| #!/usr/bin/env python |
| |
| r""" |
| See class prolog below for details. |
| """ |
| |
| import os |
| import sys |
| import yaml |
| import time |
| import platform |
| from errno import EACCES, EPERM |
| import subprocess |
| from ssh_utility import SSHRemoteclient |
| |
| |
| class FFDCCollector: |
| |
| r""" |
| Sends commands from configuration file to the targeted system to collect log files. |
| Fetch and store generated files at the specified location. |
| |
| """ |
| |
| def __init__(self, |
| hostname, |
| username, |
| password, |
| ffdc_config, |
| location, |
| remote_type, |
| remote_protocol): |
| r""" |
| Description of argument(s): |
| |
| hostname name/ip of the targeted (remote) system |
| username user on the targeted system with access to FFDC files |
| password password for user on targeted system |
| ffdc_config configuration file listing commands and files for FFDC |
| location where to store collected FFDC |
| remote_type os type of the remote host |
| |
| """ |
| if self.verify_script_env(): |
| self.hostname = hostname |
| self.username = username |
| self.password = password |
| self.ffdc_config = ffdc_config |
| self.location = location |
| self.remote_client = None |
| self.ffdc_dir_path = "" |
| self.ffdc_prefix = "" |
| self.target_type = remote_type.upper() |
| self.remote_protocol = remote_protocol.upper() |
| self.start_time = 0 |
| self.elapsed_time = '' |
| else: |
| sys.exit(-1) |
| |
| # Load default or user define YAML configuration file. |
| with open(self.ffdc_config, 'r') as file: |
| self.ffdc_actions = yaml.load(file, Loader=yaml.FullLoader) |
| |
| if self.target_type not in self.ffdc_actions.keys(): |
| print("\n\tERROR: %s is not listed in %s.\n\n" % (self.target_type, self.ffdc_config)) |
| sys.exit(-1) |
| |
| def verify_script_env(self): |
| |
| # Import to log version |
| import click |
| import paramiko |
| |
| run_env_ok = True |
| |
| redfishtool_version = self.run_redfishtool('-V').split(' ')[2].strip('\n') |
| ipmitool_version = self.run_ipmitool('-V').split(' ')[2] |
| |
| print("\n\t---- Script host environment ----") |
| print("\t{:<10} {:<10}".format('Script hostname', os.uname()[1])) |
| print("\t{:<10} {:<10}".format('Script host os', platform.platform())) |
| print("\t{:<10} {:>10}".format('Python', platform.python_version())) |
| print("\t{:<10} {:>10}".format('PyYAML', yaml.__version__)) |
| print("\t{:<10} {:>10}".format('click', click.__version__)) |
| print("\t{:<10} {:>10}".format('paramiko', paramiko.__version__)) |
| print("\t{:<10} {:>9}".format('redfishtool', redfishtool_version)) |
| print("\t{:<10} {:>12}".format('ipmitool', ipmitool_version)) |
| |
| if eval(yaml.__version__.replace('.', ',')) < (5, 4, 1): |
| print("\n\tERROR: Python or python packages do not meet minimum version requirement.") |
| print("\tERROR: PyYAML version 5.4.1 or higher is needed.\n") |
| run_env_ok = False |
| |
| print("\t---- End script host environment ----") |
| return run_env_ok |
| |
| def target_is_pingable(self): |
| r""" |
| Check if target system is ping-able. |
| |
| """ |
| response = os.system("ping -c 1 -w 2 %s 2>&1 >/dev/null" % self.hostname) |
| if response == 0: |
| print("\n\t[Check] %s is ping-able.\t\t [OK]" % self.hostname) |
| return True |
| else: |
| print("\n>>>>>\tERROR: %s is not ping-able. FFDC collection aborted.\n" % self.hostname) |
| sys.exit(-1) |
| |
| def collect_ffdc(self): |
| r""" |
| Initiate FFDC Collection depending on requested protocol. |
| |
| """ |
| |
| print("\n\t---- Start communicating with %s ----" % self.hostname) |
| self.start_time = time.time() |
| working_protocol_list = [] |
| if self.target_is_pingable(): |
| # Check supported protocol ping,ssh, redfish are working. |
| if self.ssh_to_target_system(): |
| working_protocol_list.append("SSH") |
| working_protocol_list.append("SCP") |
| |
| # Redfish |
| if self.verify_redfish(): |
| working_protocol_list.append("REDFISH") |
| print("\n\t[Check] %s Redfish Service.\t\t [OK]" % self.hostname) |
| else: |
| print("\n\t[Check] %s Redfish Service.\t\t [NOT AVAILABLE]" % self.hostname) |
| |
| if self.verify_ipmi(): |
| working_protocol_list.append("IPMI") |
| print("\n\t[Check] %s IPMI LAN Service.\t\t [OK]" % self.hostname) |
| else: |
| print("\n\t[Check] %s IPMI LAN Service.\t\t [NOT AVAILABLE]" % self.hostname) |
| |
| # Verify top level directory exists for storage |
| self.validate_local_store(self.location) |
| print("\n\t---- Completed protocol pre-requisite check ----\n") |
| |
| if ((self.remote_protocol not in working_protocol_list) and (self.remote_protocol != 'ALL')): |
| print("\n\tWorking protocol list: %s" % working_protocol_list) |
| print( |
| '>>>>>\tERROR: Requested protocol %s is not in working protocol list.\n' |
| % self.remote_protocol) |
| sys.exit(-1) |
| else: |
| self.generate_ffdc(working_protocol_list) |
| |
| def ssh_to_target_system(self): |
| r""" |
| Open a ssh connection to targeted system. |
| |
| """ |
| |
| self.remoteclient = SSHRemoteclient(self.hostname, |
| self.username, |
| self.password) |
| |
| self.remoteclient.ssh_remoteclient_login() |
| print("\n\t[Check] %s SSH connection established.\t [OK]" % self.hostname) |
| |
| # Check scp connection. |
| # If scp connection fails, |
| # continue with FFDC generation but skip scp files to local host. |
| self.remoteclient.scp_connection() |
| return True |
| |
| def generate_ffdc(self, working_protocol_list): |
| r""" |
| Determine actions based on remote host type |
| |
| Description of argument(s): |
| working_protocol_list list of confirmed working protocols to connect to remote host. |
| """ |
| |
| print("\n\t---- Executing commands on " + self.hostname + " ----") |
| print("\n\tWorking protocol list: %s" % working_protocol_list) |
| |
| # Set prefix values for scp files and directory. |
| # Since the time stamp is at second granularity, these values are set here |
| # to be sure that all files for this run will have same timestamps |
| # and they will be saved in the same directory. |
| # self.location == local system for now |
| self.set_ffdc_defaults() |
| ffdc_actions = self.ffdc_actions |
| |
| for machine_type in ffdc_actions.keys(): |
| if self.target_type != machine_type: |
| continue |
| |
| print("\tSystem Type: %s" % machine_type) |
| for k, v in ffdc_actions[machine_type].items(): |
| |
| if self.remote_protocol != ffdc_actions[machine_type][k]['PROTOCOL'][0] \ |
| and self.remote_protocol != 'ALL': |
| continue |
| |
| if ffdc_actions[machine_type][k]['PROTOCOL'][0] == 'SSH' \ |
| or ffdc_actions[machine_type][k]['PROTOCOL'][0] == 'SCP': |
| if 'SSH' in working_protocol_list \ |
| or 'SCP' in working_protocol_list: |
| self.protocol_ssh(ffdc_actions, machine_type, k) |
| else: |
| print("\n\tERROR: SSH or SCP is not available for %s." % self.hostname) |
| |
| if ffdc_actions[machine_type][k]['PROTOCOL'][0] == 'REDFISH': |
| if 'REDFISH' in working_protocol_list: |
| self.protocol_redfish(ffdc_actions, machine_type, k) |
| else: |
| print("\n\tERROR: REDFISH is not available for %s." % self.hostname) |
| |
| if ffdc_actions[machine_type][k]['PROTOCOL'][0] == 'IPMI': |
| if 'IPMI' in working_protocol_list: |
| self.protocol_ipmi(ffdc_actions, machine_type, k) |
| else: |
| print("\n\tERROR: IMPI is not available for %s." % self.hostname) |
| |
| # Close network connection after collecting all files |
| self.elapsed_time = time.strftime("%H:%M:%S", time.gmtime(time.time() - self.start_time)) |
| self.remoteclient.ssh_remoteclient_disconnect() |
| |
| def protocol_ssh(self, |
| ffdc_actions, |
| machine_type, |
| sub_type): |
| r""" |
| Perform actions using SSH and SCP protocols. |
| |
| Description of argument(s): |
| ffdc_actions List of actions from ffdc_config.yaml. |
| machine_type OS Type of remote host. |
| sub_type Group type of commands. |
| """ |
| |
| if sub_type == 'DUMP_LOGS': |
| self.group_copy(ffdc_actions[machine_type][sub_type]) |
| else: |
| self.collect_and_copy_ffdc(ffdc_actions[machine_type][sub_type]) |
| |
| def protocol_redfish(self, |
| ffdc_actions, |
| machine_type, |
| sub_type): |
| r""" |
| Perform actions using Redfish protocol. |
| |
| Description of argument(s): |
| ffdc_actions List of actions from ffdc_config.yaml. |
| machine_type OS Type of remote host. |
| sub_type Group type of commands. |
| """ |
| |
| print("\n\t[Run] Executing commands to %s using %s" % (self.hostname, 'REDFISH')) |
| redfish_files_saved = [] |
| progress_counter = 0 |
| list_of_URL = ffdc_actions[machine_type][sub_type]['URL'] |
| for index, each_url in enumerate(list_of_URL, start=0): |
| redfish_parm = '-u ' + self.username + ' -p ' + self.password + ' -r ' \ |
| + self.hostname + ' -S Always raw GET ' + each_url |
| |
| result = self.run_redfishtool(redfish_parm) |
| if result: |
| try: |
| targ_file = self.get_file_list(ffdc_actions[machine_type][sub_type])[index] |
| except IndexError: |
| targ_file = each_url.split('/')[-1] |
| print("\n\t[WARN] Missing filename to store data from redfish URL %s." % each_url) |
| print("\t[WARN] Data will be stored in %s." % targ_file) |
| |
| targ_file_with_path = (self.ffdc_dir_path |
| + self.ffdc_prefix |
| + targ_file) |
| |
| # Creates a new file |
| with open(targ_file_with_path, 'w') as fp: |
| fp.write(result) |
| fp.close |
| redfish_files_saved.append(targ_file) |
| |
| progress_counter += 1 |
| self.print_progress(progress_counter) |
| |
| print("\n\t[Run] Commands execution completed.\t\t [OK]") |
| |
| for file in redfish_files_saved: |
| print("\n\t\tSuccessfully save file " + file + ".") |
| |
| def protocol_ipmi(self, |
| ffdc_actions, |
| machine_type, |
| sub_type): |
| r""" |
| Perform actions using ipmitool over LAN protocol. |
| |
| Description of argument(s): |
| ffdc_actions List of actions from ffdc_config.yaml. |
| machine_type OS Type of remote host. |
| sub_type Group type of commands. |
| """ |
| |
| print("\n\t[Run] Executing commands to %s using %s" % (self.hostname, 'IPMI')) |
| ipmi_files_saved = [] |
| progress_counter = 0 |
| list_of_cmd = self.get_command_list(ffdc_actions[machine_type][sub_type]) |
| for index, each_cmd in enumerate(list_of_cmd, start=0): |
| ipmi_parm = '-U ' + self.username + ' -P ' + self.password + ' -H ' \ |
| + self.hostname + ' ' + each_cmd |
| |
| result = self.run_ipmitool(ipmi_parm) |
| if result: |
| try: |
| targ_file = self.get_file_list(ffdc_actions[machine_type][sub_type])[index] |
| except IndexError: |
| targ_file = each_cmd.split('/')[-1] |
| print("\n\t[WARN] Missing filename to store data from IPMI %s." % each_cmd) |
| print("\t[WARN] Data will be stored in %s." % targ_file) |
| |
| targ_file_with_path = (self.ffdc_dir_path |
| + self.ffdc_prefix |
| + targ_file) |
| |
| # Creates a new file |
| with open(targ_file_with_path, 'w') as fp: |
| fp.write(result) |
| fp.close |
| ipmi_files_saved.append(targ_file) |
| |
| progress_counter += 1 |
| self.print_progress(progress_counter) |
| |
| print("\n\t[Run] Commands execution completed.\t\t [OK]") |
| |
| for file in ipmi_files_saved: |
| print("\n\t\tSuccessfully save file " + file + ".") |
| |
| def collect_and_copy_ffdc(self, |
| ffdc_actions_for_machine_type, |
| form_filename=False): |
| r""" |
| Send commands in ffdc_config file to targeted system. |
| |
| Description of argument(s): |
| ffdc_actions_for_machine_type commands and files for the selected remote host type. |
| form_filename if true, pre-pend self.target_type to filename |
| """ |
| |
| # Executing commands, , if any |
| self.ssh_execute_ffdc_commands(ffdc_actions_for_machine_type, |
| form_filename) |
| |
| # Copying files |
| if self.remoteclient.scpclient: |
| print("\n\n\tCopying FFDC files from remote system %s.\n" % self.hostname) |
| |
| # Retrieving files from target system |
| list_of_files = self.get_file_list(ffdc_actions_for_machine_type) |
| self.scp_ffdc(self.ffdc_dir_path, self.ffdc_prefix, form_filename, list_of_files) |
| else: |
| print("\n\n\tSkip copying FFDC files from remote system %s.\n" % self.hostname) |
| |
| def get_command_list(self, |
| ffdc_actions_for_machine_type): |
| r""" |
| Fetch list of commands from configuration file |
| |
| Description of argument(s): |
| ffdc_actions_for_machine_type commands and files for the selected remote host type. |
| """ |
| try: |
| list_of_commands = ffdc_actions_for_machine_type['COMMANDS'] |
| except KeyError: |
| list_of_commands = [] |
| return list_of_commands |
| |
| def get_file_list(self, |
| ffdc_actions_for_machine_type): |
| r""" |
| Fetch list of commands from configuration file |
| |
| Description of argument(s): |
| ffdc_actions_for_machine_type commands and files for the selected remote host type. |
| """ |
| try: |
| list_of_files = ffdc_actions_for_machine_type['FILES'] |
| except KeyError: |
| list_of_files = [] |
| return list_of_files |
| |
| def ssh_execute_ffdc_commands(self, |
| ffdc_actions_for_machine_type, |
| form_filename=False): |
| r""" |
| Send commands in ffdc_config file to targeted system. |
| |
| Description of argument(s): |
| ffdc_actions_for_machine_type commands and files for the selected remote host type. |
| form_filename if true, pre-pend self.target_type to filename |
| """ |
| print("\n\t[Run] Executing commands on %s using %s" |
| % (self.hostname, ffdc_actions_for_machine_type['PROTOCOL'][0])) |
| |
| list_of_commands = self.get_command_list(ffdc_actions_for_machine_type) |
| # If command list is empty, returns |
| if not list_of_commands: |
| return |
| |
| progress_counter = 0 |
| for command in list_of_commands: |
| if isinstance(command, dict): |
| command_txt = next(iter(command)) |
| command_timeout = next(iter(command.values())) |
| elif isinstance(command, str): |
| command_txt = command |
| # Default ssh command timeout 60 seconds |
| command_timeout = 60 |
| |
| if form_filename: |
| command_txt = str(command_txt % self.target_type) |
| |
| err, response = self.remoteclient.execute_command(command_txt, command_timeout) |
| |
| progress_counter += 1 |
| self.print_progress(progress_counter) |
| |
| print("\n\t[Run] Commands execution completed.\t\t [OK]") |
| |
| def group_copy(self, |
| ffdc_actions_for_machine_type): |
| r""" |
| scp group of files (wild card) from remote host. |
| |
| Description of argument(s): |
| ffdc_actions_for_machine_type commands and files for the selected remote host type. |
| """ |
| |
| if self.remoteclient.scpclient: |
| print("\n\tCopying DUMP files from remote system %s.\n" % self.hostname) |
| |
| list_of_commands = self.get_command_list(ffdc_actions_for_machine_type) |
| # If command list is empty, returns |
| if not list_of_commands: |
| return |
| |
| for command in list_of_commands: |
| try: |
| filename = command.split(' ')[2] |
| except IndexError: |
| print("\t\tInvalid command %s for DUMP_LOGS block." % command) |
| continue |
| |
| err, response = self.remoteclient.execute_command(command) |
| |
| if response: |
| scp_result = self.remoteclient.scp_file_from_remote(filename, self.ffdc_dir_path) |
| if scp_result: |
| print("\t\tSuccessfully copied from " + self.hostname + ':' + filename) |
| else: |
| print("\t\tThere is no " + filename) |
| |
| else: |
| print("\n\n\tSkip copying files from remote system %s.\n" % self.hostname) |
| |
| def scp_ffdc(self, |
| targ_dir_path, |
| targ_file_prefix, |
| form_filename, |
| file_list=None, |
| quiet=None): |
| r""" |
| SCP all files in file_dict to the indicated directory on the local system. |
| |
| Description of argument(s): |
| targ_dir_path The path of the directory to receive the files. |
| targ_file_prefix Prefix which will be pre-pended to each |
| target file's name. |
| file_dict A dictionary of files to scp from targeted system to this system |
| |
| """ |
| |
| progress_counter = 0 |
| for filename in file_list: |
| if form_filename: |
| filename = str(filename % self.target_type) |
| source_file_path = filename |
| targ_file_path = targ_dir_path + targ_file_prefix + filename.split('/')[-1] |
| |
| # If source file name contains wild card, copy filename as is. |
| if '*' in source_file_path: |
| scp_result = self.remoteclient.scp_file_from_remote(source_file_path, self.ffdc_dir_path) |
| else: |
| scp_result = self.remoteclient.scp_file_from_remote(source_file_path, targ_file_path) |
| |
| if not quiet: |
| if scp_result: |
| print("\t\tSuccessfully copied from " + self.hostname + ':' + source_file_path + ".\n") |
| else: |
| print("\t\tFail to copy from " + self.hostname + ':' + source_file_path + ".\n") |
| else: |
| progress_counter += 1 |
| self.print_progress(progress_counter) |
| |
| def set_ffdc_defaults(self): |
| r""" |
| Set a default value for self.ffdc_dir_path and self.ffdc_prefix. |
| Collected ffdc file will be stored in dir /self.location/hostname_timestr/. |
| Individual ffdc file will have timestr_filename. |
| |
| Description of class variables: |
| self.ffdc_dir_path The dir path where collected ffdc data files should be put. |
| |
| self.ffdc_prefix The prefix to be given to each ffdc file name. |
| |
| """ |
| |
| timestr = time.strftime("%Y%m%d-%H%M%S") |
| self.ffdc_dir_path = self.location + "/" + self.hostname + "_" + timestr + "/" |
| self.ffdc_prefix = timestr + "_" |
| self.validate_local_store(self.ffdc_dir_path) |
| |
| def validate_local_store(self, dir_path): |
| r""" |
| Ensure path exists to store FFDC files locally. |
| |
| Description of variable: |
| dir_path The dir path where collected ffdc data files will be stored. |
| |
| """ |
| |
| if not os.path.exists(dir_path): |
| try: |
| os.mkdir(dir_path, 0o755) |
| except (IOError, OSError) as e: |
| # PermissionError |
| if e.errno == EPERM or e.errno == EACCES: |
| print('>>>>>\tERROR: os.mkdir %s failed with PermissionError.\n' % dir_path) |
| else: |
| print('>>>>>\tERROR: os.mkdir %s failed with %s.\n' % (dir_path, e.strerror)) |
| sys.exit(-1) |
| |
| def print_progress(self, progress): |
| r""" |
| Print activity progress + |
| |
| Description of variable: |
| progress Progress counter. |
| |
| """ |
| |
| sys.stdout.write("\r\t" + "+" * progress) |
| sys.stdout.flush() |
| time.sleep(.1) |
| |
| def verify_redfish(self): |
| r""" |
| Verify remote host has redfish service active |
| |
| """ |
| redfish_parm = '-u ' + self.username + ' -p ' + self.password + ' -r ' \ |
| + self.hostname + ' -S Always raw GET /redfish/v1/' |
| return(self.run_redfishtool(redfish_parm, True)) |
| |
| def verify_ipmi(self): |
| r""" |
| Verify remote host has IPMI LAN service active |
| |
| """ |
| ipmi_parm = '-U ' + self.username + ' -P ' + self.password + ' -H ' \ |
| + self.hostname + ' power status' |
| return(self.run_ipmitool(ipmi_parm, True)) |
| |
| def run_redfishtool(self, |
| parms_string, |
| quiet=False): |
| r""" |
| Run CLI redfishtool |
| |
| Description of variable: |
| parms_string redfishtool subcommand and options. |
| quiet do not print redfishtool error message if True |
| """ |
| |
| result = subprocess.run(['redfishtool ' + parms_string], |
| stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE, |
| shell=True, |
| universal_newlines=True) |
| |
| if result.stderr and not quiet: |
| print('\n\t\tERROR with redfishtool ' + parms_string) |
| print('\t\t' + result.stderr) |
| |
| return result.stdout |
| |
| def run_ipmitool(self, |
| parms_string, |
| quiet=False): |
| r""" |
| Run CLI IPMI tool. |
| |
| Description of variable: |
| parms_string ipmitool subcommand and options. |
| quiet do not print redfishtool error message if True |
| """ |
| |
| result = subprocess.run(['ipmitool -I lanplus -C 17 ' + parms_string], |
| stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE, |
| shell=True, |
| universal_newlines=True) |
| |
| if result.stderr and not quiet: |
| print('\n\t\tERROR with ipmitool -I lanplus -C 17 ' + parms_string) |
| print('\t\t' + result.stderr) |
| |
| return result.stdout |