Refactor MongoDB provisioning script with checks

Author: rcook0

scripts/fullstack_manager_mongodb.sh

@@ -26,38 +26,62 @@ JWT_SECRET="your_jwt_secret_here"
 provision_mongodb() {
     echo "☁️ Provisioning MongoDB Atlas cluster..."
 
-    # Create cluster
-    curl -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
-        -X POST "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/clusters" \
-        -H "Content-Type: application/json" \
-        -d "{
-            \"name\": \"$ATLAS_CLUSTER_NAME\",
-            \"providerSettings\": {\"providerName\": \"AWS\", \"instanceSizeName\": \"M0\", \"regionName\": \"US_EAST_1\"}
-        }"
-
-    echo "⏳ Waiting for cluster creation (M0 takes ~5 minutes)..."
-    sleep 300  # Wait 5 minutes for free tier cluster to be ready
-
-    # Create database user
-    curl -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
-        -X POST "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/databaseUsers" \
-        -H "Content-Type: application/json" \
-        -d "{
-            \"databaseName\": \"admin\",
-            \"username\": \"fullstackuser\",
-            \"password\": \"FullStackPass123\",
-            \"roles\": [{\"roleName\": \"readWriteAnyDatabase\", \"databaseName\": \"admin\"}]
-        }"
-
-    # Allow access from anywhere (0.0.0.0/0)
-    curl -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
+    # 1️⃣ Create cluster (ignore if already exists)
+    CLUSTER_EXISTS=$(curl -s -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
+        "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/clusters/$ATLAS_CLUSTER_NAME" | jq -r '.name')
+
+    if [[ "$CLUSTER_EXISTS" != "$ATLAS_CLUSTER_NAME" ]]; then
+        curl -s -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
+            -X POST "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/clusters" \
+            -H "Content-Type: application/json" \
+            -d "{
+                \"name\": \"$ATLAS_CLUSTER_NAME\",
+                \"providerSettings\": {\"providerName\": \"AWS\", \"instanceSizeName\": \"M0\", \"regionName\": \"US_EAST_1\"}
+            }"
+        echo "Cluster creation initiated."
+    else
+        echo "Cluster $ATLAS_CLUSTER_NAME already exists."
+    fi
+
+    # 2️⃣ Wait for cluster to be ready
+    echo "⏳ Waiting for cluster to be fully ready..."
+    STATUS=""
+    while [[ "$STATUS" != "IDLE" ]]; do
+        STATUS=$(curl -s -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
+            "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/clusters/$ATLAS_CLUSTER_NAME" | jq -r '.stateName')
+        echo "Cluster status: $STATUS"
+        if [[ "$STATUS" != "IDLE" ]]; then sleep 15; fi
+    done
+    echo "✅ Cluster is ready."
+
+    # 3️⃣ Create database user (ignore if exists)
+    USER_EXISTS=$(curl -s -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
+        "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/databaseUsers?username=fullstackuser" | jq -r '.[0].username')
+
+    if [[ "$USER_EXISTS" != "fullstackuser" ]]; then
+        curl -s -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
+            -X POST "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/databaseUsers" \
+            -H "Content-Type: application/json" \
+            -d "{
+                \"databaseName\": \"admin\",
+                \"username\": \"fullstackuser\",
+                \"password\": \"FullStackPass123\",
+                \"roles\": [{\"roleName\": \"readWriteAnyDatabase\", \"databaseName\": \"admin\"}]
+            }"
+        echo "Database user created."
+    else
+        echo "Database user fullstackuser already exists."
+    fi
+
+    # 4️⃣ Allow access from anywhere
+    curl -s -u "$ATLAS_PUBLIC_KEY:$ATLAS_PRIVATE_KEY" \
         -X POST "https://cloud.mongodb.com/api/atlas/v1.0/groups/$ATLAS_PROJECT_ID/ipAccessList" \
         -H "Content-Type: application/json" \
         -d "[
             {\"ipAddress\": \"0.0.0.0/0\", \"comment\": \"Allow all\"}
         ]"
 
-    # Construct connection string
+    # 5️⃣ Construct connection string
     MONGO_URI="mongodb+srv://fullstackuser:FullStackPass123@$ATLAS_CLUSTER_NAME.mongodb.net/myFirstDatabase?retryWrites=true&w=majority"
     echo "✅ MongoDB Atlas provisioned. Connection string: $MONGO_URI"
 }