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[vslib]: adapt macsec sai 1.7.1 #755

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merged 3 commits into from
Jan 10, 2021
Merged

[vslib]: adapt macsec sai 1.7.1 #755

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48dc8ee
adapt macsec sai 171
Pterosaur Dec 22, 2020
9d117d7
Polish code
Pterosaur Jan 4, 2021
a5d967a
Merge branch 'master' into adapt_macsec_sai_171
Pterosaur Jan 9, 2021
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22 changes: 12 additions & 10 deletions vslib/src/SwitchStateBaseMACsec.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -453,6 +453,11 @@ sai_status_t SwitchStateBase::loadMACsecAttrFromMACsecSC(

macsecAttr.m_sendSci = attr->value.booldata;

SAI_METADATA_GET_ATTR_BY_ID(attr, SAI_MACSEC_SC_ATTR_ENCRYPTION_ENABLE, attrCount, attrList);

macsecAttr.m_encryptionEnable = attr->value.booldata;


SAI_METADATA_GET_ATTR_BY_ID(attr, SAI_MACSEC_SC_ATTR_FLOW_ID, attrCount, attrList);

auto flow_id = attr->value.oid;
Expand Down Expand Up @@ -488,16 +493,20 @@ sai_status_t SwitchStateBase::loadMACsecAttrFromMACsecSA(

SAI_METADATA_GET_ATTR_BY_ID(attr, SAI_MACSEC_SA_ATTR_SC_ID, attrCount, attrList);

// Find SCI and MACsec flow
std::vector<sai_attribute_t> attrs(2);
// Find MACsec SC attributes
std::vector<sai_attribute_t> attrs(4);
attrs[0].id = SAI_MACSEC_SC_ATTR_FLOW_ID;
attrs[1].id = SAI_MACSEC_SC_ATTR_MACSEC_SCI;
attrs[2].id = SAI_MACSEC_SC_ATTR_ENCRYPTION_ENABLE;
attrs[3].id = SAI_MACSEC_SC_ATTR_MACSEC_CIPHER_SUITE;

CHECK_STATUS(get(SAI_OBJECT_TYPE_MACSEC_SC, attr->value.oid, static_cast<uint32_t>(attrs.size()), attrs.data()));

auto flow_id = attrs[0].value.oid;
auto sci = attrs[1].value.u64;
std::stringstream sciHexStr;
macsecAttr.m_encryptionEnable = attrs[2].value.booldata;
bool is_sak_128_bit = (attrs[3].value.s32 == SAI_MACSEC_CIPHER_SUITE_GCM_AES_128 || attrs[3].value.s32 == SAI_MACSEC_CIPHER_SUITE_GCM_AES_XPN_128);

sciHexStr << std::setw(MACSEC_SCI_LENGTH) << std::setfill('0');

Expand Down Expand Up @@ -541,18 +550,11 @@ sai_status_t SwitchStateBase::loadMACsecAttrFromMACsecSA(

macsecAttr.m_an = attr->value.u8;

//SAI_METADATA_GET_ATTR_BY_ID(attr, SAI_MACSEC_SA_ATTR_ENCRYPTION_ENABLE, attrCount, attrList);
//macsecAttr.m_encryptionEnable = attr->value.booldata;
SWSS_LOG_THROW("SAI_MACSEC_SA_ATTR_ENCRYPTION_ENABLE is not available in SAI 1.7.1, please help fix this");

SAI_METADATA_GET_ATTR_BY_ID(attr, SAI_MACSEC_SA_ATTR_SAK, attrCount, attrList);

macsecAttr.m_sak = sai_serialize_hex_binary(attr->value.macsecsak);

//SAI_METADATA_GET_ATTR_BY_ID(attr, SAI_MACSEC_SA_ATTR_SAK_256_BITS, attrCount, attrList);
SWSS_LOG_THROW("SAI_MACSEC_SA_ATTR_256_BITS is not available in SAI 1.7.1, please help fix this");

if (!attr->value.booldata)
if (is_sak_128_bit)
{
macsecAttr.m_sak = macsecAttr.m_sak.substr(macsecAttr.m_sak.length() / 2, macsecAttr.m_sak.length() / 2);
}
Expand Down