137 lines
3.2 KiB
Go
137 lines
3.2 KiB
Go
package plugin
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"os"
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"github.com/thegeeklab/wp-plugin-go/trace"
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)
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var (
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ErrTaintedPath = errors.New("filepath is tainted")
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ErrMaxSizeSizeLimit = errors.New("max size limit of decoded data exceeded")
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ErrActionUnknown = errors.New("action not found")
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ErrInvalidTofuVersion = errors.New("invalid version string")
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ErrHTTPError = errors.New("http error")
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)
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const (
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maxDecompressionSize = 100 * 1024 * 1024
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defaultDirPerm = 0o755
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)
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//nolint:revive
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func (p *Plugin) run(ctx context.Context) error {
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if err := p.FlagsFromContext(); err != nil {
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return fmt.Errorf("validation failed: %w", err)
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}
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if err := p.Validate(); err != nil {
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return fmt.Errorf("validation failed: %w", err)
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}
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if err := p.Execute(); err != nil {
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return fmt.Errorf("execution failed: %w", err)
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}
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return nil
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}
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func (p *Plugin) FlagsFromContext() error {
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if p.Context.String("init-option") != "" {
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initOptions := InitOptions{}
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if err := json.Unmarshal([]byte(p.Context.String("init-option")), &initOptions); err != nil {
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return fmt.Errorf("cannot unmarshal init_option: %w", err)
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}
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p.Settings.InitOptions = initOptions
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}
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if p.Context.String("fmt-option") != "" {
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fmtOptions := FmtOptions{}
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if err := json.Unmarshal([]byte(p.Context.String("fmt-option")), &fmtOptions); err != nil {
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return fmt.Errorf("cannot unmarshal fmt_option: %w", err)
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}
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p.Settings.FmtOptions = fmtOptions
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}
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return nil
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}
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// Validate handles the settings validation of the plugin.
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func (p *Plugin) Validate() error {
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p.Settings.DataDir = ".terraform"
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if value, ok := os.LookupEnv("TF_DATA_DIR"); ok {
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p.Settings.DataDir = value
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}
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p.Settings.OutFile = "plan.tfout"
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if p.Settings.DataDir == ".terraform" {
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p.Settings.OutFile = fmt.Sprintf("%s.plan.tfout", p.Settings.DataDir)
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}
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return nil
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}
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// Execute provides the implementation of the plugin.
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func (p *Plugin) Execute() error {
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if p.Settings.TofuVersion != "" {
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err := installPackage(p.Plugin.Network.Context, p.Plugin.Network.Client, p.Settings.TofuVersion, maxDecompressionSize)
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if err != nil {
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return err
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}
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}
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commands := []*pluginCommand{
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p.versionCommand(),
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}
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commands = append(commands, p.initCommand())
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commands = append(commands, p.getModulesCommand())
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for _, action := range p.Settings.Action.Value() {
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switch action {
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case "fmt":
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commands = append(commands, p.fmtCommand())
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case "validate":
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commands = append(commands, p.validateCommand())
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case "plan":
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commands = append(commands, p.planCommand(false))
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case "plan-destroy":
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commands = append(commands, p.planCommand(true))
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case "apply":
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commands = append(commands, p.applyCommand())
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case "destroy":
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commands = append(commands, p.destroyCommand())
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default:
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return fmt.Errorf("%w: %s", ErrActionUnknown, action)
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}
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}
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if err := deleteDir(p.Settings.DataDir); err != nil {
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return err
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}
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for _, command := range commands {
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command.cmd.Stdout = os.Stdout
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command.cmd.Stderr = os.Stderr
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command.cmd.Env = os.Environ()
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if p.Settings.RootDir != "" {
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command.cmd.Dir = p.Settings.RootDir
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}
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trace.Cmd(command.cmd)
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if err := command.cmd.Run(); err != nil {
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return err
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}
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}
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return deleteDir(p.Settings.DataDir)
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}
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