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runtimeconfig.go
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runtimeconfig.go
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// Copyright 2022 Namespace Labs Inc; All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
package deploy
import (
"fmt"
"namespacelabs.dev/foundation/internal/artifacts/oci"
"namespacelabs.dev/foundation/internal/fnerrors"
"namespacelabs.dev/foundation/internal/planning"
internalruntime "namespacelabs.dev/foundation/internal/runtime"
"namespacelabs.dev/foundation/schema"
"namespacelabs.dev/foundation/schema/runtime"
)
func serverToRuntimeConfig(stack *planning.StackWithIngress, ps planning.PlannedServer, serverImage oci.ImageID) (*runtime.RuntimeConfig, error) {
srv := ps.Server
env := srv.SealedContext().Environment()
config := &runtime.RuntimeConfig{
Environment: makeEnv(env),
Current: makeServerConfig(stack, ps, env),
}
config.Current.ImageRef = serverImage.String()
for _, pkg := range ps.DeclaredStack.PackageNames() {
if pkg == ps.PackageName() {
continue
}
ref, ok := stack.Get(pkg)
if !ok {
return nil, fnerrors.InternalError("%s: missing in the stack", pkg)
}
config.StackEntry = append(config.StackEntry, makeServerConfig(stack, ref, env))
}
return config, nil
}
func TestStackToRuntimeConfig(stack *planning.StackWithIngress, sutServers []string) (*runtime.RuntimeConfig, error) {
if len(sutServers) == 0 {
return nil, fnerrors.InternalError("no servers to test")
}
env := stack.Servers[0].Server.SealedContext().Environment()
config := &runtime.RuntimeConfig{
Environment: makeEnv(env),
}
for _, pkg := range sutServers {
ref, ok := stack.Get(schema.MakePackageName(pkg))
if !ok {
return nil, fnerrors.InternalError("%s: missing in the stack", pkg)
}
config.StackEntry = append(config.StackEntry, makeServerConfig(stack, ref, env))
}
return config, nil
}
func makeEnv(env *schema.Environment) *runtime.RuntimeConfig_Environment {
res := &runtime.RuntimeConfig_Environment{
Ephemeral: env.Ephemeral,
Purpose: env.Purpose.String(),
}
// Ephemeral environments use generated names, that should not be depended on.
if !env.Ephemeral {
res.Name = env.Name
}
return res
}
func makeServerConfig(stack *planning.StackWithIngress, srv planning.PlannedServer, env *schema.Environment) *runtime.Server {
server := srv.MergedFragment
current := &runtime.Server{
PackageName: srv.PackageName().String(),
ModuleName: srv.Module().ModuleName(),
}
for _, service := range server.Service {
current.Port = append(current.Port, makePort(service))
}
for _, service := range server.Ingress {
current.Port = append(current.Port, makePort(service))
}
s, _ := stack.Get(srv.PackageName())
for _, endpoint := range s.Endpoints {
svc := &runtime.Server_Service{
Owner: endpoint.EndpointOwner,
Name: endpoint.ServiceName,
Endpoint: fmt.Sprintf("%s:%d", endpoint.AllocatedName, endpoint.ExportedPort),
Ingress: makeServiceIngress(stack, endpoint, env),
}
if endpoint.FullyQualifiedName != "" {
svc.FullyQualifiedEndpoint = fmt.Sprintf("%s:%d", endpoint.FullyQualifiedName, endpoint.ExportedPort)
}
current.Service = append(current.Service, svc)
}
for _, endpoint := range s.InternalEndpoints {
ie := &runtime.Server_InternalEndpoint{
PortName: endpoint.Port.Name,
ContainerPort: endpoint.Port.ContainerPort,
}
for _, md := range endpoint.ServiceMetadata {
exported := &schema.HttpExportedService{}
// XXX silent skipping.
if md.Details.MessageIs(exported) && md.Details.UnmarshalTo(exported) == nil {
ie.Exported = append(ie.Exported, &runtime.Server_InternalEndpoint_ExportedHttp{
Path: exported.Path,
Kind: md.Kind,
})
}
}
current.InternalEndpoint = append(current.InternalEndpoint, ie)
}
return current
}
func makePort(service *schema.Server_ServiceSpec) *runtime.Server_Port {
return &runtime.Server_Port{
Name: service.Name,
Port: service.Port.ContainerPort,
}
}
// TODO: consolidate with "resolveBackend" from Node.js build
func makeServiceIngress(stack *planning.StackWithIngress, endpoint *schema.Endpoint, env *schema.Environment) *runtime.Server_Ingress {
// There is often no ingress in tests so we use the in-cluster address.
// In the future we could allow the user to annotate domains which would
// be accessible from the test environment.
if env.Purpose == schema.Environment_TESTING {
return &runtime.Server_Ingress{
Domain: []*runtime.Server_Ingress_Domain{{
BaseUrl: fmt.Sprintf("http://%s:%d", endpoint.AllocatedName, endpoint.ExportedPort),
}},
}
}
ingress := &runtime.Server_Ingress{}
for _, fragment := range stack.GetIngressesForService(endpoint.EndpointOwner, endpoint.ServiceName) {
domain := &runtime.Server_Ingress_Domain{}
d := fragment.Domain
if d.Managed == schema.Domain_LOCAL_MANAGED {
domain.BaseUrl = fmt.Sprintf("http://%s:%d", d.Fqdn, internalruntime.LocalIngressPort)
} else if d.TlsFrontend {
domain.BaseUrl = fmt.Sprintf("https://%s", d.Fqdn)
} else {
domain.BaseUrl = fmt.Sprintf("http://%s", d.Fqdn)
}
ingress.Domain = append(ingress.Domain, domain)
}
return ingress
}