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key_manager_dialogs.rb
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key_manager_dialogs.rb
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# File: key_manager.ycp
#
# Author: Ladislav Slezak <lslezak@novell.com>
#
# Purpose: Manages GPG keys in the package manager
#
# $Id$
module Yast
# Helpers for creating dialogs
module PackagerKeyManagerDialogsInclude
def initialize_packager_key_manager_dialogs(_include_target)
Yast.import "Pkg"
Yast.import "UI"
textdomain "packager"
Yast.import "Wizard"
Yast.import "WizardHW"
Yast.import "Label"
Yast.import "Popup"
Yast.import "KeyManager"
Yast.import "String"
Yast.import "FileUtils"
Yast.import "Directory"
Yast.import "Report"
Yast.import "Sequencer"
@gpg_mgr_standalone_mode = false
# remember the details about the added key from AddGPGKey(),
# the details are displayed in NewKeySummary()
@added_key = {}
end
# Creates a summary table with GPG key configuration
# @return [Array] table contents
def createHWTable
ret = []
Builtins.foreach(KeyManager.GetKeys) do |key|
descr = []
# escape <> characters in the key name
# translators: %1 is GPG key name (e.g. 'SuSE Package Signing Key <build@suse.de>')
descr = Builtins.add(
descr,
Builtins.sformat(
_("Name: %1"),
String.EscapeTags(Ops.get_string(key, "name", ""))
)
)
# %1 is a GPG Key fingerprint (e.g. '79C179B2E1C820C1890F9994A84EDAE89C800ACA')
descr = Builtins.add(
descr,
Builtins.sformat(
_("Finger Print: %1"),
Ops.get_string(key, "fingerprint", "")
)
)
# %1 is the date when the GPG key was generated (e.g. '9.10.2000')
descr = Builtins.add(
descr,
Builtins.sformat(_("Created: %1"), Ops.get_string(key, "created", ""))
)
expires = Ops.get_integer(key, "expires_raw", 0)
exp_str = if Ops.greater_than(expires, 0) && ::Time.now.to_i > expires
# %1 is the date when the GPG key expired (e.g. '10.6.2005'), display the date in red
Builtins.sformat(
_("Expires: <font color = \"red\">%1</font> (The key is expired.)"),
Ops.get_string(key, "expires", "")
)
# summary string - the GPG key never expires
elsif expires.zero?
_("The key never expires.")
else
# %1 is the date when the GPG key expires (e.g. '21.3.2015') or "Never"
Builtins.sformat(
_("Expires: %1"),
Ops.get_string(key, "expires", "")
)
end
descr = Builtins.add(descr, exp_str)
icon_tag = "<IMG HEIGHT=\"22\" SRC=\"yast-security\"> "
r = {
"id" => Ops.get_string(key, "id", ""),
"table_descr" => [
Ops.get_string(key, "id", ""),
Ops.get_string(key, "name", "")
],
"rich_descr" => WizardHW.CreateRichTextDescription(
Ops.add(
icon_tag,
Builtins.sformat(_("Key: %1"), Ops.get_string(key, "id", ""))
),
descr
)
}
ret = Builtins.add(ret, r)
end
Builtins.y2debug("table content: %1", ret)
deep_copy(ret)
end
# Set/refresh the table content
def SetItems(selected_key)
# create description for WizardHW
items = createHWTable
Builtins.y2debug("items: %1", items)
WizardHW.SetContents(items)
if !selected_key.nil?
# set the previously selected key
WizardHW.SetSelectedItem(selected_key)
end
# properties of a key cannot be changed, disable Edit button
UI.ChangeWidget(Id(:edit), :Enabled, false)
nil
end
def refreshNewKeyDetails(file)
key = {}
# at first check whether the file exists at all
if FileUtils.Exists(file)
# check whether the file contains a valid GPG key
key = Pkg.CheckGPGKeyFile(file)
Builtins.y2milestone("File content: %1", key)
end
UI.ChangeWidget(Id(:key_id), :Value, Ops.get_string(key, "id", ""))
UI.ChangeWidget(Id(:key_name), :Value, Ops.get_string(key, "name", ""))
UI.ChangeWidget(
Id(:key_fp),
:Value,
Ops.get_string(key, "fingerprint", "")
)
UI.ChangeWidget(
Id(:key_creadted),
:Value,
Ops.get_string(key, "created", "")
)
UI.ChangeWidget(
Id(:key_expires),
:Value,
Ops.get_string(key, "expires", "")
)
nil
end
# Display a dialog for adding a GPG key
def AddGPGKey
contents = VBox(
Frame(
Id(:fr),
_("Select a GPG Key"),
MarginBox(
1,
0.3,
VBox(
HBox(
InputField(Id(:file), Opt(:notify, :hstretch), Label.FileName),
VBox(Label(""), PushButton(Id(:browse), Label.BrowseButton))
)
)
)
),
VSpacing(1),
Frame(
_("Properties of the GPG Key"),
MarginBox(
1,
0.3,
HBox(
HSquash(
VBox(
Left(Label(_("Key ID: "))),
Left(Label(_("Name: "))),
Left(Label(_("Finger Print: "))),
Left(Label(_("Created: "))),
Left(Label(_("Expires: ")))
)
),
VBox(
Label(Id(:key_id), Opt(:hstretch), ""),
Label(Id(:key_name), Opt(:hstretch), ""),
Label(Id(:key_fp), Opt(:hstretch), ""),
Label(Id(:key_creadted), Opt(:hstretch), ""),
Label(Id(:key_expires), Opt(:hstretch), "")
)
)
)
)
)
# dialog caption
title = _("Adding a GPG Public Key")
# help
help_text = _("<p>\nManage known GPG public keys.</p>\n")
help_text = Ops.add(
help_text,
_(
"<p>\n" \
"<b>Adding a New GPG Key</b><br>\n" \
"To add a new GPG key, specify the path to the key file.\n" \
"</p>\n"
)
)
Wizard.SetNextButton(:next, Label.OKButton)
Wizard.SetContents(title, contents, help_text, true, true)
ret = nil
begin
ret = Convert.to_symbol(UI.UserInput)
Builtins.y2debug("UserInput: %1", ret)
case ret
when :browse
currentfile = Convert.to_string(UI.QueryWidget(Id(:file), :Value))
# header in file selection popup
newfile = UI.AskForExistingFile(
currentfile,
"*",
_("Select a GPG Key To Import")
)
if !newfile.nil?
UI.ChangeWidget(Id(:file), :Value, newfile)
refreshNewKeyDetails(newfile)
end
when :file
keyfile = Convert.to_string(UI.QueryWidget(Id(:file), :Value))
Builtins.y2debug("The file has changed: %1", keyfile)
# refresh the information
refreshNewKeyDetails(keyfile)
when :next
# validate the entered file
keyfile = Convert.to_string(UI.QueryWidget(Id(:file), :Value))
Builtins.y2milestone("Selected file: %1", keyfile)
if keyfile.nil? || keyfile == ""
Report.Error(_("Enter a filename"))
UI.SetFocus(Id(:file))
ret = :_dummy
next
end
# always add as trusted
@added_key = KeyManager.ImportFromFile(keyfile, true)
ret = :_dummy if @added_key.nil? || Builtins.size(@added_key).zero?
end
end while !Builtins.contains([:back, :abort, :next], ret)
Wizard.RestoreNextButton
ret
end
# Display the main dialog for GPG key management
def KeySummary
Builtins.y2milestone("Running Summary dialog")
# dialog caption
title = _("GPG Public Key Management")
# help
help_text = _("<p>\nManage known GPG public keys.</p>\n")
help_text = Ops.add(
help_text,
_(
"<p>\n" \
"<b>Adding a New GPG Key</b><br>\n" \
"To add a new GPG key, use <b>Add</b> and specify the path to the key file.\n" \
"</p>"
)
)
# help, continued
help_text = Ops.add(
help_text,
_(
"<p>\n" \
"<b>Modifying a GPG Key Status</b>\n" \
"To modify the trusted flag, use <b>Edit</b>. To remove a GPG key, use\n" \
"<b>Delete</b>.\n" \
"</p>\n"
)
)
# table header
WizardHW.CreateHWDialog(title, help_text, [_("Key ID"), _("Name")], [])
# set the navigation keys according to the current mode
if @gpg_mgr_standalone_mode
Wizard.DisableBackButton
Wizard.SetNextButton(:next, Label.FinishButton)
else
Wizard.EnableBackButton
Wizard.SetNextButton(:next, Label.OKButton)
end
ret = nil
# set the table content
SetItems(nil)
begin
ev = WizardHW.WaitForEvent
Builtins.y2milestone("WaitForEvent: %1", ev)
ret = Ops.get_symbol(ev, ["event", "ID"])
# the selected key
key_id = Ops.get_string(ev, "selected", "")
Builtins.y2milestone("Selected key: %1, action: %2", key_id, ret)
# remove the key
if ret == :delete
key = KeyManager.SearchGPGKey(key_id)
if Popup.YesNo(
Builtins.sformat(
_("Really delete key '%1'\n'%2'?"),
key_id,
Ops.get_string(key, "name", "")
)
)
KeyManager.DeleteKey(key_id)
# refresh the table
SetItems(nil)
# HACK: - refresh (clear) the rich text part of the dialog
# TODO: fix a bug in WizardHW?
SetItems("") if Builtins.size(KeyManager.GetKeys).zero?
end
end
end while !Builtins.contains([:back, :abort, :next, :add], ret)
ret
end
# Run the GPG key management workflow
def RunGPGKeyMgmt(standalone)
@gpg_mgr_standalone_mode = standalone
aliases = { "summary" => -> { KeySummary() }, "add" => [lambda do
AddGPGKey()
end, true] }
sequence = {
"ws_start" => "summary",
"summary" => { abort: :abort, next: :next, add: "add" },
"add" => { next: "summary", abort: :abort }
}
Builtins.y2milestone(
"Starting the key management sequence (standalone: %1)",
standalone
)
Sequencer.Run(aliases, sequence)
end
end
end