2022-11-03 21:28:42 +00:00
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# Crosvm End to End Tests
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2020-11-10 17:34:56 +00:00
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2022-01-25 23:14:43 +00:00
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These tests run a crosvm VM on the host to verify end to end behavior. They use a prebuilt guest
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kernel and rootfs, which is downloaded from google cloud storage.
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2020-11-10 17:34:56 +00:00
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2023-07-21 10:51:00 +00:00
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The e2e_tests can be executed by:
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`$ ./tools/run_tests2 --dut=vm -E 'rdeps(e2e_tests)'`
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2020-11-10 17:34:56 +00:00
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## Running with locally built kernel/rootfs
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2022-01-25 23:14:43 +00:00
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If the test needs to run offline, or you want to make changes to the kernel or rootfs, you have to
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specify the environment variables `CROSVM_CARGO_TEST_KERNEL_BINARY` and
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`CROSVM_CARGO_TEST_ROOTFS_IMAGE` to point to the right files.
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2020-11-10 17:34:56 +00:00
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The use_local_build.sh script does this for you:
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2022-01-25 23:14:43 +00:00
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`$ source guest_under_test/use_local_build.sh`
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2020-11-10 17:34:56 +00:00
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## Uploading prebuilts
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2022-01-25 23:14:43 +00:00
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Note: Only Googlers with access to the crosvm-testing cloud storage bin can upload prebuilts.
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2020-11-10 17:34:56 +00:00
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2022-01-25 23:14:43 +00:00
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To upload the modified rootfs, you will have to uprev the `PREBUILT_VERSION` variable in:
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2020-11-10 17:34:56 +00:00
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- `./guest_under_test/PREBUILT_VERSION`
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2022-10-24 06:59:15 +00:00
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and [request a permission](http://go/crosvm/infra.md?cl=head#access-on-demand-to-upload-artifacts)
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2023-09-27 02:02:41 +00:00
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to become a member of the `crosvm-policy-uploader` group.
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Then run the upload script to build and upload the new prebuilts.
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```sh
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# Install QEMU-user-static to build aarch64 images
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$ sudo apt install binfmt-support qemu-user-static
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# Register binfmt_misc entries
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$ docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
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# Build and upload the new artifacts
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$ ./guest_under_test/upload_prebuilts.sh
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```
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**Never** try to modify an existing prebuilt as the new images may break tests in older versions.
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