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Support API versioning

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This commit is contained in:
Peng Wang
2019-11-11 10:48:51 -05:00
committed by Nik Bougalis
parent 79e9085dd1
commit 2aa11fa41d
16 changed files with 714 additions and 53 deletions
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19
src/ripple/rpc/impl/RPCHelpers.cpp
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@@ -716,5 +716,24 @@ beast::SemanticVersion const firstVersion("1.0.0");
beast::SemanticVersion const goodVersion("1.0.0");
beast::SemanticVersion const lastVersion("1.0.0");
unsigned int getAPIVersionNumber(Json::Value const& jv)
{
static Json::Value const minVersion (RPC::ApiMinimumSupportedVersion);
static Json::Value const maxVersion (RPC::ApiMaximumSupportedVersion);
static Json::Value const invalidVersion (RPC::APIInvalidVersion);
Json::Value requestedVersion(RPC::APIVersionIfUnspecified);
if(jv.isObject())
{
requestedVersion = jv.get (jss::api_version, requestedVersion);
}
if( !(requestedVersion.isInt() || requestedVersion.isUInt()) ||
requestedVersion < minVersion || requestedVersion > maxVersion)
{
requestedVersion = invalidVersion;
}
return requestedVersion.asUInt();
}
} // RPC
} // ripple