Implement RPC commands on the Android side

android/CMakeLists.txt

@@ -19,3 +19,8 @@ target_link_libraries(anboxd
     pthread
     process-cpp
     anbox-protobuf)
+# As we're adding Android specific bits in this project we can't
+# build this safely within default build anymore. We keep this
+# for easy integration into used IDEs.
+set_target_properties(anboxd
+    PROPERTIES EXCLUDE_FROM_ALL 1 EXCLUDE_FROM_DEFAULT_BUILD 1)

android/service/server.cpp

@@ -19,6 +19,16 @@
 
 #include "anbox_bridge.pb.h"
 
+#include <core/posix/exec.h>
+#include <core/posix/child_process.h>
+
+namespace {
+std::map<std::string,std::string> common_env = {
+    {"ANDROID_DATA", "/data"},
+    {"ANDROID_ROOT", "/system"},
+};
+}
+
 namespace anbox {
 namespace android {
 Server::Server() {
@@ -30,20 +40,60 @@ Server::~Server() {
 void Server::install_application(anbox::protobuf::bridge::InstallApplication const *request,
                                  anbox::protobuf::bridge::Void *response,
                                  google::protobuf::Closure *done) {
-    (void) request;
     (void) response;
 
+    std::vector<std::string> argv = {
+        "/system/bin/pm",
+        "install",
+        request->path(),
+    };
+
+    auto process = core::posix::exec("/system/bin/sh", argv, common_env, core::posix::StandardStream::empty);
+    process.wait_for(core::posix::wait::Flags::untraced);
+
     done->Run();
 }
 
 void Server::launch_application(anbox::protobuf::bridge::LaunchApplication const *request,
                                 anbox::protobuf::bridge::Void *response,
                                 google::protobuf::Closure *done) {
-    (void) request;
     (void) response;
 
+    std::string intent = request->package_name();
+    intent += "/";
+    intent += request->activity();
+
+    std::vector<std::string> argv = {
+        "/system/bin/am",
+        "start",
+        intent,
+    };
+
+    auto process = core::posix::exec("/system/bin/sh", argv, common_env, core::posix::StandardStream::empty);
+    process.wait_for(core::posix::wait::Flags::untraced);
+
     done->Run();
 }
 
+void Server::set_dns_servers(anbox::protobuf::bridge::SetDnsServers const *request,
+                             anbox::protobuf::bridge::Void *response,
+                             google::protobuf::Closure *done) {
+    (void) response;
+
+    std::vector<std::string> argv = {
+        "resolver",
+        "setnetdns",
+        "0",
+        request->domain(),
+    };
+
+    for (int n = 0; n < request->servers_size(); n++)
+        argv.push_back(request->servers(n).address());
+
+    auto process = core::posix::exec("/system/bin/ndc", argv, common_env, core::posix::StandardStream::empty);
+    process.wait_for(core::posix::wait::Flags::untraced);
+
+    done->Run();
+}
 } // namespace anbox
 } // namespace network

android/service/server.h

@@ -29,6 +29,7 @@ namespace protobuf {
 namespace bridge {
 class InstallApplication;
 class LaunchApplication;
+class SetDnsServers;
 class Void;
 } // namespace bridge
 } // namespace protobuf
@@ -45,6 +46,10 @@ public:
     void launch_application(anbox::protobuf::bridge::LaunchApplication const *request,
                             anbox::protobuf::bridge::Void *response,
                             google::protobuf::Closure *done);
+
+    void set_dns_servers(anbox::protobuf::bridge::SetDnsServers const *request,
+                         anbox::protobuf::bridge::Void *response,
+                         google::protobuf::Closure *done);
 };
 } // namespace android
 } // namespace anbox