Don't use Github Actions's container integration

The odd way integrations don't interact meant that the deploy pipeline
couldn't find git, but we were left with no way to install git for it.

Partially reverts 93ce057 .

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

Author: frozencemetery

.github/workflows/build.yml

@@ -11,10 +11,6 @@
     "jobs": {
         "linux": {
             "runs-on": "ubuntu-latest",
-            "container": {
-                "image": "${{ matrix.distro }}",
-                "options": "-htest.box",
-            },
             "strategy": {
                 "fail-fast": false,
                 "matrix": {
@@ -49,8 +45,9 @@
                 },
                 {
                     "name": "Build and test gssapi",
-                    "run": "./ci/build.sh",
+                    "run": "./ci/run-on-linux.sh ./ci/build.sh",
                     "env": {
+                        "DISTRO": "${{ matrix.distro }}",
                         "KRB5_VER": "${{ matrix.krb5_ver }}",
                         "FLAKE": "${{ matrix.flake }}",
                     },

.github/workflows/deploy-docs.yml

@@ -4,18 +4,14 @@
     "jobs": {
         "update-pages": {
             "runs-on": "ubuntu-latest",
-            "container": {
-                "image": "fedora:latest",
-                "options": "-htest.box",
-            },
             "steps": [
                 {
                     "name": "Check out code",
                     "uses": "actions/checkout@v2",
                 },
                 {
                     "name": "Build docs",
-                    "run": "./ci/before-docs-deploy.sh",
+                    "run": "./ci/run-on-linux.sh ./ci/before-docs-deploy.sh",
                 },
                 {
                     "name": "Deploy latest docs",

.github/workflows/release.yml

@@ -4,18 +4,15 @@
     "jobs": {
         "release-linux": {
             "runs-on": "ubuntu-latest",
-            "container": {
-                "image": "fedora:latest",
-                "options": "-htest.box",
-            },
             "steps": [
                 {
                     "name": "Check out code",
                     "uses": "actions/checkout@v2",
                 },
                 {
                     "name": "Set things up",
-                    "run": "./ci/before-deploy.sh",
+                    "env": { "DISTRO": "fedora:latest" },
+                    "run": "./ci/run-on-linux.sh ./ci/before-deploy.sh",
                 },
                 {
                     "name": "Deploy to PyPI",

ci/run-on-linux.sh

@@ -0,0 +1,10 @@
+#!/bin/bash -ex
+
+# If we try to use a normal Github Actions container with
+# github-pages-deploy-action, it will fail due to inability to find git.
+
+docker run -h test.box \
+       -v `pwd`:/tmp/build -w /tmp/build \
+       -e KRB5_VER=${KRB5_VER:-mit} \
+       -e FLAKE=${FLAKE:no} \
+       $DISTRO /bin/bash -ex $@