ci: print env-related settings in each job

To make debugging easier.

Use a separate shell script instead of just a make target to ensure that
it can safely run before ./configure and without having make installed.

.github/workflows/build-extra.yml

@@ -67,6 +67,8 @@ jobs:
       run: sudo apt-get update
     - name: install dependencies
       run: sudo apt-get install libapparmor-dev libselinux1-dev
+    - name: print env
+      run: ./ci/printenv.sh
     - name: configure
       run: >
         CC=clang-14 ./configure --enable-fatal-warnings --enable-apparmor
@@ -92,6 +94,8 @@ jobs:
       run: sudo apt-get update
     - name: install clang-tools-14 and dependencies
       run: sudo apt-get install clang-tools-14 libapparmor-dev libselinux1-dev
+    - name: print env
+      run: ./ci/printenv.sh
     - name: configure
       run: >
         CC=clang-14 ./configure --enable-fatal-warnings --enable-apparmor

.github/workflows/build.yml

@@ -68,6 +68,8 @@ jobs:
         sudo apt-get install
         gcc-12 libapparmor-dev libselinux1-dev expect xzdec whois
         bridge-utils
+    - name: print env
+      run: ./ci/printenv.sh
     - name: configure
       run: >
         CC=gcc-12 ./configure --prefix=/usr --enable-fatal-warnings

.github/workflows/codeql-analysis.yml

@@ -91,6 +91,9 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab
 
+    - name: print env
+      run: ./ci/printenv.sh
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@b2c19fb9a2a485599ccf4ed5d65527d94bc57226

.github/workflows/profile-checks.yml

@@ -34,7 +34,10 @@ jobs:
           github.com:443
 
     - uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab
+    - name: print env
+      run: ./ci/printenv.sh
     - run: python3 --version
+
 #   - name: sort.py
 #     run: >
 #       ./ci/check/profiles/sort.py

.gitlab-ci.yml

@@ -13,6 +13,7 @@ build_ubuntu_package:
         - >
             DEBIAN_FRONTEND=noninteractive apt-get install -y -qq
             build-essential lintian libapparmor-dev pkg-config python3 gawk
+        - ./ci/printenv.sh
         - ./configure
         - make deb
         - dpkg -i firejail*.deb
@@ -27,6 +28,7 @@ build_debian_package:
         - >
             apt-get install -y -qq
             build-essential lintian libapparmor-dev pkg-config gawk
+        - ./ci/printenv.sh
         - ./configure
         - make deb
         - dpkg -i firejail*.deb
@@ -37,6 +39,7 @@ build_redhat_package:
     script:
         - dnf update -y
         - dnf install -y rpm-build gcc make
+        - ./ci/printenv.sh
         - ./configure --prefix=/usr
         - make rpms
         - rpm -i firejail*.rpm
@@ -47,6 +50,7 @@ build_fedora_package:
     script:
         - dnf update -y
         - dnf install -y rpm-build gcc make
+        - ./ci/printenv.sh
         - ./configure --prefix=/usr
         - make rpms
         - rpm -i firejail*.rpm
@@ -60,6 +64,7 @@ build_src_package:
         - apk update
         - apk upgrade
         - apk add build-base linux-headers python3 gawk
+        - ./ci/printenv.sh
         - ./configure --prefix=/usr
         - make
         - make install-strip
@@ -74,6 +79,7 @@ build_no_apparmor:
         - >
             DEBIAN_FRONTEND=noninteractive apt-get install -y -qq
             build-essential lintian pkg-config gawk
+        - ./ci/printenv.sh
         - ./configure
         - make dist
         - ./mkdeb.sh --disable-apparmor
@@ -117,5 +123,6 @@ debian_ci:
         - export CI_COMMIT_SHA="$(git rev-parse HEAD)"
     script:
         - apt-get --no-install-recommends install -y -qq gawk
+        - ./ci/printenv.sh
         - gitlab-ci-git-buildpackage
         - gitlab-ci-lintian

Makefile

@@ -364,6 +364,10 @@ scan-build: clean
 codespell: clean
 	codespell --ignore-regex "UE|creat|shotcut|ether" src test
 
+.PHONY: print-env
+print-env:
+	./ci/printenv.sh
+
 #
 # make test
 #

ci/printenv.sh

@@ -0,0 +1,25 @@
+#!/bin/sh
+# Print information that may be useful for debugging CI.
+
+test -f /etc/os-release && . /etc/os-release
+
+cat <<EOF
+nproc:  $(nproc)
+kernel: $(uname -srvm)
+distro: $PRETTY_NAME
+sh:     $(ls -l /bin/sh | sed 's|.* /bin|/bin|')
+user:   $(id | cut -f -2 -d ' ')
+
+[/etc/os-release]
+$(cat /etc/os-release)
+EOF
+
+if test -z "$CI_VERBOSE"; then
+	exit
+fi
+
+cat <<EOF
+
+[env]
+$(env | LC_ALL=C sort)
+EOF