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local.go
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local.go
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package update
import (
"errors"
"fmt"
"io"
"path/filepath"
"strings"
"github.com/alecthomas/kong"
"github.com/blang/semver/v4"
"github.com/gideaworx/terraform-exporter/install"
"github.com/gideaworx/terraform-exporter/remove"
"github.com/gideaworx/terraform-exporter/runner"
)
func (c *Command) localUpdate() error {
pluginFileName := c.PluginName
if !strings.ContainsRune(pluginFileName, '/') {
pluginFileName = fmt.Sprintf("./%s", pluginFileName)
}
i := &install.Command{
LocalFile: true,
PluginName: c.PluginName,
}
if err := i.BeforeApply(c.ctx); err != nil {
return err
}
r := &remove.Command{
PluginName: c.PluginName,
NonInteractive: true,
}
r.BeforeApply(&kong.Context{
Kong: &kong.Kong{
Stdout: io.Discard,
Stderr: io.Discard,
},
}, strings.NewReader(""))
bom, err := runner.LoadPluginBOM(filepath.Base(c.PluginName))
if errors.Is(err, runner.ErrPluginNotFound) {
if c.Install {
return i.Run()
}
return err
}
if c.AllowDowngrades {
// we don't have to version check here
err = r.Run()
if err != nil {
return err
}
return i.Run()
}
newPluginInfo, err := runner.LoadPluginInfo(pluginFileName, nil)
if err != nil {
return err
}
comp, err := compareVersions(bom.Version, newPluginInfo.Version)
if err != nil {
return fmt.Errorf("could not parse versions: %w", err)
}
if comp >= 0 {
return ErrPluginNewer
}
err = r.Run()
if err != nil {
return err
}
return i.Run()
}
func compareVersions(v1, v2 fmt.Stringer) (int, error) {
s1, err := semver.ParseTolerant(v1.String())
if err != nil {
return 1, err
}
s2, err := semver.ParseTolerant(v2.String())
if err != nil {
return 1, err
}
return s1.Compare(s2), nil
}