Add working cloud-init config

.github/rsrc/id_rsa

@@ -0,0 +1,38 @@
+-----BEGIN OPENSSH PRIVATE KEY-----
+b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAABlwAAAAdzc2gtcn
+NhAAAAAwEAAQAAAYEA2bW01Jm9ujWY0VoDuL3D4XmQ09D1Tkyg98MQoXNg7nZ6IJP2F8PW
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+2S9f5i0kz7hNEAAAAQZmVkb3JhQGxvY2FsaG9zdAECAw==
+-----END OPENSSH PRIVATE KEY-----

.github/rsrc/id_rsa.pub

@@ -0,0 +1 @@
+ssh-rsa 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 fedora@localhost

.github/workflows/ci.yml

@@ -34,7 +34,6 @@ jobs:
       - name: Build and Test Tiny
         run: |
           cd plugins/tiny
-          cargo build -r || exit 0
           cargo build -r
           qemu-x86_64 -plugin ../../target/release/libtiny.so /bin/ls -lah
           cd ../..
@@ -49,7 +48,7 @@ jobs:
       # QEMU 8.1.0
       QEMU_URL: "https://qemu.weilnetz.de/w64/2023/qemu-w64-setup-20230822.exe"
       RUSTUP_URL: "https://win.rustup.rs/x86_64"
-      UBUNTU_CLOUDIMG_URL: "https://cloud-images.ubuntu.com/releases/22.04/release-20231211/ubuntu-22.04-server-cloudimg-amd64.img"
+      FEDORA_CLOUDIMG_URL: "https://download.fedoraproject.org/pub/fedora/linux/releases/39/Cloud/x86_64/images/Fedora-Cloud-Base-39-1.5.x86_64.qcow2"
 
     steps:
       - uses: msys2/setup-msys2@v2
@@ -75,12 +74,22 @@ jobs:
       - name: Download Ubuntu Cloud Image
         run: |
           $ProgressPreference = 'SilentlyContinue'
-          Invoke-WebRequest -Uri ${{ env.UBUNTU_CLOUDIMG_URL }} -OutFile ubuntu.img
+          Invoke-WebRequest -Uri ${{ env.FEDORA_CLOUDIMG_URL }} -OutFile Fedora-Cloud-Base-39-1.5.x86_64.qcow2
 
       - name: Build and Test Tiny
+        shell: msys2 {0}
         run: |
           cd plugins/tiny
-          cargo build -r || exit 0
           cargo build -r
           cd ../..
-          qemu-system-x86_64.exe -machine type=q35 -m 2G -nographic -drive if=virtio,format=qcow2,file=ubuntu.img -drive if=virtio,format=raw,file=.github/rsrc/seed.img -plugin target/release/libtiny.so
+          $job = Start-Job -ScriptBlock { qemu-system-x86_64 -machine type=q35 -m 2G -nographic -serial stdio -device virtio-net-pci,netdev=net0 -netdev user,id=net0,hostfwd=tcp::2222-:22 -drive if=virtio,format=qcow2,file=../Fedora-Cloud-Base-39-1.5.x86_64.qcow2 -drive if=virtio,format=raw,file=.github/rsrc/seed.img }
+          Start-Sleep -Seconds 45.0
+          $jobEvent = Register-ObjectEvent $job StateChanged -Action {
+            $jobEvent | Unregister-Event
+            Write-Host "Unregistered and succeeded!"
+            Set-Content -Path success ""
+          }
+          ssh -p 2222 -i .github/rsrc/id_rsa fedora@localhost sudo shutdown now
+          Start-Sleep -Seconds 15.0
+          $status = Test-Path -Path success
+          exit $status

qemu-plugin/src/lib.rs

@@ -107,11 +107,11 @@ extern "C" {
 }
 
 #[cfg(windows)]
-unsafe fn g_free(_mem: *mut c_void) {
+unsafe fn g_free(mem: *mut c_void) {
     //TODO: We would really like to call g_free in the qemu binary here
     //but we can't, because windows doesn't export symbols unless you explicitly export them
     //and g_free isn't so exported.
-    
+
     // NOTE: glib 2.46 g_malloc always uses system malloc implementation:
     // https://docs.gtk.org/glib/func.mem_is_system_malloc.html
     // So it is safe to call libc free to free a `g_malloc`-ed object

scripts/mk-cloudinit.sh

@@ -5,17 +5,25 @@ set -e
 # sudo -E dnf install -y cloud-utils
 
 mkdir -p .github/rsrc/
+rm .github/rsrc/id_* || true
+if [ ! -f .github/rsrc/id_rsa ]; then
+  ssh-keygen -C fedora@localhost -t rsa -q -f .github/rsrc/id_rsa -N ""
+fi
+
+KEY="$(cat .github/rsrc/id_rsa.pub)"
 # password is "password"
 # mkpasswd --method=SHA-512 --rounds=4096
-PASSWD="$6$rounds=4096$EhaOFVl.Hr626Zg2$mIqOEWTXg0U4cfIDDsYYLtqNMoCLRMVQfX4iZnlQTt.dnBoXetHdMzyGdY2MVOWGV18UowbFNSJowTHmBDb4z1"
+PASSWORD='$6$rounds=4096$At.ZMrhUfvsFwTiG$VJ8aQCC3nr8SpUL99OHcWsR6BvlVur5qvKQHni8n5v1HxB0E3.2eLX0tbxq8nHv.JJb2cU5mXr8bAgogCd5Ke1'
 cat <<EOF > .github/rsrc/user-data.yml
 #cloud-config
-users:
-  - name: user
-    passwd: ${PASSWD}
-    lock_passwd: false
-    groups: [sudo]
-    shell: /bin/bash
+bootcmd:
+  - useradd -m -p ${PASSWORD} -s /bin/bash fedora
+  - mkdir -p /home/fedora/.ssh
+  - echo "${KEY}" >> /home/fedora/.ssh/authorized_keys
+  - chown -R fedora:fedora /home/fedora/.ssh
+  - chmod 700 /home/fedora/.ssh
+  - chmod 600 /home/fedora/.ssh/authorized_keys
+  - echo "fedora ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
 EOF
 
 cloud-localds .github/rsrc/seed.img .github/rsrc/user-data.yml