[CI] Migrate to GitHub Actions

Drop centos builder since el7 isn't being updated and el8 is missing
dependencies.  Move flake onto fedora-gcc.

Signed-off-by: Robbie Harwood <rharwood@redhat.com>

Author: frozencemetery

.github/workflows/ci.yml

@@ -0,0 +1,54 @@
+{
+    "name": "CI",
+    "on": {
+        "pull_request": null,
+        "push": {
+            "branches-ignore": "master",
+            "tags-ignore": "*",
+        },
+    },
+    "jobs": {
+        "linux": {
+            "runs-on": "ubuntu-latest",
+            "strategy": {
+                "fail-fast": false,
+                "matrix": {
+                    "name": ["fedora-gcc", "fedora-clang", "debian-clang"],
+                    "include": [
+                        {
+                            "name": "fedora-gcc",
+                            "distro": "fedora:latest",
+                            "compiler": "gcc",
+                            "flake": "yes",
+                        },
+                        {
+                            "name": "fedora-clang",
+                            "distro": "fedora:latest",
+                            "compiler": "clang",
+                        },
+                        {
+                            "name": "debian-clang",
+                            "distro": "debian:sid",
+                            "compiler": "clang",
+                        },
+                    ],
+                },
+            },
+            "steps": [
+                {
+                    "name": "Check out code",
+                    "uses": "actions/checkout@v2",
+                },
+                {
+                    "name": "Build and test",
+                    "run": "./ci/run_dockerized.sh",
+                    "env": {
+                        "DISTRO": "${{ matrix.distro }}",
+                        "COMPILER": "${{ matrix.compiler }}",
+                        "FLAKE": "${{ matrix.flake }}",
+                    },
+                },
+            ],
+        },
+    },
+}

.travis.yml

@@ -1,39 +1,31 @@
 #!/bin/bash -ex
 
 if [ -f /etc/debian_version ]; then
-    PYTHON=python3
     export DEBIAN_FRONTEND=noninteractive
 
-    apt-get update
+    apt-get -q update
 
-    apt-get -y install $COMPILER pkg-config flake8 virtualenv \
+    apt-get -yq install $COMPILER pkg-config flake8 virtualenv \
             apache2-bin {apache2,libkrb5,libssl,gss-ntlmssp}-dev \
-            $PYTHON{,-dev,-requests} lib{socket,nss}-wrapper \
-            flex bison krb5-{kdc,admin-server,pkinit} curl
+            python3{,-dev,-requests} lib{socket,nss}-wrapper \
+            flex bison krb5-{kdc,admin-server,pkinit} curl libfaketime
 
-    apt-get -y install $PYTHON-requests-gssapi 2>/dev/null || true
-
-    flake8
-elif [ -f /etc/redhat-release ]; then
-    DY=yum
-    PYTHON=python2
-    if [ -f /etc/fedora-release ]; then
-        DY=dnf
-        PYTHON=python3
-    fi
-
-    $DY -y install $COMPILER $PYTHON-{gssapi,requests} \
-        krb5-{server,workstation,pkinit} curl \
+    apt-get -yq install python3-requests-gssapi 2>/dev/null || true
+elif [ -f /etc/fedora-release ]; then
+    dnf -y install $COMPILER python3-{gssapi,requests{,-gssapi},flake8} \
+        krb5-{server,workstation,pkinit} curl libfaketime \
         {httpd,krb5,openssl,gssntlmssp}-devel {socket,nss}_wrapper \
-        autoconf automake libtool which bison make $PYTHON \
+        autoconf automake libtool which bison make python3 \
         flex mod_session redhat-rpm-config /usr/bin/virtualenv
-
-    $DY -y install python-requests-gssapi 2>/dev/null || true
 else
     echo "Distro not found!"
     false
 fi
 
+if [ x$FLAKE == xyes ]; then
+    flake8
+fi
+
 CFLAGS="-Werror"
 if [ x$COMPILER == xclang ]; then
     CFLAGS+=" -Wno-missing-field-initializers"
@@ -45,7 +37,7 @@ if [ x$COMPILER == xclang ]; then
     cp=$(which clang)
     mv $cp $cp.real
     cat > $cp <<EOF
-#!/usr/bin/env python
+#!/usr/bin/env python3
 import os
 import sys
 argv = [a for a in sys.argv if a != "-fstack-clash-protection" \
@@ -56,12 +48,14 @@ EOF
     chmod +x $cp
 fi
 
-virtualenv --system-site-packages -p $(which $PYTHON) .venv
+virtualenv --system-site-packages -p $(which python3) .venv
 source .venv/bin/activate
 pip install requests{,-gssapi}
 
 scratch=/tmp/build/mod_auth_gssapi-*/_build/sub/testsdir
 
 autoreconf -fiv
 ./configure # overridden by below, but needs to generate Makefile
-make distcheck DISTCHECK_CONFIGURE_FLAGS="CFLAGS=\"$CFLAGS\" CC=$(which $COMPILER)" || (cat $scratch/tests.log $scratch/httpd/logs/error_log; exit -1)
+DCF="CFLAGS=\"$CFLAGS\" CC=$(which $COMPILER)"
+make distcheck DISTCHECK_CONFIGURE_FLAGS="$DCF" ||
+    (cat $scratch/tests.log $scratch/httpd/logs/error_log; exit -1)

.travis.sh renamed to ci/ci.sh

@@ -0,0 +1,11 @@
+#!/bin/bash -ex
+
+COMPILER=${COMPILER:-gcc}
+FLAKE=${FLAKE:-no}
+
+docker run \
+       -v $(pwd):/tmp/build \
+       -w /tmp/build \
+       -e COMPILER=$COMPILER \
+       -e FLAKE=$FLAKE \
+       $DISTRO /bin/bash -ex ./ci/ci.sh