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59c7165ee1a88be17ccd409beb5b893b0adc5b21
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7 Commits

Author SHA1 Message Date
Eng Zer Jun
59c7165ee1 test: use T.TempDir to create temporary test directory 
The directory created by `T.TempDir` is automatically removed when the
test and all its subtests complete.

This commit also updates the unit test advice to use `T.TempDir` to
create temporary directory in tests.

Fixes: #3924

Reference: https://pkg.go.dev/testing#T.TempDir
Signed-off-by: Eng Zer Jun <engzerjun@gmail.com>
 2022-03-31 09:31:36 +08:00
bin
03546f75a6 runtime: change io/ioutil to io/os packages 
Change io/ioutil to io/os packages because io/ioutil package
is deprecated from 1.16:

Discard => io.Discard
NopCloser => io.NopCloser
ReadAll => io.ReadAll
ReadDir => os.ReadDir
ReadFile => os.ReadFile
TempDir => os.MkdirTemp
TempFile => os.CreateTemp
WriteFile => os.WriteFile

Details: https://go.dev/doc/go1.16#ioutil

Fixes: #3265

Signed-off-by: bin <bin@hyper.sh>
 2021-12-15 07:31:48 +08:00
Feng Wang
1cfe59304d runtime: Run QEMU using a non-root user/group 
A random generated user/group is used to start QEMU VMM process.
The /dev/kvm group owner is also added to the QEMU process to grant it access.

Fixes #2444

Signed-off-by: Feng Wang <feng.wang@databricks.com>
 2021-09-17 11:28:44 -07:00
Julio Montes
31de8eb75b runtime: pkg: fix govet fieldalignment 
Fix structures alignment

Signed-off-by: Julio Montes <julio.montes@intel.com>
 2021-07-20 10:30:30 -05:00
bin liu
40418f6d88 runtime: add geust memory dump 
When guest panic, dump guest kernel memory to host filesystem.
And also includes:
- hypervisor config
- hypervisor version
- and state of sandbox

Fixes: #1012

Signed-off-by: bin liu <bin@hyper.sh>
 2020-11-05 16:04:21 +08:00
bin liu
1b75daa00f runtime: add new command to collect metrics from Kata containers 
Add a new command to collect metrics and return metrics to Prometheus.

Signed-off-by: bin liu <bin@hyper.sh>
 2020-07-02 17:54:54 +08:00
bin liu
186fed2a11 runtime: add implementation of GetMetrics 
add implementation of `GetMetrics` for runtime.

Signed-off-by: bin liu <bin@hyper.sh>
 2020-07-02 10:58:14 +08:00