open-consul/api/config_entry_gateways.go
Ronald 24f91d9077
Add copyright headers for acl, api and bench folders (#16706)
* copyright headers for agent folder

* Ignore test data files

* fix proto files and remove headers in agent/uiserver folder

* ignore deep-copy files

* copyright headers for agent folder

* fix merge conflicts

* copyright headers for agent folder

* Ignore test data files

* fix proto files

* ignore agent/uiserver folder for now

* copyright headers for agent folder

* Add copyright headers for acl, api and bench folders
2023-03-28 16:12:41 -04:00

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// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package api
// IngressGatewayConfigEntry manages the configuration for an ingress service
// with the given name.
type IngressGatewayConfigEntry struct {
// Kind of the config entry. This should be set to api.IngressGateway.
Kind string
// Name is used to match the config entry with its associated ingress gateway
// service. This should match the name provided in the service definition.
Name string
// Partition is the partition the IngressGateway is associated with.
// Partitioning is a Consul Enterprise feature.
Partition string `json:",omitempty"`
// Namespace is the namespace the IngressGateway is associated with.
// Namespacing is a Consul Enterprise feature.
Namespace string `json:",omitempty"`
// TLS holds the TLS configuration for this gateway.
TLS GatewayTLSConfig
// Listeners declares what ports the ingress gateway should listen on, and
// what services to associated to those ports.
Listeners []IngressListener
Meta map[string]string `json:",omitempty"`
// Defaults is default configuration for all upstream services
Defaults *IngressServiceConfig `json:",omitempty"`
// CreateIndex is the Raft index this entry was created at. This is a
// read-only field.
CreateIndex uint64
// ModifyIndex is used for the Check-And-Set operations and can also be fed
// back into the WaitIndex of the QueryOptions in order to perform blocking
// queries.
ModifyIndex uint64
}
type IngressServiceConfig struct {
MaxConnections *uint32
MaxPendingRequests *uint32
MaxConcurrentRequests *uint32
// PassiveHealthCheck configuration determines how upstream proxy instances will
// be monitored for removal from the load balancing pool.
PassiveHealthCheck *PassiveHealthCheck `json:",omitempty" alias:"passive_health_check"`
}
type GatewayTLSConfig struct {
// Indicates that TLS should be enabled for this gateway service.
Enabled bool
// SDS allows configuring TLS certificate from an SDS service.
SDS *GatewayTLSSDSConfig `json:",omitempty"`
TLSMinVersion string `json:",omitempty" alias:"tls_min_version"`
TLSMaxVersion string `json:",omitempty" alias:"tls_max_version"`
// Define a subset of cipher suites to restrict
// Only applicable to connections negotiated via TLS 1.2 or earlier
CipherSuites []string `json:",omitempty" alias:"cipher_suites"`
}
type GatewayServiceTLSConfig struct {
// SDS allows configuring TLS certificate from an SDS service.
SDS *GatewayTLSSDSConfig `json:",omitempty"`
}
type GatewayTLSSDSConfig struct {
ClusterName string `json:",omitempty" alias:"cluster_name"`
CertResource string `json:",omitempty" alias:"cert_resource"`
}
// IngressListener manages the configuration for a listener on a specific port.
type IngressListener struct {
// Port declares the port on which the ingress gateway should listen for traffic.
Port int
// Protocol declares what type of traffic this listener is expected to
// receive. Depending on the protocol, a listener might support multiplexing
// services over a single port, or additional discovery chain features. The
// current supported values are: (tcp | http | http2 | grpc).
Protocol string
// Services declares the set of services to which the listener forwards
// traffic.
//
// For "tcp" protocol listeners, only a single service is allowed.
// For "http" listeners, multiple services can be declared.
Services []IngressService
// TLS allows specifying some TLS configuration per listener.
TLS *GatewayTLSConfig `json:",omitempty"`
}
// IngressService manages configuration for services that are exposed to
// ingress traffic.
type IngressService struct {
// Name declares the service to which traffic should be forwarded.
//
// This can either be a specific service, or the wildcard specifier,
// "*". If the wildcard specifier is provided, the listener must be of "http"
// protocol and means that the listener will forward traffic to all services.
//
// A name can be specified on multiple listeners, and will be exposed on both
// of the listeners.
Name string
// Hosts is a list of hostnames which should be associated to this service on
// the defined listener. Only allowed on layer 7 protocols, this will be used
// to route traffic to the service by matching the Host header of the HTTP
// request.
//
// If a host is provided for a service that also has a wildcard specifier
// defined, the host will override the wildcard-specifier-provided
// "<service-name>.*" domain for that listener.
//
// This cannot be specified when using the wildcard specifier, "*", or when
// using a "tcp" listener.
Hosts []string
// Namespace is the namespace where the service is located.
// Namespacing is a Consul Enterprise feature.
Namespace string `json:",omitempty"`
// Partition is the partition where the service is located.
// Partitioning is a Consul Enterprise feature.
Partition string `json:",omitempty"`
// TLS allows specifying some TLS configuration per listener.
TLS *GatewayServiceTLSConfig `json:",omitempty"`
// Allow HTTP header manipulation to be configured.
RequestHeaders *HTTPHeaderModifiers `json:",omitempty" alias:"request_headers"`
ResponseHeaders *HTTPHeaderModifiers `json:",omitempty" alias:"response_headers"`
MaxConnections *uint32 `json:",omitempty" alias:"max_connections"`
MaxPendingRequests *uint32 `json:",omitempty" alias:"max_pending_requests"`
MaxConcurrentRequests *uint32 `json:",omitempty" alias:"max_concurrent_requests"`
// PassiveHealthCheck configuration determines how upstream proxy instances will
// be monitored for removal from the load balancing pool.
PassiveHealthCheck *PassiveHealthCheck `json:",omitempty" alias:"passive_health_check"`
}
func (i *IngressGatewayConfigEntry) GetKind() string { return i.Kind }
func (i *IngressGatewayConfigEntry) GetName() string { return i.Name }
func (i *IngressGatewayConfigEntry) GetPartition() string { return i.Partition }
func (i *IngressGatewayConfigEntry) GetNamespace() string { return i.Namespace }
func (i *IngressGatewayConfigEntry) GetMeta() map[string]string { return i.Meta }
func (i *IngressGatewayConfigEntry) GetCreateIndex() uint64 { return i.CreateIndex }
func (i *IngressGatewayConfigEntry) GetModifyIndex() uint64 { return i.ModifyIndex }
// TerminatingGatewayConfigEntry manages the configuration for a terminating gateway
// with the given name.
type TerminatingGatewayConfigEntry struct {
// Kind of the config entry. This should be set to api.TerminatingGateway.
Kind string
// Name is used to match the config entry with its associated terminating gateway
// service. This should match the name provided in the service definition.
Name string
// Services is a list of service names represented by the terminating gateway.
Services []LinkedService `json:",omitempty"`
Meta map[string]string `json:",omitempty"`
// CreateIndex is the Raft index this entry was created at. This is a
// read-only field.
CreateIndex uint64
// ModifyIndex is used for the Check-And-Set operations and can also be fed
// back into the WaitIndex of the QueryOptions in order to perform blocking
// queries.
ModifyIndex uint64
// Partition is the partition the config entry is associated with.
// Partitioning is a Consul Enterprise feature.
Partition string `json:",omitempty"`
// Namespace is the namespace the config entry is associated with.
// Namespacing is a Consul Enterprise feature.
Namespace string `json:",omitempty"`
}
// A LinkedService is a service represented by a terminating gateway
type LinkedService struct {
// Referencing other partitions is not supported.
// Namespace is where the service is registered.
Namespace string `json:",omitempty"`
// Name is the name of the service, as defined in Consul's catalog.
Name string `json:",omitempty"`
// CAFile is the optional path to a CA certificate to use for TLS connections
// from the gateway to the linked service.
CAFile string `json:",omitempty" alias:"ca_file"`
// CertFile is the optional path to a client certificate to use for TLS connections
// from the gateway to the linked service.
CertFile string `json:",omitempty" alias:"cert_file"`
// KeyFile is the optional path to a private key to use for TLS connections
// from the gateway to the linked service.
KeyFile string `json:",omitempty" alias:"key_file"`
// SNI is the optional name to specify during the TLS handshake with a linked service.
SNI string `json:",omitempty"`
}
func (g *TerminatingGatewayConfigEntry) GetKind() string { return g.Kind }
func (g *TerminatingGatewayConfigEntry) GetName() string { return g.Name }
func (g *TerminatingGatewayConfigEntry) GetPartition() string { return g.Partition }
func (g *TerminatingGatewayConfigEntry) GetNamespace() string { return g.Namespace }
func (g *TerminatingGatewayConfigEntry) GetMeta() map[string]string { return g.Meta }
func (g *TerminatingGatewayConfigEntry) GetCreateIndex() uint64 { return g.CreateIndex }
func (g *TerminatingGatewayConfigEntry) GetModifyIndex() uint64 { return g.ModifyIndex }
// APIGatewayConfigEntry manages the configuration for an API gateway
// with the given name.
type APIGatewayConfigEntry struct {
// Kind of the config entry. This should be set to api.APIGateway.
Kind string
// Name is used to match the config entry with its associated api gateway
// service. This should match the name provided in the service definition.
Name string
Meta map[string]string `json:",omitempty"`
// Listeners is the set of listener configuration to which an API Gateway
// might bind.
Listeners []APIGatewayListener
// Status is the asynchronous status which an APIGateway propagates to the user.
Status ConfigEntryStatus
// CreateIndex is the Raft index this entry was created at. This is a
// read-only field.
CreateIndex uint64
// ModifyIndex is used for the Check-And-Set operations and can also be fed
// back into the WaitIndex of the QueryOptions in order to perform blocking
// queries.
ModifyIndex uint64
// Partition is the partition the config entry is associated with.
// Partitioning is a Consul Enterprise feature.
Partition string `json:",omitempty"`
// Namespace is the namespace the config entry is associated with.
// Namespacing is a Consul Enterprise feature.
Namespace string `json:",omitempty"`
}
func (g *APIGatewayConfigEntry) GetKind() string { return g.Kind }
func (g *APIGatewayConfigEntry) GetName() string { return g.Name }
func (g *APIGatewayConfigEntry) GetPartition() string { return g.Partition }
func (g *APIGatewayConfigEntry) GetNamespace() string { return g.Namespace }
func (g *APIGatewayConfigEntry) GetMeta() map[string]string { return g.Meta }
func (g *APIGatewayConfigEntry) GetCreateIndex() uint64 { return g.CreateIndex }
func (g *APIGatewayConfigEntry) GetModifyIndex() uint64 { return g.ModifyIndex }
// APIGatewayListener represents an individual listener for an APIGateway
type APIGatewayListener struct {
// Name is the name of the listener in a given gateway. This must be
// unique within a gateway.
Name string
// Hostname is the host name that a listener should be bound to, if
// unspecified, the listener accepts requests for all hostnames.
Hostname string
// Port is the port at which this listener should bind.
Port int
// Protocol is the protocol that a listener should use, it must
// either be "http" or "tcp"
Protocol string
// TLS is the TLS settings for the listener.
TLS APIGatewayTLSConfiguration
}
// APIGatewayTLSConfiguration specifies the configuration of a listeners
// TLS settings.
type APIGatewayTLSConfiguration struct {
// Certificates is a set of references to certificates
// that a gateway listener uses for TLS termination.
Certificates []ResourceReference
// MaxVersion is the maximum TLS version that the listener
// should support.
MaxVersion string `json:",omitempty" alias:"tls_max_version"`
// MinVersion is the minimum TLS version that the listener
// should support.
MinVersion string `json:",omitempty" alias:"tls_min_version"`
// Define a subset of cipher suites to restrict
// Only applicable to connections negotiated via TLS 1.2 or earlier
CipherSuites []string `json:",omitempty" alias:"cipher_suites"`
}