Added unmount_path method that tries several fusermount binaries
This fixes unmounting with gentoo. This function will be use by the installer to unmount the image after the build.
This commit is contained in:
Will Angenent
Generated
+107
@@ -2,6 +2,21 @@
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "addr2line"
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version = "0.19.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a76fd60b23679b7d19bd066031410fb7e458ccc5e958eb5c325888ce4baedc97"
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dependencies = [
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"gimli",
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]
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[[package]]
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name = "adler"
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version = "1.0.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
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[[package]]
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name = "aes"
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version = "0.7.5"
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@@ -44,6 +59,21 @@ dependencies = [
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"winapi",
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]
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[[package]]
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name = "backtrace"
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version = "0.3.67"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "233d376d6d185f2a3093e58f283f60f880315b6c60075b01f36b3b85154564ca"
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dependencies = [
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"addr2line",
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"cc",
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"cfg-if",
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"libc",
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"miniz_oxide",
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"object",
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"rustc-demangle",
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]
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[[package]]
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name = "base64ct"
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version = "1.6.0"
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@@ -80,6 +110,12 @@ version = "1.4.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
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[[package]]
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name = "cc"
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version = "1.0.79"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
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[[package]]
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name = "cfg-if"
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version = "1.0.0"
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@@ -138,6 +174,28 @@ dependencies = [
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"termcolor",
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]
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[[package]]
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name = "failure"
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version = "0.1.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d32e9bd16cc02eae7db7ef620b392808b89f6a5e16bb3497d159c6b92a0f4f86"
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dependencies = [
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"backtrace",
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"failure_derive",
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]
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[[package]]
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name = "failure_derive"
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version = "0.1.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "aa4da3c766cd7a0db8242e326e9e4e081edd567072893ed320008189715366a4"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"synstructure",
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]
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[[package]]
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name = "fuchsia-cprng"
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version = "0.1.1"
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@@ -181,6 +239,12 @@ dependencies = [
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"wasi 0.11.0+wasi-snapshot-preview1",
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]
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[[package]]
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name = "gimli"
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version = "0.27.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ad0a93d233ebf96623465aad4046a8d3aa4da22d4f4beba5388838c8a434bbb4"
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[[package]]
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name = "hermit-abi"
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version = "0.1.19"
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@@ -217,12 +281,30 @@ version = "2.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
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[[package]]
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name = "miniz_oxide"
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version = "0.6.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b275950c28b37e794e8c55d88aeb5e139d0ce23fdbbeda68f8d7174abdf9e8fa"
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dependencies = [
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"adler",
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]
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[[package]]
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name = "numtoa"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b8f8bdf33df195859076e54ab11ee78a1b208382d3a26ec40d142ffc1ecc49ef"
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[[package]]
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name = "object"
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version = "0.30.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ea86265d3d3dcb6a27fc51bd29a4bf387fae9d2986b823079d4986af253eb439"
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dependencies = [
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"memchr",
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]
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[[package]]
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name = "opaque-debug"
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version = "0.3.0"
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@@ -342,6 +424,7 @@ dependencies = [
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"argon2",
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"base64ct",
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"env_logger",
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"failure",
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"fuser",
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"getrandom",
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"libc",
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@@ -371,6 +454,12 @@ version = "0.6.28"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
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[[package]]
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name = "rustc-demangle"
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version = "0.1.22"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d4a36c42d1873f9a77c53bde094f9664d9891bc604a45b4798fd2c389ed12e5b"
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[[package]]
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name = "seahash"
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version = "4.1.0"
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@@ -400,6 +489,18 @@ dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "synstructure"
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version = "0.12.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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"unicode-xid",
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]
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[[package]]
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name = "termcolor"
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version = "1.2.0"
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@@ -444,6 +545,12 @@ version = "1.0.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
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[[package]]
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name = "unicode-xid"
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version = "0.2.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
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[[package]]
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name = "users"
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version = "0.11.0"
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@@ -35,6 +35,7 @@ aes = { version = "=0.7.5", default-features = false }
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argon2 = { version = "0.3.4", default-features = false, features = ["alloc"] }
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base64ct = { version = "1", default-features = false }
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env_logger = { version = "0.9.0", optional = true }
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failure = "0.1.8"
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getrandom = { version = "0.2.5", optional = true }
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libc = "0.2"
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log = { version = "0.4.14", default-features = false, optional = true}
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@@ -27,6 +27,7 @@ pub use self::mount::mount;
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pub use self::node::{Node, NodeLevel};
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pub use self::transaction::Transaction;
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pub use self::tree::{Tree, TreeData, TreeList, TreePtr};
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pub use self::unmount::unmount_path;
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mod allocator;
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#[cfg(feature = "std")]
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@@ -42,6 +43,8 @@ mod mount;
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mod node;
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mod transaction;
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mod tree;
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#[cfg(feature = "std")]
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mod unmount;
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#[cfg(all(feature = "std", test))]
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mod tests;
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+2
-12
@@ -3,7 +3,7 @@ use std::path::Path;
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use std::process::Command;
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use std::{fs, sync, thread, time};
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use crate::{DiskSparse, FileSystem};
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use crate::{unmount_path, DiskSparse, FileSystem};
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fn with_redoxfs<T, F>(callback: F) -> T
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where
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@@ -43,17 +43,7 @@ where
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panic!("sync failed");
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}
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let status_res = if cfg!(target_os = "linux") {
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Command::new("fusermount")
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.arg("-u")
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.arg(mount_path)
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.status()
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} else {
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Command::new("umount").arg(mount_path).status()
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};
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let status = dbg!(status_res).unwrap();
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if !status.success() {
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if !unmount_path(mount_path).is_ok() {
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panic!("umount failed");
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}
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}
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@@ -0,0 +1,53 @@
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use failure::Error;
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use std::{
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fs,
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io::{self},
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process::{Command, ExitStatus},
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};
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fn unmount_linux_path(mount_path: &str) -> io::Result<ExitStatus> {
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// Different distributions can have various fusermount binaries. Try
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// them all.
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let commands = ["fusermount", "fusermount3"];
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for command in commands {
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let status = Command::new(command).arg("-u").arg(mount_path).status();
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if status.is_ok() {
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return status;
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}
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if let Err(ref e) = status {
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if e.kind() == io::ErrorKind::NotFound {
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continue;
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}
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}
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}
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// Unmounting failed since no suitable command was found
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Err(std::io::Error::new(
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io::ErrorKind::NotFound,
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format!(
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"Unable to locate any fusermount binaries. Tried {:?}. Is fuse installed?",
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commands
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),
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))
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}
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pub fn unmount_path(mount_path: &str) -> Result<(), Error> {
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if cfg!(target_os = "redox") {
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fs::remove_file(format!(":{}", mount_path))?
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} else {
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let status_res = if cfg!(target_os = "linux") {
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unmount_linux_path(mount_path)
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} else {
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Command::new("umount").arg(mount_path).status()
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};
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let status = status_res?;
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if !status.success() {
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return Err(io::Error::new(io::ErrorKind::Other, "redoxfs umount failed").into());
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}
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}
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Ok(())
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}
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