QueryData genRpmPackages(QueryContext& context) {
QueryData results;
auto dropper = DropPrivileges::get();
if (!dropper->dropTo("nobody") && isUserAdmin()) {
LOG(WARNING) << "Cannot drop privileges for rpm_packages";
return results;
}
// Isolate RPM/package inspection to the canonical: /usr/lib/rpm.
RpmEnvironmentManager env_manager;
// The following implementation uses http://rpm.org/api/4.11.1/
rpmInitCrypto();
if (rpmReadConfigFiles(nullptr, nullptr) != 0) {
TLOG << "Cannot read RPM configuration files";
return results;
}
rpmts ts = rpmtsCreate();
rpmdbMatchIterator matches;
if (context.constraints["name"].exists(EQUALS)) {
auto name = (*context.constraints["name"].getAll(EQUALS).begin());
matches = rpmtsInitIterator(ts, RPMTAG_NAME, name.c_str(), name.size());
} else {
matches = rpmtsInitIterator(ts, RPMTAG_NAME, nullptr, 0);
}
Header header;
while ((header = rpmdbNextIterator(matches)) != nullptr) {
Row r;
rpmtd td = rpmtdNew();
r["name"] = getRpmAttribute(header, RPMTAG_NAME, td);
r["version"] = getRpmAttribute(header, RPMTAG_VERSION, td);
r["release"] = getRpmAttribute(header, RPMTAG_RELEASE, td);
r["source"] = getRpmAttribute(header, RPMTAG_SOURCERPM, td);
r["size"] = getRpmAttribute(header, RPMTAG_SIZE, td);
r["sha1"] = getRpmAttribute(header, RPMTAG_SHA1HEADER, td);
r["arch"] = getRpmAttribute(header, RPMTAG_ARCH, td);
rpmtdFree(td);
results.push_back(r);
}
rpmdbFreeIterator(matches);
rpmtsFree(ts);
rpmFreeCrypto();
rpmFreeRpmrc();
return results;
}
QueryData genRpmPackages(QueryContext& context) {
QueryData results;
// The following implementation uses http://rpm.org/api/4.11.1/
rpmInitCrypto();
if (rpmReadConfigFiles(nullptr, nullptr) != 0) {
TLOG << "Cannot read RPM configuration files.";
return results;
}
rpmts ts = rpmtsCreate();
rpmdbMatchIterator matches;
if (context.constraints["name"].exists()) {
auto name = (*context.constraints["name"].getAll(EQUALS).begin());
matches = rpmtsInitIterator(ts, RPMTAG_NAME, name.c_str(), name.size());
} else {
matches = rpmtsInitIterator(ts, RPMTAG_NAME, nullptr, 0);
}
Header header;
while ((header = rpmdbNextIterator(matches)) != nullptr) {
Row r;
rpmtd td = rpmtdNew();
r["name"] = getRpmAttribute(header, RPMTAG_NAME, td);
r["version"] = getRpmAttribute(header, RPMTAG_VERSION, td);
r["release"] = getRpmAttribute(header, RPMTAG_RELEASE, td);
r["source"] = getRpmAttribute(header, RPMTAG_SOURCERPM, td);
r["size"] = getRpmAttribute(header, RPMTAG_SIZE, td);
r["sha1"] = getRpmAttribute(header, RPMTAG_SHA1HEADER, td);
r["arch"] = getRpmAttribute(header, RPMTAG_ARCH, td);
rpmtdFree(td);
results.push_back(r);
}
rpmdbFreeIterator(matches);
rpmtsFree(ts);
rpmFreeCrypto();
rpmFreeRpmrc();
return results;
}
DIGEST_CTX
rpmDigestInit(pgpHashAlgo hashalgo, rpmDigestFlags flags)
{
HASH_HashType type = getHashType(hashalgo);
HASHContext *hashctx = NULL;
DIGEST_CTX ctx = NULL;
if (type == HASH_AlgNULL || rpmInitCrypto() < 0)
goto exit;
if ((hashctx = HASH_Create(type)) != NULL) {
ctx = xcalloc(1, sizeof(*ctx));
ctx->flags = flags;
ctx->algo = hashalgo;
ctx->hashctx = hashctx;
HASH_Begin(ctx->hashctx);
}
DPRINTF((stderr, "*** Init(%x) ctx %p hashctx %p\n", flags, ctx, ctx->hashctx));
exit:
return ctx;
}