rust: Remove Rust support from tree

Closes #40469

Signed-off-by: David Goulet <dgoulet@torproject.org>

scripts/ci/ci-driver.sh

@@ -30,7 +30,6 @@ RUN_STAGE_TEST="${RUN_STAGE_TEST:-yes}"
 FATAL_WARNINGS="${FATAL_WARNINGS:-yes}"
 HARDENING="${HARDENING:-no}"
 COVERAGE="${COVERAGE:-no}"
-RUST="${RUST:-no}"
 DOXYGEN="${DOXYGEN:-no}"
 ASCIIDOC="${ASCIIDOC:-no}"
 TRACING="${TRACING:-no}"
@@ -193,7 +192,6 @@ yes_or_no ON_GITLAB
 yes_or_no FATAL_WARNINGS
 yes_or_no HARDENING
 yes_or_no COVERAGE
-yes_or_no RUST
 yes_or_no DOXYGEN
 yes_or_no ASCIIDOC
 yes_or_no TRACING
@@ -245,9 +243,6 @@ fi
 if [[ "$COVERAGE" == "yes" ]]; then
     configure_options+=("--enable-coverage")
 fi
-if [[ "$RUST" == "yes" ]]; then
-    configure_options+=("--enable-rust")
-fi
 if [[ "$ASCIIDOC" != "yes" ]]; then
     configure_options+=("--disable-asciidoc")
 fi

scripts/codegen/fuzzing_include_am.py

@@ -32,7 +32,6 @@ FUZZING_LDFLAG = \
 	@TOR_LDFLAGS_zlib@ $(TOR_LDFLAGS_CRYPTLIB) @TOR_LDFLAGS_libevent@
 FUZZING_LIBS = \
 	src/test/libtor-testing.a \
-	$(rust_ldadd) \
 	@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \
 	@TOR_LIBEVENT_LIBS@ $(TOR_LIBS_CRYPTLIB) \
 	@TOR_LIB_WS32@ @TOR_LIB_IPHLPAPI@ @TOR_LIB_SHLWAPI@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ @CURVE25519_LIBS@ \

scripts/maint/checkShellScripts.sh

@@ -41,7 +41,6 @@ rm -f "$TOPLEVEL/contrib/dist/suse/tor.sh" "$TOPLEVEL/contrib/dist/tor.sh"
 find "$TOPLEVEL/contrib" "$TOPLEVEL/doc" "$TOPLEVEL/scripts" "$TOPLEVEL/src" \
     -name "*.sh" \
     -not -path "$TOPLEVEL/src/ext/*" \
-    -not -path "$TOPLEVEL/src/rust/registry/*" \
     -exec shellcheck {} +
 
 # Check scripts that aren't named *.sh

scripts/maint/practracker/util.py

@@ -7,8 +7,7 @@ import os
 
 # We don't want to run metrics for unittests, automatically-generated C files,
 # external libraries or git leftovers.
-EXCLUDE_SOURCE_DIRS = {"src/test/", "src/trunnel/", "src/rust/",
-                       "src/ext/" }
+EXCLUDE_SOURCE_DIRS = {"src/test/", "src/trunnel/", "src/ext/" }
 
 EXCLUDE_FILES = {"orconfig.h"}
 

scripts/maint/updateRustDependencies.sh

@@ -1,45 +0,0 @@
-#!/usr/bin/env bash
-#
-# Copyright (c) 2018 The Tor Project, Inc.
-# Copyright (c) 2018 isis agora lovecruft
-# See LICENSE for license information
-#
-# updateRustDependencies.sh
-# -------------------------
-# Update our vendored Rust dependencies, either adding/removing
-# dependencies and/or upgrading current dependencies to newer
-# versions.
-#
-# To use this script, first add your dependencies, exactly specifying
-# their versions, into the appropriate *crate-level* Cargo.toml in
-# src/rust/ (i.e. *not* /src/rust/Cargo.toml, but instead the one for
-# your crate).
-#
-# Next, run this script.  Then, go into src/ext/rust and commit the
-# changes to the tor-rust-dependencies repo.
-
-set -e
-
-HERE=$(dirname "$(realpath "$0")")
-TOPLEVEL=$(dirname "$(dirname "$HERE")")
-TOML="$TOPLEVEL/src/rust/Cargo.toml"
-VENDORED="$TOPLEVEL/src/ext/rust/crates"
-CARGO=$(command -v cargo)
-
-if ! test -f "$TOML" ; then
-    printf "Error: Couldn't find workspace Cargo.toml in expected location: %s\\n" "$TOML"
-fi
-
-if ! test -d "$VENDORED" ; then
-    printf "Error: Couldn't find directory for Rust dependencies! Expected location: %s\\n" "$VENDORED"
-fi
-
-if test -z "$CARGO" ; then
-    printf "Error: cargo must be installed and in your \$PATH\\n"
-fi
-
-if test -z "$(cargo --list | grep vendor)" ; then
-    printf "Error: cargo-vendor not installed\\n"
-fi
-
-$CARGO vendor -v --locked --explicit-version --no-delete --sync "$TOML" "$VENDORED"