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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Deserializes `DatanodeWalConfig`, defaulting `provider` to `"raft_engine"` when the `[wal]` section is present but omits it. This mirrors the behavior of the datanode’s layered config loader which merges over a default that already contains `provider`."><title>deserialize_wal_config in cmd::datanode - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-17e0aaed.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="cmd" data-themes="" data-resource-suffix="" data-rustdoc-version="1.96.0-nightly (ac7f9ec7d 2026-03-20)" data-channel="nightly" data-search-js="search-63369b7b.js" data-stringdex-js="stringdex-2da4960a.js" data-settings-js="settings-170eb4bf.js" ><script src="../../static.files/storage-41dd4d93.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-5013f961.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-f7c3ffd8.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc fn"><a class="skip-main-content" href="#main-content">Skip to main content</a><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">deserialize_wal_config</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../cmd/index.html">cmd</a><span class="version">1.0.0</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"><h2><a href="index.html">In cmd::<wbr>datanode</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content" tabindex="-1"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">cmd</a>::<wbr><a href="index.html">datanode</a></div><h1>Function <span class="fn">deserialize_<wbr>wal_<wbr>config</span> <button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/cmd/datanode.rs.html#177-193">Source</a> </span></div><pre class="rust item-decl"><code>fn deserialize_wal_config<'de, D>(
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deserializer: D,
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) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="enum" href="../../common_wal/config/enum.DatanodeWalConfig.html" title="enum common_wal::config::DatanodeWalConfig">DatanodeWalConfig</a>, D::<a class="associatedtype" href="https://docs.rs/serde_core/1.0.228/serde_core/de/trait.Deserializer.html#associatedtype.Error" title="type serde_core::de::Deserializer::Error">Error</a>><div class="where">where
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D: <a class="trait" href="https://docs.rs/serde_core/1.0.228/serde_core/de/trait.Deserializer.html" title="trait serde_core::de::Deserializer">Deserializer</a><'de>,</div></code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Deserializes <a href="../../common_wal/config/enum.DatanodeWalConfig.html" title="enum common_wal::config::DatanodeWalConfig"><code>DatanodeWalConfig</code></a>, defaulting <code>provider</code> to <code>"raft_engine"</code> when
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the <code>[wal]</code> section is present but omits it. This mirrors the behavior of the
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datanode’s layered config loader which merges over a default that already contains
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<code>provider</code>.</p>
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</div></details></section></div></main></body></html> |