[query] make local and remote tmp settable on backend

hail/python/hail/backend/backend.py

@@ -392,3 +392,23 @@ def get_flags(self, *flags) -> Mapping[str, str]:
     @abc.abstractmethod
     def requires_lowering(self):
         pass
+
+    @property
+    @abc.abstractmethod
+    def local_tmpdir(self) -> str:
+        pass
+
+    @local_tmpdir.setter
+    @abc.abstractmethod
+    def local_tmpdir(self, dir: str) -> None:
+        pass
+
+    @property
+    @abc.abstractmethod
+    def remote_tmpdir(self) -> str:
+        pass
+
+    @remote_tmpdir.setter
+    @abc.abstractmethod
+    def remote_tmpdir(self, dir: str) -> None:
+        pass

hail/python/hail/backend/py4j_backend.py

@@ -196,8 +196,8 @@ def decode_bytearray(encoded):
         self._jhc = jhc
 
         self._jbackend = self._hail_package.backend.api.Py4JBackendApi(jbackend)
-        self._jbackend.pySetLocalTmp(tmpdir)
-        self._jbackend.pySetRemoteTmp(remote_tmpdir)
+        self.local_tmpdir = tmpdir
+        self.remote_tmpdir = tmpdir
 
         self._jhttp_server = self._jbackend.pyHttpServer()
         self._backend_server_port: int = self._jhttp_server.port()
@@ -326,3 +326,21 @@ def stop(self):
         self._jhc = None
         uninstall_exception_handler()
         super().stop()
+
+    @property
+    def local_tmpdir(self) -> str:
+        return self._local_tmpdir
+
+    @local_tmpdir.setter
+    def local_tmpdir(self, tmpdir: str) -> None:
+        self._local_tmpdir = tmpdir
+        self._jbackend.pySetLocalTmp(tmpdir)
+
+    @property
+    def remote_tmpdir(self) -> str:
+        return self._remote_tmpdir
+
+    @remote_tmpdir.setter
+    def remote_tmpdir(self, tmpdir: str) -> None:
+        self._remote_tmpdir = tmpdir
+        self._jbackend.pySetRemoteTmp(tmpdir)

hail/python/hail/backend/service_backend.py

@@ -5,12 +5,12 @@
 import warnings
 from contextlib import AsyncExitStack
 from dataclasses import dataclass
-from typing import Any, Awaitable, Dict, List, Mapping, Optional, Set, Tuple, TypeVar, Union
+from typing import Any, Awaitable, Dict, List, Mapping, NoReturn, Optional, Set, Tuple, TypeVar, Union
 
 import orjson
 
 import hailtop.aiotools.fs as afs
-from hail.context import TemporaryDirectory, TemporaryFilename, revision, tmp_dir, version
+from hail.context import TemporaryDirectory, TemporaryFilename, revision, version
 from hail.experimental import read_expression, write_expression
 from hail.utils import FatalError
 from hailtop import yamlx
@@ -239,7 +239,7 @@ def __init__(
         self._batch_was_submitted: bool = False
         self.disable_progress_bar = disable_progress_bar
         self.batch_attributes = batch_attributes
-        self.remote_tmpdir = remote_tmpdir
+        self._remote_tmpdir = remote_tmpdir
         self.flags: Dict[str, str] = {}
         self._registered_ir_function_names: Set[str] = set()
         self.driver_cores = driver_cores
@@ -519,3 +519,19 @@ def get_flags(self, *flags: str) -> Mapping[str, str]:
     @property
     def requires_lowering(self):
         return True
+
+    @property
+    def local_tmpdir(self) -> NoReturn:
+        raise AttributeError('local tmp folders are not supported on the batch backend')
+
+    @local_tmpdir.setter
+    def local_tmpdir(self, tmpdir: str) -> NoReturn:
+        raise AttributeError('local tmp folders are not supported on the batch backend')
+
+    @property
+    def remote_tmpdir(self) -> str:
+        return self._remote_tmpdir
+
+    @remote_tmpdir.setter
+    def remote_tmpdir(self, tmpdir: str) -> None:
+        self._remote_tmpdir = tmpdir

hail/python/hail/context.py

@@ -67,8 +67,6 @@ def create(
         log: str,
         quiet: bool,
         append: bool,
-        tmpdir: str,
-        local_tmpdir: str,
         default_reference: str,
         global_seed: Optional[int],
         backend: Backend,
@@ -77,25 +75,17 @@ def create(
             log=log,
             quiet=quiet,
             append=append,
-            tmpdir=tmpdir,
-            local_tmpdir=local_tmpdir,
             global_seed=global_seed,
             backend=backend,
         )
         hc.initialize_references(default_reference)
         return hc
 
-    @typecheck_method(
-        log=str, quiet=bool, append=bool, tmpdir=str, local_tmpdir=str, global_seed=nullable(int), backend=Backend
-    )
-    def __init__(self, log, quiet, append, tmpdir, local_tmpdir, global_seed, backend):
+    @typecheck_method(log=str, quiet=bool, append=bool, global_seed=nullable(int), backend=Backend)
+    def __init__(self, log, quiet, append, global_seed, backend: Backend):
         assert not Env._hc
 
         self._log = log
-
-        self._tmpdir = tmpdir
-        self._local_tmpdir = local_tmpdir
-
         self._backend = backend
 
         self._warn_cols_order = True
@@ -138,6 +128,14 @@ def initialize_references(self, default_reference):
         else:
             self._default_ref = ReferenceGenome.read(default_reference)
 
+    @property
+    def _tmpdir(self) -> str:
+        return self._backend.remote_tmpdir
+
+    @property
+    def _local_tmpdir(self) -> str:
+        return self._backend.local_tmpdir
+
     @property
     def default_reference(self) -> ReferenceGenome:
         assert self._default_ref is not None, '_default_ref should have been initialized in HailContext.create'
@@ -500,7 +498,7 @@ def init_spark(
     if not backend.fs.exists(tmpdir):
         backend.fs.mkdir(tmpdir)
 
-    HailContext.create(log, quiet, append, tmpdir, local_tmpdir, default_reference, global_seed, backend)
+    HailContext.create(log, quiet, append, default_reference, global_seed, backend)
     if not quiet:
         connect_logger(backend._utils_package_object, 'localhost', 12888)
 
@@ -571,7 +569,7 @@ async def init_batch(
         tmpdir = os.path.join(backend.remote_tmpdir, 'tmp/hail', secret_alnum_string())
     local_tmpdir = _get_local_tmpdir(local_tmpdir)
 
-    HailContext.create(log, quiet, append, tmpdir, local_tmpdir, default_reference, global_seed, backend)
+    HailContext.create(log, quiet, append, default_reference, global_seed, backend)
 
 
 @typecheck(
@@ -623,7 +621,7 @@ def init_local(
     if not backend.fs.exists(tmpdir):
         backend.fs.mkdir(tmpdir)
 
-    HailContext.create(log, quiet, append, tmpdir, tmpdir, default_reference, global_seed, backend)
+    HailContext.create(log, quiet, append, default_reference, global_seed, backend)
     if not quiet:
         connect_logger(backend._utils_package_object, 'localhost', 12888)
 

hail/src/main/scala/is/hail/backend/api/Py4JBackendApi.scala

@@ -71,7 +71,15 @@ final class Py4JBackendApi(backend: Backend) extends Closeable with ErrorHandlin
     synchronized { tmpdir = tmp }
 
   def pySetLocalTmp(tmp: String): Unit =
-    synchronized { localTmpdir = tmp }
+    synchronized {
+      localTmpdir = tmp
+      backend match {
+        case s: SparkBackend =>
+          s.sc.getConf.set("spark.local.dir", tmp)
+        case _ =>
+          ()
+      }
+    }
 
   def pySetGcsRequesterPaysConfig(project: String, buckets: util.List[String]): Unit =
     synchronized {