106 lines
3.6 KiB
Plaintext
106 lines
3.6 KiB
Plaintext
// 04_buildah_operations.rhai
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// Demonstrates container operations using SAL's buildah integration
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// Note: This script requires buildah to be installed and may need root privileges
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// Check if buildah is installed
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let buildah_exists = which("buildah");
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println(`Buildah exists: ${buildah_exists}`);
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// Create a builder object
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println("\nCreating a builder object:");
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let container_name = "my-container-example";
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// Create a new builder
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let builder = bah_new(container_name, "alpine:latest");
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// Reset the builder to remove any existing container
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println("\nResetting the builder to start fresh:");
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let reset_result = builder.reset();
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println(`Reset result: ${reset_result}`);
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// Create a new container after reset
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println("\nCreating a new container after reset:");
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builder = bah_new(container_name, "alpine:latest");
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println(`Container created with ID: ${builder.container_id}`);
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println(`Builder created with name: ${builder.name}, image: ${builder.image}`);
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// List available images (only if buildah is installed)
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println("\nListing available container images:");
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// if ! buildah_exists != "" {
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// //EXIT
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// }
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let images = builder.images();
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println(`Found ${images.len()} images`);
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// Print image details (limited to 3)
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let count = 0;
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for img in images {
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if count >= 3 {
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break;
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}
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println(` - ID: ${img.id}, Name: ${img.name}, Created: ${img.created}`);
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count += 1;
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}
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//Run a command in the container
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println("\nRunning a command in the container:");
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let run_result = builder.run("echo 'Hello from container'");
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println(`Command output: ${run_result.stdout}`);
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//Add a file to the container
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println("\nAdding a file to the container:");
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let test_file = "test_file.txt";
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// Create the test file using Rhai's file_write function
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file_write(test_file, "Test content");
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println(`Created test file: ${test_file}`);
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println(`Created test file: ${test_file}`);
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let add_result = builder.add(test_file, "/");
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println(`Add result: ${add_result.success}`);
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//Commit the container to create a new image
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println("\nCommitting the container to create a new image:");
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let commit_result = builder.commit("my-custom-image:latest");
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println(`Commit result: ${commit_result.success}`);
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//Remove the container
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println("\nRemoving the container:");
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let remove_result = builder.remove();
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println(`Remove result: ${remove_result.success}`);
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//Clean up the test file
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delete(test_file);
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// Demonstrate static methods
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println("\nDemonstrating static methods:");
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println("Building an image from a Dockerfile:");
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let build_result = builder.build("example-image:latest", ".", "example_Dockerfile", "chroot");
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println(`Build result: ${build_result.success}`);
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// Pull an image
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println("\nPulling an image:");
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let pull_result = builder.image_pull("alpine:latest", true);
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println(`Pull result: ${pull_result.success}`);
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// Skip commit options demonstration since we removed the legacy functions
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println("\nSkipping commit options demonstration (legacy functions removed)");
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// Demonstrate config method
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println("\nDemonstrating config method:");
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// Create a new container for config demonstration
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println("Creating a new container for config demonstration:");
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builder = bah_new("config-demo-container", "alpine:latest");
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println(`Container created with ID: ${builder.container_id}`);
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let config_options = #{
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"author": "Rhai Example",
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"cmd": "/bin/sh -c 'echo Hello from Buildah'"
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};
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let config_result = builder.config(config_options);
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println(`Config result: ${config_result.success}`);
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// Clean up the container
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println("Removing the config demo container:");
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builder.remove();
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"Buildah operations script completed successfully!" |