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feat/default-lookup-services-consumerGroups (#130)
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This PR is adding some methods require for the default-lookup-services-consumerGroups 
It allow to retrieve consumerGroups and Service using a different tag
It also add a fix to skip Consumers Plugins when using the skip-consumers flag

---------

Co-authored-by: Prashansa Kulshrestha <[email protected]>
Co-authored-by: Michael Heap <[email protected]>
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3 people authored Sep 18, 2024
1 parent da91179 commit 01fa2d0
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Showing 7 changed files with 118 additions and 13 deletions.
46 changes: 44 additions & 2 deletions pkg/dump/dump.go
Original file line number Diff line number Diff line change
Expand Up @@ -39,8 +39,10 @@ type Config struct {
// LookUpSelectorTags* can be used to ensure state lookup for entities using
// these tags. This functionality is essential when using a plugin that references
// consumers or routes associated with tags different from those in the sync command.
LookUpSelectorTagsConsumers []string
LookUpSelectorTagsRoutes []string
LookUpSelectorTagsConsumerGroups []string
LookUpSelectorTagsConsumers []string
LookUpSelectorTagsRoutes []string
LookUpSelectorTagsServices []string

// KonnectControlPlane
KonnectControlPlane string
Expand Down Expand Up @@ -94,6 +96,25 @@ func getConsumerGroupsConfiguration(ctx context.Context, group *errgroup.Group,
}
return fmt.Errorf("consumer_groups: %w", err)
}
if config.LookUpSelectorTagsConsumerGroups != nil {
globalConsumerGroups, err := GetAllConsumerGroups(ctx, client, config.LookUpSelectorTagsConsumerGroups)
if err != nil {
return fmt.Errorf("error retrieving global consumer groups: %w", err)
}
// if globalConsumers are not present, add them.
for _, globalConsumerGroup := range globalConsumerGroups {
found := false
for _, consumerGroup := range consumerGroups {
if *globalConsumerGroup.ConsumerGroup.ID == *consumerGroup.ConsumerGroup.ID {
found = true
break
}
}
if !found {
consumerGroups = append(consumerGroups, globalConsumerGroup)
}
}
}
state.ConsumerGroups = consumerGroups
return nil
})
Expand Down Expand Up @@ -214,6 +235,25 @@ func getProxyConfiguration(ctx context.Context, group *errgroup.Group,
if err != nil {
return fmt.Errorf("services: %w", err)
}
if config.LookUpSelectorTagsServices != nil {
globalServices, err := GetAllServices(ctx, client, config.LookUpSelectorTagsServices)
if err != nil {
return fmt.Errorf("error retrieving global services: %w", err)
}
// if globalServices are not present, add them.
for _, globalService := range globalServices {
found := false
for _, service := range services {
if *globalService.ID == *service.ID {
found = true
break
}
}
if !found {
services = append(services, globalService)
}
}
}
state.Services = services
return nil
})
Expand Down Expand Up @@ -251,7 +291,9 @@ func getProxyConfiguration(ctx context.Context, group *errgroup.Group,
if err != nil {
return fmt.Errorf("plugins: %w", err)
}

plugins = excludeKonnectManagedPlugins(plugins)

if config.SkipConsumers {
plugins = excludeConsumersPlugins(plugins)
plugins = excludeConsumerGroupsPlugins(plugins)
Expand Down
47 changes: 39 additions & 8 deletions pkg/file/builder.go
Original file line number Diff line number Diff line change
Expand Up @@ -27,12 +27,14 @@ type stateBuilder struct {
defaulter *utils.Defaulter
kongVersion semver.Version

selectTags []string
lookupTagsConsumers []string
lookupTagsRoutes []string
skipCACerts bool
includeLicenses bool
intermediate *state.KongState
selectTags []string
lookupTagsConsumerGroups []string
lookupTagsConsumers []string
lookupTagsRoutes []string
lookupTagsServices []string
skipCACerts bool
includeLicenses bool
intermediate *state.KongState

client *kong.Client
ctx context.Context
Expand Down Expand Up @@ -177,7 +179,21 @@ func (b *stateBuilder) consumerGroups() {
cg.ID = kong.String(*current.ID)
}
}
utils.MustMergeTags(&cg.ConsumerGroup, b.selectTags)

stringTags := make([]string, len(cg.Tags))
for i, tag := range cg.Tags {
if tag != nil {
stringTags[i] = *tag
}
}
sort.Strings(stringTags)
sort.Strings(b.lookupTagsConsumerGroups)
// if the consumer group tags and the lookup tags are the same, it means
// that the consumer group is a global consumer group retrieved from upstream,
// therefore we don't want to merge its tags with the selected tags.
if !reflect.DeepEqual(stringTags, b.lookupTagsConsumerGroups) {
utils.MustMergeTags(&cg.ConsumerGroup, b.selectTags)
}

cgo := kong.ConsumerGroupObject{
ConsumerGroup: &cg.ConsumerGroup,
Expand Down Expand Up @@ -886,7 +902,22 @@ func (b *stateBuilder) ingestService(s *FService) error {
s.ID = kong.String(*svc.ID)
}
}
utils.MustMergeTags(&s.Service, b.selectTags)

stringTags := make([]string, len(s.Tags))
for i, tag := range s.Tags {
if tag != nil {
stringTags[i] = *tag
}
}
sort.Strings(stringTags)
sort.Strings(b.lookupTagsServices)
// if the service tags and the lookup tags are the same, it means
// that the service is a global service retrieved from upstream,
// therefore we don't want to merge its tags with the selected tags.
if !reflect.DeepEqual(stringTags, b.lookupTagsServices) {
utils.MustMergeTags(&s.Service, b.selectTags)
}

b.defaulter.MustSet(&s.Service)
if svc != nil {
s.Service.CreatedAt = svc.CreatedAt
Expand Down
12 changes: 12 additions & 0 deletions pkg/file/kong_json_schema.json
Original file line number Diff line number Diff line change
Expand Up @@ -1477,6 +1477,18 @@
"type": "string"
},
"type": "array"
},
"services": {
"items": {
"type": "string"
},
"type": "array"
},
"consumer_groups": {
"items": {
"type": "string"
},
"type": "array"
}
},
"additionalProperties": false,
Expand Down
8 changes: 8 additions & 0 deletions pkg/file/reader.go
Original file line number Diff line number Diff line change
Expand Up @@ -94,6 +94,14 @@ func Get(ctx context.Context, fileContent *Content, opt RenderConfig, dumpConfig
builder.lookupTagsRoutes = dumpConfig.LookUpSelectorTagsRoutes
}

if len(dumpConfig.LookUpSelectorTagsServices) > 0 {
builder.lookupTagsServices = dumpConfig.LookUpSelectorTagsServices
}

if len(dumpConfig.LookUpSelectorTagsConsumerGroups) > 0 {
builder.lookupTagsConsumerGroups = dumpConfig.LookUpSelectorTagsConsumerGroups
}

if fileContent.Transform != nil && !*fileContent.Transform {
return nil, ErrorTransformFalseNotSupported
}
Expand Down
2 changes: 1 addition & 1 deletion pkg/file/readfile.go
Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,7 @@ func getContent(filenames []string, mockEnvVars bool) (*Content, error) {
func getReaders(fileOrDir string) (map[string]io.Reader, error) {
// special case where `-` means stdin
if fileOrDir == "-" {
if term.IsTerminal(int(os.Stdin.Fd())) && term.IsTerminal(int(os.Stderr.Fd())) { //nolint:gosec
if term.IsTerminal(int(os.Stdin.Fd())) && term.IsTerminal(int(os.Stderr.Fd())) {
fmt.Fprintf(os.Stderr, "reading input from stdin...\n")
}
return map[string]io.Reader{"STDIN": os.Stdin}, nil
Expand Down
6 changes: 4 additions & 2 deletions pkg/file/types.go
Original file line number Diff line number Diff line change
Expand Up @@ -778,8 +778,10 @@ type Info struct {
// for corresponding entities already in Kong.
// +k8s:deepcopy-gen=true
type LookUpSelectorTags struct {
Consumers []string `json:"consumers,omitempty" yaml:"consumers,omitempty"`
Routes []string `json:"routes,omitempty" yaml:"routes,omitempty"`
ConsumerGroups []string `json:"consumer_groups,omitempty" yaml:"consumer_groups,omitempty"`
Consumers []string `json:"consumers,omitempty" yaml:"consumers,omitempty"`
Routes []string `json:"routes,omitempty" yaml:"routes,omitempty"`
Services []string `json:"services,omitempty" yaml:"services,omitempty"`
}

// Konnect contains configuration specific to Konnect.
Expand Down
10 changes: 10 additions & 0 deletions pkg/file/zz_generated.deepcopy.go

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