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hakurei/internal/pipewire/pipewire_test.go
Ophestra af741f20a0
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internal/pipewire: implement client context 
This consumes the entire sample, is validated to send identical messages and correctly handle received messages.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-12-02 06:03:21 +09:00

865 lines
29 KiB
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package pipewire_test
import (
_ "embed"
"encoding/binary"
"fmt"
"net"
"reflect"
. "syscall"
"testing"
"time"
"hakurei.app/internal/pipewire"
)
func TestContext(t *testing.T) {
t.Parallel()
var (
// Underlying connection stub holding test data.
conn = stubUnixConn{samples: []stubUnixConnSample{
{SYS_SENDMSG, samplePWContainer00, MSG_DONTWAIT | MSG_NOSIGNAL, nil, 0},
{SYS_RECVMSG, samplePWContainer01, MSG_DONTWAIT | MSG_CMSG_CLOEXEC, nil, 0},
{SYS_RECVMSG, "", MSG_DONTWAIT | MSG_CMSG_CLOEXEC, nil, EAGAIN},
{SYS_SENDMSG, samplePWContainer03, MSG_DONTWAIT | MSG_NOSIGNAL, nil, 0},
{SYS_RECVMSG, samplePWContainer04, MSG_DONTWAIT | MSG_CMSG_CLOEXEC, nil, 0},
{SYS_RECVMSG, "", MSG_DONTWAIT | MSG_CMSG_CLOEXEC, nil, EAGAIN},
{SYS_SENDMSG, samplePWContainer06, MSG_DONTWAIT | MSG_NOSIGNAL, []int{20, 21}, 0},
{SYS_RECVMSG, samplePWContainer07, MSG_DONTWAIT | MSG_CMSG_CLOEXEC, nil, 0},
{SYS_RECVMSG, "", MSG_DONTWAIT | MSG_CMSG_CLOEXEC, nil, EAGAIN},
}}
// Context instance under testing.
ctx = pipewire.MustNew(&conn, pipewire.SPADict{
{Key: "remote.intention", Value: "manager"},
{Key: "application.name", Value: "pw-container"},
{Key: "application.process.binary", Value: "pw-container"},
{Key: "application.language", Value: "en_US.UTF-8"},
{Key: "application.process.id", Value: "1443"},
{Key: "application.process.user", Value: "alice"},
{Key: "application.process.host", Value: "nixos"},
{Key: "application.process.session-id", Value: "1"},
{Key: "window.x11.display", Value: ":0"},
{Key: "cpu.vm.name", Value: "qemu"},
{Key: "log.level", Value: "0"},
{Key: "cpu.max-align", Value: "32"},
{Key: "default.clock.rate", Value: "48000"},
{Key: "default.clock.quantum", Value: "1024"},
{Key: "default.clock.min-quantum", Value: "32"},
{Key: "default.clock.max-quantum", Value: "2048"},
{Key: "default.clock.quantum-limit", Value: "8192"},
{Key: "default.clock.quantum-floor", Value: "4"},
{Key: "default.video.width", Value: "640"},
{Key: "default.video.height", Value: "480"},
{Key: "default.video.rate.num", Value: "25"},
{Key: "default.video.rate.denom", Value: "1"},
{Key: "clock.power-of-two-quantum", Value: "true"},
{Key: "link.max-buffers", Value: "64"},
{Key: "mem.warn-mlock", Value: "false"},
{Key: "mem.allow-mlock", Value: "true"},
{Key: "settings.check-quantum", Value: "false"},
{Key: "settings.check-rate", Value: "false"},
{Key: "core.version", Value: "1.4.7"},
{Key: "core.name", Value: "pipewire-alice-1443"},
})
)
var registry *pipewire.Registry
const wantRegistryId = 2
if r, err := ctx.GetRegistry(); err != nil {
t.Fatalf("GetRegistry: error = %v", err)
} else {
if r.ID != wantRegistryId {
t.Fatalf("GetRegistry: ID = %d, want %d", r.ID, wantRegistryId)
}
registry = r
}
if err := ctx.GetCore().Sync(); err != nil {
t.Fatalf("Sync: error = %v", err)
}
wantCoreInfo0 := pipewire.CoreInfo{
ID: 0,
Cookie: -2069267610,
UserName: "alice",
HostName: "nixos",
Version: "1.4.7",
Name: "pipewire-0",
ChangeMask: pipewire.PW_CORE_CHANGE_MASK_PROPS,
Properties: &pipewire.SPADict{
{Key: "config.name", Value: "pipewire.conf"},
{Key: "application.name", Value: "pipewire"},
{Key: "application.process.binary", Value: "pipewire"},
{Key: "application.language", Value: "en_US.UTF-8"},
{Key: "application.process.id", Value: "1446"},
{Key: "application.process.user", Value: "alice"},
{Key: "application.process.host", Value: "nixos"},
{Key: "window.x11.display", Value: ":0"},
{Key: "cpu.vm.name", Value: "qemu"},
{Key: "link.max-buffers", Value: "16"},
{Key: "core.daemon", Value: "true"},
{Key: "core.name", Value: "pipewire-0"},
{Key: "default.clock.min-quantum", Value: "1024"},
{Key: "cpu.max-align", Value: "32"},
{Key: "default.clock.rate", Value: "48000"},
{Key: "default.clock.quantum", Value: "1024"},
{Key: "default.clock.max-quantum", Value: "2048"},
{Key: "default.clock.quantum-limit", Value: "8192"},
{Key: "default.clock.quantum-floor", Value: "4"},
{Key: "default.video.width", Value: "640"},
{Key: "default.video.height", Value: "480"},
{Key: "default.video.rate.num", Value: "25"},
{Key: "default.video.rate.denom", Value: "1"},
{Key: "log.level", Value: "2"},
{Key: "clock.power-of-two-quantum", Value: "true"},
{Key: "mem.warn-mlock", Value: "false"},
{Key: "mem.allow-mlock", Value: "true"},
{Key: "settings.check-quantum", Value: "false"},
{Key: "settings.check-rate", Value: "false"},
{Key: "object.id", Value: "0"},
{Key: "object.serial", Value: "0"}},
}
wantClient0 := pipewire.Client{
Info: &pipewire.ClientInfo{
ID: 34,
ChangeMask: pipewire.PW_CLIENT_CHANGE_MASK_PROPS,
Properties: &pipewire.SPADict{
{Key: "pipewire.protocol", Value: "protocol-native"},
{Key: "core.name", Value: "pipewire-alice-1443"},
{Key: "pipewire.sec.socket", Value: "pipewire-0-manager"},
{Key: "pipewire.sec.pid", Value: "1443"},
{Key: "pipewire.sec.uid", Value: "1000"},
{Key: "pipewire.sec.gid", Value: "100"},
{Key: "module.id", Value: "2"},
{Key: "object.id", Value: "34"},
{Key: "object.serial", Value: "34"},
{Key: "remote.intention", Value: "manager"},
{Key: "application.name", Value: "pw-container"},
{Key: "application.process.binary", Value: "pw-container"},
{Key: "application.language", Value: "en_US.UTF-8"},
{Key: "application.process.id", Value: "1443"},
{Key: "application.process.user", Value: "alice"},
{Key: "application.process.host", Value: "nixos"},
{Key: "application.process.session-id", Value: "1"},
{Key: "window.x11.display", Value: ":0"},
{Key: "cpu.vm.name", Value: "qemu"},
{Key: "log.level", Value: "0"},
{Key: "cpu.max-align", Value: "32"},
{Key: "default.clock.rate", Value: "48000"},
{Key: "default.clock.quantum", Value: "1024"},
{Key: "default.clock.min-quantum", Value: "32"},
{Key: "default.clock.max-quantum", Value: "2048"},
{Key: "default.clock.quantum-limit", Value: "8192"},
{Key: "default.clock.quantum-floor", Value: "4"},
{Key: "default.video.width", Value: "640"},
{Key: "default.video.height", Value: "480"},
{Key: "default.video.rate.num", Value: "25"},
{Key: "default.video.rate.denom", Value: "1"},
{Key: "clock.power-of-two-quantum", Value: "true"},
{Key: "link.max-buffers", Value: "64"},
{Key: "mem.warn-mlock", Value: "false"},
{Key: "mem.allow-mlock", Value: "true"},
{Key: "settings.check-quantum", Value: "false"},
{Key: "settings.check-rate", Value: "false"},
{Key: "core.version", Value: "1.4.7"},
{Key: "pipewire.access", Value: "unrestricted"},
},
},
Properties: pipewire.SPADict{
{Key: "object.serial", Value: "34"},
{Key: "module.id", Value: "2"},
{Key: "pipewire.protocol", Value: "protocol-native"},
{Key: "pipewire.sec.pid", Value: "1443"},
{Key: "pipewire.sec.uid", Value: "1000"},
{Key: "pipewire.sec.gid", Value: "100"},
{Key: "pipewire.sec.socket", Value: "pipewire-0-manager"},
},
}
wantRegistry0 := pipewire.Registry{
ID: wantRegistryId,
Objects: map[pipewire.Int]pipewire.RegistryGlobal{
pipewire.PW_ID_CORE: {
ID: pipewire.PW_ID_CORE,
Permissions: pipewire.PW_CORE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Core,
Version: pipewire.PW_VERSION_CORE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "0"},
{Key: "core.name", Value: "pipewire-0"},
},
},
1: {
ID: 1,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "1"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-rt"},
},
},
3: {
ID: 3,
Permissions: pipewire.PW_SECURITY_CONTEXT_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_SecurityContext,
Version: pipewire.PW_VERSION_SECURITY_CONTEXT,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "3"},
},
},
2: {
ID: 2,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "2"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-protocol-native"},
},
},
5: {
ID: 5,
Permissions: pipewire.PW_PROFILER_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Profiler,
Version: pipewire.PW_VERSION_PROFILER,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "5"},
},
},
4: {
ID: 4,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "4"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-profiler"},
},
},
6: {
ID: 6,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "6"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-metadata"},
},
},
7: {
ID: 7,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "7"},
{Key: "module.id", Value: "6"},
{Key: "factory.name", Value: "metadata"},
{Key: "factory.type.name", Value: pipewire.PW_TYPE_INTERFACE_Metadata},
{Key: "factory.type.version", Value: "3"},
},
},
8: {
ID: 8,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "8"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-spa-device-factory"},
},
},
9: {
ID: 9,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "9"},
{Key: "module.id", Value: "8"},
{Key: "factory.name", Value: "spa-device-factory"},
{Key: "factory.type.name", Value: pipewire.PW_TYPE_INTERFACE_Device},
{Key: "factory.type.version", Value: "3"},
},
},
10: {
ID: 10,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "10"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-spa-node-factory"},
},
},
11: {
ID: 11,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "11"},
{Key: "module.id", Value: "10"},
{Key: "factory.name", Value: "spa-node-factory"},
{Key: "factory.type.name", Value: pipewire.PW_TYPE_INTERFACE_Node},
{Key: "factory.type.version", Value: "3"},
},
},
12: {
ID: 12,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "12"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-client-node"},
},
},
13: {
ID: 13,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "13"},
{Key: "module.id", Value: "12"},
{Key: "factory.name", Value: "client-node"},
{Key: "factory.type.name", Value: pipewire.PW_TYPE_INTERFACE_ClientNode},
{Key: "factory.type.version", Value: "6"},
},
},
14: {
ID: 14,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "14"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-client-device"},
},
},
15: {
ID: 15,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "15"},
{Key: "module.id", Value: "14"},
{Key: "factory.name", Value: "client-device"},
{Key: "factory.type.name", Value: "Spa:Pointer:Interface:Device"},
{Key: "factory.type.version", Value: "0"},
},
},
16: {
ID: 16,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "16"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-portal"},
},
},
17: {
ID: 17,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "17"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-access"},
},
},
18: {
ID: 18,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "18"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-adapter"},
},
},
19: {
ID: 19,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "19"},
{Key: "module.id", Value: "18"},
{Key: "factory.name", Value: "adapter"},
{Key: "factory.type.name", Value: pipewire.PW_TYPE_INTERFACE_Node},
{Key: "factory.type.version", Value: "3"},
},
},
20: {
ID: 20,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "20"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-link-factory"},
},
},
21: {
ID: 21,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "21"},
{Key: "module.id", Value: "20"},
{Key: "factory.name", Value: "link-factory"},
{Key: "factory.type.name", Value: pipewire.PW_TYPE_INTERFACE_Link},
{Key: "factory.type.version", Value: "3"},
},
},
22: {
ID: 22,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "22"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-session-manager"},
},
},
23: {
ID: 23,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "23"},
{Key: "module.id", Value: "22"},
{Key: "factory.name", Value: "client-endpoint"},
{Key: "factory.type.name", Value: "PipeWire:Interface:ClientEndpoint"},
{Key: "factory.type.version", Value: "0"},
},
},
24: {
ID: 24,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "24"},
{Key: "module.id", Value: "22"},
{Key: "factory.name", Value: "client-session"},
{Key: "factory.type.name", Value: "PipeWire:Interface:ClientSession"},
{Key: "factory.type.version", Value: "0"},
},
},
25: {
ID: 25,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "25"},
{Key: "module.id", Value: "22"},
{Key: "factory.name", Value: "session"},
{Key: "factory.type.name", Value: "PipeWire:Interface:Session"},
{Key: "factory.type.version", Value: "0"},
},
},
26: {
ID: 26,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "26"},
{Key: "module.id", Value: "22"},
{Key: "factory.name", Value: "endpoint"},
{Key: "factory.type.name", Value: "PipeWire:Interface:Endpoint"},
{Key: "factory.type.version", Value: "0"},
},
},
27: {
ID: 27,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "27"},
{Key: "module.id", Value: "22"},
{Key: "factory.name", Value: "endpoint-stream"},
{Key: "factory.type.name", Value: "PipeWire:Interface:EndpointStream"},
{Key: "factory.type.version", Value: "0"},
},
},
28: {
ID: 28,
Permissions: pipewire.PW_FACTORY_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Factory,
Version: pipewire.PW_VERSION_FACTORY,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "28"},
{Key: "module.id", Value: "22"},
{Key: "factory.name", Value: "endpoint-link"},
{Key: "factory.type.name", Value: "PipeWire:Interface:EndpointLink"},
{Key: "factory.type.version", Value: "0"},
},
},
29: {
ID: 29,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "29"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-x11-bell"},
},
},
30: {
ID: 30,
Permissions: pipewire.PW_MODULE_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Module,
Version: pipewire.PW_VERSION_MODULE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "30"},
{Key: "module.name", Value: pipewire.PIPEWIRE_MODULE_PREFIX + "module-jackdbus-detect"},
},
},
31: {
ID: 31,
Permissions: pipewire.PW_PERM_RWXM, // why is this not PW_NODE_PERM_MASK?
Type: pipewire.PW_TYPE_INTERFACE_Node,
Version: pipewire.PW_VERSION_NODE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "31"},
{Key: "factory.id", Value: "11"},
{Key: "priority.driver", Value: "200000"},
{Key: "node.name", Value: "Dummy-Driver"},
},
},
32: {
ID: 32,
Permissions: pipewire.PW_PERM_RWXM, // why is this not PW_NODE_PERM_MASK?
Type: pipewire.PW_TYPE_INTERFACE_Node,
Version: pipewire.PW_VERSION_NODE,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "32"},
{Key: "factory.id", Value: "11"},
{Key: "priority.driver", Value: "190000"},
{Key: "node.name", Value: "Freewheel-Driver"},
},
},
33: {
ID: 33,
Permissions: pipewire.PW_METADATA_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Metadata,
Version: pipewire.PW_VERSION_METADATA,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "33"},
{Key: "metadata.name", Value: "settings"},
},
},
34: {
ID: 34,
Permissions: pipewire.PW_CLIENT_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Client,
Version: pipewire.PW_VERSION_CLIENT,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "34"},
{Key: "module.id", Value: "2"},
{Key: "pipewire.protocol", Value: "protocol-native"},
{Key: "pipewire.sec.pid", Value: "1443"},
{Key: "pipewire.sec.uid", Value: "1000"},
{Key: "pipewire.sec.gid", Value: "100"},
{Key: "pipewire.sec.socket", Value: "pipewire-0-manager"},
{Key: "pipewire.access", Value: "unrestricted"},
{Key: "application.name", Value: "pw-container"},
},
},
35: {
ID: 35,
Permissions: pipewire.PW_CLIENT_PERM_MASK,
Type: pipewire.PW_TYPE_INTERFACE_Client,
Version: pipewire.PW_VERSION_CLIENT,
Properties: &pipewire.SPADict{
{Key: "object.serial", Value: "35"},
{Key: "module.id", Value: "2"},
{Key: "pipewire.protocol", Value: "protocol-native"},
{Key: "pipewire.sec.pid", Value: "1447"},
{Key: "pipewire.sec.uid", Value: "1000"},
{Key: "pipewire.sec.gid", Value: "100"},
{Key: "pipewire.sec.socket", Value: "pipewire-0-manager"},
{Key: "pipewire.access", Value: "unrestricted"},
{Key: "application.name", Value: "WirePlumber"},
},
},
},
}
if coreInfo := ctx.GetCore().Info; !reflect.DeepEqual(coreInfo, &wantCoreInfo0) {
t.Fatalf("New: CoreInfo = %s, want %s", mustMarshalJSON(coreInfo), mustMarshalJSON(&wantCoreInfo0))
}
if client := ctx.GetClient(); !reflect.DeepEqual(client, &wantClient0) {
t.Fatalf("New: Client = %s, want %s", mustMarshalJSON(client), mustMarshalJSON(&wantClient0))
}
if registry.ID != wantRegistry0.ID {
t.Fatalf("GetRegistry: ID = %d, want %d", registry.ID, wantRegistry0.ID)
}
if !reflect.DeepEqual(registry.Objects, wantRegistry0.Objects) {
t.Fatalf("GetRegistry: Objects = %s, want %s", mustMarshalJSON(registry.Objects), mustMarshalJSON(wantRegistry0.Objects))
}
var securityContext *pipewire.SecurityContext
const wantSecurityContextId = 3
if c, err := registry.GetSecurityContext(); err != nil {
t.Fatalf("GetSecurityContext: error = %v", err)
} else {
if c.ID != wantSecurityContextId {
t.Fatalf("GetSecurityContext: ID = %d, want %d", c.ID, wantSecurityContextId)
}
securityContext = c
}
if err := ctx.Roundtrip(); err != nil {
t.Fatalf("Roundtrip: error = %v", err)
}
// none of these should change
if coreInfo := ctx.GetCore().Info; !reflect.DeepEqual(coreInfo, &wantCoreInfo0) {
t.Fatalf("Roundtrip: CoreInfo = %s, want %s", mustMarshalJSON(coreInfo), mustMarshalJSON(&wantCoreInfo0))
}
if client := ctx.GetClient(); !reflect.DeepEqual(client, &wantClient0) {
t.Fatalf("Roundtrip: Client = %s, want %s", mustMarshalJSON(client), mustMarshalJSON(&wantClient0))
}
if registry.ID != wantRegistry0.ID {
t.Fatalf("Roundtrip: ID = %d, want %d", registry.ID, wantRegistry0.ID)
}
if !reflect.DeepEqual(registry.Objects, wantRegistry0.Objects) {
t.Fatalf("Roundtrip: Objects = %s, want %s", mustMarshalJSON(registry.Objects), mustMarshalJSON(wantRegistry0.Objects))
}
if err := securityContext.Create(21, 20, pipewire.SPADict{
{Key: "pipewire.sec.engine", Value: "org.flatpak"},
{Key: "pipewire.access", Value: "restricted"},
}); err != nil {
t.Fatalf("SecurityContext.Create: error = %v", err)
}
if err := ctx.GetCore().Sync(); err != nil {
t.Fatalf("Sync: error = %v", err)
}
// none of these should change
if coreInfo := ctx.GetCore().Info; !reflect.DeepEqual(coreInfo, &wantCoreInfo0) {
t.Fatalf("Roundtrip: CoreInfo = %s, want %s", mustMarshalJSON(coreInfo), mustMarshalJSON(&wantCoreInfo0))
}
if client := ctx.GetClient(); !reflect.DeepEqual(client, &wantClient0) {
t.Fatalf("Roundtrip: Client = %s, want %s", mustMarshalJSON(client), mustMarshalJSON(&wantClient0))
}
if registry.ID != wantRegistry0.ID {
t.Fatalf("Roundtrip: ID = %d, want %d", registry.ID, wantRegistry0.ID)
}
if !reflect.DeepEqual(registry.Objects, wantRegistry0.Objects) {
t.Fatalf("Roundtrip: Objects = %s, want %s", mustMarshalJSON(registry.Objects), mustMarshalJSON(wantRegistry0.Objects))
}
if err := ctx.Close(); err != nil {
t.Fatalf("Close: error = %v", err)
}
}
// stubUnixConnSample is sample data held by stubUnixConn.
type stubUnixConnSample struct {
nr uintptr
iovec string
flags uintptr
files []int
errno Errno
}
// stubUnixConn implements [pipewire.Conn] and checks the behaviour of [pipewire.Context].
type stubUnixConn struct {
samples []stubUnixConnSample
current int
deadline *time.Time
}
// checkDeadline checks whether deadline is set reasonably.
func (conn *stubUnixConn) checkDeadline() error {
if conn.deadline == nil || conn.deadline.Before(time.Now()) {
return fmt.Errorf("invalid deadline %v", conn.deadline)
}
conn.deadline = nil
return nil
}
// nextSample returns the current sample and increments the counter.
func (conn *stubUnixConn) nextSample(nr uintptr) (sample *stubUnixConnSample, wantOOB []byte, err error) {
sample = &conn.samples[conn.current]
conn.current++
if sample.nr != nr {
err = fmt.Errorf("unexpected syscall %d", SYS_SENDMSG)
return
}
if len(sample.files) > 0 {
wantOOB = UnixRights(sample.files...)
}
return
}
func (conn *stubUnixConn) ReadMsgUnix(b, oob []byte) (n, oobn, flags int, addr *net.UnixAddr, err error) {
if conn.samples[conn.current-1].nr == SYS_SENDMSG {
if err = conn.checkDeadline(); err != nil {
return
}
}
var (
sample *stubUnixConnSample
wantOOB []byte
)
sample, wantOOB, err = conn.nextSample(SYS_RECVMSG)
if err != nil {
return
}
if copy(b, sample.iovec) != len(sample.iovec) {
err = fmt.Errorf("insufficient iovec size %d, want at least %d", len(b), len(sample.iovec))
}
if copy(oob, wantOOB) != len(wantOOB) {
err = fmt.Errorf("insufficient oob size %d, want at least %d", len(oob), len(wantOOB))
}
if sample.errno != 0 && sample.errno != EAGAIN {
err = sample.errno
}
return len(sample.iovec), len(wantOOB), MSG_CMSG_CLOEXEC, nil, nil
}
func (conn *stubUnixConn) WriteMsgUnix(b, oob []byte, addr *net.UnixAddr) (n, oobn int, err error) {
if addr != nil {
err = fmt.Errorf("WriteMsgUnix called with non-nil addr: %#v", addr)
return
}
if err = conn.checkDeadline(); err != nil {
return
}
var (
sample *stubUnixConnSample
wantOOB []byte
)
sample, wantOOB, err = conn.nextSample(SYS_SENDMSG)
if err != nil {
return
}
if string(b) != sample.iovec {
err = fmt.Errorf("iovec: %#v, want %#v", b, []byte(sample.iovec))
return
}
if string(oob[:len(wantOOB)]) != string(wantOOB) {
err = fmt.Errorf("oob: %#v, want %#v", oob[:len(wantOOB)], wantOOB)
return
}
return len(sample.iovec), len(wantOOB), nil
}
func (conn *stubUnixConn) SetDeadline(t time.Time) error { conn.deadline = &t; return nil }
func (conn *stubUnixConn) Close() error {
if conn.current != len(conn.samples) {
return fmt.Errorf("consumed %d samples, want %d", conn.current, len(conn.samples))
}
return nil
}
var (
//go:embed testdata/pw-container-00-sendmsg
samplePWContainer00 string
//go:embed testdata/pw-container-01-recvmsg
samplePWContainer01 string
//go:embed testdata/pw-container-03-sendmsg
samplePWContainer03 string
//go:embed testdata/pw-container-04-recvmsg
samplePWContainer04 string
//go:embed testdata/pw-container-06-sendmsg
samplePWContainer06 string
//go:embed testdata/pw-container-07-recvmsg
samplePWContainer07 string
// samplePWContainer is a collection of messages from the pw-container sample.
samplePWContainer = [...][][3][]byte{
splitMessages(samplePWContainer00),
splitMessages(samplePWContainer01),
nil,
splitMessages(samplePWContainer03),
splitMessages(samplePWContainer04),
nil,
splitMessages(samplePWContainer06),
splitMessages(samplePWContainer07),
nil,
}
)
// splitMessages splits concatenated messages into groups of
// header, payload, footer of each individual message.
// splitMessages panics on any decoding error.
func splitMessages(iovec string) (messages [][3][]byte) {
data := []byte(iovec)
messages = make([][3][]byte, 0, 1<<7)
var header pipewire.Header
for len(data) != 0 {
if err := header.UnmarshalBinary(data[:pipewire.SizeHeader]); err != nil {
panic(err)
}
size := pipewire.SizePrefix + binary.NativeEndian.Uint32(data[pipewire.SizeHeader:])
messages = append(messages, [3][]byte{
data[:pipewire.SizeHeader],
data[pipewire.SizeHeader : pipewire.SizeHeader+size],
data[pipewire.SizeHeader+size : pipewire.SizeHeader+header.Size],
})
data = data[pipewire.SizeHeader+header.Size:]
}
return
}
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