ReadSeeker and usrMaxSize enabled

- upgraded all modules
awslabs · Mar 14, 2024 · 759deb2 · 759deb2
1 parent b9ecb3b
commit 759deb2
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Showing 6 changed files with 78 additions and 26 deletions.
diff --git a/api_test.go b/api_test.go
@@ -516,7 +516,7 @@ func putObjectMPU(ctx context.Context, svc *s3.Client, bucket, key string, data
 		Bucket:     &bucket,
 		Key:        &key,
 		PartNumber: aws.Int32(partNum),
-		Body:       bytes.NewReader(data),
+		Body:       io.ReadSeeker(bytes.NewReader(data)),
 	}
 	uploadPart, err := svc.UploadPart(ctx, uploadPartInput)
 	if err != nil {

diff --git a/concat.go b/concat.go
@@ -8,6 +8,7 @@ import (
 	"context"
 	"fmt"
 	"github.com/aws/aws-sdk-go-v2/service/s3"
+	"io"
 	"path/filepath"
 	"time"
 
@@ -86,7 +87,7 @@ func (r *RecursiveConcat) uploadPart(object *S3Obj, uploadId string, bucket, key
 		Key:        &key,
 		PartNumber: aws.Int32(partNum),
 		UploadId:   &uploadId,
-		Body:       bytes.NewReader(object.Data),
+		Body:       io.ReadSeeker(bytes.NewReader(object.Data)),
 	}
 
 	res, err := r.Client.UploadPart(context.TODO(), input)

diff --git a/go.mod b/go.mod
@@ -3,31 +3,31 @@ module github.com/awslabs/amazon-s3-tar-tool
 go 1.20
 
 require (
-	github.com/aws/aws-sdk-go-v2 v1.23.5
-	github.com/aws/aws-sdk-go-v2/config v1.18.21
-	github.com/aws/aws-sdk-go-v2/service/s3 v1.47.2
+	github.com/aws/aws-sdk-go-v2 v1.25.3
+	github.com/aws/aws-sdk-go-v2/config v1.27.7
+	github.com/aws/aws-sdk-go-v2/service/s3 v1.52.0
 	github.com/remeh/sizedwaitgroup v1.0.0
-	github.com/urfave/cli/v2 v2.25.1
-	golang.org/x/sync v0.5.0
+	github.com/urfave/cli/v2 v2.27.1
+	golang.org/x/sync v0.6.0
 )
 
 require (
-	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.5.3 // indirect
-	github.com/aws/aws-sdk-go-v2/credentials v1.13.20 // indirect
-	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.13.2 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/configsources v1.2.8 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.5.8 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/ini v1.3.33 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/v4a v1.2.8 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.10.3 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.2.8 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.10.8 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.16.8 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sso v1.12.8 // indirect
-	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.14.8 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sts v1.18.9 // indirect
-	github.com/aws/smithy-go v1.18.1 // indirect
-	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
+	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.6.1 // indirect
+	github.com/aws/aws-sdk-go-v2/credentials v1.17.7 // indirect
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.15.3 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.3 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.3 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/ini v1.8.0 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/v4a v1.3.3 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.3.5 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.5 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.17.3 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.20.2 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.23.2 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sts v1.28.4 // indirect
+	github.com/aws/smithy-go v1.20.1 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.3 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
-	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
+	github.com/xrash/smetrics v0.0.0-20240312152122-5f08fbb34913 // indirect
 )
diff --git a/go.sum b/go.sum
@@ -1,46 +1,84 @@
 github.com/aws/aws-sdk-go-v2 v1.17.8/go.mod h1:uzbQtefpm44goOPmdKyAlXSNcwlRgF3ePWVW6EtJvvw=
 github.com/aws/aws-sdk-go-v2 v1.23.5 h1:xK6C4udTyDMd82RFvNkDQxtAd00xlzFUtX4fF2nMZyg=
 github.com/aws/aws-sdk-go-v2 v1.23.5/go.mod h1:t3szzKfP0NeRU27uBFczDivYJjsmSnqI8kIvKyWb9ds=
+github.com/aws/aws-sdk-go-v2 v1.25.3 h1:xYiLpZTQs1mzvz5PaI6uR0Wh57ippuEthxS4iK5v0n0=
+github.com/aws/aws-sdk-go-v2 v1.25.3/go.mod h1:35hUlJVYd+M++iLI3ALmVwMOyRYMmRqUXpTtRGW+K9I=
 github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.5.3 h1:Zx9+31KyB8wQna6SXFWOewlgoY5uGdDAu6PTOEU3OQI=
 github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.5.3/go.mod h1:zxbEJhRdKTH1nqS2qu6UJ7zGe25xaHxZXaC2CvuQFnA=
+github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.6.1 h1:gTK2uhtAPtFcdRRJilZPx8uJLL2J85xK11nKtWL0wfU=
+github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.6.1/go.mod h1:sxpLb+nZk7tIfCWChfd+h4QwHNUR57d8hA1cleTkjJo=
 github.com/aws/aws-sdk-go-v2/config v1.18.21 h1:ENTXWKwE8b9YXgQCsruGLhvA9bhg+RqAsL9XEMEsa2c=
 github.com/aws/aws-sdk-go-v2/config v1.18.21/go.mod h1:+jPQiVPz1diRnjj6VGqWcLK6EzNmQ42l7J3OqGTLsSY=
+github.com/aws/aws-sdk-go-v2/config v1.27.7 h1:JSfb5nOQF01iOgxFI5OIKWwDiEXWTyTgg1Mm1mHi0A4=
+github.com/aws/aws-sdk-go-v2/config v1.27.7/go.mod h1:PH0/cNpoMO+B04qET699o5W92Ca79fVtbUnvMIZro4I=
 github.com/aws/aws-sdk-go-v2/credentials v1.13.20 h1:oZCEFcrMppP/CNiS8myzv9JgOzq2s0d3v3MXYil/mxQ=
 github.com/aws/aws-sdk-go-v2/credentials v1.13.20/go.mod h1:xtZnXErtbZ8YGXC3+8WfajpMBn5Ga/3ojZdxHq6iI8o=
+github.com/aws/aws-sdk-go-v2/credentials v1.17.7 h1:WJd+ubWKoBeRh7A5iNMnxEOs982SyVKOJD+K8HIezu4=
+github.com/aws/aws-sdk-go-v2/credentials v1.17.7/go.mod h1:UQi7LMR0Vhvs+44w5ec8Q+VS+cd10cjwgHwiVkE0YGU=
 github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.13.2 h1:jOzQAesnBFDmz93feqKnsTHsXrlwWORNZMFHMV+WLFU=
 github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.13.2/go.mod h1:cDh1p6XkSGSwSRIArWRc6+UqAQ7x4alQ0QfpVR6f+co=
+github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.15.3 h1:p+y7FvkK2dxS+FEwRIDHDe//ZX+jDhP8HHE50ppj4iI=
+github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.15.3/go.mod h1:/fYB+FZbDlwlAiynK9KDXlzZl3ANI9JkD0Uhz5FjNT4=
 github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.32/go.mod h1:RudqOgadTWdcS3t/erPQo24pcVEoYyqj/kKW5Vya21I=
 github.com/aws/aws-sdk-go-v2/internal/configsources v1.2.8 h1:8GVZIR0y6JRIUNSYI1xAMF4HDfV8H/bOsZ/8AD/uY5Q=
 github.com/aws/aws-sdk-go-v2/internal/configsources v1.2.8/go.mod h1:rwBfu0SoUkBUZndVgPZKAD9Y2JigaZtRP68unRiYToQ=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.3 h1:ifbIbHZyGl1alsAhPIYsHOg5MuApgqOvVeI8wIugXfs=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.3/go.mod h1:oQZXg3c6SNeY6OZrDY+xHcF4VGIEoNotX2B4PrDeoJI=
 github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.26/go.mod h1:vq86l7956VgFr0/FWQ2BWnK07QC3WYsepKzy33qqY5U=
 github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.5.8 h1:ZE2ds/qeBkhk3yqYvS3CDCFNvd9ir5hMjlVStLZWrvM=
 github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.5.8/go.mod h1:/lAPPymDYL023+TS6DJmjuL42nxix2AvEvfjqOBRODk=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.3 h1:Qvodo9gHG9F3E8SfYOspPeBt0bjSbsevK8WhRAUHcoY=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.3/go.mod h1:vCKrdLXtybdf/uQd/YfVR2r5pcbNuEYKzMQpcxmeSJw=
 github.com/aws/aws-sdk-go-v2/internal/ini v1.3.33 h1:HbH1VjUgrCdLJ+4lnnuLI4iVNRvBbBELGaJ5f69ClA8=
 github.com/aws/aws-sdk-go-v2/internal/ini v1.3.33/go.mod h1:zG2FcwjQarWaqXSCGpgcr3RSjZ6dHGguZSppUL0XR7Q=
+github.com/aws/aws-sdk-go-v2/internal/ini v1.8.0 h1:hT8rVHwugYE2lEfdFE0QWVo81lF7jMrYJVDWI+f+VxU=
+github.com/aws/aws-sdk-go-v2/internal/ini v1.8.0/go.mod h1:8tu/lYfQfFe6IGnaOdrpVgEL2IrrDOf6/m9RQum4NkY=
 github.com/aws/aws-sdk-go-v2/internal/v4a v1.2.8 h1:abKT+RuM1sdCNZIGIfZpLkvxEX3Rpsto019XG/rkYG8=
 github.com/aws/aws-sdk-go-v2/internal/v4a v1.2.8/go.mod h1:Owc4ysUE71JSruVTTa3h4f2pp3E4hlcAtmeNXxDmjj4=
+github.com/aws/aws-sdk-go-v2/internal/v4a v1.3.3 h1:mDnFOE2sVkyphMWtTH+stv0eW3k0OTx94K63xpxHty4=
+github.com/aws/aws-sdk-go-v2/internal/v4a v1.3.3/go.mod h1:V8MuRVcCRt5h1S+Fwu8KbC7l/gBGo3yBAyUbJM2IJOk=
 github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.10.3 h1:e3PCNeEaev/ZF01cQyNZgmYE9oYYePIMJs2mWSKG514=
 github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.10.3/go.mod h1:gIeeNyaL8tIEqZrzAnTeyhHcE0yysCtcaP+N9kxLZ+E=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.1 h1:EyBZibRTVAs6ECHZOw5/wlylS9OcTzwyjeQMudmREjE=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.1/go.mod h1:JKpmtYhhPs7D97NL/ltqz7yCkERFW5dOlHyVl66ZYF8=
 github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.2.8 h1:xyfOAYV/ujzZOo01H9+OnyeiRKmTEp6EsITTsmq332Q=
 github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.2.8/go.mod h1:coLeQEoKzW9ViTL2bn0YUlU7K0RYjivKudG74gtd+sI=
+github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.3.5 h1:mbWNpfRUTT6bnacmvOTKXZjR/HycibdWzNpfbrbLDIs=
+github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.3.5/go.mod h1:FCOPWGjsshkkICJIn9hq9xr6dLKtyaWpuUojiN3W1/8=
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.26/go.mod h1:Bd4C/4PkVGubtNe5iMXu5BNnaBi/9t/UsFspPt4ram8=
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.10.8 h1:EamsKe+ZjkOQjDdHd86/JCEucjFKQ9T0atWKO4s2Lgs=
 github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.10.8/go.mod h1:Q0vV3/csTpbkfKLI5Sb56cJQTCTtJ0ixdb7P+Wedqiw=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.5 h1:K/NXvIftOlX+oGgWGIa3jDyYLDNsdVhsjHmsBH2GLAQ=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.5/go.mod h1:cl9HGLV66EnCmMNzq4sYOti+/xo8w34CsgzVtm2GgsY=
 github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.16.8 h1:ip5ia3JOXl4OAsqeTdrOOmqKgoWiu+t9XSOnRzBwmRs=
 github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.16.8/go.mod h1:kE+aERnK9VQIw1vrk7ElAvhCsgLNzGyCPNg2Qe4Eq4c=
+github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.17.3 h1:4t+QEX7BsXz98W8W1lNvMAG+NX8qHz2CjLBxQKku40g=
+github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.17.3/go.mod h1:oFcjjUq5Hm09N9rpxTdeMeLeQcxS7mIkBkL8qUKng+A=
 github.com/aws/aws-sdk-go-v2/service/s3 v1.47.2 h1:DLSAG8zpJV2pYsU+UPkj1IEZghyBnnUsvIRs6UuXSDU=
 github.com/aws/aws-sdk-go-v2/service/s3 v1.47.2/go.mod h1:thjZng67jGsvMyVZnSxlcqKyLwB0XTG8bHIRZPTJ+Bs=
+github.com/aws/aws-sdk-go-v2/service/s3 v1.52.0 h1:k7gL76sSR0e2pLphjfmjD/+pDDtoOHvWp8ezpTsdyes=
+github.com/aws/aws-sdk-go-v2/service/s3 v1.52.0/go.mod h1:MGTaf3x/+z7ZGugCGvepnx2DS6+caCYYqKhzVoLNYPk=
 github.com/aws/aws-sdk-go-v2/service/sso v1.12.8 h1:5cb3D6xb006bPTqEfCNaEA6PPEfBXxxy4NNeX/44kGk=
 github.com/aws/aws-sdk-go-v2/service/sso v1.12.8/go.mod h1:GNIveDnP+aE3jujyUSH5aZ/rktsTM5EvtKnCqBZawdw=
+github.com/aws/aws-sdk-go-v2/service/sso v1.20.2 h1:XOPfar83RIRPEzfihnp+U6udOveKZJvPQ76SKWrLRHc=
+github.com/aws/aws-sdk-go-v2/service/sso v1.20.2/go.mod h1:Vv9Xyk1KMHXrR3vNQe8W5LMFdTjSeWk0gBZBzvf3Qa0=
 github.com/aws/aws-sdk-go-v2/service/ssooidc v1.14.8 h1:NZaj0ngZMzsubWZbrEFSB4rgSQRbFq38Sd6KBxHuOIU=
 github.com/aws/aws-sdk-go-v2/service/ssooidc v1.14.8/go.mod h1:44qFP1g7pfd+U+sQHLPalAPKnyfTZjJsYR4xIwsJy5o=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.23.2 h1:pi0Skl6mNl2w8qWZXcdOyg197Zsf4G97U7Sso9JXGZE=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.23.2/go.mod h1:JYzLoEVeLXk+L4tn1+rrkfhkxl6mLDEVaDSvGq9og90=
 github.com/aws/aws-sdk-go-v2/service/sts v1.18.9 h1:Qf1aWwnsNkyAoqDqmdM3nHwN78XQjec27LjM6b9vyfI=
 github.com/aws/aws-sdk-go-v2/service/sts v1.18.9/go.mod h1:yyW88BEPXA2fGFyI2KCcZC3dNpiT0CZAHaF+i656/tQ=
+github.com/aws/aws-sdk-go-v2/service/sts v1.28.4 h1:Ppup1nVNAOWbBOrcoOxaxPeEnSFB2RnnQdguhXpmeQk=
+github.com/aws/aws-sdk-go-v2/service/sts v1.28.4/go.mod h1:+K1rNPVyGxkRuv9NNiaZ4YhBFuyw2MMA9SlIJ1Zlpz8=
 github.com/aws/smithy-go v1.13.5/go.mod h1:Tg+OJXh4MB2R/uN61Ko2f6hTZwB/ZYGOtib8J3gBHzA=
 github.com/aws/smithy-go v1.18.1 h1:pOdBTUfXNazOlxLrgeYalVnuTpKreACHtc62xLwIB3c=
 github.com/aws/smithy-go v1.18.1/go.mod h1:NukqUGpCZIILqqiV0NIjeFh24kd/FAa4beRb6nbIUPE=
+github.com/aws/smithy-go v1.20.1 h1:4SZlSlMr36UEqC7XOyRVb27XMeZubNcBNN+9IgEPIQw=
+github.com/aws/smithy-go v1.20.1/go.mod h1:krry+ya/rV9RDcV/Q16kpu6ypI4K2czasz0NC3qS14E=
 github.com/cpuguy83/go-md2man/v2 v2.0.2 h1:p1EgwI/C7NhT0JmVkwCD2ZBK8j4aeHQX2pMHHBfMQ6w=
 github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/cpuguy83/go-md2man/v2 v2.0.3 h1:qMCsGGgs+MAzDFyp9LpAe1Lqy/fY/qCovCm0qnXZOBM=
+github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
 github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
@@ -54,9 +92,15 @@ github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQD
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/urfave/cli/v2 v2.25.1 h1:zw8dSP7ghX0Gmm8vugrs6q9Ku0wzweqPyshy+syu9Gw=
 github.com/urfave/cli/v2 v2.25.1/go.mod h1:GHupkWPMM0M/sj1a2b4wUrWBPzazNrIjouW6fmdJLxc=
+github.com/urfave/cli/v2 v2.27.1 h1:8xSQ6szndafKVRmfyeUMxkNUJQMjL1F2zmsZ+qHpfho=
+github.com/urfave/cli/v2 v2.27.1/go.mod h1:8qnjx1vcq5s2/wpsqoZFndg2CE5tNFyrTvS6SinrnYQ=
 github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 h1:bAn7/zixMGCfxrRTfdpNzjtPYqr8smhKouy9mxVdGPU=
 github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673/go.mod h1:N3UwUGtsrSj3ccvlPHLoLsHnpR27oXr4ZE984MbSER8=
+github.com/xrash/smetrics v0.0.0-20240312152122-5f08fbb34913 h1:+qGGcbkzsfDQNPPe9UDgpxAWQrhbbBXOYJFQDq/dtJw=
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 golang.org/x/sync v0.5.0 h1:60k92dhOjHxJkrqnwsfl8KuaHbn/5dl0lUPUklKo3qE=
 golang.org/x/sync v0.5.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
+golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
diff --git a/mem_concat.go b/mem_concat.go
@@ -187,12 +187,14 @@ func uploadObject(ctx context.Context, client *s3.Client, bucket, key string, da
 }
 func uploadPart(ctx context.Context, client *s3.Client, uploadId, bucket, key string, data []byte, partNum *int32) (*s3.UploadPartOutput, error) {
 
+	body := io.ReadSeeker(bytes.NewReader(data))
+
 	rc, err := client.UploadPart(ctx, &s3.UploadPartInput{
 		UploadId:          &uploadId,
 		Bucket:            &bucket,
 		Key:               &key,
 		PartNumber:        partNum,
-		Body:              bytes.NewReader(data),
+		Body:              body,
 		ChecksumAlgorithm: types.ChecksumAlgorithmSha256,
 	})
 

diff --git a/s3tar.go b/s3tar.go
@@ -10,6 +10,7 @@ import (
 	"context"
 	"fmt"
 	"github.com/aws/aws-sdk-go-v2/service/s3"
+	"io"
 	"log"
 	"path/filepath"
 	"sort"
@@ -606,6 +607,10 @@ func findMinimumPartSize(finalSizeBytes, userMaxSize int64) int64 {
 	const fiveMB = beginningPad
 	partSize := int64(fiveMB)
 
+	if userMaxSize > 0 {
+		partSize = userMaxSize * 1024 * 1024
+	}
+
 	for ; partSize <= partSizeMax; partSize = partSize + fiveMB {
 		if finalSizeBytes/int64(partSize) < maxPartNumLimit {
 			break
@@ -703,7 +708,7 @@ func concatObjects(ctx context.Context, client *s3.Client, trimFirstBytes int, o
 				Key:        &key,
 				PartNumber: &partNum,
 				UploadId:   &uploadId,
-				Body:       bytes.NewReader(object.Data),
+				Body:       io.ReadSeeker(bytes.NewReader(object.Data)),
 			}
 			swg.Add()
 			go func(input *s3.UploadPartInput) {