File size: 4,715 Bytes
81663e8 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 | """Daytona implementation of the standalone OpenCode sandbox protocol."""
from __future__ import annotations
import math
import os
import shlex
import time
import uuid
from functools import lru_cache
from opencode_env.sandbox.base import ExecResult
@lru_cache(maxsize=1)
def client():
from daytona import Daytona
return Daytona()
class DaytonaBgJob:
def __init__(self, handle, directory, pid):
self.handle, self.directory, self._pid = handle, directory, pid
@property
def pid(self):
return self._pid
def wait(self, timeout=None):
deadline = time.monotonic() + timeout if timeout is not None else float("inf")
while time.monotonic() < deadline:
if self.handle.exists(self.directory + "/exit"):
return int(self.handle.read_text(self.directory + "/exit").strip())
time.sleep(min(0.5, max(0, deadline - time.monotonic())))
raise TimeoutError("Background command exceeded its deadline")
def kill(self):
self.handle.exec(f"kill -TERM -- -{self.pid} 2>/dev/null || true", timeout=10)
class DaytonaSandboxHandle:
def __init__(self, sandbox):
self._sandbox = sandbox
self._deleted = False
@property
def sandbox_id(self):
return self._sandbox.id
def exec(self, cmd, *, envs=None, cwd=None, timeout=60):
# The SDK's exec is not a shell. Quote the complete script once and let bash
# interpret it; neither user text nor environment values are interpolated.
result = self._sandbox.process.exec(
"bash -lc " + shlex.quote(cmd),
cwd=cwd,
env=envs,
timeout=max(1, math.ceil(timeout)) if timeout is not None else None,
)
code = result.exit_code
return ExecResult(124 if code is None else int(code), result.result or "", "")
def write_text(self, path, content):
parent = path.rsplit("/", 1)[0] or "."
result = self.exec("mkdir -p " + shlex.quote(parent))
if result.exit_code:
raise RuntimeError("Could not create sandbox directory")
self._sandbox.fs.upload_file(content.encode(), path)
def read_text(self, path):
return self._sandbox.fs.download_file(path).decode()
def exists(self, path):
return self.exec("test -e " + shlex.quote(path), timeout=15).exit_code == 0
def start_bg(self, cmd, *, envs=None, cwd=None):
directory = "/tmp/openenv-process-" + uuid.uuid4().hex
self.write_text(
directory + "/run.sh",
"#!/bin/bash\n(\n"
+ cmd
+ "\n)"
+ "\ncode=$?\nprintf '%s' \"$code\" > "
+ shlex.quote(directory + "/exit")
+ "\n",
)
result = self.exec(
"setsid bash "
+ shlex.quote(directory + "/run.sh")
+ " > "
+ shlex.quote(directory + "/output")
+ " 2>&1 < /dev/null & echo $!",
envs=envs,
cwd=cwd,
timeout=15,
)
if result.exit_code:
raise RuntimeError("Could not launch background command")
return DaytonaBgJob(
self, directory, int(result.stdout.strip().splitlines()[-1])
)
def kill(self):
if not self._deleted:
client().delete(self._sandbox, timeout=60, wait=True)
self._deleted = True
class DaytonaSandboxBackend:
def __init__(self, *, image, snapshot=None):
self.image, self.snapshot = (
image,
snapshot or os.environ.get("DATA_AGENT_DAYTONA_SNAPSHOT"),
)
def create(self, *, timeout_s=900, envs=None, metadata=None):
from daytona import (
CreateSandboxFromImageParams,
CreateSandboxFromSnapshotParams,
Resources,
)
options = {
"language": "python",
"os_user": "root",
"env_vars": envs,
"labels": {
**(metadata or {}),
"openenv_component": "blackbox-opencode",
"openenv_owner": os.environ.get("RUN_OWNER", "local"),
},
"public": False,
"auto_stop_interval": max(30, math.ceil(timeout_s / 60)),
"auto_delete_interval": 0,
}
if self.snapshot:
params = CreateSandboxFromSnapshotParams(snapshot=self.snapshot, **options)
else:
params = CreateSandboxFromImageParams(
image=self.image,
resources=Resources(cpu=1, memory=4, disk=5),
**options,
)
return DaytonaSandboxHandle(client().create(params, timeout=300))
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