diff options
Diffstat (limited to 'src/libstore/store-api.hh')
| -rw-r--r-- | src/libstore/store-api.hh | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh index 12e140ea7..2b4672748 100644 --- a/src/libstore/store-api.hh +++ b/src/libstore/store-api.hh @@ -1,5 +1,6 @@ #pragma once +#include "realisation.hh" #include "path.hh" #include "hash.hh" #include "content-address.hh" @@ -362,6 +363,11 @@ protected: public: + /* If requested, substitute missing paths. This + implements nix-copy-closure's --use-substitutes + flag. */ + void substitutePaths(const StorePathSet & paths); + /* Query which of the given paths is valid. Optionally, try to substitute missing paths. */ virtual StorePathSet queryValidPaths(const StorePathSet & paths, @@ -393,6 +399,8 @@ protected: public: + virtual std::optional<const Realisation> queryRealisation(const DrvOutput &) = 0; + /* Queries the set of incoming FS references for a store path. The result is not cleared. */ virtual void queryReferrers(const StorePath & path, StorePathSet & referrers) @@ -410,8 +418,13 @@ public: /* Query the mapping outputName => outputPath for the given derivation. All outputs are mentioned so ones mising the mapping are mapped to `std::nullopt`. */ - virtual std::map<std::string, std::optional<StorePath>> queryPartialDerivationOutputMap(const StorePath & path) - { unsupported("queryPartialDerivationOutputMap"); } + virtual std::map<std::string, std::optional<StorePath>> queryPartialDerivationOutputMap(const StorePath & path); + + /* + * Similar to `queryPartialDerivationOutputMap`, but doesn't try to resolve + * the derivation + */ + virtual std::map<std::string, std::optional<StorePath>> queryDerivationOutputMapNoResolve(const StorePath & path); /* Query the mapping outputName=>outputPath for the given derivation. Assume every output has a mapping and throw an exception otherwise. */ @@ -465,6 +478,18 @@ public: virtual StorePath addTextToStore(const string & name, const string & s, const StorePathSet & references, RepairFlag repair = NoRepair) = 0; + /** + * Add a mapping indicating that `deriver!outputName` maps to the output path + * `output`. + * + * This is redundant for known-input-addressed and fixed-output derivations + * as this information is already present in the drv file, but necessary for + * floating-ca derivations and their dependencies as there's no way to + * retrieve this information otherwise. + */ + virtual void registerDrvOutput(const Realisation & output) + { unsupported("registerDrvOutput"); } + /* Write a NAR dump of a store path. */ virtual void narFromPath(const StorePath & path, Sink & sink) = 0; @@ -613,6 +638,9 @@ public: /* Read a derivation (which must already be valid). */ Derivation readDerivation(const StorePath & drvPath); + /* Read a derivation from a potentially invalid path. */ + Derivation readInvalidDerivation(const StorePath & drvPath); + /* Place in `out' the set of all store paths in the file system closure of `storePath'; that is, all paths than can be directly or indirectly reached from it. `out' is not cleared. If |