88"os"
99"path/filepath"
1010"strings"
11+ "text/template"
1112
1213"github.com/google/uuid"
1314"golang.org/x/xerrors"
@@ -377,6 +378,45 @@ func TarWithOptions(ctx context.Context, logger slog.Logger, responses *Response
377378
378379logger .Debug (context .Background (),"extra file written" ,slog .F ("name" ,name ),slog .F ("bytes_written" ,n ))
379380}
381+
382+ // Write a main.tf with the appropriate parameters. This is to write terraform
383+ // that matches the parameters defined in the responses. Dynamic parameters
384+ // parsed these, even in the echo provisioner.
385+ var mainTF bytes.Buffer
386+ for _ ,respPlan := range responses .ProvisionPlan {
387+ plan := respPlan .GetPlan ()
388+ if plan == nil {
389+ continue
390+ }
391+
392+ for _ ,param := range plan .Parameters {
393+ paramTF ,err := ParameterTerraform (param )
394+ if err != nil {
395+ return nil ,xerrors .Errorf ("parameter terraform: %w" ,err )
396+ }
397+ mainTF .WriteString (paramTF )
398+ }
399+ }
400+
401+ if mainTF .Len ()> 0 {
402+ mainTFData := `
403+ terraform {
404+ required_providers {
405+ coder = {
406+ source = "coder/coder"
407+ }
408+ }
409+ }
410+ ` + mainTF .String ()
411+
412+ _ = writer .WriteHeader (& tar.Header {
413+ Name :`main.tf` ,
414+ Size :int64 (len (mainTFData )),
415+ Mode :0o644 ,
416+ })
417+ _ ,_ = writer .Write ([]byte (mainTFData ))
418+ }
419+
380420// `writer.Close()` function flushes the writer buffer, and adds extra padding to create a legal tarball.
381421err := writer .Close ()
382422if err != nil {
@@ -385,6 +425,65 @@ func TarWithOptions(ctx context.Context, logger slog.Logger, responses *Response
385425return buffer .Bytes (),nil
386426}
387427
428+ // ParameterTerraform will create a Terraform data block for the provided parameter.
429+ func ParameterTerraform (param * proto.RichParameter ) (string ,error ) {
430+ tmpl := template .Must (template .New ("parameter" ).Funcs (map [string ]any {
431+ "showValidation" :func (v * proto.RichParameter )bool {
432+ return v != nil && (v .ValidationMax != nil || v .ValidationMin != nil ||
433+ v .ValidationError != "" || v .ValidationRegex != "" ||
434+ v .ValidationMonotonic != "" )
435+ },
436+ }).Parse (`
437+ data "coder_parameter" "{{ .Name }}" {
438+ name = "{{ .Name }}"
439+ display_name = "{{ .DisplayName }}"
440+ description = "{{ .Description }}"
441+ icon = "{{ .Icon }}"
442+ mutable = {{ .Mutable }}
443+ ephemeral = {{ .Ephemeral }}
444+ order = {{ .Order }}
445+ {{- if .DefaultValue }}
446+ default = "{{ .DefaultValue }}"
447+ {{- end }}
448+ {{- if .Type }}
449+ type = "{{ .Type }}"
450+ {{- end }}
451+ {{- if .FormType }}
452+ form_type = "{{ .FormType }}"
453+ {{- end }}
454+ {{- range .Options }}
455+ option {
456+ name = "{{ .Name }}"
457+ value = "{{ .Value }}"
458+ }
459+ {{- end }}
460+ {{- if showValidation .}}
461+ validation {
462+ {{- if .ValidationRegex }}
463+ regex = "{{ .ValidationRegex }}"
464+ {{- end }}
465+ {{- if .ValidationError }}
466+ error = "{{ .ValidationError }}"
467+ {{- end }}
468+ {{- if .ValidationMin }}
469+ min = {{ .ValidationMin }}
470+ {{- end }}
471+ {{- if .ValidationMax }}
472+ max = {{ .ValidationMax }}
473+ {{- end }}
474+ {{- if .ValidationMonotonic }}
475+ monotonic = {{ .ValidationMonotonic }}
476+ {{- end }}
477+ }
478+ {{- end }}
479+ }
480+ ` ))
481+
482+ var buf bytes.Buffer
483+ err := tmpl .Execute (& buf ,param )
484+ return buf .String (),err
485+ }
486+
388487func WithResources (resources []* proto.Resource )* Responses {
389488return & Responses {
390489Parse :ParseComplete ,