hpa recommender fluctuation-threshold 默认值不生效

[maoqide]

What type of PR is this?

bug fix

What this PR does / why we need it:

修复 hpa recommender 未在配置中指定 fluctuation-threshold 时，创建 recommend 失败的问题。

通过 RecommendationRule 创建 HPA 的 recommend 时，报错如下： E0228 11:30:47.033358 73667 manager.go:180] RecommendationRule(workloads-rule-test) Target(default/xxxxxxxxxx): recommender "HPA" failed at recommend policy phase: HPA checkFluctuation failed: strconv.ParseFloat: parsing "": invalid syntax

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

[github-actions[bot]]

🎉 Successfully Build Images. Now Support ARM Platforms. Comment Post Time: 2024-02-28 11:59 Git Version: 61d8197

Docker Registry

Overview: https://hub.docker.com/u/gocrane

Image	Pull Command
crane-agent:pr-897-61d8197	docker pull gocrane/crane-agent:pr-897-61d8197
dashboard:pr-897-61d8197	docker pull gocrane/dashboard:pr-897-61d8197
metric-adapter:pr-897-61d8197	docker pull gocrane/metric-adapter:pr-897-61d8197
craned:pr-897-61d8197	docker pull gocrane/craned:pr-897-61d8197

Quick Deploy - Helm

helm repo add crane https://finops-helm.pkg.coding.net/gocrane/gocrane
helm install crane -n crane-system --create-namespace \
                   --set craned.image.repository=gocrane/craned \
                   --set craned.image.tag=pr-897-61d8197 \
                   --set metricAdapter.image.repository=gocrane/metric-adapter \
                   --set metricAdapter.image.tag=pr-897-61d8197 \
                   --set craneAgent.image.repository=gocrane/crane-agent \
                   --set craneAgent.image.tag=pr-897-61d8197 \
                   --set cranedDashboard.image.repository=gocrane/dashboard \
                   --set cranedDashboard.image.tag=pr-897-61d8197 crane/crane

---

Coding Registry

Overview: https://finops.coding.net/public-artifacts/gocrane/crane/packages

Image	Pull Command
crane-agent:pr-897-61d8197	docker pull finops-docker.pkg.coding.net/gocrane/crane/crane-agent:pr-897-61d8197
dashboard:pr-897-61d8197	docker pull finops-docker.pkg.coding.net/gocrane/crane/dashboard:pr-897-61d8197
metric-adapter:pr-897-61d8197	docker pull finops-docker.pkg.coding.net/gocrane/crane/metric-adapter:pr-897-61d8197
craned:pr-897-61d8197	docker pull finops-docker.pkg.coding.net/gocrane/crane/craned:pr-897-61d8197

Quick Deploy - Helm

helm repo add crane https://finops-helm.pkg.coding.net/gocrane/gocrane
helm install crane -n crane-system --create-namespace \
                   --set craned.image.repository=finops-docker.pkg.coding.net/gocrane/crane/craned \
                   --set craned.image.tag=pr-897-61d8197 \
                   --set metricAdapter.image.repository=finops-docker.pkg.coding.net/gocrane/crane/metric-adapter \
                   --set metricAdapter.image.tag=pr-897-61d8197 \
                   --set craneAgent.image.repository=finops-docker.pkg.coding.net/gocrane/crane/crane-agent \
                   --set craneAgent.image.tag=pr-897-61d8197 \
                   --set cranedDashboard.image.repository=finops-docker.pkg.coding.net/gocrane/crane/dashboard \
                   --set cranedDashboard.image.tag=pr-897-61d8197 crane/crane

---

Ghcr Registry

Overview: https://github.com/orgs/gocrane/packages?repo_name=crane

Image	Pull Command
crane-agent:pr-897-61d8197	docker pull ghcr.io/gocrane/crane/crane-agent:pr-897-61d8197
dashboard:pr-897-61d8197	docker pull ghcr.io/gocrane/crane/dashboard:pr-897-61d8197
metric-adapter:pr-897-61d8197	docker pull ghcr.io/gocrane/crane/metric-adapter:pr-897-61d8197
craned:pr-897-61d8197	docker pull ghcr.io/gocrane/crane/craned:pr-897-61d8197

Quick Deploy - Helm

helm repo add crane https://finops-helm.pkg.coding.net/gocrane/gocrane
helm install crane -n crane-system --create-namespace \
                   --set craned.image.repository=ghcr.io/gocrane/crane/craned \
                   --set craned.image.tag=pr-897-61d8197 \
                   --set metricAdapter.image.repository=ghcr.io/gocrane/crane/metric-adapter \
                   --set metricAdapter.image.tag=pr-897-61d8197 \
                   --set craneAgent.image.repository=ghcr.io/gocrane/crane/crane-agent \
                   --set craneAgent.image.tag=pr-897-61d8197 \
                   --set cranedDashboard.image.repository=ghcr.io/gocrane/crane/dashboard \
                   --set cranedDashboard.image.tag=pr-897-61d8197 crane/crane