Elydora-Infrastructure/Elydora-Python-SDK
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Elydora-Python-SDK/elydora/client.py
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ZacharyZhang-NYandClaude Opus 4.6 024ea8ee97 Update auth references from JWT to session tokens 
- Remove previous_token_grace_until from RotateApiTokenResponse
- Update client/async_client docstrings
- Update CLI help text and README

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-24 23:13:35 -04:00

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"""Synchronous Elydora client using the requests library."""
from __future__ import annotations
import time
from typing import Any, Dict, List, Optional, Union
import requests
from .crypto import compute_chain_hash, compute_payload_hash, sign_eor
from .errors import ElydoraError
from .types import (
AuditQueryResponse,
AuthLoginResponse,
AuthRegisterResponse,
CreateExportResponse,
DeleteAgentResponse,
EOR,
GetAgentResponse,
GetEpochResponse,
GetExportResponse,
GetMeResponse,
GetOperationResponse,
HealthResponse,
IssueApiTokenResponse,
RotateApiTokenResponse,
JWKSResponse,
ListAgentsResponse,
ListEpochsResponse,
ListExportsResponse,
RegisterAgentRequest,
RegisterAgentResponse,
SubmitOperationResponse,
VerifyOperationResponse,
)
from .utils import generate_nonce, generate_uuidv7
# The genesis chain hash: base64url encoding of 32 zero bytes.
# Must match the backend's GENESIS_CHAIN_HASH constant exactly.
GENESIS_CHAIN_HASH = "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
class ElydoraClient:
"""Synchronous client for the Elydora API.
Args:
org_id: Organization identifier.
agent_id: Agent identifier.
private_key: Base64url-encoded 32-byte Ed25519 private key seed.
base_url: API base URL.
ttl_ms: Time-to-live for operations in milliseconds.
max_retries: Maximum number of retries on transient failures.
token: Optional API token for authenticated endpoints.
"""
def __init__(
self,
org_id: str,
agent_id: str,
private_key: str,
*,
base_url: str = "https://api.elydora.com",
ttl_ms: int = 30000,
max_retries: int = 3,
token: Optional[str] = None,
) -> None:
self.org_id = org_id
self.agent_id = agent_id
self.private_key = private_key
self.base_url = base_url.rstrip("/")
self.ttl_ms = ttl_ms
self.max_retries = max_retries
self.token = token
self._prev_chain_hash = GENESIS_CHAIN_HASH
self._kid = agent_id + '-key-1'
self._session = requests.Session()
def set_kid(self, kid: str) -> None:
"""Set the key ID used for signing operations."""
self._kid = kid
def set_prev_chain_hash(self, prev_chain_hash: str) -> None:
"""Set the previous chain hash for the next operation."""
self._prev_chain_hash = prev_chain_hash
# -----------------------------------------------------------------
# Internal HTTP helpers
# -----------------------------------------------------------------
def _headers(self) -> Dict[str, str]:
headers: Dict[str, str] = {"Content-Type": "application/json"}
if self.token:
headers["Authorization"] = f"Bearer {self.token}"
return headers
def _request(
self,
method: str,
path: str,
*,
json_body: Any = None,
params: Optional[Dict[str, str]] = None,
headers: Optional[Dict[str, str]] = None,
) -> Any:
url = f"{self.base_url}{path}"
hdrs = headers or self._headers()
last_exc: Optional[Exception] = None
for attempt in range(0, self.max_retries + 1):
try:
resp = self._session.request(
method, url, json=json_body, params=params, headers=hdrs, timeout=30
)
# Retry on 429 or 5xx
if resp.status_code == 429 or resp.status_code >= 500:
if attempt < self.max_retries:
retry_after = resp.headers.get("Retry-After")
if retry_after and retry_after.isdigit():
delay = int(retry_after)
else:
delay = min(2 ** attempt, 8)
time.sleep(delay)
continue
return self._handle_response(resp)
except ElydoraError:
raise
except (requests.exceptions.ConnectionError, requests.exceptions.Timeout) as exc:
last_exc = exc
if attempt < self.max_retries:
time.sleep(min(2 ** attempt, 8))
continue
raise
raise last_exc # type: ignore[misc]
@staticmethod
def _handle_response(resp: requests.Response) -> Any:
if resp.status_code >= 400:
try:
body = resp.json()
except Exception:
raise ElydoraError(
code="INTERNAL_ERROR",
message=resp.text or "Unknown error",
status_code=resp.status_code,
)
err = body.get("error", {})
raise ElydoraError(
code=err.get("code", "INTERNAL_ERROR"),
message=err.get("message", resp.text),
request_id=err.get("request_id", ""),
details=err.get("details"),
status_code=resp.status_code,
)
if resp.status_code == 204:
return None
return resp.json()
# -----------------------------------------------------------------
# Auth (static methods)
# -----------------------------------------------------------------
@staticmethod
def register(
base_url: str,
email: str,
password: str,
display_name: Optional[str] = None,
org_name: Optional[str] = None,
) -> AuthRegisterResponse:
"""Register a new user and organization."""
url = f"{base_url.rstrip('/')}/v1/auth/register"
body: Dict[str, Any] = {"email": email, "password": password}
if display_name is not None:
body["display_name"] = display_name
if org_name is not None:
body["org_name"] = org_name
resp = requests.post(url, json=body, headers={"Content-Type": "application/json"}, timeout=30)
return ElydoraClient._handle_response(resp)
@staticmethod
def login(base_url: str, email: str, password: str) -> AuthLoginResponse:
"""Authenticate and receive a session token."""
url = f"{base_url.rstrip('/')}/v1/auth/login"
body = {"email": email, "password": password}
resp = requests.post(url, json=body, headers={"Content-Type": "application/json"}, timeout=30)
return ElydoraClient._handle_response(resp)
def get_me(self) -> GetMeResponse:
"""Get the current user's profile."""
return self._request("GET", "/v1/auth/me")
def issue_api_token(self, ttl_seconds: Optional[int] = None) -> IssueApiTokenResponse:
"""Issue an API token with an optional TTL."""
body: Dict[str, Any] = {}
if ttl_seconds is not None:
body["ttl_seconds"] = ttl_seconds
return self._request("POST", "/v1/auth/token", json_body=body)
def issue_token(self, ttl_seconds: Optional[int] = None) -> IssueApiTokenResponse:
"""Deprecated: Use issue_api_token() instead."""
return self.issue_api_token(ttl_seconds=ttl_seconds)
def rotate_api_token(self) -> RotateApiTokenResponse:
"""Rotate the current API token and keep the old token in 24h grace."""
return self._request("POST", "/v1/auth/rotate", json_body={})
# -----------------------------------------------------------------
# Agent management
# -----------------------------------------------------------------
def register_agent(self, request: RegisterAgentRequest) -> RegisterAgentResponse:
"""Register a new agent with the organization."""
return self._request("POST", "/v1/agents/register", json_body=request)
def get_agent(self, agent_id: str) -> GetAgentResponse:
"""Retrieve agent details and keys."""
return self._request("GET", f"/v1/agents/{agent_id}")
def freeze_agent(self, agent_id: str, reason: str) -> None:
"""Freeze an agent."""
self._request("POST", f"/v1/agents/{agent_id}/freeze", json_body={"reason": reason})
def list_agents(self) -> ListAgentsResponse:
"""List all agents for the organization."""
return self._request("GET", "/v1/agents")
def unfreeze_agent(self, agent_id: str, reason: str) -> None:
"""Unfreeze an agent."""
self._request("POST", f"/v1/agents/{agent_id}/unfreeze", json_body={"reason": reason})
def delete_agent(self, agent_id: str) -> DeleteAgentResponse:
"""Delete an agent."""
return self._request("DELETE", f"/v1/agents/{agent_id}")
def revoke_key(self, agent_id: str, kid: str, reason: str) -> None:
"""Revoke an agent's key."""
self._request(
"POST",
f"/v1/agents/{agent_id}/revoke",
json_body={"kid": kid, "reason": reason},
)
# -----------------------------------------------------------------
# Operations (CORE)
# -----------------------------------------------------------------
def create_operation(
self,
operation_type: str,
subject: Dict[str, Any],
action: Dict[str, Any],
payload: Union[Dict[str, Any], str, None] = None,
) -> EOR:
"""Build and sign an Elydora Operation Record (EOR).
This does NOT submit the operation to the server. Call submit_operation()
with the returned EOR to submit it.
"""
operation_id = generate_uuidv7()
issued_at = int(time.time() * 1000)
nonce = generate_nonce()
payload_hash = compute_payload_hash(payload)
chain_hash = compute_chain_hash(
self._prev_chain_hash, payload_hash, operation_id, issued_at
)
eor: Dict[str, Any] = {
"op_version": "1.0",
"operation_id": operation_id,
"org_id": self.org_id,
"agent_id": self.agent_id,
"issued_at": issued_at,
"ttl_ms": self.ttl_ms,
"nonce": nonce,
"operation_type": operation_type,
"subject": subject,
"action": action,
"payload": payload,
"payload_hash": payload_hash,
"prev_chain_hash": self._prev_chain_hash,
"agent_pubkey_kid": self._kid,
"signature": "",
}
# Sign the EOR (signature field excluded from canonical form)
eor["signature"] = sign_eor(eor, self.private_key)
# Update chain state
self._prev_chain_hash = chain_hash
return eor # type: ignore[return-value]
def submit_operation(self, eor: EOR) -> SubmitOperationResponse:
"""Submit a signed EOR to the server."""
return self._request("POST", "/v1/operations", json_body=eor)
def get_operation(self, operation_id: str) -> GetOperationResponse:
"""Retrieve an operation by ID."""
return self._request("GET", f"/v1/operations/{operation_id}")
def verify_operation(self, operation_id: str) -> VerifyOperationResponse:
"""Verify an operation's integrity."""
return self._request("POST", f"/v1/operations/{operation_id}/verify", json_body={})
# -----------------------------------------------------------------
# Audit
# -----------------------------------------------------------------
def query_audit(
self,
*,
org_id: Optional[str] = None,
agent_id: Optional[str] = None,
operation_type: Optional[str] = None,
start_time: Optional[int] = None,
end_time: Optional[int] = None,
cursor: Optional[str] = None,
limit: Optional[int] = None,
) -> AuditQueryResponse:
"""Query the tamper-evident audit log."""
body: Dict[str, Any] = {}
if org_id is not None:
body["org_id"] = org_id
if agent_id is not None:
body["agent_id"] = agent_id
if operation_type is not None:
body["operation_type"] = operation_type
if start_time is not None:
body["start_time"] = start_time
if end_time is not None:
body["end_time"] = end_time
if cursor is not None:
body["cursor"] = cursor
if limit is not None:
body["limit"] = limit
return self._request("POST", "/v1/audit/query", json_body=body)
# -----------------------------------------------------------------
# Epochs
# -----------------------------------------------------------------
def list_epochs(self) -> ListEpochsResponse:
"""List all epochs for the organization."""
return self._request("GET", "/v1/epochs")
def get_epoch(self, epoch_id: str) -> GetEpochResponse:
"""Retrieve an epoch root record."""
return self._request("GET", f"/v1/epochs/{epoch_id}")
# -----------------------------------------------------------------
# Exports
# -----------------------------------------------------------------
def create_export(
self,
start_time: int,
end_time: int,
format: str = "json",
agent_id: Optional[str] = None,
operation_type: Optional[str] = None,
) -> CreateExportResponse:
"""Create a compliance export job."""
body: Dict[str, Any] = {
"start_time": start_time,
"end_time": end_time,
"format": format,
}
if agent_id is not None:
body["agent_id"] = agent_id
if operation_type is not None:
body["operation_type"] = operation_type
return self._request("POST", "/v1/exports", json_body=body)
def list_exports(self) -> ListExportsResponse:
"""List all exports for the organization."""
return self._request("GET", "/v1/exports")
def get_export(self, export_id: str) -> GetExportResponse:
"""Retrieve export status and download URL."""
return self._request("GET", f"/v1/exports/{export_id}")
def download_export(self, export_id: str) -> bytes:
"""Download an export file as raw bytes."""
url = f"{self.base_url}/v1/exports/{export_id}/download"
resp = self._session.get(url, headers=self._headers(), timeout=30)
if resp.status_code >= 400:
self._handle_response(resp)
return resp.content
# -----------------------------------------------------------------
# JWKS
# -----------------------------------------------------------------
def get_jwks(self) -> JWKSResponse:
"""Retrieve the platform JWKS (public, no auth required)."""
url = f"{self.base_url}/.well-known/elydora/jwks.json"
resp = self._session.get(url, timeout=30)
return self._handle_response(resp)
# -----------------------------------------------------------------
# Health
# -----------------------------------------------------------------
def health(self) -> HealthResponse:
"""Check API health (public, no auth required)."""
url = f"{self.base_url}/v1/health"
resp = self._session.get(url, timeout=30)
return self._handle_response(resp)
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