system_function.go

Documentation: scheduler/api

     1  /*
     2   * P2PFaaS - A framework for FaaS Load Balancing
     3   * Copyright (c) 2019 - 2022. Gabriele Proietti Mattia <pm.gabriele@outlook.com>
     4   *
     5   * This program is free software: you can redistribute it and/or modify
     6   * it under the terms of the GNU General Public License as published by
     7   * the Free Software Foundation, either version 3 of the License, or
     8   * (at your option) any later version.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <https://www.gnu.org/licenses/>.
    17   */
    18  
    19  package api
    20  
    21  import (
    22  	"github.com/gorilla/mux"
    23  	"net/http"
    24  	"scheduler/errors"
    25  	"scheduler/faas_openfaas"
    26  	"scheduler/log"
    27  	"scheduler/utils"
    28  )
    29  
    30  func SystemFunctionGet(w http.ResponseWriter, r *http.Request) {
    31  	vars := mux.Vars(r)
    32  	function := vars["function"]
    33  	if function == "" {
    34  		errors.ReplyWithError(&w, errors.ServiceNotValid, nil)
    35  		log.Log.Debugf("service is not specified")
    36  		return
    37  	}
    38  
    39  	_, res, err := faas_openfaas.FunctionGet(function)
    40  	if err != nil {
    41  		errors.ReplyWithError(&w, errors.GenericOpenFaasError, nil)
    42  		log.Log.Debugf("cannot get the service: %s", err.Error())
    43  		return
    44  	}
    45  
    46  	utils.HttpSendJSONResponseByte(&w, res.StatusCode, res.Body, nil)
    47  
    48  	log.Log.Debugf("%s success", function)
    49  }
    50
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