Services: Use new global variables at /sys/kernel/ directory

Userland/Services/DHCPClient/DHCPv4Client.cpp

@@ -177,7 +177,7 @@ void DHCPv4Client::try_discover_ifs()
 
 ErrorOr<DHCPv4Client::Interfaces> DHCPv4Client::get_discoverable_interfaces()
 {
-    auto file = TRY(Core::File::open("/proc/net/adapters", Core::OpenMode::ReadOnly));
+    auto file = TRY(Core::File::open("/sys/kernel/net/adapters", Core::OpenMode::ReadOnly));
 
     auto file_contents = file->read_all();
     auto json = JsonValue::from_string(file_contents);

Userland/Services/DHCPClient/main.cpp

@@ -21,7 +21,7 @@ ErrorOr<int> serenity_main(Main::Arguments args)
     TRY(Core::System::pledge("stdio unix inet cpath rpath"));
     Core::EventLoop event_loop;
 
-    TRY(Core::System::unveil("/proc/net/", "r"));
+    TRY(Core::System::unveil("/sys/kernel/net/", "r"));
     TRY(Core::System::unveil(nullptr, nullptr));
 
     auto client = TRY(DHCPv4Client::try_create(interfaces));

Userland/Services/LoginServer/main.cpp

@@ -70,7 +70,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     TRY(Core::System::unveil("/etc/shadow", "r"));
     TRY(Core::System::unveil("/etc/group", "r"));
     TRY(Core::System::unveil("/bin/SystemServer", "x"));
-    TRY(Core::System::unveil("/proc/all", "r"));
+    TRY(Core::System::unveil("/sys/kernel/processes", "r"));
     TRY(Core::System::unveil("/res", "r"));
     TRY(Core::System::unveil(nullptr, nullptr));
 

Userland/Services/LookupServer/MulticastDNS.cpp

@@ -114,9 +114,9 @@ ErrorOr<size_t> MulticastDNS::emit_packet(Packet const& packet, sockaddr_in cons
 
 Vector<IPv4Address> MulticastDNS::local_addresses() const
 {
-    auto file = Core::File::construct("/proc/net/adapters");
+    auto file = Core::File::construct("/sys/kernel/net/adapters");
     if (!file->open(Core::OpenMode::ReadOnly)) {
-        dbgln("Failed to open /proc/net/adapters: {}", file->error_string());
+        dbgln("Failed to open /sys/kernel/net/adapters: {}", file->error_string());
         return {};
     }
 

Userland/Services/LookupServer/main.cpp

@@ -17,7 +17,7 @@ ErrorOr<int> serenity_main(Main::Arguments)
     auto server = TRY(LookupServer::LookupServer::try_create());
 
     TRY(Core::System::pledge("stdio accept inet rpath"));
-    TRY(Core::System::unveil("/proc/net/adapters", "r"));
+    TRY(Core::System::unveil("/sys/kernel/net/adapters", "r"));
     TRY(Core::System::unveil("/etc/hosts", "r"));
     TRY(Core::System::unveil(nullptr, nullptr));
     return event_loop.exec();

Userland/Services/NetworkServer/main.cpp

@@ -18,7 +18,7 @@
 ErrorOr<int> serenity_main(Main::Arguments)
 {
     TRY(Core::System::pledge("stdio recvfd sendfd rpath unix exec proc"));
-    TRY(Core::System::unveil("/proc/net", "r"));
+    TRY(Core::System::unveil("/sys/kernel/net", "r"));
     TRY(Core::System::unveil("/bin/DHCPClient", "x"));
     TRY(Core::System::unveil("/etc/Network.ini", "r"));
     TRY(Core::System::unveil("/bin/ifconfig", "x"));
@@ -28,7 +28,7 @@ ErrorOr<int> serenity_main(Main::Arguments)
 
     auto config_file = TRY(Core::ConfigFile::open_for_system("Network"));
 
-    auto proc_net_adapters_file = TRY(Core::Stream::File::open("/proc/net/adapters"sv, Core::Stream::OpenMode::Read));
+    auto proc_net_adapters_file = TRY(Core::Stream::File::open("/sys/kernel/net/adapters"sv, Core::Stream::OpenMode::Read));
     auto data = TRY(proc_net_adapters_file->read_all());
     JsonParser parser(data);
     JsonValue proc_net_adapters_json = TRY(parser.parse());

Userland/Services/SpiceAgent/main.cpp

@@ -18,7 +18,7 @@ ErrorOr<int> serenity_main(Main::Arguments)
 
     TRY(Core::System::pledge("unix rpath wpath stdio sendfd recvfd"));
     TRY(Core::System::unveil(SPICE_DEVICE, "rw"sv));
-    TRY(Core::System::unveil("/proc/all", "r"));
+    TRY(Core::System::unveil("/sys/kernel/processes", "r"));
     TRY(Core::System::unveil("/tmp/session/%sid/portal/clipboard", "rw"));
     TRY(Core::System::unveil(nullptr, nullptr));
 

Userland/Services/SystemServer/main.cpp

@@ -70,7 +70,7 @@ static ErrorOr<void> determine_system_mode()
             g_system_mode = "text";
     });
 
-    auto f = Core::File::construct("/proc/system_mode");
+    auto f = Core::File::construct("/sys/kernel/system_mode");
     if (!f->open(Core::OpenMode::ReadOnly)) {
         dbgln("Failed to read system_mode: {}", f->error_string());
         // Continue and assume "text" mode.

Userland/Services/WebContent/main.cpp

@@ -23,7 +23,7 @@ ErrorOr<int> serenity_main(Main::Arguments)
 {
     Core::EventLoop event_loop;
     TRY(Core::System::pledge("stdio recvfd sendfd accept unix rpath"));
-    TRY(Core::System::unveil("/proc/all", "r"));
+    TRY(Core::System::unveil("/sys/kernel/processes", "r"));
     TRY(Core::System::unveil("/res", "r"));
     TRY(Core::System::unveil("/etc/timezone", "r"));
     TRY(Core::System::unveil("/tmp/session/%sid/portal/request", "rw"));

Userland/Services/WindowServer/KeymapSwitcher.cpp

@@ -90,7 +90,7 @@ void KeymapSwitcher::next_keymap()
 
 String KeymapSwitcher::get_current_keymap() const
 {
-    auto proc_keymap = Core::File::construct("/proc/keymap");
+    auto proc_keymap = Core::File::construct("/sys/kernel/keymap");
     if (!proc_keymap->open(Core::OpenMode::ReadOnly))
         VERIFY_NOT_REACHED();
 

Userland/Services/WindowServer/main.cpp

@@ -31,7 +31,7 @@ ErrorOr<int> serenity_main(Main::Arguments)
     TRY(Core::System::unveil("/dev/gpu/", "rw"));
     TRY(Core::System::unveil("/dev/input/", "rw"));
     TRY(Core::System::unveil("/bin/keymap", "x"));
-    TRY(Core::System::unveil("/proc/keymap", "r"));
+    TRY(Core::System::unveil("/sys/kernel/keymap", "r"));
 
     struct sigaction act = {};
     act.sa_flags = SA_NOCLDWAIT;