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2654a93132
* chore: Fix golangci-lint configuration and patch errors Due to misconfiguration of a linting rules directory, our linter has not been working properly. This change fixes the configuration issue, and all remaining linting errors. * Fix race in peer logging * Fix race and return * Lock on bufferred amount low * Fix mutex lock
67 lines
2.1 KiB
Go
67 lines
2.1 KiB
Go
package terraform
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import (
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"context"
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"encoding/json"
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"os"
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"github.com/hashicorp/terraform-config-inspect/tfconfig"
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"golang.org/x/xerrors"
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"github.com/coder/coder/provisionersdk/proto"
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)
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// Parse extracts Terraform variables from source-code.
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func (*terraform) Parse(_ context.Context, request *proto.Parse_Request) (*proto.Parse_Response, error) {
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module, diags := tfconfig.LoadModule(request.Directory)
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if diags.HasErrors() {
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return nil, xerrors.Errorf("load module: %w", diags.Err())
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}
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parameters := make([]*proto.ParameterSchema, 0, len(module.Variables))
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for _, v := range module.Variables {
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schema, err := convertVariableToParameter(v)
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if err != nil {
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return nil, xerrors.Errorf("convert variable %q: %w", v.Name, err)
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}
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parameters = append(parameters, schema)
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}
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return &proto.Parse_Response{
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ParameterSchemas: parameters,
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}, nil
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}
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// Converts a Terraform variable to a provisioner parameter.
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func convertVariableToParameter(variable *tfconfig.Variable) (*proto.ParameterSchema, error) {
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schema := &proto.ParameterSchema{
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Name: variable.Name,
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Description: variable.Description,
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Sensitive: variable.Sensitive,
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ValidationValueType: variable.Type,
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}
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if variable.Default != nil {
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defaultData, err := json.Marshal(variable.Default)
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if err != nil {
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return nil, xerrors.Errorf("parse variable %q default: %w", variable.Name, err)
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}
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schema.DefaultValue = string(defaultData)
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}
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if len(variable.Validations) > 0 && variable.Validations[0].Condition != nil {
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// Terraform can contain multiple validation blocks, but it's used sparingly
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// from what it appears.
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validation := variable.Validations[0]
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filedata, err := os.ReadFile(variable.Pos.Filename)
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if err != nil {
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return nil, xerrors.Errorf("read file %q: %w", variable.Pos.Filename, err)
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}
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schema.ValidationCondition = string(filedata[validation.Condition.Range().Start.Byte:validation.Condition.Range().End.Byte])
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schema.ValidationError = validation.ErrorMessage
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schema.ValidationTypeSystem = proto.ParameterSchema_HCL
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}
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return schema, nil
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}
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