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18 lines
659 B
Python
18 lines
659 B
Python
import os
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from builder.disk.filesystem.creator import FileSystemCreator
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class EXT4Creator(FileSystemCreator):
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def create(self):
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cmds: list[str] = ["mke2fs"]
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if self.fstype not in ["ext2", "ext3", "ext4"]:
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raise RuntimeError(f"unsupported fs {self.fstype}")
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cmds.extend(["-t", self.fstype])
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if "fsname" in self.config: cmds.extend(["-L", self.config["fsname"]])
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if "fsuuid" in self.config: cmds.extend(["-U", self.config["fsuuid"]])
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env = os.environ.copy()
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env["MKE2FS_DEVICE_SECTSIZE"] = str(self.builder.builder.sector)
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cmds.append(self.device)
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ret = self.ctx.run_external(cmds, env=env)
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if ret != 0: raise OSError("mke2fs failed")
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