open-consul/agent/proxycfg-glue/trust_bundle_test.go

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package proxycfgglue
import (
"context"
"testing"
"github.com/stretchr/testify/require"
"github.com/hashicorp/consul/acl"
cachetype "github.com/hashicorp/consul/agent/cache-types"
"github.com/hashicorp/consul/agent/consul/state"
"github.com/hashicorp/consul/agent/proxycfg"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/lib"
"github.com/hashicorp/consul/proto/pbpeering"
"github.com/hashicorp/consul/sdk/testutil"
)
func TestServerTrustBundle(t *testing.T) {
const (
index uint64 = 123
peerName = "peer1"
)
store := state.NewStateStore(nil)
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: peerName,
TrustDomain: "before.com",
}))
dataSource := ServerTrustBundle(ServerDataSourceDeps{
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(acl.ManageAll()),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleReadRequest{
Request: &pbpeering.TrustBundleReadRequest{
Name: peerName,
},
}, "", eventCh)
require.NoError(t, err)
testutil.RunStep(t, "initial state", func(t *testing.T) {
result := getEventResult[*pbpeering.TrustBundleReadResponse](t, eventCh)
require.Equal(t, "before.com", result.Bundle.TrustDomain)
})
testutil.RunStep(t, "update trust bundle", func(t *testing.T) {
require.NoError(t, store.PeeringTrustBundleWrite(index+1, &pbpeering.PeeringTrustBundle{
PeerName: peerName,
TrustDomain: "after.com",
}))
result := getEventResult[*pbpeering.TrustBundleReadResponse](t, eventCh)
require.Equal(t, "after.com", result.Bundle.TrustDomain)
})
}
func TestServerTrustBundle_ACLEnforcement(t *testing.T) {
const (
index uint64 = 123
peerName = "peer1"
)
store := state.NewStateStore(nil)
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: peerName,
TrustDomain: "before.com",
}))
testutil.RunStep(t, "can read", func(t *testing.T) {
authz := policyAuthorizer(t, `
service "web" { policy = "write" }`)
dataSource := ServerTrustBundle(ServerDataSourceDeps{
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(authz),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleReadRequest{
Request: &pbpeering.TrustBundleReadRequest{
Name: peerName,
},
}, "", eventCh)
require.NoError(t, err)
result := getEventResult[*pbpeering.TrustBundleReadResponse](t, eventCh)
require.Equal(t, "before.com", result.Bundle.TrustDomain)
})
testutil.RunStep(t, "can't read", func(t *testing.T) {
authz := policyAuthorizer(t, ``)
dataSource := ServerTrustBundle(ServerDataSourceDeps{
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(authz),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleReadRequest{
Request: &pbpeering.TrustBundleReadRequest{
Name: peerName,
},
}, "", eventCh)
require.NoError(t, err)
err = getEventError(t, eventCh)
require.Contains(t, err.Error(), "provided token lacks permission 'service:write' on \"any service\"")
})
}
func TestServerTrustBundleList(t *testing.T) {
const index uint64 = 123
t.Run("list by service", func(t *testing.T) {
const (
serviceName = "web"
us = "default"
them = "peer2"
)
store := state.NewStateStore(nil)
require.NoError(t, store.CASetConfig(index, &structs.CAConfiguration{ClusterID: "cluster-id"}))
testutil.RunStep(t, "export service to peer", func(t *testing.T) {
require.NoError(t, store.PeeringWrite(index, &pbpeering.PeeringWriteRequest{
Peering: &pbpeering.Peering{
ID: testUUID(t),
Name: them,
State: pbpeering.PeeringState_ACTIVE,
},
}))
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: them,
}))
require.NoError(t, store.EnsureConfigEntry(index, &structs.ExportedServicesConfigEntry{
Name: us,
Services: []structs.ExportedService{
{
Name: serviceName,
Consumers: []structs.ServiceConsumer{
{PeerName: them},
},
},
},
}))
})
dataSource := ServerTrustBundleList(ServerDataSourceDeps{
Datacenter: "dc1",
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(acl.ManageAll()),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleListRequest{
Request: &pbpeering.TrustBundleListByServiceRequest{
ServiceName: serviceName,
Partition: us,
},
}, "", eventCh)
require.NoError(t, err)
testutil.RunStep(t, "initial state", func(t *testing.T) {
result := getEventResult[*pbpeering.TrustBundleListByServiceResponse](t, eventCh)
require.Len(t, result.Bundles, 1)
})
testutil.RunStep(t, "unexport the service", func(t *testing.T) {
require.NoError(t, store.EnsureConfigEntry(index+1, &structs.ExportedServicesConfigEntry{
Name: us,
Services: []structs.ExportedService{},
}))
result := getEventResult[*pbpeering.TrustBundleListByServiceResponse](t, eventCh)
require.Len(t, result.Bundles, 0)
})
})
t.Run("list for mesh gateway", func(t *testing.T) {
store := state.NewStateStore(nil)
require.NoError(t, store.CASetConfig(index, &structs.CAConfiguration{ClusterID: "cluster-id"}))
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: "peer1",
}))
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: "peer2",
}))
dataSource := ServerTrustBundleList(ServerDataSourceDeps{
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(acl.ManageAll()),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleListRequest{
Request: &pbpeering.TrustBundleListByServiceRequest{
Kind: string(structs.ServiceKindMeshGateway),
Partition: "default",
},
}, "", eventCh)
require.NoError(t, err)
result := getEventResult[*pbpeering.TrustBundleListByServiceResponse](t, eventCh)
require.Len(t, result.Bundles, 2)
})
}
func TestServerTrustBundleList_ACLEnforcement(t *testing.T) {
const index uint64 = 123
var (
authzWriteWeb = policyAuthorizer(t, `service "web" { policy = "write" }`)
authzWriteAll = policyAuthorizer(t, `service "" { policy = "write" }`)
authzNothing = policyAuthorizer(t, ``)
)
t.Run("ACL enforcement: list by service", func(t *testing.T) {
const (
serviceName = "web"
us = "default"
them = "peer2"
)
store := state.NewStateStore(nil)
require.NoError(t, store.CASetConfig(index, &structs.CAConfiguration{ClusterID: "cluster-id"}))
testutil.RunStep(t, "export service to peer", func(t *testing.T) {
require.NoError(t, store.PeeringWrite(index, &pbpeering.PeeringWriteRequest{
Peering: &pbpeering.Peering{
ID: testUUID(t),
Name: them,
State: pbpeering.PeeringState_ACTIVE,
},
}))
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: them,
}))
require.NoError(t, store.EnsureConfigEntry(index, &structs.ExportedServicesConfigEntry{
Name: us,
Services: []structs.ExportedService{
{
Name: serviceName,
Consumers: []structs.ServiceConsumer{
{PeerName: them},
},
},
},
}))
})
testutil.RunStep(t, "can read", func(t *testing.T) {
dataSource := ServerTrustBundleList(ServerDataSourceDeps{
Datacenter: "dc1",
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(authzWriteWeb),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleListRequest{
Request: &pbpeering.TrustBundleListByServiceRequest{
ServiceName: serviceName,
Partition: us,
},
}, "", eventCh)
require.NoError(t, err)
result := getEventResult[*pbpeering.TrustBundleListByServiceResponse](t, eventCh)
require.Len(t, result.Bundles, 1)
})
testutil.RunStep(t, "can't read", func(t *testing.T) {
dataSource := ServerTrustBundleList(ServerDataSourceDeps{
Datacenter: "dc1",
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(authzNothing),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleListRequest{
Request: &pbpeering.TrustBundleListByServiceRequest{
ServiceName: serviceName,
Partition: us,
},
}, "", eventCh)
require.NoError(t, err)
err = getEventError(t, eventCh)
require.Contains(t, err.Error(), "provided token lacks permission 'service:write' on \"web\"")
})
})
t.Run("ACL Enforcement: list for mesh gateway", func(t *testing.T) {
store := state.NewStateStore(nil)
require.NoError(t, store.CASetConfig(index, &structs.CAConfiguration{ClusterID: "cluster-id"}))
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: "peer1",
}))
require.NoError(t, store.PeeringTrustBundleWrite(index, &pbpeering.PeeringTrustBundle{
PeerName: "peer2",
}))
testutil.RunStep(t, "can read", func(t *testing.T) {
dataSource := ServerTrustBundleList(ServerDataSourceDeps{
Datacenter: "dc1",
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(authzWriteAll),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleListRequest{
Request: &pbpeering.TrustBundleListByServiceRequest{
Kind: string(structs.ServiceKindMeshGateway),
Partition: "default",
},
}, "", eventCh)
require.NoError(t, err)
result := getEventResult[*pbpeering.TrustBundleListByServiceResponse](t, eventCh)
require.Len(t, result.Bundles, 2)
})
testutil.RunStep(t, "can't read", func(t *testing.T) {
dataSource := ServerTrustBundleList(ServerDataSourceDeps{
Datacenter: "dc1",
GetStore: func() Store { return store },
ACLResolver: newStaticResolver(authzNothing),
})
eventCh := make(chan proxycfg.UpdateEvent)
err := dataSource.Notify(context.Background(), &cachetype.TrustBundleListRequest{
Request: &pbpeering.TrustBundleListByServiceRequest{
Kind: string(structs.ServiceKindMeshGateway),
Partition: "default",
},
}, "", eventCh)
require.NoError(t, err)
err = getEventError(t, eventCh)
require.Contains(t, err.Error(), "provided token lacks permission 'service:write'")
})
})
}
func testUUID(t *testing.T) string {
v, err := lib.GenerateUUID(nil)
require.NoError(t, err)
return v
}