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Alerting: Export of alert rules in HCL format (#73166)

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* import hashicopr/hcl/v2
* add hcl package and export to HCL
* annotate export structs
---------

Co-authored-by: Konrad Lalik <konrad.lalik@grafana.com>
This commit is contained in:
Yuri Tseretyan
2023-09-11 11:48:23 -04:00
committed by GitHub
parent 5d89c15851
commit dce492642a
11 changed files with 308 additions and 34 deletions
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47
pkg/services/ngalert/api/api_provisioning.go
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@@ -10,6 +10,7 @@ import (
"github.com/grafana/grafana/pkg/api/response"
"github.com/grafana/grafana/pkg/infra/log"
contextmodel "github.com/grafana/grafana/pkg/services/contexthandler/model"
"github.com/grafana/grafana/pkg/services/ngalert/api/hcl"
"github.com/grafana/grafana/pkg/services/ngalert/api/tooling/definitions"
alerting_models "github.com/grafana/grafana/pkg/services/ngalert/models"
"github.com/grafana/grafana/pkg/services/ngalert/provisioning"
@@ -498,7 +499,7 @@ func extractExportRequest(c *contextmodel.ReqContext) definitions.ExportQueryPar
}
queryFormat := c.Query("format")
if queryFormat == "yaml" || queryFormat == "json" {
if queryFormat == "yaml" || queryFormat == "json" || queryFormat == "hcl" {
format = queryFormat
}
@@ -512,6 +513,10 @@ func extractExportRequest(c *contextmodel.ReqContext) definitions.ExportQueryPar
func exportResponse(c *contextmodel.ReqContext, body definitions.AlertingFileExport) response.Response {
params := extractExportRequest(c)
if params.Format == "hcl" {
return exportHcl(params.Download, body)
}
if params.Download {
r := response.JSONDownload
if params.Format == "yaml" {
@@ -526,3 +531,43 @@ func exportResponse(c *contextmodel.ReqContext, body definitions.AlertingFileExp
}
return r(http.StatusOK, body)
}
func exportHcl(download bool, body definitions.AlertingFileExport) response.Response {
resources := make([]hcl.Resource, 0, len(body.Groups)+len(body.ContactPoints)+len(body.Policies))
for idx, group := range body.Groups {
gr := group
resources = append(resources, hcl.Resource{
Type: "grafana_rule_group",
Name: fmt.Sprintf("rule_group_%04d", idx),
Body: &gr,
})
}
// TODO implement support.
// for idx, cp := range ex.ContactPoints {
// resources = append(resources, resourceBlock{
// Type: "grafana_contact_point",
// Name: fmt.Sprintf("contact_point_%d", idx),
// Body: &cp,
// })
// }
// for idx, cp := range ex.Policies {
// resources = append(resources, resourceBlock{
// Type: "grafana_notification_policy",
// Name: fmt.Sprintf("notification_policy_%d", idx),
// Body: &cp,
// })
//
hclBody, err := hcl.Encode(resources...)
if err != nil {
return response.Error(500, "body hcl encode", err)
}
resp := response.Respond(http.StatusOK, hclBody)
if download {
return resp.
SetHeader("Content-Type", "application/terraform+hcl").
SetHeader("Content-Disposition", `attachment;filename=export.tf`)
}
return resp.SetHeader("Content-Type", "text/hcl")
}