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Add option allowed-uris

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This allows network access in restricted eval mode.
This commit is contained in:
Eelco Dolstra 2017-10-30 12:39:59 +01:00
parent f1c555cef8
commit 812e027e1d
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8 changed files with 67 additions and 7 deletions
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3
src/libexpr/primops.cc
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@ -1937,8 +1937,7 @@ void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v,
} else
url = state.forceStringNoCtx(*args[0], pos);
if (state.restricted)
throw Error(format("'%1%' is not allowed in restricted mode") % who);
state.checkURI(url);
Path res = getDownloader()->downloadCached(state.store, url, unpack, name, expectedHash);
mkString(v, res, PathSet({res}));