69 lines
1.4 KiB
Go
69 lines
1.4 KiB
Go
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package command
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import (
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"fmt"
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"os"
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"github.com/hashicorp/terraform/config"
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"github.com/hashicorp/terraform/terraform"
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)
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func PlanArg(
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path string,
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statePath string,
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tf *terraform.Terraform) (*terraform.Plan, error) {
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// First try to just read the plan directly from the path given.
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f, err := os.Open(path)
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if err == nil {
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plan, err := terraform.ReadPlan(f)
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f.Close()
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if err == nil {
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return plan, nil
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}
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}
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if statePath != "" {
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if _, err := os.Stat(statePath); err != nil {
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return nil, fmt.Errorf(
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"There was an error reading the state file. The path\n"+
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"and error are shown below. If you're trying to build a\n"+
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"brand new infrastructure, explicitly pass the '-init'\n"+
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"flag to Terraform to tell it it is okay to build new\n"+
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"state.\n\n"+
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"Path: %s\n"+
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"Error: %s",
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statePath,
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err)
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}
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}
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// Load up the state
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var state *terraform.State
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if statePath != "" {
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f, err := os.Open(statePath)
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if err == nil {
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state, err = terraform.ReadState(f)
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f.Close()
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}
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if err != nil {
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return nil, fmt.Errorf("Error loading state: %s", err)
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}
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}
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config, err := config.Load(path)
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if err != nil {
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return nil, fmt.Errorf("Error loading config: %s", err)
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}
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plan, err := tf.Plan(&terraform.PlanOpts{
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Config: config,
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State: state,
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})
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if err != nil {
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return nil, fmt.Errorf("Error running plan: %s", err)
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}
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return plan, nil
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}
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