/
alter_config_response.go
74 lines (61 loc) · 1.69 KB
/
alter_config_response.go
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package healer
import (
"encoding/binary"
"fmt"
)
// version 0
type AlterConfigsResponse struct {
CorrelationID uint32
ThrottleTimeMS uint32
Resources []*AlterConfigsResponseResource
}
type AlterConfigsResponseResource struct {
ErrorCode int16
ErrorMessage string
ResourceType uint8
ResourceName string
}
func (r *AlterConfigsResponseResource) decode(payload []byte) (resourceLength int) {
offset := 0
r.ErrorCode = int16(binary.BigEndian.Uint16(payload[offset:]))
offset += 2
l := int(binary.BigEndian.Uint16(payload[offset:]))
offset += 2
r.ErrorMessage = string(payload[offset : offset+l])
offset += l
r.ResourceType = payload[offset]
offset += 1
l = int(binary.BigEndian.Uint16(payload[offset:]))
offset += 2
r.ResourceName = string(payload[offset : offset+l])
offset += l
return
}
// TODO only return first error
func NewAlterConfigsResponse(payload []byte) (*AlterConfigsResponse, error) {
var (
err error = nil
offset int = 0
)
r := &AlterConfigsResponse{}
responseLength := int(binary.BigEndian.Uint32(payload))
if responseLength+4 != len(payload) {
return nil, fmt.Errorf("alterconfig reseponse length did not match: %d!=%d", responseLength+4, len(payload))
}
offset += 4
r.CorrelationID = binary.BigEndian.Uint32(payload[offset:])
offset += 4
r.ThrottleTimeMS = binary.BigEndian.Uint32(payload[offset:])
offset += 4
count := binary.BigEndian.Uint32(payload[offset:])
offset += 4
r.Resources = make([]*AlterConfigsResponseResource, count)
for _, r := range r.Resources {
r = &AlterConfigsResponseResource{}
offset += r.decode(payload[offset:])
if err == nil && r.ErrorCode != 0 {
err = getErrorFromErrorCode(r.ErrorCode)
}
}
return r, err
}