558eda0115
Previously, we tried to compute the closure in the local store, which obviously doesn't work.
57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
#include "command.hh"
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#include "shared.hh"
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#include "store-api.hh"
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#include "sync.hh"
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#include "thread-pool.hh"
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#include <atomic>
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using namespace nix;
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struct CmdCopy : StorePathsCommand
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{
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std::string srcUri, dstUri;
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CmdCopy()
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{
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mkFlag(0, "from", "store-uri", "URI of the source Nix store", &srcUri);
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mkFlag(0, "to", "store-uri", "URI of the destination Nix store", &dstUri);
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}
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std::string name() override
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{
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return "copy";
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}
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std::string description() override
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{
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return "copy paths between Nix stores";
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}
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Examples examples() override
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{
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return {
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Example{
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"To copy Firefox to the local store to a binary cache in file:///tmp/cache:",
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"nix copy --to file:///tmp/cache -r $(type -p firefox)"
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},
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};
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}
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ref<Store> createStore() override
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{
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return srcUri.empty() ? StoreCommand::createStore() : openStore(srcUri);
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}
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void run(ref<Store> srcStore, Paths storePaths) override
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{
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if (srcUri.empty() && dstUri.empty())
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throw UsageError("you must pass ‘--from’ and/or ‘--to’");
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ref<Store> dstStore = dstUri.empty() ? openStore() : openStore(dstUri);
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copyPaths(srcStore, dstStore, PathSet(storePaths.begin(), storePaths.end()));
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}
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};
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static RegisterCommand r1(make_ref<CmdCopy>());
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