It is used to define the vmm communication interface.
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Upcall is a direct communication tool between VMM and guest developed
upon vsock. It is used to implement device hotplug.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: jingshan <jingshan@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Signed-off-by: Zizheng Bian <zizheng.bian@linux.alibaba.com>
Used to register dragonball's signal handler.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: jingshan <jingshan@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
metrics system is added for collecting Dragonball metrics to analyze the
system.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: jingshan <jingshan@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Revert this patch, after dragonball-sandbox is ready. And all
subsequent implementations are submitted.
Fixes: #4257
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Update Dragonball Readme to fix style problem and add github issue for
TODOs.
Add document for devices in dragonball. This is the document for the
current dragonball device status and we'll keep updating it when we
introduce more devices in later pull requets.
Fixes: #4257
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
Device manager to manage IO devices for a virtual machine. And added
DeviceManagerTx to provide operation transaction for device management,
added DeviceManagerContext to operation context for device management.
Fixes: #4257
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
It is used for holding guest kernel configuration information.
Fixes: #4257
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
It is used for managing a group of configuration information.
Fixes: #4257
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
The legacy devices manager is used for managing legacy devices.
Fixes: #4257
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
Console manager to manage frontend and backend console devcies.
A virtual console are composed up of two parts: frontend in virtual
machine and backend in host OS. A frontend may be serial port,
virtio-console etc, a backend may be stdio or Unix domain socket. The
manager connects the frontend with the backend.
Fixes: #4257
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: wllenyj <wllenyj@linux.alibaba.com>
Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
1. support oom event
2. use ContainerProcess to store container_id and exec_id
3. support stats
Fixes: #3785
Signed-off-by: Zhongtao Hu <zhongtaohu.tim@linux.alibaba.com>
1. service: Responsible for processing services, such as task service, image service
2. Responsible for implementing different runtimes, such as Virt-container,
Linux-container, Wasm-container
Fixes: #3785
Signed-off-by: Quanwei Zhou <quanweiZhou@linux.alibaba.com>
1. support async.
2. update ttrpc and protobuf
update ttrpc to 0.6.0
update protobuf to 2.23.0
3. support trans from oci
Fixes: #3746
Signed-off-by: Quanwei Zhou <quanweiZhou@linux.alibaba.com>
Provide functions to execute OCI hooks.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: Bin Liu <bin@hyper.sh>
Signed-off-by: Huamin Tang <huamin.thm@alibaba-inc.com>
Signed-off-by: Lei Wang <wllenyj@linux.alibaba.com>
Signed-off-by: Quanwei Zhou <quanweiZhou@linux.alibaba.com>
Add function to detect and update K8s emptyDir volume.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: Qingyuan Hou <qingyuan.hou@linux.alibaba.com>
Introduce get_devid() to get major/minor number of a block device.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: Eryu Guan <eguan@linux.alibaba.com>
Implement reflink_copy() to copy file by reflink, and fallback to normal
file copy.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: Eryu Guan <eguan@linux.alibaba.com>
Add utilities to parse NUMA information.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: Qingyuan Hou <qingyuan.hou@linux.alibaba.com>
Signed-off-by: Simon Guo <wei.guo.simon@linux.alibaba.com>
Add utilities to manipulate cgroup, currently only v1 is supported.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: He Rongguang <herongguang@linux.alibaba.com>
Signed-off-by: Jiahuan Chao <jhchao@linux.alibaba.com>
Signed-off-by: Qingyuan Hou <qingyuan.hou@linux.alibaba.com>
Signed-off-by: Quanwei Zhou <quanweiZhou@linux.alibaba.com>
Signed-off-by: Tim Zhang <tim@hyper.sh>
Add some wrappers for mount and fs syscall.
Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: Bin Liu <bin@hyper.sh>
Signed-off-by: Fupan Li <lifupan@gmail.com>
Signed-off-by: Huamin Tang <huamin.thm@alibaba-inc.com>
Signed-off-by: Lei Wang <wllenyj@linux.alibaba.com>
Signed-off-by: Quanwei Zhou <quanweiZhou@linux.alibaba.com>
