lix/perl/lib/Nix/Store.xs

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#include "config.h"
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
/* Prevent a clash between some Perl and libstdc++ macros. */
#undef do_open
#undef do_close
#include "derivations.hh"
#include "globals.hh"
#include "store-api.hh"
#include "util.hh"
#include "crypto.hh"
#include <sodium.h>
using namespace nix;
static ref<Store> store()
{
static std::shared_ptr<Store> _store;
if (!_store) {
try {
loadConfFile();
settings.lockCPU = false;
_store = openStore();
} catch (Error & e) {
croak("%s", e.what());
}
}
return ref<Store>(_store);
}
MODULE = Nix::Store PACKAGE = Nix::Store
PROTOTYPES: ENABLE
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#undef dNOOP // Hack to work around "error: declaration of 'Perl___notused' has a different language linkage" error message on clang.
#define dNOOP
void init()
CODE:
store();
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void setVerbosity(int level)
CODE:
verbosity = (Verbosity) level;
int isValidPath(char * path)
CODE:
try {
RETVAL = store()->isValidPath(store()->parseStorePath(path));
} catch (Error & e) {
croak("%s", e.what());
}
OUTPUT:
RETVAL
SV * queryReferences(char * path)
PPCODE:
try {
for (auto & i : store()->queryPathInfo(store()->parseStorePath(path))->references)
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(i).c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * queryPathHash(char * path)
PPCODE:
try {
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auto s = store()->queryPathInfo(store()->parseStorePath(path))->narHash.to_string(Base32, true);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * queryDeriver(char * path)
PPCODE:
try {
auto info = store()->queryPathInfo(store()->parseStorePath(path));
if (!info->deriver) XSRETURN_UNDEF;
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(*info->deriver).c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * queryPathInfo(char * path, int base32)
PPCODE:
try {
auto info = store()->queryPathInfo(store()->parseStorePath(path));
if (!info->deriver)
XPUSHs(&PL_sv_undef);
else
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(*info->deriver).c_str(), 0)));
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auto s = info->narHash.to_string(base32 ? Base32 : Base16, true);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
mXPUSHi(info->registrationTime);
mXPUSHi(info->narSize);
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AV * refs = newAV();
for (auto & i : info->references)
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av_push(refs, newSVpv(store()->printStorePath(i).c_str(), 0));
XPUSHs(sv_2mortal(newRV((SV *) refs)));
AV * sigs = newAV();
for (auto & i : info->sigs)
av_push(sigs, newSVpv(i.c_str(), 0));
XPUSHs(sv_2mortal(newRV((SV *) sigs)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * queryPathFromHashPart(char * hashPart)
PPCODE:
try {
auto path = store()->queryPathFromHashPart(hashPart);
XPUSHs(sv_2mortal(newSVpv(path ? store()->printStorePath(*path).c_str() : "", 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * computeFSClosure(int flipDirection, int includeOutputs, ...)
PPCODE:
try {
StorePathSet paths;
for (int n = 2; n < items; ++n)
store()->computeFSClosure(store()->parseStorePath(SvPV_nolen(ST(n))), paths, flipDirection, includeOutputs);
for (auto & i : paths)
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(i).c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * topoSortPaths(...)
PPCODE:
try {
StorePathSet paths;
for (int n = 0; n < items; ++n) paths.insert(store()->parseStorePath(SvPV_nolen(ST(n))));
auto sorted = store()->topoSortPaths(paths);
for (auto & i : sorted)
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(i).c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * followLinksToStorePath(char * path)
CODE:
try {
RETVAL = newSVpv(store()->printStorePath(store()->followLinksToStorePath(path)).c_str(), 0);
} catch (Error & e) {
croak("%s", e.what());
}
OUTPUT:
RETVAL
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void exportPaths(int fd, ...)
PPCODE:
try {
StorePathSet paths;
for (int n = 1; n < items; ++n) paths.insert(store()->parseStorePath(SvPV_nolen(ST(n))));
FdSink sink(fd);
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store()->exportPaths(paths, sink);
} catch (Error & e) {
croak("%s", e.what());
}
void importPaths(int fd, int dontCheckSigs)
PPCODE:
try {
FdSource source(fd);
store()->importPaths(source, dontCheckSigs ? NoCheckSigs : CheckSigs);
} catch (Error & e) {
croak("%s", e.what());
}
SV * hashPath(char * algo, int base32, char * path)
PPCODE:
try {
Hash h = hashPath(parseHashType(algo), path).first;
auto s = h.to_string(base32 ? Base32 : Base16, false);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * hashFile(char * algo, int base32, char * path)
PPCODE:
try {
Hash h = hashFile(parseHashType(algo), path);
auto s = h.to_string(base32 ? Base32 : Base16, false);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * hashString(char * algo, int base32, char * s)
PPCODE:
try {
Hash h = hashString(parseHashType(algo), s);
auto s = h.to_string(base32 ? Base32 : Base16, false);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * convertHash(char * algo, char * s, int toBase32)
PPCODE:
try {
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auto h = Hash::parseAny(s, parseHashType(algo));
string s = h.to_string(toBase32 ? Base32 : Base16, false);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * signString(char * secretKey_, char * msg)
PPCODE:
try {
auto sig = SecretKey(secretKey_).signDetached(msg);
XPUSHs(sv_2mortal(newSVpv(sig.c_str(), sig.size())));
} catch (Error & e) {
croak("%s", e.what());
}
int checkSignature(SV * publicKey_, SV * sig_, char * msg)
CODE:
try {
STRLEN publicKeyLen;
unsigned char * publicKey = (unsigned char *) SvPV(publicKey_, publicKeyLen);
if (publicKeyLen != crypto_sign_PUBLICKEYBYTES)
throw Error("public key is not valid");
STRLEN sigLen;
unsigned char * sig = (unsigned char *) SvPV(sig_, sigLen);
if (sigLen != crypto_sign_BYTES)
throw Error("signature is not valid");
RETVAL = crypto_sign_verify_detached(sig, (unsigned char *) msg, strlen(msg), publicKey) == 0;
} catch (Error & e) {
croak("%s", e.what());
}
OUTPUT:
RETVAL
SV * addToStore(char * srcPath, int recursive, char * algo)
PPCODE:
try {
auto method = recursive ? FileIngestionMethod::Recursive : FileIngestionMethod::Flat;
auto path = store()->addToStore(std::string(baseNameOf(srcPath)), srcPath, method, parseHashType(algo));
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(path).c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * makeFixedOutputPath(int recursive, char * algo, char * hash, char * name)
PPCODE:
try {
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auto h = Hash::parseAny(hash, parseHashType(algo));
auto method = recursive ? FileIngestionMethod::Recursive : FileIngestionMethod::Flat;
auto path = store()->makeFixedOutputPath(method, h, name);
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(path).c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
}
SV * derivationFromPath(char * drvPath)
PREINIT:
HV *hash;
CODE:
try {
Derivation drv = store()->derivationFromPath(store()->parseStorePath(drvPath));
hash = newHV();
HV * outputs = newHV();
for (auto & i : drv.outputsAndOptPaths(*store())) {
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hv_store(
outputs, i.first.c_str(), i.first.size(),
!i.second.second
? newSV(0) /* null value */
: newSVpv(store()->printStorePath(*i.second.second).c_str(), 0),
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0);
}
hv_stores(hash, "outputs", newRV((SV *) outputs));
AV * inputDrvs = newAV();
for (auto & i : drv.inputDrvs)
av_push(inputDrvs, newSVpv(store()->printStorePath(i.first).c_str(), 0)); // !!! ignores i->second
hv_stores(hash, "inputDrvs", newRV((SV *) inputDrvs));
AV * inputSrcs = newAV();
for (auto & i : drv.inputSrcs)
av_push(inputSrcs, newSVpv(store()->printStorePath(i).c_str(), 0));
hv_stores(hash, "inputSrcs", newRV((SV *) inputSrcs));
hv_stores(hash, "platform", newSVpv(drv.platform.c_str(), 0));
hv_stores(hash, "builder", newSVpv(drv.builder.c_str(), 0));
AV * args = newAV();
for (auto & i : drv.args)
av_push(args, newSVpv(i.c_str(), 0));
hv_stores(hash, "args", newRV((SV *) args));
HV * env = newHV();
for (auto & i : drv.env)
hv_store(env, i.first.c_str(), i.first.size(), newSVpv(i.second.c_str(), 0), 0);
hv_stores(hash, "env", newRV((SV *) env));
RETVAL = newRV_noinc((SV *)hash);
} catch (Error & e) {
croak("%s", e.what());
}
OUTPUT:
RETVAL
void addTempRoot(char * storePath)
PPCODE:
try {
store()->addTempRoot(store()->parseStorePath(storePath));
} catch (Error & e) {
croak("%s", e.what());
}
SV * getBinDir()
PPCODE:
XPUSHs(sv_2mortal(newSVpv(settings.nixBinDir.c_str(), 0)));
SV * getStoreDir()
PPCODE:
XPUSHs(sv_2mortal(newSVpv(settings.nixStore.c_str(), 0)));