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cmd/initContainer: Split out the code to configure RPM 

This is meant to reduce the size of the initContainer() function that
implements the heart of the 'init-container' command.

https://github.com/containers/toolbox/pull/1631
This commit is contained in:
Debarshi Ray 2025-04-29 21:32:15 +02:00
parent 69702119b4
commit 06f81546ef
1 changed files with 26 additions and 18 deletions
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44
src/cmd/initContainer.go
View File

@ -1,5 +1,5 @@
/*
* Copyright © 2019 – 2024 Red Hat Inc.
* Copyright © 2019 – 2025 Red Hat Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -317,23 +317,8 @@ func initContainer(cmd *cobra.Command, args []string) error {
}
}
if utils.PathExists("/usr/lib/rpm/macros.d") {
logrus.Debug("Configuring RPM to ignore bind mounts")
var builder strings.Builder
fmt.Fprintf(&builder, "# Written by Toolbx\n")
fmt.Fprintf(&builder, "# https://github.com/containers/toolbox\n")
fmt.Fprintf(&builder, "\n")
fmt.Fprintf(&builder,
"%%_netsharedpath /dev:/media:/mnt:/proc:/sys:/tmp:/var/lib/flatpak:/var/lib/libvirt\n")
rpmConfigString := builder.String()
rpmConfigBytes := []byte(rpmConfigString)
if err := ioutil.WriteFile("/usr/lib/rpm/macros.d/macros.toolbox",
rpmConfigBytes,
0644); err != nil {
return fmt.Errorf("failed to configure RPM to ignore bind mounts: %w", err)
}
if err := configureRPM(); err != nil {
return err
}
logrus.Debug("Setting up daily ticker")
@ -568,6 +553,29 @@ func applyCDISpecForNvidiaHookUpdateLDCache(hookArgs []string) error {
return nil
}
func configureRPM() error {
if !utils.PathExists("/usr/lib/rpm/macros.d") {
return nil
}
logrus.Debug("Configuring RPM to ignore bind mounts")
var builder strings.Builder
fmt.Fprintf(&builder, "# Written by Toolbx\n")
fmt.Fprintf(&builder, "# https://github.com/containers/toolbox\n")
fmt.Fprintf(&builder, "\n")
fmt.Fprintf(&builder,
"%%_netsharedpath /dev:/media:/mnt:/proc:/sys:/tmp:/var/lib/flatpak:/var/lib/libvirt\n")
rpmConfigString := builder.String()
rpmConfigBytes := []byte(rpmConfigString)
if err := ioutil.WriteFile("/usr/lib/rpm/macros.d/macros.toolbox", rpmConfigBytes, 0644); err != nil {
return fmt.Errorf("failed to configure RPM to ignore bind mounts: %w", err)
}
return nil
}
func configureUsers(targetUserUid int, targetUser, targetUserHome, targetUserShell string, homeLink bool) error {
if homeLink {
if err := redirectPath("/home", "/var/home", true); err != nil {