sureshanaparti opened a new issue #4127:
URL: https://github.com/apache/cloudstack/issues/4127
### Description
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The template download fails immediately with error msg: Steam closed for
templates with invalid file format. The proper error message has to be reported
when the download template/ISO fails due to invalid file format.
The file format is validated in SSVM using the output of cmd: "file
<template-file> | cut -d: -f2", after downloading atleast 1MB of data.
##### ISSUE TYPE
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* Improvement Request
##### COMPONENT NAME
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Categorize the issue, e.g. API, VR, VPN, UI, etc.
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Template, SSVM
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##### CLOUDSTACK VERSION
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branch.
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4.13.0
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##### CONFIGURATION
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advanced networking, etc. N/A otherwise
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##### OS / ENVIRONMENT
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##### SUMMARY
<!-- Explain the problem/feature briefly -->
The Http template downloader in SSVM is aborting the connection immediately
for the templates with invalid file format, and the template download fails
with error msg: Stream closed as shown in below logs. The proper error message
has to be reported when the download template/ISO fails due to invalid file
format.
The file format is validated in SSVM using the output of cmd: "file
<template-file> | cut -d: -f2", after downloading atleast 1MB of data.
logs:
~~~
Jun 3 07:17:22 s-2-VM _run.sh[1312]: 07:17:22,750 INFO
HttpTemplateDownloader:207 - Starting download from http://***/****.ova to
/mnt/SecStorage/802dfb3b-f7ef-3aec-9f46-c3dc12358ac8/template/tmpl/2/210/dnld982911992150124927tmp_
remoteSize=17536495476 , max size=53687091200
Jun 3 07:17:23 s-2-VM _run.sh[1312]: 07:17:23,372 INFO
DownloadManagerImpl:270 - Download Completion for jobId:
0a4b329e-7698-4878-9d7d-0ea27c9796bd, status=UNRECOVERABLE_ERROR
Jun 3 07:17:23 s-2-VM _run.sh[1312]: 07:17:23,372 INFO
DownloadManagerImpl:271 - local:
/mnt/SecStorage/802dfb3b-f7ef-3aec-9f46-c3dc12358ac8/template/tmpl/2/210/dnld982911992150124927tmp_,
bytes=1104917, error=Stream closed, pct=0
~~~
##### STEPS TO REPRODUCE
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test-case. Use Screenshots if accurate.
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1) Take any invalid OVA/other template
Confirm the template is invalid using below steps:
- Check the template file format using cmd: "file <template-file> |
cut -d: -f2"
- Deploy VM from that template in the VMware/other respective
hypervisor directly
2) Register that template in CloudStack
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##### EXPECTED RESULTS
<!-- What did you expect to happen when running the steps above? -->
CloudStack should report error as "Invalid file format"
##### ACTUAL RESULTS
<!-- What actually happened? -->
CloudStack reports error as "Stream closed".
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