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About Docker Run Command Generator – CLI Flags Builder
Build accurate and sanitized docker run commands without memorizing complex command-line syntax and flag combinations.
Configure ports, volume mounts, background daemon mode, restart policies, and environment variables safely.
Input is processed locally in your browser and is not sent to Navorika.
How the calculation works
Container parameters
Maps container name (--name), execution mode (-d), and restart behavior (--restart).
Network and storage
Constructs host-to-container port publishing (-p) and host-to-container volume bindings (-v).
Security and escaping
Validates input values against shell metacharacters and safely escapes strings containing whitespace.
How to use this tool
- 1Enter the container image name and tag (e.g., nginx:latest or postgres:15).
- 2Provide a container name and toggle detached background execution.
- 3Specify host and container port mappings.
- 4Add required environment variables and persistent volume mounts.
- 5Review the generated command in single-line or multi-line format, then copy to your terminal.
Understanding the result
The -d flag runs the container in detached mode in the background, freeing your current terminal session.
Port mapping (-p host:container) forwards external traffic from your host machine into the listening container port.
--restart unless-stopped ensures automatic container recovery on system reboots while allowing manual stops.
Important limitations
- Navorika generates static command text and never executes Docker commands directly.
- Always verify host paths and port numbers before running commands in your production environment.
- Do not paste sensitive credentials or production database passwords into unencrypted terminals.
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Frequently asked questions
Does this tool run Docker commands on my computer?
No. Navorika runs entirely in your browser and only generates formatted text strings for you to inspect and copy.
What is the difference between -d and running in foreground?
Detached mode (-d) starts the container in the background and prints the container ID, allowing your terminal to remain usable.
Why should I use --restart unless-stopped?
unless-stopped restarts the container automatically if it crashes or the Docker daemon reboots, but honors manual docker stop commands.
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