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[GCU] Complete RDMA Platform Validation Checks (sonic-net#2791)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,10 +1,117 @@ | ||
| from sonic_py_common import device_info | ||
| import os | ||
| import re | ||
| import json | ||
| import jsonpointer | ||
| import subprocess | ||
| from sonic_py_common import device_info | ||
| from .gu_common import GenericConfigUpdaterError | ||
|
|
||
| def rdma_config_update_validator(): | ||
| version_info = device_info.get_sonic_version_info() | ||
| asic_type = version_info.get('asic_type') | ||
|
|
||
| if (asic_type != 'mellanox' and asic_type != 'broadcom' and asic_type != 'cisco-8000'): | ||
| SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__)) | ||
| GCU_TABLE_MOD_CONF_FILE = f"{SCRIPT_DIR}/gcu_field_operation_validators.conf.json" | ||
|
|
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| def get_asic_name(): | ||
| asic = "unknown" | ||
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| if os.path.exists(GCU_TABLE_MOD_CONF_FILE): | ||
| with open(GCU_TABLE_MOD_CONF_FILE, "r") as s: | ||
| gcu_field_operation_conf = json.load(s) | ||
| else: | ||
| raise GenericConfigUpdaterError("GCU table modification validators config file not found") | ||
|
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| asic_mapping = gcu_field_operation_conf["helper_data"]["rdma_config_update_validator"] | ||
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| if device_info.get_sonic_version_info()['asic_type'] == 'cisco-8000': | ||
| asic = "cisco-8000" | ||
| elif device_info.get_sonic_version_info()['asic_type'] == 'mellanox': | ||
| GET_HWSKU_CMD = "sonic-cfggen -d -v DEVICE_METADATA.localhost.hwsku" | ||
| spc1_hwskus = asic_mapping["mellanox_asics"]["spc1"] | ||
| proc = subprocess.Popen(GET_HWSKU_CMD, shell=True, universal_newlines=True, stdout=subprocess.PIPE) | ||
| output, err = proc.communicate() | ||
| hwsku = output.rstrip('\n') | ||
| if hwsku.lower() in [spc1_hwsku.lower() for spc1_hwsku in spc1_hwskus]: | ||
| asic = "spc1" | ||
| elif device_info.get_sonic_version_info()['asic_type'] == 'broadcom': | ||
| command = ["sudo", "lspci"] | ||
| proc = subprocess.Popen(command, universal_newlines=True, stdout=subprocess.PIPE) | ||
| output, err = proc.communicate() | ||
| broadcom_asics = asic_mapping["broadcom_asics"] | ||
| for asic_shorthand, asic_descriptions in broadcom_asics.items(): | ||
| if asic != "unknown": | ||
| break | ||
| for asic_description in asic_descriptions: | ||
| if asic_description in output: | ||
| asic = asic_shorthand | ||
| break | ||
|
|
||
| return asic | ||
|
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|
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| def rdma_config_update_validator(patch_element): | ||
| asic = get_asic_name() | ||
| if asic == "unknown": | ||
| return False | ||
| version_info = device_info.get_sonic_version_info() | ||
| build_version = version_info.get('build_version') | ||
| version_substrings = build_version.split('.') | ||
| branch_version = None | ||
|
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||
| for substring in version_substrings: | ||
| if substring.isdigit() and re.match(r'^\d{8}$', substring): | ||
| branch_version = substring | ||
|
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| path = patch_element["path"] | ||
| table = jsonpointer.JsonPointer(path).parts[0] | ||
|
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| # Helper function to return relevant cleaned paths, consdiers case where the jsonpatch value is a dict | ||
| # For paths like /PFC_WD/Ethernet112/action, remove Ethernet112 from the path so that we can clearly determine the relevant field (i.e. action, not Ethernet112) | ||
| def _get_fields_in_patch(): | ||
| cleaned_fields = [] | ||
|
|
||
| field_elements = jsonpointer.JsonPointer(path).parts[1:] | ||
| cleaned_field_elements = [elem for elem in field_elements if not any(char.isdigit() for char in elem)] | ||
| cleaned_field = '/'.join(cleaned_field_elements).lower() | ||
|
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| if 'value' in patch_element.keys() and isinstance(patch_element['value'], dict): | ||
| for key in patch_element['value']: | ||
| cleaned_fields.append(cleaned_field+ '/' + key) | ||
| else: | ||
| cleaned_fields.append(cleaned_field) | ||
|
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| return cleaned_fields | ||
|
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| if os.path.exists(GCU_TABLE_MOD_CONF_FILE): | ||
| with open(GCU_TABLE_MOD_CONF_FILE, "r") as s: | ||
| gcu_field_operation_conf = json.load(s) | ||
| else: | ||
| raise GenericConfigUpdaterError("GCU table modification validators config file not found") | ||
|
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| tables = gcu_field_operation_conf["tables"] | ||
| scenarios = tables[table]["validator_data"]["rdma_config_update_validator"] | ||
|
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| cleaned_fields = _get_fields_in_patch() | ||
| for cleaned_field in cleaned_fields: | ||
| scenario = None | ||
| for key in scenarios.keys(): | ||
| if cleaned_field in scenarios[key]["fields"]: | ||
| scenario = scenarios[key] | ||
| break | ||
|
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| if scenario is None: | ||
| return False | ||
|
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| if scenario["platforms"][asic] == "": | ||
| return False | ||
|
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| if patch_element['op'] not in scenario["operations"]: | ||
| return False | ||
|
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| if branch_version is not None: | ||
| if asic in scenario["platforms"]: | ||
| if branch_version < scenario["platforms"][asic]: | ||
| return False | ||
| else: | ||
| return False | ||
|
|
||
| return True |
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