mirror of
https://github.com/opentofu/opentofu.git
synced 2024-12-28 01:41:48 -06:00
105 lines
2.4 KiB
Go
105 lines
2.4 KiB
Go
package command
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import (
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"bytes"
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"fmt"
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"sort"
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"strings"
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"github.com/hashicorp/terraform/terraform"
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"github.com/mitchellh/colorstring"
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)
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// FormatPlan takes a plan and returns a
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func FormatPlan(p *terraform.Plan, c *colorstring.Colorize) string {
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if p.Diff == nil || p.Diff.Empty() {
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return "This plan does nothing."
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}
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if c == nil {
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c = &colorstring.Colorize{
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Colors: colorstring.DefaultColors,
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Reset: false,
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}
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}
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buf := new(bytes.Buffer)
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// We want to output the resources in sorted order to make things
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// easier to scan through, so get all the resource names and sort them.
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names := make([]string, 0, len(p.Diff.Resources))
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for name, _ := range p.Diff.Resources {
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names = append(names, name)
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}
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sort.Strings(names)
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// Go through each sorted name and start building the output
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for _, name := range names {
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rdiff := p.Diff.Resources[name]
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// Determine the color for the text (green for adding, yellow
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// for change, red for delete), and symbol, and output the
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// resource header.
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color := "yellow"
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symbol := "~"
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if rdiff.RequiresNew() && rdiff.Destroy {
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color = "green"
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symbol = "-/+"
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} else if rdiff.RequiresNew() {
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color = "green"
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symbol = "+"
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} else if rdiff.Destroy {
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color = "red"
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symbol = "-"
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}
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buf.WriteString(c.Color(fmt.Sprintf(
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"[%s]%s %s\n",
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color, symbol, name)))
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// Get all the attributes that are changing, and sort them. Also
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// determine the longest key so that we can align them all.
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keyLen := 0
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keys := make([]string, 0, len(rdiff.Attributes))
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for key, _ := range rdiff.Attributes {
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// Skip the ID since we do that specially
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if key == "id" {
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continue
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}
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keys = append(keys, key)
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if len(key) > keyLen {
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keyLen = len(key)
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}
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}
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sort.Strings(keys)
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// Go through and output each attribute
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for _, attrK := range keys {
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attrDiff := rdiff.Attributes[attrK]
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v := attrDiff.New
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if attrDiff.NewComputed {
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v = "<computed>"
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}
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newResource := ""
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if attrDiff.RequiresNew && rdiff.Destroy {
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newResource = " (forces new resource)"
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}
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buf.WriteString(fmt.Sprintf(
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" %s:%s %#v => %#v%s\n",
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attrK,
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strings.Repeat(" ", keyLen-len(attrK)),
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attrDiff.Old,
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v,
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newResource))
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}
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// Write the reset color so we don't overload the user's terminal
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buf.WriteString(c.Color("[reset]\n"))
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}
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return strings.TrimSpace(buf.String())
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}
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