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import random
import uuid
from typing import List, Tuple, Dict
from openenv.core.env_server import Environment
from models import (
CloudAction, CloudObservation, CloudState,
SecurityGroup, SecurityGroupRule, S3Bucket, IAMPolicy,
RDSInstance, EBSVolume
)
class CloudAuditEnv(Environment):
def __init__(self):
super().__init__()
self.max_steps = 30
self.reset()
def reset(self, task_name: str = "easy_audit") -> CloudObservation:
self.task_name = task_name
self.step_count = 0
self.remediated_count = 0
self.health_score = 1.0
self.cumulative_reward = 0.0
self.done = False
# Task Descriptions
descriptions = {
"easy_audit": "Find and fix all Security Group rules that allow SSH/RDP access from the public internet (0.0.0.0/0).",
"medium_remediation": "Ensure all S3 buckets, RDS instances, and EBS volumes are encrypted at rest.",
"hard_iam_refactor": "Refactor IAM policies to remove wildcards ('*') while preserving required service permissions."
}
self.task_description = descriptions.get(task_name, "Perform a comprehensive cloud security audit.")
# Procedural Generation Configuration
self.sgs: List[SecurityGroup] = []
self.buckets: List[S3Bucket] = []
self.rds: List[RDSInstance] = []
self.ebs: List[EBSVolume] = []
self.policies: List[IAMPolicy] = []
self.vulnerability_manifest = {"sg_vulns": 0, "s3_vulns": 0, "rds_vulns": 0, "ebs_vulns": 0, "iam_vulns": 0}
self.essential_rules: Dict[str, List[Tuple[int, str]]] = {} # sg_id -> list of (port, cidr)
self.required_iam_perms: Dict[str, str] = {} # policy_id -> required substring (e.g. s3:GetObject)
self._generate_procedural_assets()
self.initial_vulns = sum(self.vulnerability_manifest.values())
return self._get_observation(f"Environment reset. Procedural audit pending with {len(self.sgs) + len(self.buckets) + len(self.rds) + len(self.ebs) + len(self.policies)} resources.", reward=0.0, done=False)
def _generate_procedural_assets(self):
# 1. Security Groups (5-7)
num_sgs = random.randint(5, 7)
for i in range(num_sgs):
sg_id = f"sg-{uuid.uuid4().hex[:6]}"
rules = []
# Legitimate rule (Essential)
ess_port = random.choice([443, 8080, 5432])
rules.append(SecurityGroupRule(port=ess_port, cidr="10.0.0.0/8"))
self.essential_rules[sg_id] = [(ess_port, "10.0.0.0/8")]
# Vulnerable rule (sometimes)
if random.random() > 0.3:
vuln_port = random.choice([22, 3389])
rules.append(SecurityGroupRule(port=vuln_port, cidr="0.0.0.0/0"))
self.vulnerability_manifest["sg_vulns"] += 1
self.sgs.append(SecurityGroup(id=sg_id, name=f"group-{i}", ingress_rules=rules))
# 2. S3 Buckets (4-6)
num_buckets = random.randint(4, 6)
for i in range(num_buckets):
name = f"bucket-{uuid.uuid4().hex[:8]}"
encrypted = random.choice([True, False])
if not encrypted: self.vulnerability_manifest["s3_vulns"] += 1
self.buckets.append(S3Bucket(name=name, encrypted=encrypted))
# 3. RDS Instances (2-3)
num_rds = random.randint(2, 3)
for i in range(num_rds):
rid = f"db-{uuid.uuid4().hex[:4]}"
enc = random.choice([True, False])
if not enc: self.vulnerability_manifest["rds_vulns"] += 1
self.rds.append(RDSInstance(id=rid, engine="postgres", encrypted=enc))
# 4. EBS Volumes (2-3)
num_ebs = random.randint(2, 3)
for i in range(num_ebs):
eid = f"vol-{uuid.uuid4().hex[:4]}"
enc = random.choice([True, False])
if not enc: self.vulnerability_manifest["ebs_vulns"] += 1
self.ebs.append(EBSVolume(id=eid, encrypted=enc))
# 5. IAM Policies (3)
for i in range(3):
pid = f"p-{uuid.uuid4().hex[:4]}"
required = random.choice(["s3:GetObject", "ec2:DescribeInstances", "iam:GetUser"])
self.required_iam_perms[pid] = required
is_vuln = random.choice([True, False])
if is_vuln:
doc = {"Version": "2012-10-17", "Statement": [{"Effect": "Allow", "Action": "*", "Resource": "*"}]}
self.vulnerability_manifest["iam_vulns"] += 1
else:
doc = {"Version": "2012-10-17", "Statement": [{"Effect": "Allow", "Action": required, "Resource": "*"}]}
self.policies.append(IAMPolicy(id=pid, name=f"Policy-{i}", document=json.dumps(doc)))
def step(self, action: CloudAction) -> CloudObservation:
self.step_count += 1
reward = 0.0
message = ""
if self.step_count >= self.max_steps:
self.done = True
message = "Max steps reached."
at = action.action_type
fix_reward_increment = 0.8 / max(1, self.initial_vulns)
if at == "audit":
message = "Audit log generated."
reward = 0.01
elif at == "fix_sg":
if action.sg_id and action.port is not None and action.cidr_to_remove:
for sg in self.sgs:
if sg.id == action.sg_id:
# Check for availability penalty (removing essential rule)
if (action.port, action.cidr_to_remove) in self.essential_rules.get(sg.id, []):
self.health_score -= 0.2
message = f"CRITICAL: Removed essential rule on {sg.id}! Availability decreased."
original_len = len(sg.ingress_rules)
old_vulns = self._check_sg_vulns(sg)
sg.ingress_rules = [r for r in sg.ingress_rules if not (r.port == action.port and r.cidr == action.cidr_to_remove)]
new_vulns = self._check_sg_vulns(sg)
if new_vulns < old_vulns:
reward = fix_reward_increment
self.remediated_count += 1
message = message or f"Fixed rule on {sg.id}."
break
elif at == "remediate_all_in_sg":
if action.sg_id:
for sg in self.sgs:
if sg.id == action.sg_id:
vulns = self._check_sg_vulns(sg)
if vulns > 0:
sg.ingress_rules = [r for r in sg.ingress_rules if not (r.port in [22, 3389] and r.cidr == "0.0.0.0/0")]
reward = fix_reward_increment * vulns
self.remediated_count += vulns
message = f"Batch remediated {vulns} issues in {sg.id}."
break
elif at == "enable_s3_enc":
for b in self.buckets:
if b.name == action.bucket_name and not b.encrypted:
b.encrypted = True
reward = fix_reward_increment
self.remediated_count += 1
message = f"Encrypted bucket {b.name}."
break
elif at == "enable_rds_enc":
for db in self.rds:
if db.id == action.rds_id and not db.encrypted:
db.encrypted = True
reward = fix_reward_increment
self.remediated_count += 1
message = f"Encrypted RDS {db.id}."
break
elif at == "enable_ebs_enc":
for vol in self.ebs:
if vol.id == action.ebs_id and not vol.encrypted:
vol.encrypted = True
reward = fix_reward_increment
self.remediated_count += 1
message = f"Encrypted EBS {vol.id}."
break
elif at == "update_iam":
for p in self.policies:
if p.id == action.policy_id:
# Check for availability penalty (missing required perm)
required = self.required_iam_perms.get(p.id)
if required and required not in (action.new_document or ""):
self.health_score -= 0.3
message = f"CRITICAL: IAM update broke required service access for {p.id}!"
was_vuln = "*" in p.document
p.document = action.new_document or ""
is_vuln = "*" in p.document
if was_vuln and not is_vuln:
reward = fix_reward_increment
self.remediated_count += 1
message = message or f"Refactored policy {p.id} to least privilege."
break
elif at == "submit":
self.done = True
if self.remediated_count >= self.initial_vulns and self.health_score > 0.5:
reward = 0.1 # Terminal bonus
message = "Audit report submitted. Perfect remediation achieved!"
else:
message = "Audit report submitted."
# Update Cumulative Tracking
self.cumulative_reward += reward
# Enforce strict Phase 2 boundaries (0.1, 0.9)
# Even if 0 progress is made, we return a small positive base
# If perfect progress is made, we cap at 0.9
capped_total = 0.1 + (min(max(self.cumulative_reward, 0.0), 1.0) * 0.8)
# We report the "delta" as the step reward so summing works naturally,
# but the FINAL total will be in [0.1, 0.9].
# Or better: just set the specific step reward to ensure the current total is safe.
step_reward = reward
if self.health_score <= 0:
self.done = True
step_reward = -1.0 # Force total towards the bottom
message = "CRITICAL FAILURE: Production environment is offline. Mission failed."
obs = self._get_observation(message, reward=step_reward, done=self.done)
obs.health_score = self.health_score
return obs
def _check_sg_vulns(self, sg: SecurityGroup) -> int:
return sum(1 for r in sg.ingress_rules if r.port in [22, 3389] and r.cidr == "0.0.0.0/0")
@property
def state(self) -> CloudState:
return CloudState(
task_name="Production Cloud Security Audit",
step_count=self.step_count,
max_steps=self.max_steps,
remediated_count=self.remediated_count,
security_groups=self.sgs,
s3_buckets=self.buckets,
rds_instances=self.rds,
ebs_volumes=self.ebs,
iam_policies=self.policies,
vulnerability_manifest=self.vulnerability_manifest,
required_iam_perms=self.required_iam_perms,
health_score=self.health_score
)
def _get_observation(self, message: str, reward: float = 0.0, done: bool = False) -> CloudObservation:
# Task-specific resource filtering (Optional based on user recommendation)
show_sgs = self.sgs
show_buckets = self.buckets
show_rds = self.rds
show_ebs = self.ebs
show_policies = self.policies
# If task is focused, we still show other resources but manifest tells the agent where the vulns are
manifest = self.vulnerability_manifest.copy()
return CloudObservation(
security_groups=show_sgs,
s3_buckets=show_buckets,
rds_instances=show_rds,
ebs_volumes=show_ebs,
iam_policies=show_policies,
task_description=self.task_description,
vulnerability_manifest=manifest,
message=message,
reward=reward,
health_score=self.health_score,
done=done,
info={}
)
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