add artifact precheck

[redscholar]

What type of PR is this?

/kind feature

What this PR does / why we need it:

1. add artifact precheck
2. add default hostname (localhost) to represent local mechine if inventory not set.
3. fix local file watcher invalid

Which issue(s) this PR fixes:

Fixes #

Special notes for reviewers:

Does this PR introduced a user-facing change?

add artifact precheck
add default hostname (localhost) to represent local mechine if inventory not set.
fix local file watcher invalid

Additional documentation, usage docs, etc.:

[pixiake]

/lgtm
/approve

[ks-ci-bot]

LGTM label has been added.

Details

Git tree hash: 81038c91550e51f10a45f3fc265c7e944e07ae41

[ks-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ImitationImmortal, pixiake

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• OWNERS [pixiake]

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