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https://github.com/holos-run/holos.git
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cb2b5c0f49
This adds a new holos subcommand: preflight Initially, this just checks that the GitHub CLI is installed and authenticated. The preflight command will be used to validate that the user has the neccessary CLI tools, access, and authorization to start using Holos and setup a Holos cluster.
57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
package util
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import (
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"bytes"
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"context"
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"os"
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"os/exec"
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"github.com/holos-run/holos/pkg/logger"
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)
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// runResult holds the stdout and stderr of a command.
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type RunResult struct {
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Stdout *bytes.Buffer
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Stderr *bytes.Buffer
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}
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// RunCmd runs a command within a context, captures its output, provides debug
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// logging, and returns the result.
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// Example:
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//
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// result, err := RunCmd(ctx, "echo", "hello")
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// if err != nil {
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// return wrapper.Wrap(err)
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// }
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// fmt.Println(result.Stdout.String())
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//
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// Output:
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//
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// "hello\n"
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func RunCmd(ctx context.Context, name string, args ...string) (result RunResult, err error) {
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result = RunResult{
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Stdout: new(bytes.Buffer),
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Stderr: new(bytes.Buffer),
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}
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cmd := exec.CommandContext(ctx, name, args...)
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cmd.Stdout = result.Stdout
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cmd.Stderr = result.Stderr
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log := logger.FromContext(ctx)
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log.DebugContext(ctx, "running: "+name, "name", name, "args", args)
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err = cmd.Run()
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return result, err
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}
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// RunInteractiveCmd runs a command within a context but allows the command to
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// accept stdin interactively from the user. The caller is expected to handle
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// errors.
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func RunInteractiveCmd(ctx context.Context, name string, args ...string) error {
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cmd := exec.CommandContext(ctx, name, args...)
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cmd.Stdin = os.Stdin
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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log := logger.FromContext(ctx)
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log.DebugContext(ctx, "running: "+name, "name", name, "args", args)
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return cmd.Run()
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}
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