feat: implement OrchestratorCI workflow with environment setup and droplet creation script

actions/orchestrating.sh

@@ -0,0 +1,103 @@
+#!/bin/bash
+
+# Record start time
+START_TIME=$(date +%s)
+
+# Function to check list of required environment variables
+check_env_vars() {
+    local missing_vars=()
+    for var in "$@"; do
+        if [ -z "${!var}" ]; then
+            missing_vars+=("$var")
+        fi
+    done
+    if [ ${#missing_vars[@]} -ne 0 ]; then
+        echo "Error: The following environment variables are not set: ${missing_vars[*]}"
+        exit 1
+    fi
+}
+
+# Function to check if doctl is available
+check_doctl() {
+    if ! command -v doctl &> /dev/null; then
+        echo "Error: doctl is not installed or not in PATH"
+        echo "Please install doctl: https://docs.digitalocean.com/reference/doctl/how-to/install/"
+        exit 1
+    fi
+}
+
+# Function to setup SSH private key
+setup_ssh_key() {
+    if [ -z "$SSH_PRIVATE_KEY" ]; then
+        echo "Error: SSH_PRIVATE_KEY environment variable is not set"
+        exit 1
+    fi
+
+    # Create SSH directory if it doesn't exist
+    mkdir -p ~/.ssh
+    chmod 700 ~/.ssh
+
+    # Write private key to file (decode if base64)
+    if echo "$SSH_PRIVATE_KEY" | base64 -d > /dev/null 2>&1; then
+        echo "$SSH_PRIVATE_KEY" | base64 -d > ~/.ssh/id_rsa
+    else
+        echo -e "$SSH_PRIVATE_KEY" > ~/.ssh/id_rsa
+    fi
+    chmod 600 ~/.ssh/id_rsa
+
+    echo "SSH private key has been set up successfully"
+}
+
+# Function to create droplet
+create_droplet() {
+    local name="${1:-runner-${RUNNER_ID}}"
+    local size="${2:-s-1vcpu-1gb}"
+    local image="${3:-ubuntu-22-04-x64}"
+    local region="${4:-sgp1}"
+
+    echo "Creating droplet: $name"
+    echo "Size: $size, Image: $image, Region: $region"
+
+    # Authenticate doctl
+    doctl auth init --access-token "$DO_TOKEN"
+
+    # Create droplet
+    local droplet_id=$(doctl compute droplet create "$name" \
+        --size "$size" \
+        --image "$image" \
+        --region "$region" \
+        --ssh-keys $(doctl compute ssh-key list --format ID --no-header | tr '\n' ',' | sed 's/,$//' || echo "") \
+        --format ID \
+        --no-header \
+        --wait)
+
+    if [ -n "$droplet_id" ]; then
+        echo "Droplet created successfully with ID: $droplet_id"
+        echo "Droplet name: $name"
+
+        # Get droplet IP
+        local droplet_ip=$(doctl compute droplet get "$droplet_id" --format PublicIPv4 --no-header)
+        echo "Droplet IP: $droplet_ip"
+
+        return 0
+    else
+        echo "Error: Failed to create droplet"
+        return 1
+    fi
+}
+
+# Check required environment variables
+check_env_vars "SPEC" "RUNNER_ID" "DO_TOKEN" "SSH_PRIVATE_KEY"
+
+# Check if doctl is available
+check_doctl
+
+# Setup SSH private key
+setup_ssh_key
+
+create_droplet
+
+# Calculate and display execution time
+END_TIME=$(date +%s)
+EXECUTION_TIME=$((END_TIME - START_TIME))
+echo "Script execution time: ${EXECUTION_TIME} seconds"