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vncserver: extract LoadSystemThenUserThenMandatoryConfigs()

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This commit is contained in:
Dmitry Maksyoma 2021-08-01 21:04:19 +12:00
parent efbf401c8e
commit a6b3eb1f24
1 changed files with 32 additions and 25 deletions
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57
unix/vncserver
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@ -88,31 +88,8 @@ my %config;
# We set some reasonable defaults. Config file settings
# override these where present.
$default_opts{desktop} = &quotedString($desktopName);
$default_opts{auth} = &quotedString($xauthorityFile);
$default_opts{geometry} = $geometry if ($geometry);
$default_opts{depth} = $depth if ($depth);
$default_opts{pixelformat} = $pixelformat if ($pixelformat);
$default_opts{rfbwait} = 30000;
$default_opts{rfbauth} = "$vncUserDir/passwd";
$default_opts{rfbport} = $vncPort;
$default_opts{fp} = $fontPath if ($fontPath);
$default_opts{pn} = "";
# Load user-overrideable system defaults
LoadConfig($vncSystemConfigDefaultsFile);
# Then the user's settings
LoadConfig($vncUserConfig);
# And then override anything set above if mandatory settings exist.
# WARNING: "Mandatory" is used loosely here! As the man page says,
# there is nothing stopping someone from EASILY subverting the
# settings in $vncSystemConfigMandatoryFile by simply passing
# CLI args to vncserver, which trump config files! To properly
# hard force policy in a non-subvertible way would require major
# development work that touches Xvnc itself.
LoadConfig($vncSystemConfigMandatoryFile, 1);
&SetReasonabeDefaults();
&LoadSystemThenUserThenMandatoryConfigs();
#
# Check whether VNC authentication is enabled, and if so, prompt the user to
@ -954,3 +931,33 @@ sub DetectDisplayNumberFromCliArgs {
&Usage();
}
}
sub SetReasonabeDefaults {
$default_opts{desktop} = &quotedString($desktopName);
$default_opts{auth} = &quotedString($xauthorityFile);
$default_opts{geometry} = $geometry if ($geometry);
$default_opts{depth} = $depth if ($depth);
$default_opts{pixelformat} = $pixelformat if ($pixelformat);
$default_opts{rfbwait} = 30000;
$default_opts{rfbauth} = "$vncUserDir/passwd";
$default_opts{rfbport} = $vncPort;
$default_opts{fp} = $fontPath if ($fontPath);
$default_opts{pn} = "";
}
sub LoadSystemThenUserThenMandatoryConfigs {
# Load user-overrideable system defaults
LoadConfig($vncSystemConfigDefaultsFile);
# Then the user's settings
LoadConfig($vncUserConfig);
# And then override anything set above if mandatory settings exist.
# WARNING: "Mandatory" is used loosely here! As the man page says,
# there is nothing stopping someone from EASILY subverting the
# settings in $vncSystemConfigMandatoryFile by simply passing
# CLI args to vncserver, which trump config files! To properly
# hard force policy in a non-subvertible way would require major
# development work that touches Xvnc itself.
LoadConfig($vncSystemConfigMandatoryFile, 1);
}