From a27b88852f2e2f48d4a0434d2ef546d1ff29329c Mon Sep 17 00:00:00 2001
From: sdlzx <hdu_sdlzx@163.com>
Date: Fri, 17 Dec 2021 23:27:57 +0800
Subject: disable http2

---
 Cargo.lock                                | 11 -----------
 src/tools/cargo/Cargo.toml                |  2 +-
 src/tools/cargo/src/cargo/core/package.rs | 12 +++---------
 3 files changed, 4 insertions(+), 21 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 26f68e235..926c2db74 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -877,7 +877,6 @@ checksum = "e0f44960aea24a786a46907b8824ebc0e66ca06bf4e4978408c7499620343483"
 dependencies = [
  "cc",
  "libc",
- "libnghttp2-sys",
  "libz-sys",
  "openssl-sys",
  "pkg-config",
@@ -1906,16 +1905,6 @@ version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fc7aa29613bd6a620df431842069224d8bc9011086b1db4c0e0cd47fa03ec9a"
 
-[[package]]
-name = "libnghttp2-sys"
-version = "0.1.4+1.41.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03624ec6df166e79e139a2310ca213283d6b3c30810c54844f307086d4488df1"
-dependencies = [
- "cc",
- "libc",
-]
-
 [[package]]
 name = "libz-sys"
 version = "1.1.3"
diff --git a/src/tools/cargo/Cargo.toml b/src/tools/cargo/Cargo.toml
index ba5b956dd..eca593482 100644
--- a/src/tools/cargo/Cargo.toml
+++ b/src/tools/cargo/Cargo.toml
@@ -25,7 +25,7 @@ cargo-platform = { path = "crates/cargo-platform", version = "0.1.2" }
 cargo-util = { path = "crates/cargo-util", version = "0.1.1" }
 crates-io = { path = "crates/crates-io", version = "0.33.0" }
 crossbeam-utils = "0.8"
-curl = { version = "0.4.39", features = ["http2"] }
+curl = { version = "0.4.39", features = [] }
 curl-sys = "0.4.48"
 env_logger = "0.9.0"
 pretty_env_logger = { version = "0.4", optional = true }
diff --git a/src/tools/cargo/src/cargo/core/package.rs b/src/tools/cargo/src/cargo/core/package.rs
index 6605a348e..92a01a89c 100644
--- a/src/tools/cargo/src/cargo/core/package.rs
+++ b/src/tools/cargo/src/cargo/core/package.rs
@@ -417,14 +417,8 @@ impl<'cfg> PackageSet<'cfg> {
         // Also note that pipelining is disabled as curl authors have indicated
         // that it's buggy, and we've empirically seen that it's buggy with HTTP
         // proxies.
-        let mut multi = Multi::new();
-        let multiplexing = config.http_config()?.multiplexing.unwrap_or(true);
-        multi
-            .pipelining(false, multiplexing)
-            .with_context(|| "failed to enable multiplexing/pipelining in curl")?;
-
-        // let's not flood crates.io with connections
-        multi.set_max_host_connections(2)?;
+        let multi = Multi::new();
+        let multiplexing = false;
 
         Ok(PackageSet {
             packages: package_ids
@@ -653,7 +647,7 @@ impl<'cfg> PackageSet<'cfg> {
 macro_rules! try_old_curl {
     ($e:expr, $msg:expr) => {
         let result = $e;
-        if cfg!(target_os = "macos") {
+        if cfg!(any(target_os = "linux", target_os = "macos")) {
             if let Err(e) = result {
                 warn!("ignoring libcurl {} error: {}", $msg, e);
             }
-- 
2.33.1