diff options
| -rw-r--r-- | python/vyos/vpp.py | 102 | ||||
| -rwxr-xr-x | src/conf_mode/vpp.py | 5 |
2 files changed, 97 insertions, 10 deletions
diff --git a/python/vyos/vpp.py b/python/vyos/vpp.py index decc6c087..9e9471879 100644 --- a/python/vyos/vpp.py +++ b/python/vyos/vpp.py @@ -13,16 +13,102 @@ # You should have received a copy of the GNU Lesser General Public # License along with this library. If not, see <http://www.gnu.org/licenses/>. -from vyos.util import call +from vpp_papi import VPPApiClient -def lcp_create_host_interface(ifname): - """LCP reprepsents a connection point between VPP dataplane - and the host stack +class VPPControl: + """Control VPP network stack """ - return call(f'vppctl lcp create {ifname} host-if {ifname}') + def __init__(self) -> None: + """Create VPP API connection + """ + self.vpp_api_client = VPPApiClient() + self.vpp_api_client.connect('vpp-vyos') -def set_interface_rx_mode(ifname, mode): - """Rx mode""" - return call(f'sudo vppctl set interface rx-mode {ifname} {mode}') + def __del__(self) -> None: + """Disconnect from VPP API + """ + self.vpp_api_client.disconnect() + + def cli_cmd(self, command: str) -> None: + """Send raw CLI command + + Args: + command (str): command to send + """ + self.vpp_api_client.api.cli_inband(cmd=command) + + def get_mac(self, ifname: str) -> str: + """Find MAC address by interface name in VPP + + Args: + ifname (str): interface name inside VPP + + Returns: + str: MAC address + """ + for iface in self.vpp_api_client.api.sw_interface_dump(): + if iface.interface_name == ifname: + return iface.l2_address.mac_string + return '' + + def get_sw_if_index(self, ifname: str) -> int | None: + """Find interface index by interface name in VPP + + Args: + ifname (str): interface name inside VPP + + Returns: + int | None: Interface index or None (if was not fount) + """ + for iface in self.vpp_api_client.api.sw_interface_dump(): + if iface.interface_name == ifname: + return iface.sw_if_index + return None + + def lcp_pair_add(self, iface_name_vpp: str, iface_name_kernel: str) -> None: + """Create LCP interface pair between VPP and kernel + + Args: + iface_name_vpp (str): interface name in VPP + iface_name_kernel (str): interface name in kernel + """ + iface_index = self.get_sw_if_index(iface_name_vpp) + if iface_index: + self.vpp_api_client.api.lcp_itf_pair_add_del( + is_add=True, + sw_if_index=iface_index, + host_if_name=iface_name_kernel) + + def lcp_pair_del(self, iface_name_vpp: str, iface_name_kernel: str) -> None: + """Delete LCP interface pair between VPP and kernel + + Args: + iface_name_vpp (str): interface name in VPP + iface_name_kernel (str): interface name in kernel + """ + iface_index = self.get_sw_if_index(iface_name_vpp) + if iface_index: + self.vpp_api_client.api.lcp_itf_pair_add_del( + is_add=False, + sw_if_index=iface_index, + host_if_name=iface_name_kernel) + + def iface_rxmode(self, iface_name: str, rx_mode: str) -> None: + """Set interface rx-mode in VPP + + Args: + iface_name (str): interface name in VPP + rx_mode (str): mode (polling, interrupt, adaptive) + """ + modes_dict: dict[str, int] = { + 'polling': 1, + 'interrupt': 2, + 'adaptive': 3 + } + if rx_mode not in modes_dict: + return + iface_index = self.get_sw_if_index(iface_name) + self.vpp_api_client.api.sw_interface_set_rx_mode( + sw_if_index=iface_index, mode=modes_dict[rx_mode]) diff --git a/src/conf_mode/vpp.py b/src/conf_mode/vpp.py index aa6c14e89..d541e52ba 100755 --- a/src/conf_mode/vpp.py +++ b/src/conf_mode/vpp.py @@ -28,8 +28,8 @@ from vyos.template import render from vyos.xml import defaults from vyos import ConfigError -from vyos import vpp from vyos import airbag +from vyos.vpp import VPPControl airbag.enable() @@ -124,10 +124,11 @@ def apply(config): call('systemctl daemon-reload') call('sudo sysctl -w vm.nr_hugepages=4096') + vpp_control = VPPControl() for iface, _ in config['interface'].items(): # Create lcp if iface not in Section.interfaces(): - vpp.lcp_create_host_interface(iface) + vpp_control.lcp_pair_add(iface, iface) # update interface config #e = EthernetIf(iface) |