Add support for reading and changing SyncTimeWithHost option

[tkak]

This PR adds support for reading and changing SyncTimeWithHost option of ToolsConfigInfo with govc. The example is as follows.

$ govc vm.change -h
Usage: govc vm.change [OPTIONS]

Options:
  -c=0                                      Number of CPUs
  -cert=                                    Certificate [GOVC_CERTIFICATE]
  -dc=                                      Datacenter [GOVC_DATACENTER]
  -debug=false                              Store debug logs [GOVC_DEBUG]
  -dump=false                               Enable output dump
  -e=[]                                     ExtraConfig. <key>=<value>
  -g=                                       Guest OS
  -json=false                               Enable JSON output
  -k=true                                   Skip verification of server certificate [GOVC_INSECURE]
  -key=                                     Private key [GOVC_PRIVATE_KEY]
  -m=0                                      Size in MB of memory
  -name=                                    Display name
  -nested-hv-enabled=<nil>                  Enable nested hardware-assisted virtualization
  -persist-session=true                     Persist session to disk [GOVC_PERSIST_SESSION]
  -sync-time-with-host-enabled=<nil>        Enable SyncTimeWithHost
  -u=https://@avcenter501z.ms.jp.local/sdk  ESX or vCenter URL [GOVC_URL]
  -vim-namespace=urn:vim25                  Vim namespace [GOVC_VIM_NAMESPACE]
  -vim-version=6.0                          Vim version [GOVC_VIM_VERSION]
  -vm=                                      Virtual machine [GOVC_VM]
  -vm.dns=                                  Find VM by FQDN
  -vm.ip=                                   Find VM by IP address
  -vm.ipath=                                Find VM by inventory path
  -vm.path=                                 Find VM by path to .vmx file
  -vm.uuid=                                 Find VM by instance UUID
$ govc vm.change -sync-time-with-host-enabled=false -vm=/DC-1/vm/test-1

$ govc vm.info -h
Usage: govc vm.info [OPTIONS]

Options:
  -cert=                                    Certificate [GOVC_CERTIFICATE]
  -dc=                                      Datacenter [GOVC_DATACENTER]
  -debug=false                              Store debug logs [GOVC_DEBUG]
  -dump=false                               Enable output dump
  -e=false                                  Show ExtraConfig
  -g=true                                   Show general summary
  -json=false                               Enable JSON output
  -k=true                                   Skip verification of server certificate [GOVC_INSECURE]
  -key=                                     Private key [GOVC_PRIVATE_KEY]
  -persist-session=true                     Persist session to disk [GOVC_PERSIST_SESSION]
  -r=false                                  Show resource summary
  -t=false                                  Show ToolsConfig
  -u=https://@avcenter501z.ms.jp.local/sdk  ESX or vCenter URL [GOVC_URL]
  -vim-namespace=urn:vim25                  Vim namespace [GOVC_VIM_NAMESPACE]
  -vim-version=6.0                          Vim version [GOVC_VIM_VERSION]
  -vm.dns=                                  Find VM by FQDN
  -vm.ip=                                   Find VM by IP address
  -vm.ipath=                                Find VM by inventory path
  -vm.path=                                 Find VM by path to .vmx file
  -vm.uuid=                                 Find VM by instance UUID
  -waitip=false                             Wait for VM to acquire IP address
$ govc vm.info -t /DC-1/vm/test-1
Name:           test-1
  Path:         /DC-1/vm/test-1
  UUID:         4206ca82-2a01-9c81-3422-94e6956c6e3e
  Guest name:   CentOS 4/5/6/7 (64-bit)
  Memory:       2048MB
  CPU:          2 vCPU(s)
  Power state:  poweredOff
  Boot time:    <nil>
  IP address:
  Host:         xxx
  ToolsConfigInfo:
    ToolsVersion:          9355
    AfterPowerOn:          true
    AfterResume:           true
    BeforeGuestStandby:    true
    BeforeGuestShutdown:   true
    BeforeGuestReboot:     <nil>
    ToolsUpgradePolicy:    upgradeAtPowerCycle
    PendingCustomization:
    SyncTimeWithHost:      false

References:

• https://www.vmware.com/support/developer/vc-sdk/visdk41pubs/ApiReference/vim.vm.ToolsConfigInfo.html

[vmwclabot]

@tkak, you must sign our contributor license agreement before your changes are merged. Click here to sign the agreement. If you are a VMware employee, read this for further instruction.

[dougm]

@tkak thanks, looks great. I believe you signed the old CLA form, would you mind re-signing with the new system?

[dougm]

@tkak any issue with signing the CLA form?

[vmwclabot]

@tkak, VMware has approved your signed contributor license agreement.

[dougm]

thanks @tkak !

[tkak]

@dougm Thanks!