Google Cloud Signed URL Generator

A Python script that generates signed URLs for files stored in Google Cloud Storage, allowing temporary access without exposing credentials.

🚀 Features

• Search files in Google Cloud Storage using phone number and timestamp.
• Generate signed URLs for temporary file access (default: 1 hour).
• Secure access to files without exposing storage credentials.
• Formatted JSON output for easy integration with other applications.

---

🔧 Installation

1. Install Python and Required Libraries

Ensure Python is installed. If not, download it from Python.org.

Then, install the required dependencies:

pip3 install google-cloud-storage

---

2. Configure Google Cloud API

To use Google Cloud Storage, follow these steps:

1. Go to Google Cloud Console: Google Cloud Console
2. Enable APIs:
   • Go to APIs & Services > Enable APIs & Services.
   • Search for and enable:
     • Cloud Storage API
3. Create a Service Account:
   • Go to APIs & Services > Credentials.
   • Click Create Credentials > Service Account.
   • Fill in the details and click Done.
4. Generate a JSON Key File:
   • Click on the created service account.
   • Go to Keys and click Add Key > Create New Key.
   • Select JSON and download the file.
   • Save it in the project folder as service_account.json.

---

🎯 Running the Script

Step 1: Clone the Repository

git clone https://github.com/bharatcj/gcp-signed-url-generator.git
cd gcp-signed-url-generator

Step 2: Set Up Google Credentials

Set the environment variable for authentication:

Windows (CMD)

set GOOGLE_APPLICATION_CREDENTIALS="C:\path\to\service_account.json"

Mac/Linux

export GOOGLE_APPLICATION_CREDENTIALS="/path/to/service_account.json"

Step 3: Run the Script

python3 google_cloud_storage.py <bucket_name> <folder_path> <search_term>

Replace:

• <bucket_name>: Google Cloud Storage bucket name.
• <folder_path>: Folder inside the bucket.
• <search_term>: A string (e.g., phone number + timestamp) to find the file.

Example:

python3 google_cloud_storage.py my-bucket recordings 1234567890_20240215

---

⚠️ Error Handling

If an error occurs:

• The script prints a detailed error message.
• It verifies search terms before querying the bucket.
• Returns formatted JSON responses for easy debugging.

---

🔄 Customization

• Modify google_cloud_storage.py to change the signed URL expiration time (default: 1 hour).
• Adjust search logic to match custom file naming conventions.

---

🛡️ License

This project is licensed under the MIT License.

---

🤝 Contributing

Contributions are welcome! Feel free to fork this repository and submit pull requests.

---

Author

Developed by Bharat CJ
GitHub: https://github.com/bharatcj

---

💡 Did you know? Google Cloud signed URLs provide temporary, time-limited access to your files, meaning you can securely share them without making them public! 🔒🚀