prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  Jupyter FileExtractionTask task fails
  ```
  2021-02-25 17:17:55 [INFO] Execution of [['sudo', 'image_export.py', '--logfile', '/evidence/1614273470-4a7632dfe76c428797ce0ddeafc684bf-FileArtifactExtractionTask/4a7632dfe76c428797ce0ddeafc684bf.log', '-w', '/evidence/1614273470-4a7632dfe76c428797ce0ddeafc684bf-FileArtifactExtractionTask/export', '--partitions', 'all', '--artifact_filters', 'JupyterConfigFile', '-d', '/dev/loop1']] failed with status 1
  2021-02-25 17:17:55 [INFO] image_export.py failed for artifact JupyterConfigFile.
  ```
  
  https://github.com/google/turbinia/pull/766/checks?check_run_id=1981113701#step:9:842
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `turbinia/workers/analysis/jupyter.py`
  Content:
  ```
  1 # -*- coding: utf-8 -*-
  2 # Copyright 2020 Google Inc.
  3 #
  4 # Licensed under the Apache License, Version 2.0 (the "License");
  5 # you may not use this file except in compliance with the License.
  6 # You may obtain a copy of the License at
  7 #
  8 #      http://www.apache.org/licenses/LICENSE-2.0
  9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15 """Task for analysing Jupyter."""
  16 
  17 from __future__ import unicode_literals
  18 
  19 import os
  20 import re
  21 
  22 from turbinia import TurbiniaException
  23 from turbinia.evidence import EvidenceState as state
  24 from turbinia.evidence import ReportText
  25 from turbinia.lib import text_formatter as fmt
  26 from turbinia.workers import TurbiniaTask
  27 from turbinia.workers import Priority
  28 
  29 
  30 class JupyterAnalysisTask(TurbiniaTask):
  31   """Task to analyze a Jupyter Notebook config."""
  32 
  33   REQUIRED_STATES = [state.ATTACHED, state.MOUNTED]
  34 
  35   def run(self, evidence, result):
  36     """Run the Jupyter worker.
  37 
  38     Args:
  39         evidence (Evidence object):  The evidence to process
  40         result (TurbiniaTaskResult): The object to place task results into.
  41 
  42     Returns:
  43         TurbiniaTaskResult object.
  44     """
  45 
  46     # Where to store the resulting output file.
  47     output_file_name = 'jupyter_analysis.txt'
  48     output_file_path = os.path.join(self.output_dir, output_file_name)
  49 
  50     # What type of evidence we should output.
  51     output_evidence = ReportText(source_path=output_file_path)
  52 
  53     # Read the config file.
  54 
  55     jupyter_config = open(evidence.local_path, 'r').read()
  56 
  57     # Extract the config and return the report
  58     (report, priority, summary) = self.analyse_config(jupyter_config)
  59     output_evidence.text_data = report
  60     result.report_priority = priority
  61     result.report_data = report
  62 
  63     # Write the report to the output file.
  64     with open(output_file_path, 'w') as fh:
  65       fh.write(output_evidence.text_data.encode('utf8'))
  66       fh.write('\n'.encode('utf8'))
  67 
  68     # Add the resulting evidence to the result object.
  69     result.add_evidence(output_evidence, evidence.config)
  70     result.close(self, success=True, status=summary)
  71 
  72     return result
  73 
  74   def analyse_config(self, jupyter_config):
  75     """Extract security related configs from Jupyter configuration files.
  76 
  77     Args:
  78       config (str): configuration file content.
  79 
  80     Returns:
  81       Tuple(
  82         report_text(str): The report data
  83         report_priority(int): The priority of the report (0 - 100)
  84         summary(str): A summary of the report (used for task status)
  85       )
  86     """
  87     findings = []
  88     num_misconfigs = 0
  89     for line in jupyter_config.split('\n'):
  90 
  91       if all(x in line for x in ['disable_check_xsrf', 'True']):
  92         findings.append(fmt.bullet('XSRF protection is disabled.'))
  93         num_misconfigs += 1
  94         continue
  95       if all(x in line for x in ['allow_root', 'True']):
  96         findings.append(fmt.bullet('Juypter Notebook allowed to run as root.'))
  97         num_misconfigs += 1
  98         continue
  99       if 'NotebookApp.password' in line:
  100         if all(x in line for x in ['required', 'False']):
  101           findings.append(
  102               fmt.bullet(
  103                   'Password is not required to access this Jupyter Notebook.'))
  104           num_misconfigs += 1
  105           continue
  106         if 'required' not in line:
  107           password_hash = line.split('=')
  108           if len(password_hash) > 1:
  109             if password_hash[1].strip() == "''":
  110               findings.append(
  111                   fmt.bullet(
  112                       'There is no password set for this Jupyter Notebook.'))
  113               num_misconfigs += 1
  114       if all(x in line for x in ['allow_remote_access', 'True']):
  115         findings.append(
  116             fmt.bullet('Remote access is enabled on this Jupyter Notebook.'))
  117         num_misconfigs += 1
  118         continue
  119 
  120     if findings:
  121       summary = 'Insecure Jupyter Notebook configuration found. Total misconfigs: {}'.format(
  122           num_misconfigs)
  123       findings.insert(0, fmt.heading4(fmt.bold(summary)))
  124       report = '\n'.join(findings)
  125       return (report, Priority.HIGH, summary)
  126 
  127     report = 'No issues found in Jupyter Notebook  configuration.'
  128     return (report, Priority.LOW, report)
  129
  ```
  --- END FILES ---
  
  Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.
  
  Here is an example:
  
  ```diff
  diff --git a/examples/server_async.py b/examples/server_async.py
  --- a/examples/server_async.py
  +++ b/examples/server_async.py
  @@ -313,4 +313,4 @@
   
   
   if __name__ == "__main__":
  -    asyncio.run(run_async_server("."), debug=True)
  +    asyncio.run(run_async_server(), debug=True)
  diff --git a/examples/server_sync.py b/examples/server_sync.py
  --- a/examples/server_sync.py
  +++ b/examples/server_sync.py
  @@ -313,5 +313,5 @@
   
   
   if __name__ == "__main__":
  -    server = run_sync_server(".")
  +    server = run_sync_server()
       server.shutdown()
  
  ```
  
golden_diff: diff --git a/turbinia/workers/analysis/jupyter.py b/turbinia/workers/analysis/jupyter.py
  --- a/turbinia/workers/analysis/jupyter.py
  +++ b/turbinia/workers/analysis/jupyter.py
  @@ -61,9 +61,9 @@
       result.report_data = report
   
       # Write the report to the output file.
  -    with open(output_file_path, 'w') as fh:
  -      fh.write(output_evidence.text_data.encode('utf8'))
  -      fh.write('\n'.encode('utf8'))
  +    with open(output_file_path, 'w', encoding='utf-8') as fh:
  +      fh.write(output_evidence.text_data)
  +      fh.write('\n')
   
       # Add the resulting evidence to the result object.
       result.add_evidence(output_evidence, evidence.config)
  
verification_info: {"golden_diff": "diff --git a/turbinia/workers/analysis/jupyter.py b/turbinia/workers/analysis/jupyter.py\n--- a/turbinia/workers/analysis/jupyter.py\n+++ b/turbinia/workers/analysis/jupyter.py\n@@ -61,9 +61,9 @@\n     result.report_data = report\n \n     # Write the report to the output file.\n-    with open(output_file_path, 'w') as fh:\n-      fh.write(output_evidence.text_data.encode('utf8'))\n-      fh.write('\\n'.encode('utf8'))\n+    with open(output_file_path, 'w', encoding='utf-8') as fh:\n+      fh.write(output_evidence.text_data)\n+      fh.write('\\n')\n \n     # Add the resulting evidence to the result object.\n     result.add_evidence(output_evidence, evidence.config)\n", "issue": "Jupyter FileExtractionTask task fails\n```\r\n2021-02-25 17:17:55 [INFO] Execution of [['sudo', 'image_export.py', '--logfile', '/evidence/1614273470-4a7632dfe76c428797ce0ddeafc684bf-FileArtifactExtractionTask/4a7632dfe76c428797ce0ddeafc684bf.log', '-w', '/evidence/1614273470-4a7632dfe76c428797ce0ddeafc684bf-FileArtifactExtractionTask/export', '--partitions', 'all', '--artifact_filters', 'JupyterConfigFile', '-d', '/dev/loop1']] failed with status 1\r\n2021-02-25 17:17:55 [INFO] image_export.py failed for artifact JupyterConfigFile.\r\n```\r\n\r\nhttps://github.com/google/turbinia/pull/766/checks?check_run_id=1981113701#step:9:842\n", "before_files": [{"content": "# -*- coding: utf-8 -*-\n# Copyright 2020 Google Inc.\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n#      http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n\"\"\"Task for analysing Jupyter.\"\"\"\n\nfrom __future__ import unicode_literals\n\nimport os\nimport re\n\nfrom turbinia import TurbiniaException\nfrom turbinia.evidence import EvidenceState as state\nfrom turbinia.evidence import ReportText\nfrom turbinia.lib import text_formatter as fmt\nfrom turbinia.workers import TurbiniaTask\nfrom turbinia.workers import Priority\n\n\nclass JupyterAnalysisTask(TurbiniaTask):\n  \"\"\"Task to analyze a Jupyter Notebook config.\"\"\"\n\n  REQUIRED_STATES = [state.ATTACHED, state.MOUNTED]\n\n  def run(self, evidence, result):\n    \"\"\"Run the Jupyter worker.\n\n    Args:\n        evidence (Evidence object):  The evidence to process\n        result (TurbiniaTaskResult): The object to place task results into.\n\n    Returns:\n        TurbiniaTaskResult object.\n    \"\"\"\n\n    # Where to store the resulting output file.\n    output_file_name = 'jupyter_analysis.txt'\n    output_file_path = os.path.join(self.output_dir, output_file_name)\n\n    # What type of evidence we should output.\n    output_evidence = ReportText(source_path=output_file_path)\n\n    # Read the config file.\n\n    jupyter_config = open(evidence.local_path, 'r').read()\n\n    # Extract the config and return the report\n    (report, priority, summary) = self.analyse_config(jupyter_config)\n    output_evidence.text_data = report\n    result.report_priority = priority\n    result.report_data = report\n\n    # Write the report to the output file.\n    with open(output_file_path, 'w') as fh:\n      fh.write(output_evidence.text_data.encode('utf8'))\n      fh.write('\\n'.encode('utf8'))\n\n    # Add the resulting evidence to the result object.\n    result.add_evidence(output_evidence, evidence.config)\n    result.close(self, success=True, status=summary)\n\n    return result\n\n  def analyse_config(self, jupyter_config):\n    \"\"\"Extract security related configs from Jupyter configuration files.\n\n    Args:\n      config (str): configuration file content.\n\n    Returns:\n      Tuple(\n        report_text(str): The report data\n        report_priority(int): The priority of the report (0 - 100)\n        summary(str): A summary of the report (used for task status)\n      )\n    \"\"\"\n    findings = []\n    num_misconfigs = 0\n    for line in jupyter_config.split('\\n'):\n\n      if all(x in line for x in ['disable_check_xsrf', 'True']):\n        findings.append(fmt.bullet('XSRF protection is disabled.'))\n        num_misconfigs += 1\n        continue\n      if all(x in line for x in ['allow_root', 'True']):\n        findings.append(fmt.bullet('Juypter Notebook allowed to run as root.'))\n        num_misconfigs += 1\n        continue\n      if 'NotebookApp.password' in line:\n        if all(x in line for x in ['required', 'False']):\n          findings.append(\n              fmt.bullet(\n                  'Password is not required to access this Jupyter Notebook.'))\n          num_misconfigs += 1\n          continue\n        if 'required' not in line:\n          password_hash = line.split('=')\n          if len(password_hash) > 1:\n            if password_hash[1].strip() == \"''\":\n              findings.append(\n                  fmt.bullet(\n                      'There is no password set for this Jupyter Notebook.'))\n              num_misconfigs += 1\n      if all(x in line for x in ['allow_remote_access', 'True']):\n        findings.append(\n            fmt.bullet('Remote access is enabled on this Jupyter Notebook.'))\n        num_misconfigs += 1\n        continue\n\n    if findings:\n      summary = 'Insecure Jupyter Notebook configuration found. Total misconfigs: {}'.format(\n          num_misconfigs)\n      findings.insert(0, fmt.heading4(fmt.bold(summary)))\n      report = '\\n'.join(findings)\n      return (report, Priority.HIGH, summary)\n\n    report = 'No issues found in Jupyter Notebook  configuration.'\n    return (report, Priority.LOW, report)\n", "path": "turbinia/workers/analysis/jupyter.py"}], "after_files": [{"content": "# -*- coding: utf-8 -*-\n# Copyright 2020 Google Inc.\n#\n# Licensed under the Apache License, Version 2.0 (the \"License\");\n# you may not use this file except in compliance with the License.\n# You may obtain a copy of the License at\n#\n#      http://www.apache.org/licenses/LICENSE-2.0\n#\n# Unless required by applicable law or agreed to in writing, software\n# distributed under the License is distributed on an \"AS IS\" BASIS,\n# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n# See the License for the specific language governing permissions and\n# limitations under the License.\n\"\"\"Task for analysing Jupyter.\"\"\"\n\nfrom __future__ import unicode_literals\n\nimport os\nimport re\n\nfrom turbinia import TurbiniaException\nfrom turbinia.evidence import EvidenceState as state\nfrom turbinia.evidence import ReportText\nfrom turbinia.lib import text_formatter as fmt\nfrom turbinia.workers import TurbiniaTask\nfrom turbinia.workers import Priority\n\n\nclass JupyterAnalysisTask(TurbiniaTask):\n  \"\"\"Task to analyze a Jupyter Notebook config.\"\"\"\n\n  REQUIRED_STATES = [state.ATTACHED, state.MOUNTED]\n\n  def run(self, evidence, result):\n    \"\"\"Run the Jupyter worker.\n\n    Args:\n        evidence (Evidence object):  The evidence to process\n        result (TurbiniaTaskResult): The object to place task results into.\n\n    Returns:\n        TurbiniaTaskResult object.\n    \"\"\"\n\n    # Where to store the resulting output file.\n    output_file_name = 'jupyter_analysis.txt'\n    output_file_path = os.path.join(self.output_dir, output_file_name)\n\n    # What type of evidence we should output.\n    output_evidence = ReportText(source_path=output_file_path)\n\n    # Read the config file.\n\n    jupyter_config = open(evidence.local_path, 'r').read()\n\n    # Extract the config and return the report\n    (report, priority, summary) = self.analyse_config(jupyter_config)\n    output_evidence.text_data = report\n    result.report_priority = priority\n    result.report_data = report\n\n    # Write the report to the output file.\n    with open(output_file_path, 'w', encoding='utf-8') as fh:\n      fh.write(output_evidence.text_data)\n      fh.write('\\n')\n\n    # Add the resulting evidence to the result object.\n    result.add_evidence(output_evidence, evidence.config)\n    result.close(self, success=True, status=summary)\n\n    return result\n\n  def analyse_config(self, jupyter_config):\n    \"\"\"Extract security related configs from Jupyter configuration files.\n\n    Args:\n      config (str): configuration file content.\n\n    Returns:\n      Tuple(\n        report_text(str): The report data\n        report_priority(int): The priority of the report (0 - 100)\n        summary(str): A summary of the report (used for task status)\n      )\n    \"\"\"\n    findings = []\n    num_misconfigs = 0\n    for line in jupyter_config.split('\\n'):\n\n      if all(x in line for x in ['disable_check_xsrf', 'True']):\n        findings.append(fmt.bullet('XSRF protection is disabled.'))\n        num_misconfigs += 1\n        continue\n      if all(x in line for x in ['allow_root', 'True']):\n        findings.append(fmt.bullet('Juypter Notebook allowed to run as root.'))\n        num_misconfigs += 1\n        continue\n      if 'NotebookApp.password' in line:\n        if all(x in line for x in ['required', 'False']):\n          findings.append(\n              fmt.bullet(\n                  'Password is not required to access this Jupyter Notebook.'))\n          num_misconfigs += 1\n          continue\n        if 'required' not in line:\n          password_hash = line.split('=')\n          if len(password_hash) > 1:\n            if password_hash[1].strip() == \"''\":\n              findings.append(\n                  fmt.bullet(\n                      'There is no password set for this Jupyter Notebook.'))\n              num_misconfigs += 1\n      if all(x in line for x in ['allow_remote_access', 'True']):\n        findings.append(\n            fmt.bullet('Remote access is enabled on this Jupyter Notebook.'))\n        num_misconfigs += 1\n        continue\n\n    if findings:\n      summary = 'Insecure Jupyter Notebook configuration found. Total misconfigs: {}'.format(\n          num_misconfigs)\n      findings.insert(0, fmt.heading4(fmt.bold(summary)))\n      report = '\\n'.join(findings)\n      return (report, Priority.HIGH, summary)\n\n    report = 'No issues found in Jupyter Notebook  configuration.'\n    return (report, Priority.LOW, report)\n", "path": "turbinia/workers/analysis/jupyter.py"}]}