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* Allow unprivileged users to run the garbage collector and to do

Browse source 
`nix-store --delete'.  But unprivileged users are not allowed to
  ignore liveness.
* `nix-store --delete --ignore-liveness': ignore the runtime roots as
  well.
This commit is contained in:
Eelco Dolstra 2006-12-05 02:18:46 +00:00
parent 29cf434a35
commit a9c4f66cfb
16 changed files with 106 additions and 56 deletions
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21
src/libstore/remote-store.cc
View file

@ -302,6 +302,27 @@ Roots RemoteStore::findRoots()
}
void RemoteStore::collectGarbage(GCAction action, const PathSet & pathsToDelete,
bool ignoreLiveness, PathSet & result, unsigned long long & bytesFreed)
{
result.clear();
bytesFreed = 0;
writeInt(wopCollectGarbage, to);
writeInt(action, to);
writeStringSet(pathsToDelete, to);
writeInt(ignoreLiveness, to);
processStderr();
result = readStringSet(from);
/* Ugh - NAR integers are 64 bits, but read/writeInt() aren't. */
unsigned int lo = readInt(from);
unsigned int hi = readInt(from);
bytesFreed = (((unsigned long long) hi) << 32) | lo;
}
void RemoteStore::processStderr()
{
unsigned int msg;