github.com/hasnat/dolt/go@v0.0.0-20210628190320-9eb5d843fbb7/libraries/doltcore/remotestorage/error.go (about)

     1  // Copyright 2019 Dolthub, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package remotestorage
    16  
    17  import (
    18  	"encoding/json"
    19  
    20  	"google.golang.org/grpc/status"
    21  )
    22  
    23  type RpcError struct {
    24  	originalErrMsg string
    25  	status         *status.Status
    26  	rpc            string
    27  	host           string
    28  	req            interface{}
    29  }
    30  
    31  func NewRpcError(err error, rpc, host string, req interface{}) *RpcError {
    32  	st, _ := status.FromError(err)
    33  
    34  	return &RpcError{err.Error(), st, rpc, host, req}
    35  }
    36  
    37  func (rpce *RpcError) Error() string {
    38  	return rpce.originalErrMsg
    39  }
    40  
    41  func (rpce *RpcError) FullDetails() string {
    42  	jsonStr, _ := GetJsonEncodedRequest(rpce)
    43  	return rpce.originalErrMsg + "\nhost:" + rpce.host + "\nrpc: " + rpce.rpc + "\nparams:" + jsonStr
    44  }
    45  
    46  func IsChunkStoreRpcErr(err error) bool {
    47  	_, ok := err.(*RpcError)
    48  
    49  	return ok
    50  }
    51  
    52  func GetStatus(err error) *status.Status {
    53  	rpce, ok := err.(*RpcError)
    54  
    55  	if !ok {
    56  		panic("Bug.  Check IsChunkStoreRpcErr before using this")
    57  	}
    58  
    59  	return rpce.status
    60  }
    61  
    62  func GetRpc(err error) string {
    63  	rpce, ok := err.(*RpcError)
    64  
    65  	if !ok {
    66  		panic("Bug.  Check IsChunkStoreRpcErr before using this")
    67  	}
    68  
    69  	return rpce.rpc
    70  }
    71  
    72  func GetHost(err error) string {
    73  	rpce, ok := err.(*RpcError)
    74  
    75  	if !ok {
    76  		panic("Bug.  Check IsChunkStoreRpcErr before using this")
    77  	}
    78  
    79  	return rpce.host
    80  }
    81  
    82  func GetRequest(err error) interface{} {
    83  	rpce, ok := err.(*RpcError)
    84  
    85  	if !ok {
    86  		panic("Bug.  Check IsChunkStoreRpcErr before using this")
    87  	}
    88  
    89  	return rpce.req
    90  }
    91  
    92  func GetJsonEncodedRequest(err error) (string, error) {
    93  	rpce, ok := err.(*RpcError)
    94  
    95  	if !ok {
    96  		panic("Bug.  Check IsChunkStoreRpcErr before using this")
    97  	}
    98  
    99  	data, err := json.MarshalIndent(rpce.req, "", "  ")
   100  
   101  	if err != nil {
   102  		return "", err
   103  	}
   104  
   105  	return string(data), nil
   106  }