mirror of
https://github.com/containers/youki
synced 2024-05-07 08:06:18 +02:00
52 lines
1.5 KiB
Rust
52 lines
1.5 KiB
Rust
//! Provides a thin wrapper around fork syscall,
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//! with enums and functions specific to youki implemented
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use crate::syscall::SyscallError;
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pub mod args;
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pub mod channel;
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pub mod container_init_process;
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pub mod container_intermediate_process;
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pub mod container_main_process;
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pub mod fork;
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pub mod intel_rdt;
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pub mod message;
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type Result<T> = std::result::Result<T, ProcessError>;
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#[derive(Debug, thiserror::Error)]
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pub enum ProcessError {
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#[error("unknown fatal error")]
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Unknown,
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#[error("failed to clone process using clone3")]
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CloneFailed {
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errno: nix::errno::Errno,
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child_name: String,
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},
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#[error("failed init process")]
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InitProcessFailed { msg: String },
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#[error("failed intermediate process")]
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IntermediateProcessFailed,
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#[error("io error: {0}")]
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UnixIo(#[from] nix::errno::Errno),
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#[error("failed to add task {pid} to cgroup manager")]
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CgroupAdd { pid: nix::unistd::Pid, msg: String },
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#[error("failed to apply resource limits to cgroup")]
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CgroupApply { msg: String },
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#[error("failed to get proc state")]
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Procfs(#[from] procfs::ProcError),
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#[error("missing linux in spec")]
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NoLinuxSpec,
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#[error("missing process in spec")]
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NoProcessSpec,
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#[error("channel error")]
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ChannelError {
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msg: String,
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source: channel::ChannelError,
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},
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#[error("syscall failed")]
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SyscallFailed(#[from] SyscallError),
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#[error("failed to enter namespace")]
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NamespaceError(#[from] crate::namespaces::NamespaceError),
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}
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