upload/koji: add a simple test

This commit adds a test which uploads a random file to Koji and runs CGImport.
The result is checked using the koji cli client.

.github/koji.conf

@@ -0,0 +1,68 @@
+; Koji installed from pip is missing the default config.
+; This one is taken from Fedora 32 and installed in Github Actions.
+[koji]
+
+;configuration for koji cli tool
+
+;url of XMLRPC server
+;server = http://hub.example.com/kojihub
+server = https://koji.fedoraproject.org/kojihub
+
+;url of web interface
+;weburl = http://www.example.com/koji
+weburl = https://koji.fedoraproject.org/koji
+
+;url of package download site
+;pkgurl = http://www.example.com/packages
+
+;path to the koji top directory
+;topdir = /mnt/koji
+topurl = https://kojipkgs.fedoraproject.org/
+
+;configuration for Kerberos authentication
+authtype = kerberos
+krb_rdns = false
+
+;the service name of the principal being used by the hub
+;krbservice = host
+
+;the principal to auth as for automated clients
+;principal = client@EXAMPLE.COM
+
+;the keytab to auth as for automated clients
+;keytab = /etc/krb5.keytab
+
+;enable to lookup dns canonical hostname for krb auth
+;krb_canon_host = no
+
+;The realm of server principal. Using client's realm if not set
+;krb_server_realm = EXAMPLE.COM
+
+
+;configuration for SSL authentication
+
+;client certificate
+;cert = ~/.koji/client.crt
+
+;certificate of the CA that issued the HTTP server certificate
+;serverca = ~/.koji/serverca.crt
+
+;plugin paths, separated by ':' as the same as the shell's PATH
+;koji_cli_plugins module and ~/.koji/plugins are always loaded in advance,
+;and then be overridden by this option
+;plugin_paths = ~/.koji/plugins
+
+;[not_implemented_yet]
+;enabled plugins for CLI, runroot and save_failed_tree are available
+;plugins =
+; runroot plugin is enabled by default in fedora
+plugins = runroot
+
+;timeout of XMLRPC requests by seconds, default: 60 * 60 * 12 = 43200
+;timeout = 43200
+
+;timeout of GSSAPI/SSL authentication by seconds, default: 60
+;auth_timeout = 60
+
+; use the fast upload feature of koji by default
+use_fast_upload = yes

.github/workflows/tests.yml

@@ -136,3 +136,54 @@ jobs:
 
       - name: "🔎 Test RPM installation"
         run: dnf -y install $(ls rpms/*.x86_64.rpm)
+
+  koji:
+    name: "麹 Koji test"
+    runs-on: ubuntu-latest
+    services:
+      postgres:
+        image: docker.io/library/postgres:12-alpine
+        env:
+          POSTGRES_USER:     koji
+          POSTGRES_PASSWORD: kojipass
+          POSTGRES_DB:       koji
+      koji:
+        image: quay.io/osbuild/ghci-koji:v1
+        env:
+          POSTGRES_USER:     koji
+          POSTGRES_PASSWORD: kojipass
+          POSTGRES_DB:       koji
+          POSTGRES_HOST:     postgres
+        ports:
+          - 8080:80
+    steps:
+      - name: Set up Go 1.12
+        uses: actions/setup-go@v1
+        with:
+          go-version: 1.12
+        id: go
+
+        # We need python for koji client.
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v2
+
+        # Koji from pip is missing its config file.
+        # To fix this, the default Fedora 32 config is included in the repo
+        # and installed here. See the last line of the script.
+      - name: Install koji client
+        run: |
+          sudo apt-get install -y libkrb5-dev
+          python -m pip install --upgrade pip
+          pip install koji
+          sudo cp .github/koji.conf /etc/koji.conf
+
+      - name: Run unit tests
+        run: go test -v -race -covermode atomic -coverprofile=coverage.txt -tags koji_test ./internal/upload/koji
+
+      - name: Send coverage to codecov.io
+        run: bash <(curl -s https://codecov.io/bash)