packit/tmt: initial enablement

Signed-off-by: Lokesh Mandvekar <[email protected]>

Author: lsm5

.fmf/version

@@ -0,0 +1 @@
+1

.packit.yaml

@@ -0,0 +1,16 @@
+---
+# See the documentation for more information:
+# https://packit.dev/docs/configuration/
+
+jobs:
+  # All tests specified in the `/plans/` subdir
+  - job: tests
+    trigger: pull_request
+      #notifications:
+      #failure_comment:
+      #  message: "validate test failed."
+    targets: &pr_test_targets
+      - fedora-latest-stable
+    skip_build: true
+    identifier: windows_validate
+    tmt_plan: "/plans/validate"

Makefile

@@ -2,6 +2,15 @@ export GOOS=windows
 export GOARCH=amd64
 SRC = $(shell find . -type f -name '*.go')
 
+GOLANGCI_LINT_VERSION := 1.54.2
+.PHONY: .install.golangci-lint
+.install.golangci-lint:
+	VERSION=$(GOLANGCI_LINT_VERSION) ./hack/install_golangci.sh
+
+.PHONY: validate
+validate:
+	./bin/golangci-lint run
+
 .PHONY: default
 default: build
 

hack/install_golangci.sh

@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+
+# This script is intended to be a convenience, to be called from the
+# Makefile `.install.golangci-lint` target.  Any other usage is not recommended.
+
+die() { echo "${1:-No error message given} (from $(basename $0))"; exit 1; }
+
+[ -n "$VERSION" ] || die "\$VERSION is empty or undefined"
+
+function install() {
+    local retry=$1
+
+    local msg="Installing golangci-lint v$VERSION into $BIN"
+    if [[ $retry -ne 0 ]]; then
+        msg+=" - retry #$retry"
+    fi
+    echo $msg
+
+    curl -sSL --retry 5 https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v$VERSION
+}
+
+# Undocumented behavior: golangci-lint installer requires $BINDIR in env,
+# will default to ./bin but we can't rely on that.
+export BINDIR="./bin"
+BIN="$BINDIR/golangci-lint"
+if [ ! -x "$BIN" ]; then
+    # This flakes much too frequently with "crit unable to find v1.51.1"
+    for retry in $(seq 0 5); do
+	install $retry && exit 0
+        sleep 5
+    done
+else
+    # Prints its own file name as part of --version output
+    $BIN --version | grep "$VERSION"
+    if [ $? -eq 0 ]; then
+        echo "Using existing $BINDIR/$($BIN --version)"
+    else
+        install
+    fi
+fi

plans/main.fmf

@@ -0,0 +1,12 @@
+prepare:
+    - how: install
+      package:
+        - golang
+
+/validate:
+    summary: Validate code
+    execute:
+        how: tmt
+        script: |
+            make .install.golangci-lint
+            make validate