void test_basic()
{
cout << "testing metainfo" << endl;
Key test;
succeed_if (test.hasMeta("mode") == false, "has meta?");
succeed_if (test.getMeta<mode_t>("mode") == 0, "not properly default constructed");
test.setMeta<mode_t>("mode", 0775);
succeed_if (test.hasMeta("mode") == true, "has not meta even though set?");
succeed_if (test.getMeta<mode_t>("mode") == 0775, "not correct default mode for dir");
test.setMeta<int>("myint", 333);
succeed_if (test.getMeta<int>("myint") == 333, "could not set other meta");
test.setMeta<double>("mydouble", 333.3);
succeed_if (test.hasMeta("mydouble"), "no meta data even though it was just set");
succeed_if (test.getMeta<double>("mydouble") >= 333.2, "could not set other meta");
succeed_if (test.getMeta<double>("mydouble") <= 333.4, "could not set other meta");
test.delMeta("mydouble");
succeed_if (!test.hasMeta("mydouble"), "meta data there even though it was just deleted");
test.setMeta<std::string>("mystr", "str");
succeed_if (test.getMeta<std::string>("mystr") == "str", "could not set other meta");
const ckdb::Key *cmeta = test.getMeta<const ckdb::Key*>("mystr");
succeed_if (!strcmp(static_cast<const char*>(ckdb::keyValue(cmeta)), "str"), "could not set other meta");
const ckdb::Key *nmeta = test.getMeta<const ckdb::Key*>("not available");
succeed_if (nmeta == 0, "not available meta data did not give a null pointer");
const Key meta = test.getMeta<const Key>("mystr");
succeed_if (meta, "null key");
succeed_if (meta.getString() == "str", "could not get other meta");
const Key xmeta = test.getMeta<const Key>("not available");
succeed_if (!xmeta, "not a null key");
const char * str = test.getMeta<const char*>("mystr");
succeed_if (!strcmp(str, "str"), "could not get meta as c-string");
const char * nstr = test.getMeta<const char*>("not available");
succeed_if (nstr == 0, "did not get null pointer on not available meta data");
succeed_if (test.getMeta<int>("not available") == 0, "not default constructed");
succeed_if (test.getMeta<std::string>("not available") == "", "not default constructed");
test.setMeta<std::string>("wrong", "not an int");
try {
succeed_if (test.hasMeta("wrong") == true, "meta is here");
test.getMeta<int>("wrong");
succeed_if (0, "exception did not raise");
} catch (KeyTypeConversion const& e)
{
succeed_if (1, "no such meta data");
}
}
void MergeResult::addConflict(Key& key, ConflictOperation ourOperation,
ConflictOperation theirOperation)
{
key.rewindMeta();
while (Key currentMeta = key.nextMeta())
{
key.delMeta(currentMeta.getName());
}
if (key.isString())
{
key.setString("");
}
else
{
key.setBinary(nullptr, 0);
}
removeMergeKey (key);
key.setMeta ("conflict/operation/our",
MergeConflictOperation::getFromTag (ourOperation));
key.setMeta ("conflict/operation/their",
MergeConflictOperation::getFromTag (theirOperation));
conflictSet.append (key);
}
int MetaRemoveCommand::execute (Cmdline const & cl)
{
if (cl.arguments.size () != 2)
{
throw invalid_argument ("Need 2 arguments");
}
Key parentKey = cl.createKey (0);
string metaname = cl.arguments[1];
KeySet conf;
kdb.get (conf, parentKey);
printWarnings (cerr, parentKey);
Key k = conf.lookup (parentKey);
if (!k)
{
cerr << "Key not found" << endl;
return 1;
}
k.delMeta (metaname);
kdb.set (conf, parentKey);
return 0;
}
int MetaSetCommand::execute (Cmdline const & cl)
{
if (cl.arguments.size () < 2 || cl.arguments.size () > 3)
{
throw invalid_argument ("Need 2 or 3 arguments");
}
string metaname = cl.arguments[1];
Key parentKey = cl.createKey (0);
string keyname = parentKey.getName ();
if (keyname[0] == '/')
{
// fix name for lookup
keyname = "spec" + keyname;
if (!cl.quiet) std::cout << "Using keyname " << keyname << std::endl;
// fix k for kdb.set later
parentKey.setName (keyname);
}
KeySet conf;
kdb.get (conf, parentKey);
Key k = conf.lookup (parentKey);
if (!k)
{
k = Key (keyname, KEY_END);
// k.setBinary(0, 0); // conceptually maybe better, but would have confusing "binary" metadata
conf.append (k);
if (cl.verbose) cout << "Creating key " << keyname << endl;
}
if (!k.isValid ())
{
cerr << "Could not create key " << keyname << endl;
return 1;
}
if (cl.arguments.size () == 2)
{
if (!cl.quiet) cout << "Only two arguments, thus deleting metaname " << metaname << endl;
k.delMeta (metaname);
}
else
{
std::string metavalue = cl.arguments[2];
if (metaname == "atime" || metaname == "mtime" || metaname == "ctime")
{
stringstream str (metavalue);
time_t t;
str >> t;
if (!str.good ()) throw "conversion failure";
k.setMeta<time_t> (metaname, t);
}
else
{
void MergeResult::resolveConflict(Key& key)
{
key.rewindMeta();
Key currentMeta;
while ((currentMeta = key.nextMeta()))
{
// TODO: this is just a workaround because keys with a prefix other than
// user/ or system/ cannot be created and therefore isBelow cannot be used
if (currentMeta.getName().find("conflict/") == 0)
{
key.delMeta(currentMeta.getName());
}
}
conflictSet.lookup(key, KDB_O_POP);
resolvedKeys++;
}