khenaidoo | 106c61a | 2021-08-11 18:05:46 -0400 | [diff] [blame] | 1 | package sarama |
| 2 | |
| 3 | import "time" |
| 4 | |
| 5 | type DescribeLogDirsResponse struct { |
| 6 | ThrottleTime time.Duration |
| 7 | |
| 8 | // Version 0 and 1 are equal |
| 9 | // The version number is bumped to indicate that on quota violation brokers send out responses before throttling. |
| 10 | Version int16 |
| 11 | |
| 12 | LogDirs []DescribeLogDirsResponseDirMetadata |
| 13 | } |
| 14 | |
| 15 | func (r *DescribeLogDirsResponse) encode(pe packetEncoder) error { |
| 16 | pe.putInt32(int32(r.ThrottleTime / time.Millisecond)) |
| 17 | |
| 18 | if err := pe.putArrayLength(len(r.LogDirs)); err != nil { |
| 19 | return err |
| 20 | } |
| 21 | |
| 22 | for _, dir := range r.LogDirs { |
| 23 | if err := dir.encode(pe); err != nil { |
| 24 | return err |
| 25 | } |
| 26 | } |
| 27 | |
| 28 | return nil |
| 29 | } |
| 30 | |
| 31 | func (r *DescribeLogDirsResponse) decode(pd packetDecoder, version int16) error { |
| 32 | throttleTime, err := pd.getInt32() |
| 33 | if err != nil { |
| 34 | return err |
| 35 | } |
| 36 | r.ThrottleTime = time.Duration(throttleTime) * time.Millisecond |
| 37 | |
| 38 | // Decode array of DescribeLogDirsResponseDirMetadata |
| 39 | n, err := pd.getArrayLength() |
| 40 | if err != nil { |
| 41 | return err |
| 42 | } |
| 43 | |
| 44 | r.LogDirs = make([]DescribeLogDirsResponseDirMetadata, n) |
| 45 | for i := 0; i < n; i++ { |
| 46 | dir := DescribeLogDirsResponseDirMetadata{} |
| 47 | if err := dir.decode(pd, version); err != nil { |
| 48 | return err |
| 49 | } |
| 50 | r.LogDirs[i] = dir |
| 51 | } |
| 52 | |
| 53 | return nil |
| 54 | } |
| 55 | |
| 56 | func (r *DescribeLogDirsResponse) key() int16 { |
| 57 | return 35 |
| 58 | } |
| 59 | |
| 60 | func (r *DescribeLogDirsResponse) version() int16 { |
| 61 | return r.Version |
| 62 | } |
| 63 | |
| 64 | func (r *DescribeLogDirsResponse) headerVersion() int16 { |
| 65 | return 0 |
| 66 | } |
| 67 | |
| 68 | func (r *DescribeLogDirsResponse) requiredVersion() KafkaVersion { |
| 69 | return V1_0_0_0 |
| 70 | } |
| 71 | |
| 72 | type DescribeLogDirsResponseDirMetadata struct { |
| 73 | ErrorCode KError |
| 74 | |
| 75 | // The absolute log directory path |
| 76 | Path string |
| 77 | Topics []DescribeLogDirsResponseTopic |
| 78 | } |
| 79 | |
| 80 | func (r *DescribeLogDirsResponseDirMetadata) encode(pe packetEncoder) error { |
| 81 | pe.putInt16(int16(r.ErrorCode)) |
| 82 | |
| 83 | if err := pe.putString(r.Path); err != nil { |
| 84 | return err |
| 85 | } |
| 86 | |
| 87 | if err := pe.putArrayLength(len(r.Topics)); err != nil { |
| 88 | return err |
| 89 | } |
| 90 | for _, topic := range r.Topics { |
| 91 | if err := topic.encode(pe); err != nil { |
| 92 | return err |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | return nil |
| 97 | } |
| 98 | |
| 99 | func (r *DescribeLogDirsResponseDirMetadata) decode(pd packetDecoder, version int16) error { |
| 100 | errCode, err := pd.getInt16() |
| 101 | if err != nil { |
| 102 | return err |
| 103 | } |
| 104 | r.ErrorCode = KError(errCode) |
| 105 | |
| 106 | path, err := pd.getString() |
| 107 | if err != nil { |
| 108 | return err |
| 109 | } |
| 110 | r.Path = path |
| 111 | |
| 112 | // Decode array of DescribeLogDirsResponseTopic |
| 113 | n, err := pd.getArrayLength() |
| 114 | if err != nil { |
| 115 | return err |
| 116 | } |
| 117 | |
| 118 | r.Topics = make([]DescribeLogDirsResponseTopic, n) |
| 119 | for i := 0; i < n; i++ { |
| 120 | t := DescribeLogDirsResponseTopic{} |
| 121 | |
| 122 | if err := t.decode(pd, version); err != nil { |
| 123 | return err |
| 124 | } |
| 125 | |
| 126 | r.Topics[i] = t |
| 127 | } |
| 128 | |
| 129 | return nil |
| 130 | } |
| 131 | |
| 132 | // DescribeLogDirsResponseTopic contains a topic's partitions descriptions |
| 133 | type DescribeLogDirsResponseTopic struct { |
| 134 | Topic string |
| 135 | Partitions []DescribeLogDirsResponsePartition |
| 136 | } |
| 137 | |
| 138 | func (r *DescribeLogDirsResponseTopic) encode(pe packetEncoder) error { |
| 139 | if err := pe.putString(r.Topic); err != nil { |
| 140 | return err |
| 141 | } |
| 142 | |
| 143 | if err := pe.putArrayLength(len(r.Partitions)); err != nil { |
| 144 | return err |
| 145 | } |
| 146 | for _, partition := range r.Partitions { |
| 147 | if err := partition.encode(pe); err != nil { |
| 148 | return err |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | return nil |
| 153 | } |
| 154 | |
| 155 | func (r *DescribeLogDirsResponseTopic) decode(pd packetDecoder, version int16) error { |
| 156 | t, err := pd.getString() |
| 157 | if err != nil { |
| 158 | return err |
| 159 | } |
| 160 | r.Topic = t |
| 161 | |
| 162 | n, err := pd.getArrayLength() |
| 163 | if err != nil { |
| 164 | return err |
| 165 | } |
| 166 | r.Partitions = make([]DescribeLogDirsResponsePartition, n) |
| 167 | for i := 0; i < n; i++ { |
| 168 | p := DescribeLogDirsResponsePartition{} |
| 169 | if err := p.decode(pd, version); err != nil { |
| 170 | return err |
| 171 | } |
| 172 | r.Partitions[i] = p |
| 173 | } |
| 174 | |
| 175 | return nil |
| 176 | } |
| 177 | |
| 178 | // DescribeLogDirsResponsePartition describes a partition's log directory |
| 179 | type DescribeLogDirsResponsePartition struct { |
| 180 | PartitionID int32 |
| 181 | |
| 182 | // The size of the log segments of the partition in bytes. |
| 183 | Size int64 |
| 184 | |
| 185 | // The lag of the log's LEO w.r.t. partition's HW (if it is the current log for the partition) or |
| 186 | // current replica's LEO (if it is the future log for the partition) |
| 187 | OffsetLag int64 |
| 188 | |
| 189 | // True if this log is created by AlterReplicaLogDirsRequest and will replace the current log of |
| 190 | // the replica in the future. |
| 191 | IsTemporary bool |
| 192 | } |
| 193 | |
| 194 | func (r *DescribeLogDirsResponsePartition) encode(pe packetEncoder) error { |
| 195 | pe.putInt32(r.PartitionID) |
| 196 | pe.putInt64(r.Size) |
| 197 | pe.putInt64(r.OffsetLag) |
| 198 | pe.putBool(r.IsTemporary) |
| 199 | |
| 200 | return nil |
| 201 | } |
| 202 | |
| 203 | func (r *DescribeLogDirsResponsePartition) decode(pd packetDecoder, version int16) error { |
| 204 | pID, err := pd.getInt32() |
| 205 | if err != nil { |
| 206 | return err |
| 207 | } |
| 208 | r.PartitionID = pID |
| 209 | |
| 210 | size, err := pd.getInt64() |
| 211 | if err != nil { |
| 212 | return err |
| 213 | } |
| 214 | r.Size = size |
| 215 | |
| 216 | lag, err := pd.getInt64() |
| 217 | if err != nil { |
| 218 | return err |
| 219 | } |
| 220 | r.OffsetLag = lag |
| 221 | |
| 222 | isTemp, err := pd.getBool() |
| 223 | if err != nil { |
| 224 | return err |
| 225 | } |
| 226 | r.IsTemporary = isTemp |
| 227 | |
| 228 | return nil |
| 229 | } |