package initwd
import (
"fmt"
version "github.com/hashicorp/go-version"
"github.com/hashicorp/terraform-config-inspect/tfconfig"
"github.com/hashicorp/terraform/internal/earlyconfig"
"github.com/hashicorp/terraform/internal/modsdir"
"github.com/hashicorp/terraform/tfdiags"
)
// LoadConfig loads a full configuration tree that has previously had all of
// its dependent modules installed to the given modulesDir using a
// ModuleInstaller.
//
// This uses the early configuration loader and thus only reads top-level
// metadata from the modules in the configuration. Most callers should use
// the configs/configload package to fully load a configuration.
func LoadConfig(rootDir, modulesDir string) (*earlyconfig.Config, tfdiags.Diagnostics) {
rootMod, diags := earlyconfig.LoadModule(rootDir)
if rootMod == nil {
return nil, diags
}
manifest, err := modsdir.ReadManifestSnapshotForDir(modulesDir)
if err != nil {
diags = diags.Append(tfdiags.Sourceless(
tfdiags.Error,
"Failed to read module manifest",
fmt.Sprintf("Terraform failed to read its manifest of locally-cached modules: %s.", err),
))
return nil, diags
}
return earlyconfig.BuildConfig(rootMod, earlyconfig.ModuleWalkerFunc(
func(req *earlyconfig.ModuleRequest) (*tfconfig.Module, *version.Version, tfdiags.Diagnostics) {
var diags tfdiags.Diagnostics
key := manifest.ModuleKey(req.Path)
record, exists := manifest[key]
if !exists {
diags = diags.Append(tfdiags.Sourceless(
tfdiags.Error,
"Module not installed",
fmt.Sprintf("Module %s is not yet installed. Run \"terraform init\" to install all modules required by this configuration.", req.Path.String()),
))
return nil, nil, diags
}
mod, mDiags := earlyconfig.LoadModule(record.Dir)
diags = diags.Append(mDiags)
return mod, record.Version, diags
},
))
}