compose.vpnclient.yaml

@@ -0,0 +1,16 @@
+version: '3'
+
+services:
+  softether:
+    image: softethervpn/vpnclient:latest
+    devices:
+      - /dev/net/tun:/dev/net/tun
+    cap_add:
+      - NET_ADMIN
+    restart: always
+    volumes:
+      - "/etc/localtime:/etc/localtime:ro"
+      - "/etc/timezone:/etc/timezone:ro"
+      - "./softether_data:/var/lib/softether"
+      - "./softether_log:/var/log/softether"
+      # - "./adminip.txt:/var/lib/softether/adminip.txt:ro"

docker-compose.yaml

@@ -0,0 +1,23 @@
+version: '3'
+
+services:
+  softether:
+    image: softethervpn/vpnserver:latest
+    cap_add:
+      - NET_ADMIN
+    restart: always
+    ports:
+      #- 53:53         #DNS tunneling
+      - 443:443         #Management and HTTPS tunneling
+      - 992:992         #HTTPS tunneling
+      #- 1194:1194/udp #OpenVPN 
+      #- 5555:5555       #HTTPS tunneling
+      #- 500:500/udp   #IPsec/L2TP
+      #- 4500:4500/udp #IPsec/L2TP
+      #- 1701:1701/udp #IPsec/L2TP
+    volumes:
+      - "/etc/localtime:/etc/localtime:ro"
+      - "/etc/timezone:/etc/timezone:ro"
+      - "./softether_data:/var/lib/softether"
+      - "./softether_log:/var/log/softether"
+      # - "./adminip.txt:/var/lib/softether/adminip.txt:ro"

src/Cedar/Protocol.c

@@ -5740,6 +5740,7 @@ bool ServerDownloadSignature(CONNECTION *c, char **error_detail_str)
 	UINT num = 0, max = 19;
 	SERVER *server;
 	char *vpn_http_target = HTTP_VPN_TARGET2;
+	bool disableJsonRpcWebApi;
 	// Validate arguments
 	if (c == NULL)
 	{
@@ -5750,6 +5751,15 @@ bool ServerDownloadSignature(CONNECTION *c, char **error_detail_str)
 
 	s = c->FirstSock;
 
+	disableJsonRpcWebApi = server->DisableJsonRpcWebApi;
+	if (!disableJsonRpcWebApi && !IsZeroIP(&server->JsonRpcWebApiAllowedSubnetAddr)
+				&& !IsZeroIP(&server->JsonRpcWebApiAllowedSubnetMask)) {
+		// restrict JSON-RPC Web API to specified subnet only
+		if (!IsInSameNetwork(&s->RemoteIP, &server->JsonRpcWebApiAllowedSubnetAddr, &server->JsonRpcWebApiAllowedSubnetMask)) {
+			disableJsonRpcWebApi = true;
+		}
+	}
+
 	while (true)
 	{
 		bool not_found_error = false;
@@ -5782,7 +5792,7 @@ bool ServerDownloadSignature(CONNECTION *c, char **error_detail_str)
 			// Receive the data since it's POST
 			data_size = GetContentLength(h);
 
-			if (server->DisableJsonRpcWebApi == false)
+			if (disableJsonRpcWebApi == false)
 			{
 				if (StrCmpi(h->Target, "/api") == 0 || StrCmpi(h->Target, "/api/") == 0)
 				{
@@ -5868,7 +5878,7 @@ bool ServerDownloadSignature(CONNECTION *c, char **error_detail_str)
 		}
 		else if (StrCmpi(h->Method, "OPTIONS") == 0)
 		{
-			if (server->DisableJsonRpcWebApi == false)
+			if (disableJsonRpcWebApi == false)
 			{
 				if (StrCmpi(h->Target, "/api") == 0 || StrCmpi(h->Target, "/api/") == 0 || StartWith(h->Target, "/admin"))
 				{
@@ -5939,7 +5949,7 @@ bool ServerDownloadSignature(CONNECTION *c, char **error_detail_str)
 					BUF *b = NULL;
 					*error_detail_str = "HTTP_ROOT";
 
-					if (server->DisableJsonRpcWebApi == false)
+					if (disableJsonRpcWebApi == false)
 					{
 						b = ReadDump("|wwwroot/index.html");
 					}
@@ -6019,7 +6029,7 @@ bool ServerDownloadSignature(CONNECTION *c, char **error_detail_str)
 
 					if (b == false)
 					{
-						if (server->DisableJsonRpcWebApi == false)
+						if (disableJsonRpcWebApi == false)
 						{
 							if (StartWith(h->Target, "/api?") || StartWith(h->Target, "/api/") || StrCmpi(h->Target, "/api") == 0)
 							{

src/Cedar/Server.c

@@ -30,6 +30,7 @@
 #include "Mayaqua/Internat.h"
 #include "Mayaqua/Memory.h"
 #include "Mayaqua/Microsoft.h"
+#include "Mayaqua/Network.h"
 #include "Mayaqua/Object.h"
 #include "Mayaqua/OS.h"
 #include "Mayaqua/Pack.h"
@@ -6032,6 +6033,15 @@ void SiLoadServerCfg(SERVER *s, FOLDER *f)
 		// Disable JSON-RPC Web API
 		s->DisableJsonRpcWebApi = CfgGetBool(f, "DisableJsonRpcWebApi");
 
+		char tmpaddr[MAX_PATH];
+		if (CfgGetStr(f, "JsonRpcWebApiAllowedSubnet", tmpaddr, sizeof(tmpaddr))) {
+			IP _subnet, _mask;
+			if (ParseIpAndMask46(tmpaddr, &_subnet, &_mask)) {
+				s->JsonRpcWebApiAllowedSubnetAddr = _subnet;
+				s->JsonRpcWebApiAllowedSubnetMask = _mask;
+			}
+		}
+
 		// Bits of Diffie-Hellman parameters
 		c->DhParamBits = CfgGetInt(f, "DhParamBits");
 		if (c->DhParamBits == 0)
@@ -6365,6 +6375,11 @@ void SiWriteServerCfg(FOLDER *f, SERVER *s)
 
 		// Disable JSON-RPC Web API
 		CfgAddBool(f, "DisableJsonRpcWebApi", s->DisableJsonRpcWebApi);
+
+		char tmpaddr[MAX_PATH];
+		IPAndMaskToStr(tmpaddr, sizeof(tmpaddr),
+			&s->JsonRpcWebApiAllowedSubnetAddr, &s->JsonRpcWebApiAllowedSubnetMask);
+		CfgAddStr(f, "JsonRpcWebApiAllowedSubnet", tmpaddr);
 	}
 	Unlock(c->lock);
 }

src/Cedar/Server.h

@@ -276,6 +276,9 @@ struct SERVER
 	IP ListenIP;						// Listen IP
 	bool StrictSyslogDatetimeFormat;	// Make syslog datetime format strict RFC3164
 	bool DisableJsonRpcWebApi;					// Disable JSON-RPC Web API
+
+	IP JsonRpcWebApiAllowedSubnetAddr;  // If set, allow access to JSON-RPC Web API from
+	IP JsonRpcWebApiAllowedSubnetMask;  //   this subnet only
 };
 
 

src/Mayaqua/Network.c

@@ -6993,6 +6993,18 @@ void IPToStr6Inner(char *str, IP *ip)
 	}
 }
 
+// Format IP and subnet mask as "<ip>/<masksize>"
+void IPAndMaskToStr(char *str, UINT size, IP *ip, IP *subnet)
+{
+	int iplen;
+	UINT masksize;
+
+	IPToStr(str, size, ip);
+	iplen = StrLen(str);
+	masksize = SubnetMaskToInt(subnet);
+	Format(str + iplen, size - iplen, "/%d", masksize);
+}
+
 // Convert the string to an IP address
 bool StrToIP6(IP *ip, char *str)
 {

src/Mayaqua/Network.h

@@ -1293,6 +1293,7 @@ void IPToStr6(char *str, UINT size, IP *ip);
 void IP6AddrToStr(char *str, UINT size, IPV6_ADDR *addr);
 void IPToStr6Array(char *str, UINT size, UCHAR *bytes);
 void IPToStr6Inner(char *str, IP *ip);
+void IPAndMaskToStr(char *str, UINT size, IP *ip, IP *subnet);
 void IntToSubnetMask6(IP *ip, UINT i);
 void IPAnd6(IP *dst, IP *a, IP *b);
 void GetAllRouterMulticastAddress6(IP *ip);