go-ethereum/vendor/github.com/cloudflare/cloudflare-go/load_balancing.go

388 lines
15 KiB
Go

package cloudflare
import (
"encoding/json"
"time"
"github.com/pkg/errors"
)
// LoadBalancerPool represents a load balancer pool's properties.
type LoadBalancerPool struct {
ID string `json:"id,omitempty"`
CreatedOn *time.Time `json:"created_on,omitempty"`
ModifiedOn *time.Time `json:"modified_on,omitempty"`
Description string `json:"description"`
Name string `json:"name"`
Enabled bool `json:"enabled"`
MinimumOrigins int `json:"minimum_origins,omitempty"`
Monitor string `json:"monitor,omitempty"`
Origins []LoadBalancerOrigin `json:"origins"`
NotificationEmail string `json:"notification_email,omitempty"`
// CheckRegions defines the geographic region(s) from where to run health-checks from - e.g. "WNAM", "WEU", "SAF", "SAM".
// Providing a null/empty value means "all regions", which may not be available to all plan types.
CheckRegions []string `json:"check_regions"`
}
// LoadBalancerOrigin represents a Load Balancer origin's properties.
type LoadBalancerOrigin struct {
Name string `json:"name"`
Address string `json:"address"`
Enabled bool `json:"enabled"`
Weight float64 `json:"weight"`
}
// LoadBalancerMonitor represents a load balancer monitor's properties.
type LoadBalancerMonitor struct {
ID string `json:"id,omitempty"`
CreatedOn *time.Time `json:"created_on,omitempty"`
ModifiedOn *time.Time `json:"modified_on,omitempty"`
Type string `json:"type"`
Description string `json:"description"`
Method string `json:"method"`
Path string `json:"path"`
Header map[string][]string `json:"header"`
Timeout int `json:"timeout"`
Retries int `json:"retries"`
Interval int `json:"interval"`
Port uint16 `json:"port,omitempty"`
ExpectedBody string `json:"expected_body"`
ExpectedCodes string `json:"expected_codes"`
FollowRedirects bool `json:"follow_redirects"`
AllowInsecure bool `json:"allow_insecure"`
ProbeZone string `json:"probe_zone"`
}
// LoadBalancer represents a load balancer's properties.
type LoadBalancer struct {
ID string `json:"id,omitempty"`
CreatedOn *time.Time `json:"created_on,omitempty"`
ModifiedOn *time.Time `json:"modified_on,omitempty"`
Description string `json:"description"`
Name string `json:"name"`
TTL int `json:"ttl,omitempty"`
FallbackPool string `json:"fallback_pool"`
DefaultPools []string `json:"default_pools"`
RegionPools map[string][]string `json:"region_pools"`
PopPools map[string][]string `json:"pop_pools"`
Proxied bool `json:"proxied"`
Enabled *bool `json:"enabled,omitempty"`
Persistence string `json:"session_affinity,omitempty"`
PersistenceTTL int `json:"session_affinity_ttl,omitempty"`
// SteeringPolicy controls pool selection logic.
// "off" select pools in DefaultPools order
// "geo" select pools based on RegionPools/PopPools
// "dynamic_latency" select pools based on RTT (requires health checks)
// "random" selects pools in a random order
// "" maps to "geo" if RegionPools or PopPools have entries otherwise "off"
SteeringPolicy string `json:"steering_policy,omitempty"`
}
// LoadBalancerOriginHealth represents the health of the origin.
type LoadBalancerOriginHealth struct {
Healthy bool `json:"healthy,omitempty"`
RTT Duration `json:"rtt,omitempty"`
FailureReason string `json:"failure_reason,omitempty"`
ResponseCode int `json:"response_code,omitempty"`
}
// LoadBalancerPoolPopHealth represents the health of the pool for given PoP.
type LoadBalancerPoolPopHealth struct {
Healthy bool `json:"healthy,omitempty"`
Origins []map[string]LoadBalancerOriginHealth `json:"origins,omitempty"`
}
// LoadBalancerPoolHealth represents the healthchecks from different PoPs for a pool.
type LoadBalancerPoolHealth struct {
ID string `json:"pool_id,omitempty"`
PopHealth map[string]LoadBalancerPoolPopHealth `json:"pop_health,omitempty"`
}
// loadBalancerPoolResponse represents the response from the load balancer pool endpoints.
type loadBalancerPoolResponse struct {
Response
Result LoadBalancerPool `json:"result"`
}
// loadBalancerPoolListResponse represents the response from the List Pools endpoint.
type loadBalancerPoolListResponse struct {
Response
Result []LoadBalancerPool `json:"result"`
ResultInfo ResultInfo `json:"result_info"`
}
// loadBalancerMonitorResponse represents the response from the load balancer monitor endpoints.
type loadBalancerMonitorResponse struct {
Response
Result LoadBalancerMonitor `json:"result"`
}
// loadBalancerMonitorListResponse represents the response from the List Monitors endpoint.
type loadBalancerMonitorListResponse struct {
Response
Result []LoadBalancerMonitor `json:"result"`
ResultInfo ResultInfo `json:"result_info"`
}
// loadBalancerResponse represents the response from the load balancer endpoints.
type loadBalancerResponse struct {
Response
Result LoadBalancer `json:"result"`
}
// loadBalancerListResponse represents the response from the List Load Balancers endpoint.
type loadBalancerListResponse struct {
Response
Result []LoadBalancer `json:"result"`
ResultInfo ResultInfo `json:"result_info"`
}
// loadBalancerPoolHealthResponse represents the response from the Pool Health Details endpoint.
type loadBalancerPoolHealthResponse struct {
Response
Result LoadBalancerPoolHealth `json:"result"`
}
// CreateLoadBalancerPool creates a new load balancer pool.
//
// API reference: https://api.cloudflare.com/#load-balancer-pools-create-a-pool
func (api *API) CreateLoadBalancerPool(pool LoadBalancerPool) (LoadBalancerPool, error) {
uri := api.userBaseURL("/user") + "/load_balancers/pools"
res, err := api.makeRequest("POST", uri, pool)
if err != nil {
return LoadBalancerPool{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerPoolResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancerPool{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// ListLoadBalancerPools lists load balancer pools connected to an account.
//
// API reference: https://api.cloudflare.com/#load-balancer-pools-list-pools
func (api *API) ListLoadBalancerPools() ([]LoadBalancerPool, error) {
uri := api.userBaseURL("/user") + "/load_balancers/pools"
res, err := api.makeRequest("GET", uri, nil)
if err != nil {
return nil, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerPoolListResponse
if err := json.Unmarshal(res, &r); err != nil {
return nil, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// LoadBalancerPoolDetails returns the details for a load balancer pool.
//
// API reference: https://api.cloudflare.com/#load-balancer-pools-pool-details
func (api *API) LoadBalancerPoolDetails(poolID string) (LoadBalancerPool, error) {
uri := api.userBaseURL("/user") + "/load_balancers/pools/" + poolID
res, err := api.makeRequest("GET", uri, nil)
if err != nil {
return LoadBalancerPool{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerPoolResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancerPool{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// DeleteLoadBalancerPool disables and deletes a load balancer pool.
//
// API reference: https://api.cloudflare.com/#load-balancer-pools-delete-a-pool
func (api *API) DeleteLoadBalancerPool(poolID string) error {
uri := api.userBaseURL("/user") + "/load_balancers/pools/" + poolID
if _, err := api.makeRequest("DELETE", uri, nil); err != nil {
return errors.Wrap(err, errMakeRequestError)
}
return nil
}
// ModifyLoadBalancerPool modifies a configured load balancer pool.
//
// API reference: https://api.cloudflare.com/#load-balancer-pools-modify-a-pool
func (api *API) ModifyLoadBalancerPool(pool LoadBalancerPool) (LoadBalancerPool, error) {
uri := api.userBaseURL("/user") + "/load_balancers/pools/" + pool.ID
res, err := api.makeRequest("PUT", uri, pool)
if err != nil {
return LoadBalancerPool{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerPoolResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancerPool{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// CreateLoadBalancerMonitor creates a new load balancer monitor.
//
// API reference: https://api.cloudflare.com/#load-balancer-monitors-create-a-monitor
func (api *API) CreateLoadBalancerMonitor(monitor LoadBalancerMonitor) (LoadBalancerMonitor, error) {
uri := api.userBaseURL("/user") + "/load_balancers/monitors"
res, err := api.makeRequest("POST", uri, monitor)
if err != nil {
return LoadBalancerMonitor{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerMonitorResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancerMonitor{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// ListLoadBalancerMonitors lists load balancer monitors connected to an account.
//
// API reference: https://api.cloudflare.com/#load-balancer-monitors-list-monitors
func (api *API) ListLoadBalancerMonitors() ([]LoadBalancerMonitor, error) {
uri := api.userBaseURL("/user") + "/load_balancers/monitors"
res, err := api.makeRequest("GET", uri, nil)
if err != nil {
return nil, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerMonitorListResponse
if err := json.Unmarshal(res, &r); err != nil {
return nil, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// LoadBalancerMonitorDetails returns the details for a load balancer monitor.
//
// API reference: https://api.cloudflare.com/#load-balancer-monitors-monitor-details
func (api *API) LoadBalancerMonitorDetails(monitorID string) (LoadBalancerMonitor, error) {
uri := api.userBaseURL("/user") + "/load_balancers/monitors/" + monitorID
res, err := api.makeRequest("GET", uri, nil)
if err != nil {
return LoadBalancerMonitor{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerMonitorResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancerMonitor{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// DeleteLoadBalancerMonitor disables and deletes a load balancer monitor.
//
// API reference: https://api.cloudflare.com/#load-balancer-monitors-delete-a-monitor
func (api *API) DeleteLoadBalancerMonitor(monitorID string) error {
uri := api.userBaseURL("/user") + "/load_balancers/monitors/" + monitorID
if _, err := api.makeRequest("DELETE", uri, nil); err != nil {
return errors.Wrap(err, errMakeRequestError)
}
return nil
}
// ModifyLoadBalancerMonitor modifies a configured load balancer monitor.
//
// API reference: https://api.cloudflare.com/#load-balancer-monitors-modify-a-monitor
func (api *API) ModifyLoadBalancerMonitor(monitor LoadBalancerMonitor) (LoadBalancerMonitor, error) {
uri := api.userBaseURL("/user") + "/load_balancers/monitors/" + monitor.ID
res, err := api.makeRequest("PUT", uri, monitor)
if err != nil {
return LoadBalancerMonitor{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerMonitorResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancerMonitor{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// CreateLoadBalancer creates a new load balancer.
//
// API reference: https://api.cloudflare.com/#load-balancers-create-a-load-balancer
func (api *API) CreateLoadBalancer(zoneID string, lb LoadBalancer) (LoadBalancer, error) {
uri := "/zones/" + zoneID + "/load_balancers"
res, err := api.makeRequest("POST", uri, lb)
if err != nil {
return LoadBalancer{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancer{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// ListLoadBalancers lists load balancers configured on a zone.
//
// API reference: https://api.cloudflare.com/#load-balancers-list-load-balancers
func (api *API) ListLoadBalancers(zoneID string) ([]LoadBalancer, error) {
uri := "/zones/" + zoneID + "/load_balancers"
res, err := api.makeRequest("GET", uri, nil)
if err != nil {
return nil, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerListResponse
if err := json.Unmarshal(res, &r); err != nil {
return nil, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// LoadBalancerDetails returns the details for a load balancer.
//
// API reference: https://api.cloudflare.com/#load-balancers-load-balancer-details
func (api *API) LoadBalancerDetails(zoneID, lbID string) (LoadBalancer, error) {
uri := "/zones/" + zoneID + "/load_balancers/" + lbID
res, err := api.makeRequest("GET", uri, nil)
if err != nil {
return LoadBalancer{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancer{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// DeleteLoadBalancer disables and deletes a load balancer.
//
// API reference: https://api.cloudflare.com/#load-balancers-delete-a-load-balancer
func (api *API) DeleteLoadBalancer(zoneID, lbID string) error {
uri := "/zones/" + zoneID + "/load_balancers/" + lbID
if _, err := api.makeRequest("DELETE", uri, nil); err != nil {
return errors.Wrap(err, errMakeRequestError)
}
return nil
}
// ModifyLoadBalancer modifies a configured load balancer.
//
// API reference: https://api.cloudflare.com/#load-balancers-modify-a-load-balancer
func (api *API) ModifyLoadBalancer(zoneID string, lb LoadBalancer) (LoadBalancer, error) {
uri := "/zones/" + zoneID + "/load_balancers/" + lb.ID
res, err := api.makeRequest("PUT", uri, lb)
if err != nil {
return LoadBalancer{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancer{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}
// PoolHealthDetails fetches the latest healtcheck details for a single pool.
//
// API reference: https://api.cloudflare.com/#load-balancer-pools-pool-health-details
func (api *API) PoolHealthDetails(poolID string) (LoadBalancerPoolHealth, error) {
uri := api.userBaseURL("/user") + "/load_balancers/pools/" + poolID + "/health"
res, err := api.makeRequest("GET", uri, nil)
if err != nil {
return LoadBalancerPoolHealth{}, errors.Wrap(err, errMakeRequestError)
}
var r loadBalancerPoolHealthResponse
if err := json.Unmarshal(res, &r); err != nil {
return LoadBalancerPoolHealth{}, errors.Wrap(err, errUnmarshalError)
}
return r.Result, nil
}