104 lines
2.5 KiB
Bash
Executable file
104 lines
2.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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########################################
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# Configuration
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########################################
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VM_NAME="forgejo-runner-vm"
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IMAGE="images:debian/trixie"
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MEMORY="2GiB"
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CPUS="4"
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########################################
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# Helper functions
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########################################
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log() {
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echo "[+] $*"
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}
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vm_exists() {
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incus info "$VM_NAME" >/dev/null 2>&1
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}
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########################################
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# Create VM if needed
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########################################
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if vm_exists; then
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log "VM '$VM_NAME' already exists, skipping creation"
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else
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log "Creating VM '$VM_NAME'"
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incus launch "$IMAGE" "$VM_NAME" \
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--vm \
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-c limits.memory="$MEMORY" \
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-c limits.cpu="$CPUS"
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fi
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########################################
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# Wait for VM to be ready
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########################################
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log "Waiting for VM to become ready"
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incus exec "$VM_NAME" -- cloud-init status --wait >/dev/null 2>&1 || true
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log "Waiting for Incus Agent to start"
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# This loop tries a simple command until it succeeds or times out
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RETRIES=0
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MAX_RETRIES=30
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until incus exec "$VM_NAME" -- uptime >/dev/null 2>&1; do
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RETRIES=$((RETRIES + 1))
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if [ $RETRIES -ge $MAX_RETRIES ]; then
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echo "Error: Timeout waiting for VM agent to start."
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exit 1
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fi
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echo "$RETRIES retries"
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sleep 1
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done
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log "Agent is responsive. Proceeding..."
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########################################
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# Install Docker inside the VM
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########################################
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log "Installing Docker inside VM"
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incus exec "$VM_NAME" -- bash -eux <<'EOF'
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export DEBIAN_FRONTEND=noninteractive
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# Base packages
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apt-get update
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apt-get install -y \
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ca-certificates \
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curl \
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gnupg
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# Docker GPG key
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install -m 0755 -d /etc/apt/keyrings
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curl -fsSL https://download.docker.com/linux/debian/gpg \
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-o /etc/apt/keyrings/docker.asc
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chmod a+r /etc/apt/keyrings/docker.asc
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# Docker repository
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echo \
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"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] \
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https://download.docker.com/linux/debian \
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$(. /etc/os-release && echo "$VERSION_CODENAME") stable" \
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> /etc/apt/sources.list.d/docker.list
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# Install Docker
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apt-get update
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apt-get install -y \
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docker-ce \
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docker-ce-cli \
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containerd.io \
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docker-buildx-plugin \
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docker-compose-plugin
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# Enable Docker
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systemctl enable docker
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systemctl start docker
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EOF
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########################################
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# Done
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########################################
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log "Docker successfully installed in VM '$VM_NAME'"
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log "You can access it with:"
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echo " incus exec $VM_NAME -- bash"
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