RUSTC_MINOR_VERSION=$(rustc --version | awk '{ split($2,a,"."); print a[2] }')
HOST_PLATFORM="$(rustc --version --verbose | grep "host:" | awk '{ print $2 }')"
-# Tokio MSRV on versions 1.17 through 1.26 is rustc 1.49. Above 1.26 MSRV is 1.56.
-[ "$RUSTC_MINOR_VERSION" -lt 49 ] && cargo update -p tokio --precise "1.14.0" --verbose
-[[ "$RUSTC_MINOR_VERSION" -gt 48 && "$RUSTC_MINOR_VERSION" -lt 56 ]] && cargo update -p tokio --precise "1.26.0" --verbose
-[ "$LDK_COVERAGE_BUILD" != "" ] && export RUSTFLAGS="-C link-dead-code"
+# Some crates require pinning to meet our MSRV even for our downstream users,
+# which we do here.
+# Further crates which appear only as dev-dependencies are pinned further down.
+function PIN_RELEASE_DEPS {
+ # Tokio MSRV on versions 1.17 through 1.26 is rustc 1.49. Above 1.26 MSRV is 1.56.
+ [ "$RUSTC_MINOR_VERSION" -lt 49 ] && cargo update -p tokio --precise "1.14.1" --verbose
+ [[ "$RUSTC_MINOR_VERSION" -gt 48 && "$RUSTC_MINOR_VERSION" -lt 56 ]] && cargo update -p tokio --precise "1.25.1" --verbose
-export RUST_BACKTRACE=1
+ # Sadly the log crate is always a dependency of tokio until 1.20, and has no reasonable MSRV guarantees
+ [ "$RUSTC_MINOR_VERSION" -lt 49 ] && cargo update -p log --precise "0.4.18" --verbose
-echo -e "\n\nBuilding and testing all workspace crates..."
-cargo build --verbose --color always
-cargo test --verbose --color always
+ # The serde_json crate switched to Rust edition 2021 starting with v1.0.101, i.e., has MSRV of 1.56
+ [ "$RUSTC_MINOR_VERSION" -lt 56 ] && cargo update -p serde_json --precise "1.0.100" --verbose
-echo -e "\n\nBuilding with all Log-Limiting features"
-pushd lightning
-grep '^max_level_' Cargo.toml | awk '{ print $1 }'| while read -r FEATURE; do
- cargo build --verbose --color always --features "$FEATURE"
-done
-popd
+ return 0 # Don't fail the script if our rustc is higher than the last check
+}
-if [ "$RUSTC_MINOR_VERSION" -gt 51 ]; then # Current `object` MSRV, subject to change
- echo -e "\n\nTest backtrace-debug builds"
- pushd lightning
- cargo test --verbose --color always --features backtrace
- popd
-fi
+PIN_RELEASE_DEPS # pin the release dependencies in our main workspace
-echo -e "\n\nTesting no-std flags in various combinations"
-for DIR in lightning lightning-invoice lightning-rapid-gossip-sync; do
- pushd $DIR
- cargo test --verbose --color always --no-default-features --features no-std
- # check if there is a conflict between no-std and the default std feature
- cargo test --verbose --color always --features no-std
- # check that things still pass without grind_signatures
- # note that outbound_commitment_test only runs in this mode, because of hardcoded signature values
- cargo test --verbose --color always --no-default-features --features std
- # check if there is a conflict between no-std and the c_bindings cfg
- RUSTFLAGS="--cfg=c_bindings" cargo test --verbose --color always --no-default-features --features=no-std
- popd
-done
+# The addr2line v0.20 crate (a dependency of `backtrace` starting with 0.3.68) relies on 1.55+
+[ "$RUSTC_MINOR_VERSION" -lt 55 ] && cargo update -p backtrace --precise "0.3.67" --verbose
-echo -e "\n\nTesting no-std build on a downstream no-std crate"
-# check no-std compatibility across dependencies
-pushd no-std-check
-cargo check --verbose --color always --features lightning-transaction-sync
-popd
+# The quote crate switched to Rust edition 2021 starting with v1.0.31, i.e., has MSRV of 1.56
+[ "$RUSTC_MINOR_VERSION" -lt 56 ] && cargo update -p quote --precise "1.0.30" --verbose
-if [ -f "$(which arm-none-eabi-gcc)" ]; then
- pushd no-std-check
- cargo build --target=thumbv7m-none-eabi
- popd
+# The syn crate depends on too-new proc-macro2 starting with v2.0.33, i.e., has MSRV of 1.56
+if [ "$RUSTC_MINOR_VERSION" -lt 56 ]; then
+ SYN_2_DEP=$(grep -o '"syn 2.*' Cargo.lock | tr -d '",' | tr ' ' ':')
+ cargo update -p "$SYN_2_DEP" --precise "2.0.32" --verbose
fi
+# The proc-macro2 crate switched to Rust edition 2021 starting with v1.0.66, i.e., has MSRV of 1.56
+[ "$RUSTC_MINOR_VERSION" -lt 56 ] && cargo update -p proc-macro2 --precise "1.0.65" --verbose
+
+# The memchr crate switched to an MSRV of 1.60 starting with v2.6.0
+[ "$RUSTC_MINOR_VERSION" -lt 60 ] && cargo update -p memchr --precise "2.5.0" --verbose
+
+export RUST_BACKTRACE=1
+
+echo -e "\n\nBuilding and testing all workspace crates..."
+cargo test --verbose --color always
+cargo check --verbose --color always
+
echo -e "\n\nBuilding and testing Block Sync Clients with features"
pushd lightning-block-sync
-cargo build --verbose --color always --features rest-client
cargo test --verbose --color always --features rest-client
-cargo build --verbose --color always --features rpc-client
+cargo check --verbose --color always --features rest-client
cargo test --verbose --color always --features rpc-client
-cargo build --verbose --color always --features rpc-client,rest-client
+cargo check --verbose --color always --features rpc-client
cargo test --verbose --color always --features rpc-client,rest-client
-cargo build --verbose --color always --features rpc-client,rest-client,tokio
+cargo check --verbose --color always --features rpc-client,rest-client
cargo test --verbose --color always --features rpc-client,rest-client,tokio
+cargo check --verbose --color always --features rpc-client,rest-client,tokio
popd
if [[ $RUSTC_MINOR_VERSION -gt 67 && "$HOST_PLATFORM" != *windows* ]]; then
echo -e "\n\nBuilding and testing Transaction Sync Clients with features"
pushd lightning-transaction-sync
- cargo build --verbose --color always --features esplora-blocking
cargo test --verbose --color always --features esplora-blocking
- cargo build --verbose --color always --features esplora-async
+ cargo check --verbose --color always --features esplora-blocking
cargo test --verbose --color always --features esplora-async
- cargo build --verbose --color always --features esplora-async-https
+ cargo check --verbose --color always --features esplora-async
cargo test --verbose --color always --features esplora-async-https
+ cargo check --verbose --color always --features esplora-async-https
popd
fi
echo -e "\n\nTest futures builds"
pushd lightning-background-processor
-cargo test --verbose --color always --no-default-features --features futures
+cargo test --verbose --color always --features futures
popd
if [ "$RUSTC_MINOR_VERSION" -gt 55 ]; then
echo -e "\n\nTest Custom Message Macros"
pushd lightning-custom-message
cargo test --verbose --color always
+ [ "$CI_MINIMIZE_DISK_USAGE" != "" ] && cargo clean
+ popd
+fi
+
+if [ "$RUSTC_MINOR_VERSION" -gt 51 ]; then # Current `object` MSRV, subject to change
+ echo -e "\n\nTest backtrace-debug builds"
+ pushd lightning
+ cargo test --verbose --color always --features backtrace
popd
fi
-echo -e "\n\nTest anchors builds"
+echo -e "\n\nBuilding with all Log-Limiting features"
+pushd lightning
+grep '^max_level_' Cargo.toml | awk '{ print $1 }'| while read -r FEATURE; do
+ cargo check --verbose --color always --features "$FEATURE"
+done
+popd
+
+echo -e "\n\nTesting no-std flags in various combinations"
+for DIR in lightning lightning-invoice lightning-rapid-gossip-sync; do
+ [ "$RUSTC_MINOR_VERSION" -gt 50 ] && cargo test -p $DIR --verbose --color always --no-default-features --features no-std
+ # check if there is a conflict between no-std and the default std feature
+ [ "$RUSTC_MINOR_VERSION" -gt 50 ] && cargo test -p $DIR --verbose --color always --features no-std
+done
+for DIR in lightning lightning-invoice lightning-rapid-gossip-sync; do
+ # check if there is a conflict between no-std and the c_bindings cfg
+ [ "$RUSTC_MINOR_VERSION" -gt 50 ] && RUSTFLAGS="--cfg=c_bindings" cargo test -p $DIR --verbose --color always --no-default-features --features=no-std
+done
+RUSTFLAGS="--cfg=c_bindings" cargo test --verbose --color always
+
+# Note that outbound_commitment_test only runs in this mode because of hardcoded signature values
pushd lightning
-RUSTFLAGS="$RUSTFLAGS --cfg=anchors" cargo test --verbose --color always -p lightning
+cargo test --verbose --color always --no-default-features --features=std,_test_vectors
+popd
+# This one only works for lightning-invoice
+pushd lightning-invoice
+# check that compile with no-std and serde works in lightning-invoice
+cargo test --verbose --color always --no-default-features --features no-std --features serde
+popd
+
+echo -e "\n\nTesting no-std build on a downstream no-std crate"
+# check no-std compatibility across dependencies
+pushd no-std-check
+if [[ $RUSTC_MINOR_VERSION -gt 67 ]]; then
+ # lightning-transaction-sync's MSRV is 1.67
+ cargo check --verbose --color always --features lightning-transaction-sync
+else
+ # The memchr crate switched to an MSRV of 1.60 starting with v2.6.0
+ # This is currently only a release dependency via core2, which we intend to work with
+ # rust-bitcoin to remove soon.
+ [ "$RUSTC_MINOR_VERSION" -lt 60 ] && cargo update -p memchr --precise "2.5.0" --verbose
+ cargo check --verbose --color always
+fi
+[ "$CI_MINIMIZE_DISK_USAGE" != "" ] && cargo clean
+popd
+
+# Test that we can build downstream code with only the "release pins".
+pushd msrv-no-dev-deps-check
+PIN_RELEASE_DEPS
+cargo check
+[ "$CI_MINIMIZE_DISK_USAGE" != "" ] && cargo clean
+popd
+
+if [ -f "$(which arm-none-eabi-gcc)" ]; then
+ pushd no-std-check
+ cargo build --target=thumbv7m-none-eabi
+ [ "$CI_MINIMIZE_DISK_USAGE" != "" ] && cargo clean
+ popd
+fi
+
echo -e "\n\nTest Taproot builds"
-RUSTFLAGS="$RUSTFLAGS --cfg=anchors --cfg=taproot" cargo test --verbose --color always -p lightning
+pushd lightning
+RUSTFLAGS="$RUSTFLAGS --cfg=taproot" cargo test --verbose --color always -p lightning
popd