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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,38 @@ | ||
| --- | ||
| page_title: "MetaKube: metakube_k8s_version" | ||
| --- | ||
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| # metakube_k8s_version | ||
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| Get the latest supported kubernetes version matching `major` & `minor`. | ||
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| ## Example Usage | ||
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| Get the latest supported patch of Kubernetes v1.21.x: | ||
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| ```hcl | ||
| data "metakube_k8s_version" "example" { | ||
| major = "1" | ||
| minor = "21" | ||
| } | ||
| resource "metakube_cluster" "foo" { | ||
| # ... | ||
| spec { | ||
| version = data.metakube_k8s_version.example.version | ||
| # ... | ||
| } | ||
| # ... | ||
| } | ||
| ``` | ||
| ## Argument Reference | ||
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| The following arguments are supported: | ||
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| * `major` - (Optional) Major version, defaults to the latest available. | ||
| * `minor` - (Optional) Minor version, cannot be specified without `major`, defaults to the latest available. | ||
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| ## Attributes Reference | ||
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| The only attribute exported is: | ||
| * `version`: The latest Kubernetes version supported by MetaKube matching `major` and `minor`. |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| package metakube | ||
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| import ( | ||
| "context" | ||
| "golang.org/x/mod/semver" | ||
| "strings" | ||
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| "github.com/hashicorp/terraform-plugin-sdk/v2/diag" | ||
| "github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema" | ||
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| "github.com/syseleven/go-metakube/client/versions" | ||
| ) | ||
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| func dataSourceMetakubeK8sClusterVersion() *schema.Resource { | ||
| return &schema.Resource{ | ||
| ReadContext: dataSourceMetakubeK8sClusterVersionRead, | ||
| Schema: map[string]*schema.Schema{ | ||
| "major": { | ||
| Type: schema.TypeString, | ||
| Optional: true, | ||
| Description: "Kubernetes cluster major version", | ||
| }, | ||
| "minor": { | ||
| Type: schema.TypeString, | ||
| Optional: true, | ||
| RequiredWith: []string{"major"}, | ||
| Description: "Kubernetes cluster minor version", | ||
| }, | ||
| "version": { | ||
| Type: schema.TypeString, | ||
| Computed: true, | ||
| Description: "The latest version of kubernetes cluster that satisfies specification and supported by MetaKube", | ||
| }, | ||
| }, | ||
| } | ||
| } | ||
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| func dataSourceMetakubeK8sClusterVersionRead(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics { | ||
| k := meta.(*metakubeProviderMeta) | ||
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| partialVersionSpec := "" | ||
| if v, ok := d.GetOk("major"); ok { | ||
| partialVersionSpec = v.(string) | ||
| } | ||
| if v, ok := d.GetOk("minor"); ok { | ||
| partialVersionSpec += "." + v.(string) | ||
| } | ||
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| p := versions.NewGetMasterVersionsParams().WithContext(ctx) | ||
| r, err := k.client.Versions.GetMasterVersions(p, k.auth) | ||
| if err != nil { | ||
| return diag.Errorf("%s", stringifyResponseError(err)) | ||
| } | ||
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| var all []string | ||
| for _, item := range r.Payload { | ||
| if item != nil { | ||
| all = append(all, item.Version.(string)) | ||
| } | ||
| } | ||
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| var available []string | ||
| for _, v := range all { | ||
| if strings.Index(v, partialVersionSpec) == 0 { | ||
| available = append(available, v) | ||
| } | ||
| } | ||
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| if len(available) == 0 { | ||
| return diag.Errorf("found following versions but did not match specification: %s", strings.Join(all, " ")) | ||
| } | ||
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| latest := available[0] | ||
| for _, v := range available { | ||
| if semver.Compare("v"+v, "v"+latest) > 0 { | ||
| latest = v | ||
| } | ||
| } | ||
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| d.SetId(latest) | ||
| d.Set("version", latest) | ||
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| return nil | ||
| } |
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