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feat: improve redundancy ci #385

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merged 1 commit into from
Mar 11, 2024
Merged

feat: improve redundancy ci #385

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60 changes: 45 additions & 15 deletions pkg/check/redundancy/redundancy.go
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Original file line number Diff line number Diff line change
Expand Up @@ -71,7 +71,7 @@ func (c *Check) Run(ctx context.Context, cluster orchestration.Cluster, o interf
return fmt.Errorf("get clients: %w", err)
}

root, data, chunks, err := c.generateChunks(ctx, opts.DataSize, redundancy.Level(i), opts.Seed)
root, data, chunks, err := c.generateChunks(ctx, opts.DataSize, redundancy.Level(i))
if err != nil {
return fmt.Errorf("get chunks: %w", err)
}
Expand All @@ -82,7 +82,8 @@ func (c *Check) Run(ctx context.Context, cluster orchestration.Cluster, o interf
return fmt.Errorf("get or create batch: %w", err)
}

err = c.uploadChunks(ctx, uploadClient, chunks, redundancy.Level(i), opts.Seed, batchID)
// happy path
err = c.uploadChunks(ctx, uploadClient, chunks, redundancy.Level(i), batchID, true)
if err != nil {
return fmt.Errorf("upload chunks: %w", err)
}
Expand All @@ -97,18 +98,34 @@ func (c *Check) Run(ctx context.Context, cluster orchestration.Cluster, o interf
return fmt.Errorf("download and initial content dont match")
}

// non-happy path
root, data, chunks, err = c.generateChunks(ctx, opts.DataSize, redundancy.Level(i))
if err != nil {
return fmt.Errorf("get chunks: %w", err)
}
c.logger.Infof("root hash: %s, chunks: %d", root.String(), len(chunks))
err = c.uploadChunks(ctx, uploadClient, chunks, redundancy.Level(i), batchID, false)
if err != nil {
return fmt.Errorf("upload chunks: %w", err)
}
c.logger.Infof("upload completed. Downloading %s", root.String())
d, _ = downloadClient.DownloadBytes(ctx, root, &api.DownloadOptions{RedundancyFallbackMode: &fallbackMode})
if bytes.Equal(data, d) {
return fmt.Errorf("download and initial content should not match")
}

c.logger.Infof("rLevel %d completed successfully", i)
}
return nil
}

func (c *Check) generateChunks(ctx context.Context, size int64, rLevel redundancy.Level, seed int64) (swarm.Address, []byte, []swarm.Chunk, error) {
func (c *Check) generateChunks(ctx context.Context, size int64, rLevel redundancy.Level) (swarm.Address, []byte, []swarm.Chunk, error) {
putter := &splitPutter{
chunks: make([]swarm.Chunk, 0),
}

buf := make([]byte, size)
rnd := random.PseudoGenerator(seed)
rnd := random.PseudoGenerator(time.Now().UnixNano())
_, err := rnd.Read(buf)
if err != nil {
return swarm.ZeroAddress, nil, nil, err
Expand All @@ -123,20 +140,33 @@ func (c *Check) generateChunks(ctx context.Context, size int64, rLevel redundanc
return rootAddr, buf, putter.chunks, nil
}

func (c *Check) uploadChunks(ctx context.Context, client *bee.Client, chunks []swarm.Chunk, rLevel redundancy.Level, seed int64, batchID string) error {
func (c *Check) uploadChunks(ctx context.Context, client *bee.Client, chunks []swarm.Chunk, rLevel redundancy.Level, batchID string, shouldDownload bool) error {
rate := 0.0
switch rLevel {
case redundancy.MEDIUM:
rate = 0.01
case redundancy.STRONG:
rate = 0.05
case redundancy.INSANE:
rate = 0.1
case redundancy.PARANOID:
rate = 0.35
if shouldDownload {
switch rLevel {
case redundancy.MEDIUM:
rate = 0.01
case redundancy.STRONG:
rate = 0.05
case redundancy.INSANE:
rate = 0.1
case redundancy.PARANOID:
rate = 0.35
}
} else {
switch rLevel {
case redundancy.MEDIUM:
rate = 0.2
case redundancy.STRONG:
rate = 0.25
case redundancy.INSANE:
rate = 0.35
case redundancy.PARANOID:
rate = 0.7
}
}

rnd := random.PseudoGenerator(seed)
rnd := random.PseudoGenerator(time.Now().UnixNano())
indices := rnd.Perm(len(chunks) - 1)
offset := int(rate * float64(len(chunks)))
indices = append(indices[offset:], len(chunks)-1)
Expand Down
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