| #!/usr/bin/env python |
| |
| #memory_footprint.py : Script for sending memory footprint data from the TFM CI |
| #to a SQUAD web interface |
| # |
| #Copyright (c) 2020-2022, Arm Limited. All rights reserved. |
| # |
| #SPDX-License-Identifier: BSD-3-Clause |
| |
| |
| import os |
| import re |
| import sys |
| import json |
| import requests |
| import subprocess |
| from tfm_ci_pylib import utils |
| |
| # SQAUD constant |
| SQUAD_TOKEN = sys.argv[1] |
| SQUAD_BASE_PROJECT_URL = ("https://qa-reports.linaro.org/api/submit/tf/tf-m/") |
| |
| reference_configs = [ |
| 'AN521_ARMCLANG_1_Minsizerel_BL2', |
| 'AN521_ARMCLANG_1_Minsizerel_BL2_SMALL_PSOFF', |
| 'AN521_ARMCLANG_2_Minsizerel_BL2_MEDIUM_PSOFF', |
| 'AN521_ARMCLANG_3_Minsizerel_BL2_LARGE_PSOFF' |
| ] |
| |
| # This function uses arm_non_eabi_size to get the sizes of a file |
| # in the build directory of tfm |
| def get_file_size(filename): |
| f_path = os.path.join(os.getenv('WORKSPACE'), "trusted-firmware-m", "build", "bin", filename) |
| if os.path.exists(f_path) : |
| data_fromelf = utils.fromelf(f_path) |
| print(data_fromelf[1]) # Output of fromelf |
| return data_fromelf[0] # Data parsed from output of fromelf |
| else : |
| print(f_path + "Not found") |
| return -1 |
| |
| # This function creates a json file containing all the data about |
| # memory footprint and sends this data to SQUAD |
| def send_file_size(change_id, config_name, bl2_sizes, tfms_sizes): |
| url = SQUAD_BASE_PROJECT_URL + change_id + '/' + config_name |
| |
| try: |
| metrics = json.dumps({ "bl2_code_size" : bl2_sizes["Code"], |
| "bl2_inline_data" : bl2_sizes["Inline Data"], |
| "bl2_ro_data" : bl2_sizes["RO Data"], |
| "bl2_rw_data" : bl2_sizes["RW Data"], |
| "bl2_zi_data" : bl2_sizes["ZI Data"], |
| "spe_code_size" : tfms_sizes["Code"], |
| "spe_inline_data" : tfms_sizes["Inline Data"], |
| "spe_ro_data" : tfms_sizes["RO Data"], |
| "spe_rw_data" : tfms_sizes["RW Data"], |
| "spe_zi_data" : tfms_sizes["ZI Data"]}) |
| except: |
| return -1 |
| |
| headers = {"Auth-Token": SQUAD_TOKEN} |
| data= {"metrics": metrics} |
| |
| try: |
| #Sending the data to SQUAD, 40s timeout |
| result = requests.post(url, headers=headers, data=data, timeout=40) |
| except: |
| return -1 |
| |
| with open(os.path.join(os.getenv('WORKSPACE'), |
| "tf-m-ci-scripts", |
| "Memory_footprint", |
| "filesize.json"), "w") as F: |
| #Storing the json file |
| F.write(metrics) |
| |
| if not result.ok: |
| print(f"Error submitting to qa-reports: {result.reason}: {result.text}") |
| return -1 |
| else : |
| print ("POST request sent to project " + config_name ) |
| return 0 |
| |
| # Function based on get_local_git_info() from utils, getting change id for the tfm repo |
| def get_change_id(repo='trusted-firmware-m'): |
| directory = os.path.join(os.getenv('WORKSPACE'), repo) |
| cur_dir = os.path.abspath(os.getcwd()) |
| cmd = "git log HEAD -n 1 --pretty=format:'%b'" |
| |
| os.chdir(directory) # Going to the repo's directory |
| |
| git_info_rex = re.compile(r'(?P<body>^[\s\S]*?)((?:Change-Id:\s)' |
| r'(?P<change_id>.*)\n?)', re.MULTILINE) |
| |
| r, e = subprocess.Popen(cmd, |
| shell=True, |
| stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE).communicate() |
| |
| if e: |
| print("Error", e) |
| return -1 |
| else: |
| try: |
| txt_body = r.decode('ascii') |
| except UnicodeDecodeError as E: |
| txt_body = r.decode('utf-8') |
| result = txt_body.rstrip() |
| |
| try: |
| change_id = git_info_rex.search(result).groupdict()["change_id"].strip() |
| except: |
| return -1 |
| |
| os.chdir(cur_dir) #Going back to the initial directory |
| return change_id |
| |
| def print_image_sizes(image_sizes): |
| for sec, size in image_sizes.items(): |
| print("{:4}: {}".format(sec, size)) |
| |
| if __name__ == "__main__": |
| # Export ARMClang v6.13 to ENV PATH |
| os.environ["PATH"] += os.pathsep + os.getenv('ARMCLANG_6_18_PATH') |
| if os.getenv('CONFIG_NAME') in reference_configs: |
| print("Configuration " + os.getenv('CONFIG_NAME') + " is a reference") |
| try : |
| change_id = get_change_id("trusted-firmware-m") |
| except : |
| change_id = -1 |
| |
| print("------ BL2 Memory Footprint ------") |
| bl2_sizes = get_file_size("bl2.axf") |
| print("\n\n------ TFM Secure Memory Footprint ------") |
| tfms_sizes = get_file_size("tfm_s.axf") |
| |
| if (bl2_sizes != -1 and change_id != -1) : |
| squad_config_name = os.getenv('CONFIG_NAME') |
| send_file_size(change_id, squad_config_name, bl2_sizes, tfms_sizes) |
| else : |
| #Directory or file weren't found |
| if change_id == -1 : |
| print("Error : trusted-firmware-m repo not found") |
| else : |
| print("Error : file not found") |