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schema.py
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schema.py
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from pydantic import BaseModel, constr
from enum import Enum
import outlines
import json
import copy
from outlines.samplers import Sampler, multinomial
import re
class CompletionStatus(str, Enum):
todo = 'todo'
done = 'done'
inprogress = "inprogress"
class CompletionStatusOnlyNew(str, Enum):
todo = 'todo'
inprogress = "inprogress"
class InProgressCompletionStatus(str, Enum):
inprogress = "inprogress"
done = 'done'
class OnlyTODO(str, Enum):
todo = 'todo'
class OnlyInProgress(str, Enum):
todo = 'inprogress'
class BaseTask(BaseModel):
status: CompletionStatus
task_description: constr(max_length=150)
class BaseTaskOnlyTODO(BaseModel):
status: OnlyTODO
task_description: constr(max_length=150)
class BaseTaskOnlyNew(BaseModel):
status: CompletionStatusOnlyNew
task_description: constr(max_length=150)
class PTT(BaseModel):
recon: list[BaseTask]
initial_access: list[BaseTask]
execution: list[BaseTask]
post_exploitation: list[BaseTask]
def load_outlines(model_path:str, model_config: dict) -> tuple[outlines.models.LlamaCpp, Sampler]:
llm = outlines.models.llamacpp(
model_path,
model_kwargs={
"n_gpu_layers": model_config["n_gpu_layers"],
"n_batch": model_config["n_batch"],
"n_ctx": model_config["generate_len"]
},
device="cpu"
)
sampler = multinomial(top_k=model_config["top_k"], top_p=model_config["top_p"], temperature=model_config["temperature"])
return llm, sampler
def find_inprogress(ptt_dict: dict[str, list]) -> int:
in_progress_num = 0
for key in ptt_dict:
for task in ptt_dict[key]:
if task["status"] == "inprogress":
in_progress_num += 1
return in_progress_num
def find_inprogress_or_todo(ptt_dict: dict[str, list]) -> int:
num = 0
for key in ptt_dict:
for task in ptt_dict[key]:
if task["status"] == "inprogress" or task["status"] == "todo":
num += 1
return num
def find_inprogress_task(ptt_dict: dict[str, list]):
for key in ptt_dict:
for task in ptt_dict[key]:
if task["status"] == "inprogress":
return task["task_description"]
assert False, f"There must be exactly one task that is inprogress in {ptt_dict}"
def str2dict(output: str):
try:
output = output.strip().replace("'", '"')
return json.loads(output)
except Exception as e:
print("repr output: "+repr(output))
raise Exception(e)
def get_current_status(ptt: dict):
progress_ptt = copy.deepcopy(ptt)
delete_indices = {}
for key in progress_ptt:
delete_indices[key] = []
for i, task in enumerate(progress_ptt[key]):
if task["status"] not in ["done", "inprogress"]:
delete_indices[key].append(i)
for key in delete_indices:
for i in delete_indices[key][::-1]:
progress_ptt[key].pop(i)
return progress_ptt
def default_qa(template: str, question: str, llm, sampler, max_tokens: int = -1):
generative_prompt = template.format(prompt=question)
generator = outlines.generate.text(llm, sampler=sampler)
if max_tokens == -1:
return generator(generative_prompt)
else:
return generator(generative_prompt, max_tokens=max_tokens)
def input_parser(template: str, command_output: str, llm, sampler, max_tokens: int = 200):
input_parser_prompt = template.format(prompt=command_output)
generator = outlines.generate.text(llm, sampler=sampler)
if max_tokens == -1:
return generator(input_parser_prompt)
else:
return generator(input_parser_prompt, max_tokens=max_tokens)
def generative_module(template: str, ptt: dict, llm, sampler, current_history:str = "", max_tokens: int = -1, only_provide_currrent_status: bool = False, task: str | None = None):
if only_provide_currrent_status:
ptt = get_current_status(ptt)
if task is None:
task = find_inprogress_task(ptt)
ptt = json.dumps(ptt)
print(f"task is {task} given {ptt}")
generative_prompt = template.format(ptt=ptt, prompt=task, history=current_history)
generator = outlines.generate.text(llm, sampler=sampler)
if max_tokens == -1:
return generator(generative_prompt)
else:
return generator(generative_prompt, max_tokens=max_tokens)
def get_new_task_descriptions(original: dict[str, dict[str, str]], updated: dict[str, dict[str, str]]) -> list[str]:
output: list[str] = []
for key in updated:
for task in updated[key]:
task_description = task["task_description"]
task_exists = False
for original_task in original[key]:
if task_description in original_task["task_description"]:
task_exists = True
if not task_exists:
output.append(task["task_description"])
return output
def reasoning_module(template: str, prompt: str, past_history: str, ptt: dict, llm, sampler, force_add_task={"recon": 1}, update_status=True, todo_task_descriptions:list[str]=["Obtain a secret file with a hash in it"], max_spaces:int=0):
force_add_task = copy.deepcopy(force_add_task)
num_inprogress = find_inprogress(ptt)
assert num_inprogress == 1, f"The number of current inprogress tasks must be 1 in {ptt}"
llm_prompt = template.format(ptt=json.dumps(ptt), history=past_history, prompt=prompt).strip()
if update_status:
original, inprogress_set = update_completion_status_outlines(llm, llm_prompt, ptt, sampler, todo_task_descriptions=todo_task_descriptions, inprogress_always_set=False)
else:
original = ptt
inprogress_set = True
new_task_descriptions: list[str] = []
while True:
updated = add_new_items_outlines(llm, llm_prompt, original, sampler, inprogress_set, max_spaces=max_spaces, force_add_task=force_add_task)
# If new items are added they do not get deleted
added_tasks = get_new_task_descriptions(original, updated)
for added_task in added_tasks:
new_task_descriptions.append(added_task)
num_inprogress = find_inprogress(updated)
print("generated")
print(updated)
print(f"Number of inprogress tasks: ", num_inprogress)
if num_inprogress == 0:
ptt = updated
llm_prompt = template.format(ptt=json.dumps(ptt), history=past_history, prompt=prompt).strip()
if update_status:
print("Updating status")
original, inprogress_set = update_completion_status_outlines(llm, llm_prompt, ptt, sampler, todo_task_descriptions=todo_task_descriptions, inprogress_always_set=True, new_task_descriptions=new_task_descriptions)
num_inprogress = find_inprogress(original)
print("generated")
print(original)
assert num_inprogress == 1
if num_inprogress == 1:
return original
else:
# shouldn't be possible to come here as if update_staus is set to False, then we only add todo tasks to the existing ptt
# and do nothing else
raise Exception("If we are not updating status, there must already be one inprogress task")
if num_inprogress == 1:
return updated
def description_first_status_later(ptt: dict) -> dict:
output = {}
for key in ptt:
output[key] = []
for elem in ptt[key]:
task_description = elem["task_description"]
status = elem["status"]
output[key].append({"task_description": task_description, "status": status})
return output
def status_first_description_later(ptt: dict) -> dict:
output = {}
for key in ptt:
output[key] = []
for elem in ptt[key]:
task_description = elem["task_description"]
status = elem["status"]
output[key].append({"status": status, "task_description": task_description})
return output
def update_completion_status_outlines(llm, prompt: str, ptt: dict, sampler, todo_task_descriptions:list[str]=["Obtain a secret file with a hash in it"], inprogress_always_set: bool = True, new_task_descriptions: list[str] = []):
"""
For updating status, we want to first see the task description then decide on the status.
This is because we want our model to first read the task description before choosing a status
"""
min_number_of_todo_inprogress = len(todo_task_descriptions)+1
current_number_of_todo_inprogress = find_inprogress_or_todo(ptt)
assert current_number_of_todo_inprogress >= min_number_of_todo_inprogress
status_schema = CompletionStatus if current_number_of_todo_inprogress > min_number_of_todo_inprogress else CompletionStatusOnlyNew
# below is incomplete as we need the current schema's str for this to work
choice_sampler = multinomial(top_k=50, top_p=1, temperature=0.3)
ptt = description_first_status_later(ptt)
ptt = json.dumps(ptt)
original_prompt_len = len(prompt)
choices: list[str] = []
for status in status_schema:
choices += [status.value]
generator =outlines.generate.choice(llm, choices, sampler=choice_sampler)
ptt_list = ptt.split("todo")
output = []
for elem in ptt_list:
if "inprogress" not in elem:
output.append((elem, "todo"))
else:
# there is only one in progress in todo list
elems = elem.split("inprogress")
output.append((elems[0], "inprogress"))
output.append((elems[1], "todo"))
ptt_list = output
inprogress_set = False
for i, elem in enumerate(ptt_list):
elem_task = elem[0]
elem_curr_status = elem[1]
prompt+=elem_task
task_set = False
# If task is a task we want to set as todo
for todo_task_description in todo_task_descriptions:
if todo_task_description in elem_task:
output = "todo"
task_set = True
if task_set:
prompt+=output
continue
new_task = False
for new_task_description in new_task_descriptions:
if new_task_description in elem_task:
new_task = True
if new_task:
status_schema = CompletionStatusOnlyNew
choices: list[str] = []
for status in status_schema:
choices += [status.value]
generator =outlines.generate.choice(llm, choices, sampler=choice_sampler)
if i == len(ptt_list)-1:
output = ""
elif inprogress_set:
output = "todo"
elif current_number_of_todo_inprogress == min_number_of_todo_inprogress and not inprogress_set and inprogress_always_set:
print("Forcing output to be inprogress")
output = "inprogress"
elif elem_curr_status == "inprogress":
assert not new_task
inprogress_choices: list[str] = []
for status in InProgressCompletionStatus:
inprogress_choices += [status.value]
generator =outlines.generate.choice(llm, inprogress_choices, sampler=choice_sampler)
output = generator(prompt)
else:
output = generator(prompt)
if output == "done":
current_number_of_todo_inprogress -= 1
status_schema = CompletionStatus
choices: list[str] = []
for status in status_schema:
choices += [status.value]
generator =outlines.generate.choice(llm, choices, sampler=choice_sampler)
if "inprogress" in output:
inprogress_set = True
prompt+=output
return str2dict(prompt[original_prompt_len:]), inprogress_set
def add_whitespace(prompt, llm, sampler, max_spaces=4):
if max_spaces == 0:
return ""
whitespace_regex = r"[ \t\r\n]*"
generator = outlines.generate.regex(
llm,
whitespace_regex,
sampler=sampler
)
whitespace = generator(prompt, max_tokens=max_spaces)
return whitespace
def add_new_items_outlines(llm, prompt: str, ptt: dict, sampler, inprogress_set: bool = False, max_spaces=0, force_add_task: dict[str, int] = {}):
"""
For this, we want our model to first output a completion status and then a task description. This is because we want it to know the
status before thinking of what kind of task it is
"""
"""
schema format:
{"recon": [
{"task_description": "Perform a full port scan", "status": "done"},
{"task_description": "Determine the purpose of each open port", "status": "todo"}
],
"initial_access": [],
"execution": [],
"post_exploitation": []}
"""
ptt = status_first_description_later(ptt)
ptt = json.dumps(ptt)
original_prompt_len = len(prompt)
choice_sampler = multinomial(top_k=50, top_p=1, temperature=1.0)
if inprogress_set:
task_schema = BaseTaskOnlyTODO
else:
task_schema = BaseTaskOnlyNew
continue_choices = [",", "],"]
tree_dict = json.loads(ptt)
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
prompt += "{"
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
for i, key in enumerate(tree_dict):
prompt += f'"{key}": ['
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
if len(tree_dict[key]) > 0:
for task in tree_dict[key]:
task_description = task["task_description"]
status = task["status"]
prompt += '{"status":' + f'"{status}", "task_description": "{task_description}"' +'},'
prompt = prompt[:-1]
# The model always chooses to end the todo list
if force_add_task.get(key, 0) > 0:
force_add_task[key] -= 1
prompt += ","
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
else:
generator =outlines.generate.choice(llm, continue_choices, sampler=choice_sampler)
output = generator(prompt)
prompt+=output
if "]," in output:
if len(tree_dict) -1 != i:
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
continue
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
else:
if force_add_task.get(key, 0) > 0:
force_add_task[key] -= 1
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
else:
generator =outlines.generate.choice(llm, ['{"', "],"], sampler=choice_sampler)
if "]," in output:
prompt+=output
continue
while True:
generator = outlines.generate.json(llm, task_schema, sampler=sampler, whitespace_pattern=" \t\n\r")
output = generator(prompt)
safe_task_description = re.escape(output.task_description.replace("'",'"')).replace('\\','')
output = json.dumps({"status": output.status.value, "task_description": f"{safe_task_description}"})
if "inprogress" in output:
task_schema = BaseTaskOnlyTODO
prompt += output
if force_add_task.get(key, 0) > 0:
force_add_task[key] -= 1
prompt += ","
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
else:
generator =outlines.generate.choice(llm, continue_choices, sampler=sampler)
output = generator(prompt)
prompt += output
if output == "],":
if len(tree_dict) -1 != i:
prompt += add_whitespace(prompt, llm, sampler, max_spaces)
break
prompt = prompt[:-1] +"}"
return str2dict(prompt[original_prompt_len:])