CLEANUP/MINOR: ci: use temporary directory for additional tools

tmp is shared across projects, so we can easily reuse same binary

Author: oktalz

.aspell.yml

@@ -70,3 +70,4 @@ allowed:
   - CIDR
   - auth
   - userlist
+  - tmp

Makefile

@@ -36,8 +36,8 @@ lint:
 
 .PHONY: check-commit
 check-commit:
-	cd bin;CHECK_COMMIT=${CHECK_COMMIT} sh check-commit.sh
-	bin/check-commit
+	CHECK_COMMIT=${CHECK_COMMIT} sh bin/check-commit.sh
+	/tmp/check-commit/v${CHECK_COMMIT}/check-commit
 
 .PHONY: yaml-lint
 yaml-lint:

bin/check-commit.sh

@@ -1,9 +1,14 @@
 #!/bin/sh
-V=$(./check-commit tag)
+BIN_DIR="/tmp/check-commit/v$CHECK_COMMIT"
 
-if echo "$V" | grep -q "v$CHECK_COMMIT"; then
-    echo "$V"
-else
-    echo "go install github.com/haproxytech/check-commit/v5@v$CHECK_COMMIT"
-    GOBIN=$(pwd) go install github.com/haproxytech/check-commit/v5@v$CHECK_COMMIT
+if [ -x "$BIN_DIR/check-commit" ]; then
+    V=$("$BIN_DIR/check-commit" tag)
+    if echo "$V" | grep -q "v$CHECK_COMMIT"; then
+        echo "$V"
+        exit 0
+    fi
 fi
+
+mkdir -p "$BIN_DIR"
+echo "go install github.com/haproxytech/check-commit/v5@v$CHECK_COMMIT"
+GOBIN="$BIN_DIR" go install github.com/haproxytech/check-commit/v5@v$CHECK_COMMIT