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Before adjusting getStateReferencesClosure_

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This commit is contained in:
Wouter den Breejen 2007-06-13 15:18:57 +00:00
parent bc0af4449a
commit 184443d18d
7 changed files with 144 additions and 43 deletions
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84
src/nix-state/nix-state.cc
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@ -33,13 +33,14 @@ void printHelp()
cout << string((char *) helpText, sizeof helpText);
}
//
//
Derivation getDerivation_andCheckArgs(Strings opFlags, Strings opArgs, Path & componentPath, Path & statePath, string & stateIdentifier, string & binary)
Derivation getDerivation_andCheckArgs_(Strings opFlags, Strings opArgs, Path & componentPath, Path & statePath, string & stateIdentifier, string & binary, string & derivationPath,
bool getDerivers, PathSet & derivers, string & username) //optional
{
if (!opFlags.empty()) throw UsageError("unknown flag");
if (opArgs.size() != 1 && opArgs.size() != 2) throw UsageError("only one or two arguments allowed (the component path & the identiefier which can be empty)");
if ( (opArgs.size() != 1 && opArgs.size() != 2) && (getDerivers && opArgs.size() != 3) )
throw UsageError("only one or two arguments allowed component path / identiefier (or a third when you need to see the derivations: [username]) )");
//Parse the full path like /nix/store/...../bin/hello
string fullPath = opArgs.front();
@ -52,29 +53,65 @@ Derivation getDerivation_andCheckArgs(Strings opFlags, Strings opArgs, Path & co
if(componentPath == "/nix/store")
throw UsageError("You must specify the full! binary path");
stateIdentifier = "";
if(opArgs.size() == 2){
if(opArgs.size() > 1){
opArgs.pop_front();
stateIdentifier = opArgs.front();
}
string username = getCallingUserName();
if(username == "")
username = getCallingUserName();
//printMsg(lvlError, format("%1% - %2% - %3% - %4% - %5%") % componentPath % statePath % stateIdentifier % binary % username);
printMsg(lvlError, format("%1% - %2% - %3% - %4%") % componentPath % stateIdentifier % binary % username);
PathSet drvs = queryDerivers(noTxn, componentPath, stateIdentifier, username);
if(drvs.size() != 1)
throw UsageError("You must specify the full! binary path");
derivers = queryDerivers(noTxn, componentPath, stateIdentifier, username);
if(getDerivers == true)
return Derivation();
else if(derivers.size() != 1)
throw UsageError("There is more than one deriver....");
Derivation drv;
for (PathSet::iterator i = drvs.begin(); i != drvs.end(); ++i) //ugly workaround for drvs[0].
drv = derivationFromPath(*i);
for (PathSet::iterator i = derivers.begin(); i != derivers.end(); ++i){ //ugly workaround for drvs[0].
derivationPath = *i;
drv = derivationFromPath(derivationPath);
}
queryDeriver(noTxn, "");
DerivationStateOutputs stateOutputs = drv.stateOutputs;
statePath = stateOutputs.find("state")->second.statepath;
return drv;
}
//Wrapper
Derivation getDerivation_andCheckArgs(Strings opFlags, Strings opArgs, Path & componentPath, Path & statePath, string & stateIdentifier, string & binary, string & derivationPath)
{
PathSet empty;
string empty2;
return getDerivation_andCheckArgs_(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary, derivationPath, false, empty, empty2);
}
//
static void opShowDerivations(Strings opFlags, Strings opArgs)
{
string username;
if(opArgs.size() == 3)
username = opArgs.back();
else if(opArgs.size() == 2)
username = getCallingUserName();
string stateIdentifier;
Path componentPath;
Path statePath;
string binary;
PathSet derivers;
string derivationPath;
Derivation drv = getDerivation_andCheckArgs_(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary, derivationPath, true, derivers, username);
for (PathSet::iterator i = derivers.begin(); i != derivers.end(); ++i)
printMsg(lvlError, format("%1%") % (*i));
}
//Prints the statepath of a component - indetiefier combination
static void opShowStatePath(Strings opFlags, Strings opArgs)
{
@ -82,7 +119,8 @@ static void opShowStatePath(Strings opFlags, Strings opArgs)
Path statePath;
string stateIdentifier;
string binary;
Derivation drv = getDerivation_andCheckArgs(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary);
string derivationPath
Derivation drv = getDerivation_andCheckArgs(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary, derivationPath);
printMsg(lvlError, format("%1%") % statePath);
}
@ -93,7 +131,8 @@ static void opShowStateReposRootPath(Strings opFlags, Strings opArgs)
Path statePath;
string stateIdentifier;
string binary;
Derivation drv = getDerivation_andCheckArgs(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary);
string derivationPath;
Derivation drv = getDerivation_andCheckArgs(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary, derivationPath);
string drvName = drv.env.find("name")->second;
//Get the a repository for this state location
@ -114,8 +153,8 @@ static void opRunComponent(Strings opFlags, Strings opArgs)
Path statePath;
string stateIdentifier;
string binary;
Derivation drv = getDerivation_andCheckArgs(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary);
string derivationPath
Derivation drv = getDerivation_andCheckArgs(opFlags, opArgs, componentPath, statePath, stateIdentifier, binary, derivationPath);
DerivationStateOutputDirs stateOutputDirs = drv.stateOutputDirs;
DerivationStateOutputs stateOutputs = drv.stateOutputs;
DerivationOutputs outputs = drv.outputs;
@ -134,7 +173,7 @@ static void opRunComponent(Strings opFlags, Strings opArgs)
//******************* Afterwards, call the commit script (recursively)
//get dependecies (if neccecary | recusively) of all state components that need to be updated
PathSet paths = store->getStateReferencesClosure(componentPath);
PathSet paths = store->getStateReferencesClosure(derivationPath);
//TODO nix-store -q --tree $(nix-store -qd /nix/store/6x6glnb9idn53yxfqrz6wq53459vv3qd-firefox-2.0.0.3/)
@ -276,8 +315,10 @@ void run(Strings args)
*/
store = openStore();
//store->addUpdatedStateDerivation("/nix/store/bk4p7378ndm1p5qdr6a99wgxbiklilxy-hellohardcodedstateworld-1.0.drv", "/nix/store/vjijdazrn2jyzyk9sqwrl8fjq0qsmi8y-hellohardcodedstateworld-1.0");
//store->updateAllStateDerivations();
//return;
store->updateAllStateDerivations();
PathSet paths = store->getStateReferencesClosure("/nix/store/928dd2wl5cgqg10hzc3aj4rqaips6bdk-hellohardcodedstateworld-dep1-1.0.drv");
return;
/* test */
@ -293,7 +334,8 @@ void run(Strings args)
op = opShowStatePath;
else if (arg == "--showstatereposrootpath")
op = opShowStateReposRootPath;
else if (arg == "--showderivations")
op = opShowDerivations;
/*
--commit