open-vault/http/sys_health.go

64 lines
1.4 KiB
Go

package http
import (
"encoding/json"
"net/http"
"github.com/hashicorp/vault/vault"
)
func handleSysHealth(core *vault.Core) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case "GET":
handleSysHealthGet(core, w, r)
default:
respondError(w, http.StatusMethodNotAllowed, nil)
}
})
}
func handleSysHealthGet(core *vault.Core, w http.ResponseWriter, r *http.Request) {
// Check if being a standby is allowed for the purpose of a 200 OK
_, standbyOK := r.URL.Query()["standbyok"]
// Check system status
sealed, _ := core.Sealed()
standby, _ := core.Standby()
init, err := core.Initialized()
if err != nil {
respondError(w, http.StatusInternalServerError, err)
return
}
// Determine the status code
code := http.StatusOK
switch {
case !init:
code = http.StatusInternalServerError
case sealed:
code = http.StatusInternalServerError
case !standbyOK && standby:
code = 429 // Consul warning code
}
// Format the body
body := &HealthResponse{
Initialized: init,
Sealed: sealed,
Standby: standby,
}
// Generate the response
w.Header().Add("Content-Type", "application/json")
w.WriteHeader(code)
enc := json.NewEncoder(w)
enc.Encode(body)
}
type HealthResponse struct {
Initialized bool `json:"initialized"`
Sealed bool `json:"sealed"`
Standby bool `json:"standby"`
}