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[luksbootkeyfile] Handle key-slots-are-full

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abalfoort 2022-05-19 14:14:02 +02:00 committed by Adriaan de Groot
parent dfffbc62bc
commit badb1d4706
1 changed files with 23 additions and 0 deletions
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23
src/modules/luksbootkeyfile/LuksBootKeyFileJob.cpp
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@ -17,6 +17,7 @@
#include "GlobalStorage.h"
#include "JobQueue.h"
#include <QRegularExpression>
#include <QDir>
LuksBootKeyFileJob::LuksBootKeyFileJob( QObject* parent )
@ -136,6 +137,28 @@ generateTargetKeyfile()
static bool
setupLuks( const LuksDevice& d )
{
// Sometimes this error is thrown: "All key slots full"
// luksAddKey will fail. So, remove the first slot to make room
auto luks_dump = CalamaresUtils::System::instance()->targetEnvCommand(
{ "cryptsetup", "luksDump", d.device }, QString(), QString(), std::chrono::seconds( 5 ) );
if ( luks_dump.getExitCode() == 0 )
{
QRegularExpression re( QStringLiteral( R"(\d+:\s*enabled)" ), QRegularExpression::CaseInsensitiveOption );
int count = luks_dump.getOutput().count(re);
cDebug() << "Luks Dump slot count: " << count;
if ( count >= 7 )
{
auto r = CalamaresUtils::System::instance()->targetEnvCommand(
{ "cryptsetup", "luksKillSlot", d.device, "1" }, QString(), d.passphrase, std::chrono::seconds( 60 ) );
if ( r.getExitCode() != 0 )
{
cWarning() << "Could not kill a slot to make room on" << d.device << ':' << r.getOutput() << "(exit code"
<< r.getExitCode() << ')';
return false;
}
}
}
// Adding the key can take some times, measured around 15 seconds with
// a HDD (spinning rust) and a slow-ish computer. Give it a minute.
auto r = CalamaresUtils::System::instance()->targetEnvCommand(