78 lines
1.6 KiB
Go
78 lines
1.6 KiB
Go
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package main
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import (
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"bytes"
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"fmt"
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"io"
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"log"
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yaml "gopkg.in/yaml.v2"
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"novit.tech/direktil/local-server/pkg/clustersconfig"
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)
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func (ctx *renderContext) renderBootstrapPods() (pods []namePod) {
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if ctx.Cluster.BootstrapPods == "" {
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return
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}
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bootstrapPods, ok := src.BootstrapPods[ctx.Cluster.BootstrapPods]
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if !ok {
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log.Fatalf("no bootstrap pods template named %q", ctx.Cluster.BootstrapPods)
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}
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// render bootstrap pods
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parts := bytes.Split(ctx.renderHostTemplates("bootstrap-pods", bootstrapPods), []byte("\n---\n"))
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for _, part := range parts {
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buf := bytes.NewBuffer(part)
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dec := yaml.NewDecoder(buf)
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for n := 0; ; n++ {
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str := buf.String()
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podMap := map[string]interface{}{}
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err := dec.Decode(podMap)
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if err == io.EOF {
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break
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} else if err != nil {
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log.Fatalf("bootstrap pod %d: failed to parse: %v\n%s", n, err, str)
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}
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if len(podMap) == 0 {
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continue
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}
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if podMap["metadata"] == nil {
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log.Fatalf("bootstrap pod %d: no metadata\n%s", n, buf.String())
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}
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md := podMap["metadata"].(map[interface{}]interface{})
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namespace := md["namespace"].(string)
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name := md["name"].(string)
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pods = append(pods, namePod{namespace, name, podMap})
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}
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}
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return
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}
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func (ctx *renderContext) renderHostTemplates(setName string,
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templates []*clustersconfig.Template) []byte {
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log.Print("rendering host templates in ", setName)
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buf := &bytes.Buffer{}
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for _, t := range templates {
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log.Print("- template: ", setName, ": ", t.Name)
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fmt.Fprintf(buf, "---\n# %s: %s\n", setName, t.Name)
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ctx.renderConfigTo(buf, t)
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fmt.Fprintln(buf)
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}
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return buf.Bytes()
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}
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