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[vlanmgrd]: Preventing VLAN interfaces from going down when all of their member ports are down #3370

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6 changes: 4 additions & 2 deletions cfgmgr/vlanmgr.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -79,7 +79,8 @@ VlanMgr::VlanMgr(DBConnector *cfgDb, DBConnector *appDb, DBConnector *stateDb, c
// /sbin/bridge vlan del vid 1 dev Bridge self;
// /sbin/ip link del dummy 2>/dev/null;
// /sbin/ip link add dummy type dummy &&
// /sbin/ip link set dummy master Bridge"
// /sbin/ip link set dummy master Bridge &&
// /sbin/ip link set dummy up"

const std::string cmds = std::string("")
+ BASH_CMD + " -c \""
Expand All @@ -90,7 +91,8 @@ VlanMgr::VlanMgr(DBConnector *cfgDb, DBConnector *appDb, DBConnector *stateDb, c
+ BRIDGE_CMD + " vlan del vid " + DEFAULT_VLAN_ID + " dev " + DOT1Q_BRIDGE_NAME + " self; "
+ IP_CMD + " link del dev dummy 2>/dev/null; "
+ IP_CMD + " link add dummy type dummy && "
+ IP_CMD + " link set dummy master " + DOT1Q_BRIDGE_NAME + "\"";
+ IP_CMD + " link set dummy master " + DOT1Q_BRIDGE_NAME + " && "
+ IP_CMD + " link set dummy up" + "\"";

std::string res;
EXEC_WITH_ERROR_THROW(cmds, res);
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