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provision.go
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provision.go
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package handlers
import (
"encoding/json"
"net/http"
"code.cloudfoundry.org/lager"
"github.com/gorilla/mux"
"github.com/pivotal-cf/brokerapi/v7/domain"
"github.com/pivotal-cf/brokerapi/v7/domain/apiresponses"
"github.com/pivotal-cf/brokerapi/v7/middlewares"
"github.com/pivotal-cf/brokerapi/v7/utils"
)
const (
provisionLogKey = "provision"
instanceDetailsLogKey = "instance-details"
invalidServiceID = "invalid-service-id"
invalidPlanID = "invalid-plan-id"
)
func (h *APIHandler) Provision(w http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
instanceID := vars["instance_id"]
logger := h.logger.Session(provisionLogKey, lager.Data{
instanceIDLogKey: instanceID,
}, utils.DataForContext(req.Context(), middlewares.CorrelationIDKey))
var details domain.ProvisionDetails
if err := json.NewDecoder(req.Body).Decode(&details); err != nil {
logger.Error(invalidServiceDetailsErrorKey, err)
h.respond(w, http.StatusUnprocessableEntity, apiresponses.ErrorResponse{
Description: err.Error(),
})
return
}
if details.ServiceID == "" {
logger.Error(serviceIdMissingKey, serviceIdError)
h.respond(w, http.StatusBadRequest, apiresponses.ErrorResponse{
Description: serviceIdError.Error(),
})
return
}
if details.PlanID == "" {
logger.Error(planIdMissingKey, planIdError)
h.respond(w, http.StatusBadRequest, apiresponses.ErrorResponse{
Description: planIdError.Error(),
})
return
}
valid := false
services, _ := h.serviceBroker.Services(req.Context())
for _, service := range services {
if service.ID == details.ServiceID {
req = req.WithContext(utils.AddServiceToContext(req.Context(), &service))
valid = true
break
}
}
if !valid {
logger.Error(invalidServiceID, invalidServiceIDError)
h.respond(w, http.StatusBadRequest, apiresponses.ErrorResponse{
Description: invalidServiceIDError.Error(),
})
return
}
valid = false
for _, service := range services {
for _, plan := range service.Plans {
if plan.ID == details.PlanID {
req = req.WithContext(utils.AddServicePlanToContext(req.Context(), &plan))
valid = true
break
}
}
}
if !valid {
logger.Error(invalidPlanID, invalidPlanIDError)
h.respond(w, http.StatusBadRequest, apiresponses.ErrorResponse{
Description: invalidPlanIDError.Error(),
})
return
}
asyncAllowed := req.FormValue("accepts_incomplete") == "true"
logger = logger.WithData(lager.Data{
instanceDetailsLogKey: details,
})
provisionResponse, err := h.serviceBroker.Provision(req.Context(), instanceID, details, asyncAllowed)
if err != nil {
switch err := err.(type) {
case *apiresponses.FailureResponse:
logger.Error(err.LoggerAction(), err)
h.respond(w, err.ValidatedStatusCode(logger), err.ErrorResponse())
default:
logger.Error(unknownErrorKey, err)
h.respond(w, http.StatusInternalServerError, apiresponses.ErrorResponse{
Description: err.Error(),
})
}
return
}
var metadata interface{}
if !provisionResponse.Metadata.IsEmpty() {
metadata = provisionResponse.Metadata
}
if provisionResponse.AlreadyExists {
h.respond(w, http.StatusOK, apiresponses.ProvisioningResponse{
DashboardURL: provisionResponse.DashboardURL,
Metadata: metadata,
})
} else if provisionResponse.IsAsync {
h.respond(w, http.StatusAccepted, apiresponses.ProvisioningResponse{
DashboardURL: provisionResponse.DashboardURL,
OperationData: provisionResponse.OperationData,
Metadata: metadata,
})
} else {
h.respond(w, http.StatusCreated, apiresponses.ProvisioningResponse{
DashboardURL: provisionResponse.DashboardURL,
Metadata: metadata,
})
}
}