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Allow caching only in gateway mode. (#8232)

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This PR changes cache on PUT behavior to background fill the cache
after PutObject completes. This will avoid concurrency issues as in #8219.

Added cleanup of partially filled cache to prevent cache corruption
- Fixes #8208
This commit is contained in:
poornas
2019-09-16 14:24:04 -07:00
committed by kannappanr
parent 208efb843b
commit 76df027264
5 changed files with 42 additions and 112 deletions
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16
cmd/server-main.go
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@@ -120,14 +120,7 @@ EXAMPLES:
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_SECRET_KEY{{.AssignmentOperator}}miniostorage
{{.Prompt}} {{.HelpName}} http://node{1...32}.example.com/mnt/export/{1...32}
6. Start minio server with edge caching enabled.
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_CACHE_DRIVES{{.AssignmentOperator}}"/mnt/drive1;/mnt/drive2;/mnt/drive3;/mnt/drive4"
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_CACHE_EXCLUDE{{.AssignmentOperator}}"bucket1/*;*.png"
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_CACHE_EXPIRY{{.AssignmentOperator}}40
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_CACHE_MAXUSE{{.AssignmentOperator}}80
{{.Prompt}} {{.HelpName}} /home/shared
7. Start minio server with KMS enabled.
6. Start minio server with KMS enabled.
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_SSE_VAULT_APPROLE_ID{{.AssignmentOperator}}9b56cc08-8258-45d5-24a3-679876769126
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_SSE_VAULT_APPROLE_SECRET{{.AssignmentOperator}}4e30c52f-13e4-a6f5-0763-d50e8cb4321f
{{.Prompt}} {{.EnvVarSetCommand}} MINIO_SSE_VAULT_ENDPOINT{{.AssignmentOperator}}https://vault-endpoint-ip:8200
@@ -339,13 +332,6 @@ func serverMain(ctx *cli.Context) {
// Load logger subsystem
loadLoggers()
var cacheConfig = globalServerConfig.GetCacheConfig()
if len(cacheConfig.Drives) > 0 {
// initialize the new disk cache objects.
globalCacheObjectAPI, err = newServerCacheObjects(context.Background(), cacheConfig)
logger.FatalIf(err, "Unable to initialize disk caching")
}
// Create new IAM system.
globalIAMSys = NewIAMSys()
if err = globalIAMSys.Init(newObject); err != nil {