mirror of https://github.com/apache/cloudstack.git
50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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CHUNK_SIZE = 256 * 1024 # 256 KiB
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# NBD base:allocation flags (hole=1, zero=2; hole|zero=3)
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NBD_STATE_HOLE = 1
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NBD_STATE_ZERO = 2
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# NBD qemu:dirty-bitmap flags (dirty=1)
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NBD_STATE_DIRTY = 1
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MAX_PARALLEL_READS = 4
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MAX_PARALLEL_WRITES = 4
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# HTTP server defaults
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DEFAULT_LISTEN_ADDRESS = "127.0.0.1"
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DEFAULT_HTTP_PORT = 54322
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# Control socket
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CONTROL_SOCKET = "/var/run/cloudstack/image-server.sock"
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CONTROL_SOCKET_BACKLOG = 32
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CONTROL_SOCKET_PERMISSIONS = 0o660
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CONTROL_RECV_BUFFER = 4096
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# Transfer idle timeout (seconds). A transfer is expired when no in-flight HTTP
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# requests have completed for this duration.
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DEFAULT_IDLE_TIMEOUT_SECONDS = 600
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# Maximum size of a JSON body in a PATCH request (zero / flush ops)
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MAX_PATCH_JSON_SIZE = 64 * 1024 # 64 KiB
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# Byte range requested per block_status call for NBD extent queries
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NBD_BLOCK_STATUS_CHUNK = 64 * 1024 * 1024 # 64 MiB
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CFG_DIR = "/tmp/imagetransfer"
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