vcsim: Gen enc key w default provider on createvm

[akutz]

Description

This patch adds support to vcsim for generating encryption keys using the default provider (if one exists) for new VMs that specify they are to be encrypted, but do not specify a key ID or provider ID.

Closes: NA

Type of change

Please mark options that are relevant:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• Build related change

How Has This Been Tested?

$ go test -v -count 1 -run 'TestCreateVmWithDefaultKeyProvider|TestCreateVmWithGeneratedKey|TestEncryptDecryptVM' ./simulator
=== RUN   TestEncryptDecryptVM
=== RUN   TestEncryptDecryptVM/encrypt
=== RUN   TestEncryptDecryptVM/encrypt_w_default_key_provider
=== RUN   TestEncryptDecryptVM/encrypt_w_generated_key
=== RUN   TestEncryptDecryptVM/encrypt_w_already_encrypted
=== RUN   TestEncryptDecryptVM/encrypt_w_powered_on
=== RUN   TestEncryptDecryptVM/encrypt_w_snapshots
=== RUN   TestEncryptDecryptVM/decrypt
=== RUN   TestEncryptDecryptVM/decrypt_w_not_encrypted
=== RUN   TestEncryptDecryptVM/decrypt_w_powered_on
=== RUN   TestEncryptDecryptVM/decrypt_w_snapshots
=== RUN   TestEncryptDecryptVM/deep_recrypt
=== RUN   TestEncryptDecryptVM/deep_recrypt_w_default_key_provider
=== RUN   TestEncryptDecryptVM/deep_recrypt_w_generated_key
=== RUN   TestEncryptDecryptVM/deep_recrypt_w_same_provider_id
=== RUN   TestEncryptDecryptVM/deep_recrypt_w_not_encrypted
=== RUN   TestEncryptDecryptVM/deep_recrypt_w_powered_on
=== RUN   TestEncryptDecryptVM/deep_recrypt_w_snapshots
=== RUN   TestEncryptDecryptVM/shallow_recrypt
=== RUN   TestEncryptDecryptVM/shallow_recrypt_w_default_key_provider
=== RUN   TestEncryptDecryptVM/shallow_recrypt_w_generated_key
=== RUN   TestEncryptDecryptVM/shallow_recrypt_w_same_provider_id
=== RUN   TestEncryptDecryptVM/shallow_recrypt_w_not_encrypted
=== RUN   TestEncryptDecryptVM/shallow_recrypt_w_single_snapshot_chain
=== RUN   TestEncryptDecryptVM/shallow_recrypt_w_snapshot_tree
2024/09/18 10:40:03 *types.FileAlreadyExists: /var/folders/j4/r0gh7dx10fv4j0jwdfb6hz980000gq/T/govcsim-DC0-LocalDS_0-1469873255/DC0_C0_RP0_VM0/DC0_C0_RP0_VM0-Snapshot1.vmsn
2024/09/18 10:40:03 *types.FileAlreadyExists: /var/folders/j4/r0gh7dx10fv4j0jwdfb6hz980000gq/T/govcsim-DC0-LocalDS_0-1469873255/DC0_C0_RP0_VM0/DC0_C0_RP0_VM0-Snapshot1.vmsn
2024/09/18 10:40:03 *types.FileAlreadyExists: /var/folders/j4/r0gh7dx10fv4j0jwdfb6hz980000gq/T/govcsim-DC0-LocalDS_0-1469873255/DC0_C0_RP0_VM0/DC0_C0_RP0_VM0-Snapshot2.vmsn
=== RUN   TestEncryptDecryptVM/noop
=== RUN   TestEncryptDecryptVM/register
--- PASS: TestEncryptDecryptVM (6.39s)
    --- PASS: TestEncryptDecryptVM/encrypt (0.22s)
    --- PASS: TestEncryptDecryptVM/encrypt_w_default_key_provider (0.21s)
    --- PASS: TestEncryptDecryptVM/encrypt_w_generated_key (0.24s)
    --- PASS: TestEncryptDecryptVM/encrypt_w_already_encrypted (0.24s)
    --- PASS: TestEncryptDecryptVM/encrypt_w_powered_on (0.24s)
    --- PASS: TestEncryptDecryptVM/encrypt_w_snapshots (0.24s)
    --- PASS: TestEncryptDecryptVM/decrypt (0.20s)
    --- PASS: TestEncryptDecryptVM/decrypt_w_not_encrypted (0.22s)
    --- PASS: TestEncryptDecryptVM/decrypt_w_powered_on (0.29s)
    --- PASS: TestEncryptDecryptVM/decrypt_w_snapshots (0.24s)
    --- PASS: TestEncryptDecryptVM/deep_recrypt (0.24s)
    --- PASS: TestEncryptDecryptVM/deep_recrypt_w_default_key_provider (0.22s)
    --- PASS: TestEncryptDecryptVM/deep_recrypt_w_generated_key (0.23s)
    --- PASS: TestEncryptDecryptVM/deep_recrypt_w_same_provider_id (0.20s)
    --- PASS: TestEncryptDecryptVM/deep_recrypt_w_not_encrypted (0.23s)
    --- PASS: TestEncryptDecryptVM/deep_recrypt_w_powered_on (0.21s)
    --- PASS: TestEncryptDecryptVM/deep_recrypt_w_snapshots (0.26s)
    --- PASS: TestEncryptDecryptVM/shallow_recrypt (0.32s)
    --- PASS: TestEncryptDecryptVM/shallow_recrypt_w_default_key_provider (0.26s)
    --- PASS: TestEncryptDecryptVM/shallow_recrypt_w_generated_key (0.20s)
    --- PASS: TestEncryptDecryptVM/shallow_recrypt_w_same_provider_id (0.27s)
    --- PASS: TestEncryptDecryptVM/shallow_recrypt_w_not_encrypted (0.25s)
    --- PASS: TestEncryptDecryptVM/shallow_recrypt_w_single_snapshot_chain (0.28s)
    --- PASS: TestEncryptDecryptVM/shallow_recrypt_w_snapshot_tree (0.36s)
    --- PASS: TestEncryptDecryptVM/noop (0.24s)
    --- PASS: TestEncryptDecryptVM/register (0.26s)
=== RUN   TestCreateVmWithDefaultKeyProvider
=== RUN   TestCreateVmWithDefaultKeyProvider/when_default_key_provider_exists
=== RUN   TestCreateVmWithDefaultKeyProvider/when_default_key_provider_does_not_exist
--- PASS: TestCreateVmWithDefaultKeyProvider (0.94s)
    --- PASS: TestCreateVmWithDefaultKeyProvider/when_default_key_provider_exists (0.45s)
    --- PASS: TestCreateVmWithDefaultKeyProvider/when_default_key_provider_does_not_exist (0.49s)
=== RUN   TestCreateVmWithGeneratedKey
--- PASS: TestCreateVmWithGeneratedKey (0.45s)
PASS
ok  	github.com/vmware/govmomi/simulator	8.196s

Checklist:

• My code follows the CONTRIBUTION guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged

[dougm]

Nice, lgtm

[dougm]

Thanks @akutz