// MaybeAddCloudArchiveCloudTools adds the cloud-archive cloud-tools // pocket to apt sources, if the series requires it. func MaybeAddCloudArchiveCloudTools(c *cloudinit.Config, series string) { if series != "precise" { // Currently only precise; presumably we'll // need to add each LTS in here as they're // added to the cloud archive. return } const url = "http://ubuntu-cloud.archive.canonical.com/ubuntu" name := fmt.Sprintf("deb %s %s-updates/cloud-tools main", url, series) prefs := &cloudinit.AptPreferences{ Path: cloudinit.CloudToolsPrefsPath, Explanation: "Pin with lower priority, not to interfere with charms", Package: "*", Pin: fmt.Sprintf("release n=%s-updates/cloud-tools", series), PinPriority: 400, } c.AddAptSource(name, CanonicalCloudArchiveSigningKey, prefs) }