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decort-golang-sdk/pkg/cloudapi/lb/backend_create.go

93 lines
3.1 KiB

package lb
import (
"context"
"net/http"
"strconv"
"repository.basistech.ru/BASIS/decort-golang-sdk/internal/validators"
)
// Request struct for create backend
type BackendCreateRequest struct {
// ID of the load balancer instance to backendCreate
// Required: true
LBID uint64 `url:"lbId" json:"lbId" validate:"required"`
// Must be unique among all backends of this load balancer - name of the new backend to create
// Required: true
BackendName string `url:"backendName" json:"backendName" validate:"required"`
// Algorithm
// Should be one of:
// - roundrobin
// - static-rr
// - leastconn
// Required: false
Algorithm string `url:"algorithm,omitempty" json:"algorithm,omitempty" validate:"omitempty,lbAlgorithm"`
// Interval in milliseconds between two consecutive availability
// checks of the server that is considered available
// Required: false
Inter uint64 `url:"inter,omitempty" json:"inter,omitempty"`
// Interval in milliseconds between two consecutive checks to
// restore the availability of a server that is currently considered unavailable
// Required: false
DownInter uint64 `url:"downinter,omitempty" json:"downinter,omitempty"`
// Number of checks that the server must pass in order to get the available status
// and be included in the balancing scheme again
// Required: false
Rise uint64 `url:"rise,omitempty" json:"rise,omitempty"`
// Number of consecutive failed availability checks,
// after which the previously considered available server receives the status of
// unavailable and is temporarily excluded from the balancing scheme
// Required: false
Fall uint64 `url:"fall,omitempty" json:"fall,omitempty"`
// Interval in milliseconds from the moment the server receives the available status,
// after which the number of actually allowed connections to this server will be returned to 100% of the set limit
// Required: false
SlowStart uint64 `url:"slowstart,omitempty" json:"slowstart,omitempty"`
// Limit of simultaneous connections to the server. When this limit is reached,
// the server is temporarily excluded from the balancing scheme
// Required: false
MaxConn uint64 `url:"maxconn,omitempty" json:"maxconn,omitempty"`
// Limit of connections waiting in the queue.
// When this limit is reached, all subsequent connections will be forwarded to other servers
// Required: false
MaxQueue uint64 `url:"maxqueue,omitempty" json:"maxqueue,omitempty"`
// Server weight for use in weight balancing algorithms
// Required: false
Weight uint64 `url:"weight,omitempty" json:"weight,omitempty"`
}
// BackendCreate creates new backend on the specified load balancer
func (l LB) BackendCreate(ctx context.Context, req BackendCreateRequest) (bool, error) {
err := validators.ValidateRequest(req)
if err != nil {
for _, validationError := range validators.GetErrors(err) {
return false, validators.ValidationError(validationError)
}
}
url := "/cloudapi/lb/backendCreate"
res, err := l.client.DecortApiCall(ctx, http.MethodPost, url, req)
if err != nil {
return false, err
}
result, err := strconv.ParseBool(string(res))
if err != nil {
return false, err
}
return result, nil
}