|
| 1 | +# This test suite covers the functionality of gearbox feature |
| 2 | +import time |
| 3 | +import os |
| 4 | +import pytest |
| 5 | +from swsscommon import swsscommon |
| 6 | +from dvslib.dvs_database import DVSDatabase |
| 7 | +from dvslib.dvs_common import PollingConfig, wait_for_result |
| 8 | + |
| 9 | +# module specific dvs env variables |
| 10 | +DVS_ENV = ["HWSKU=brcm_gearbox_vs"] |
| 11 | + |
| 12 | +class Gearbox(object): |
| 13 | + def __init__(self, dvs): |
| 14 | + db = swsscommon.DBConnector(swsscommon.APPL_DB, dvs.redis_sock, 0) |
| 15 | + t = swsscommon.Table(db, "_GEARBOX_TABLE") |
| 16 | + assert len(t.getKeys()) > 0 |
| 17 | + sr = t.getTableNameSeparator() |
| 18 | + |
| 19 | + # "_GEARBOX_TABLE:phy:1" |
| 20 | + # "_GEARBOX_TABLE:phy:1:ports:0" |
| 21 | + # "_GEARBOX_TABLE:phy:1:lanes:200" |
| 22 | + self.phys = {} |
| 23 | + phy_table = swsscommon.Table(db, sr.join([t.getKeyName(""), "phy"])) |
| 24 | + for i in [x for x in phy_table.getKeys() if sr not in x]: |
| 25 | + (status, fvs) = phy_table.get(i) |
| 26 | + assert status == True |
| 27 | + self.phys[i] = {"attrs" : dict(fvs)} |
| 28 | + |
| 29 | + port_table = swsscommon.Table(db, sr.join([phy_table.getKeyName(i), "ports"])) |
| 30 | + port_list = [x for x in port_table.getKeys() if sr not in x] |
| 31 | + self.phys[i]["port_table"] = port_table |
| 32 | + self.phys[i]["ports"] = {} |
| 33 | + for j in port_list: |
| 34 | + (status, fvs) = port_table.get(j) |
| 35 | + assert status == True |
| 36 | + self.phys[i]["ports"][j] = dict(fvs) |
| 37 | + |
| 38 | + lane_table = swsscommon.Table(db, sr.join([phy_table.getKeyName(i), "lanes"])) |
| 39 | + lane_list = [x for x in lane_table.getKeys() if sr not in x] |
| 40 | + self.phys[i]["lanes"] = {} |
| 41 | + for j in lane_list: |
| 42 | + (status, fvs) = lane_table.get(j) |
| 43 | + assert status == True |
| 44 | + self.phys[i]["lanes"][j] = dict(fvs) |
| 45 | + |
| 46 | + # "_GEARBOX_TABLE:interface:0" |
| 47 | + self.interfaces = {} |
| 48 | + intf_table = swsscommon.Table(db, sr.join([t.getKeyName(""), "interface"])) |
| 49 | + for i in [x for x in intf_table.getKeys() if sr not in x]: |
| 50 | + (status, fvs) = intf_table.get(i) |
| 51 | + assert status == True |
| 52 | + self.interfaces[i] = {"attrs" : dict(fvs)} |
| 53 | + |
| 54 | + def SanityCheck(self, dvs, testlog): |
| 55 | + """ |
| 56 | + Verify data integrity of Gearbox objects in APPL_DB |
| 57 | + """ |
| 58 | + for i in self.interfaces: |
| 59 | + phy_id = self.interfaces[i]["attrs"]["phy_id"] |
| 60 | + assert phy_id in self.phys |
| 61 | + assert self.interfaces[i]["attrs"]["index"] in self.phys[phy_id]["ports"] |
| 62 | + |
| 63 | + for lane in self.interfaces[i]["attrs"]["system_lanes"].split(','): |
| 64 | + assert lane in self.phys[phy_id]["lanes"] |
| 65 | + for lane in self.interfaces[i]["attrs"]["line_lanes"].split(','): |
| 66 | + assert lane in self.phys[phy_id]["lanes"] |
| 67 | + |
| 68 | +class GBAsic(DVSDatabase): |
| 69 | + def __init__(self, db_id: int, connector: str, gearbox: Gearbox): |
| 70 | + DVSDatabase.__init__(self, db_id, connector) |
| 71 | + self.gearbox = gearbox |
| 72 | + self.ports = {} |
| 73 | + self._wait_for_gb_asic_db_to_initialize() |
| 74 | + |
| 75 | + for connector in self.get_keys("ASIC_STATE:SAI_OBJECT_TYPE_PORT_CONNECTOR"): |
| 76 | + fvs = self.get_entry("ASIC_STATE:SAI_OBJECT_TYPE_PORT_CONNECTOR", connector) |
| 77 | + system_port_oid = fvs.get("SAI_PORT_CONNECTOR_ATTR_SYSTEM_SIDE_PORT_ID") |
| 78 | + line_port_oid = fvs.get("SAI_PORT_CONNECTOR_ATTR_LINE_SIDE_PORT_ID") |
| 79 | + |
| 80 | + fvs = self.get_entry("ASIC_STATE:SAI_OBJECT_TYPE_PORT", system_port_oid) |
| 81 | + system_lanes = fvs.get("SAI_PORT_ATTR_HW_LANE_LIST").split(":")[-1] |
| 82 | + |
| 83 | + fvs = self.get_entry("ASIC_STATE:SAI_OBJECT_TYPE_PORT", line_port_oid) |
| 84 | + line_lanes = fvs.get("SAI_PORT_ATTR_HW_LANE_LIST").split(":")[-1] |
| 85 | + |
| 86 | + for i in self.gearbox.interfaces: |
| 87 | + intf = self.gearbox.interfaces[i] |
| 88 | + if intf["attrs"]["system_lanes"] == system_lanes: |
| 89 | + assert intf["attrs"]["line_lanes"] == line_lanes |
| 90 | + self.ports[intf["attrs"]["index"]] = (system_port_oid, line_port_oid) |
| 91 | + |
| 92 | + assert len(self.ports) == len(self.gearbox.interfaces) |
| 93 | + |
| 94 | + def _wait_for_gb_asic_db_to_initialize(self) -> None: |
| 95 | + """Wait up to 30 seconds for the default fields to appear in ASIC DB.""" |
| 96 | + def _verify_db_contents(): |
| 97 | + if len(self.get_keys("ASIC_STATE:SAI_OBJECT_TYPE_SWITCH")) != \ |
| 98 | + len(self.gearbox.phys): |
| 99 | + return (False, None) |
| 100 | + |
| 101 | + if len(self.get_keys("ASIC_STATE:SAI_OBJECT_TYPE_PORT")) != \ |
| 102 | + 2 * len(self.gearbox.interfaces): |
| 103 | + return (False, None) |
| 104 | + |
| 105 | + if len(self.get_keys("ASIC_STATE:SAI_OBJECT_TYPE_PORT_CONNECTOR")) != \ |
| 106 | + len(self.gearbox.interfaces): |
| 107 | + return (False, None) |
| 108 | + |
| 109 | + return (True, None) |
| 110 | + |
| 111 | + # Verify that GB ASIC DB has been fully initialized |
| 112 | + init_polling_config = PollingConfig(2, 30, strict=True) |
| 113 | + wait_for_result(_verify_db_contents, init_polling_config) |
| 114 | + |
| 115 | + |
| 116 | +class TestGearbox(object): |
| 117 | + def test_GearboxSanity(self, dvs, testlog): |
| 118 | + Gearbox(dvs).SanityCheck(dvs, testlog) |
| 119 | + |
| 120 | + def test_GbAsicFEC(self, dvs, testlog): |
| 121 | + gbasic = GBAsic(swsscommon.GB_ASIC_DB, dvs.redis_sock, Gearbox(dvs)) |
| 122 | + |
| 123 | + # set fec rs on port 0 of phy 1 |
| 124 | + fvs = swsscommon.FieldValuePairs([("system_fec","rs")]) |
| 125 | + gbasic.gearbox.phys["1"]["port_table"].set("0", fvs) |
| 126 | + fvs = swsscommon.FieldValuePairs([("line_fec","rs")]) |
| 127 | + gbasic.gearbox.phys["1"]["port_table"].set("0", fvs) |
| 128 | + |
| 129 | + """FIXME: uncomment it after GearboxOrch is implemented |
| 130 | + # validate if fec rs is pushed to system/line port in gb asic db |
| 131 | + system_port_oid, line_port_oid = gbasic.ports["0"] |
| 132 | + expected_fields = {"SAI_PORT_ATTR_FEC_MODE":"SAI_PORT_FEC_MODE_RS"} |
| 133 | + gbasic.wait_for_field_match("ASIC_STATE:SAI_OBJECT_TYPE_PORT", \ |
| 134 | + system_port_oid, expected_fields) |
| 135 | + gbasic.wait_for_field_match("ASIC_STATE:SAI_OBJECT_TYPE_PORT", \ |
| 136 | + line_port_oid, expected_fields) |
| 137 | + """ |
| 138 | + |
| 139 | + |
| 140 | +# Add Dummy always-pass test at end as workaroud |
| 141 | +# for issue when Flaky fail on final test it invokes module tear-down before retrying |
| 142 | +def test_nonflaky_dummy(): |
| 143 | + pass |
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