46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
package llm
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import (
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"embed"
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"errors"
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"fmt"
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"io/fs"
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"log"
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"os"
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"strings"
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)
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//go:embed llama.cpp/build/*/*/lib/*.so
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var libEmbed embed.FS
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func updatePath(dir string) {
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pathComponents := strings.Split(os.Getenv("PATH"), ":")
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for _, comp := range pathComponents {
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if comp == dir {
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return
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}
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}
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newPath := strings.Join(append(pathComponents, dir), ":")
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log.Printf("Updating PATH to %s", newPath)
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os.Setenv("PATH", newPath)
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}
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func verifyDriverAccess() error {
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// Only check ROCm access if we have the dynamic lib loaded
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if _, rocmPresent := AvailableShims["rocm"]; rocmPresent {
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// Verify we have permissions - either running as root, or we have group access to the driver
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fd, err := os.OpenFile("/dev/kfd", os.O_RDWR, 0666)
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if err != nil {
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if errors.Is(err, fs.ErrPermission) {
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return fmt.Errorf("Radeon card detected, but permissions not set up properly. Either run ollama as root, or add you user account to the render group.")
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} else if errors.Is(err, fs.ErrNotExist) {
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// expected behavior without a radeon card
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return nil
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}
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return fmt.Errorf("failed to check permission on /dev/kfd: %w", err)
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}
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fd.Close()
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}
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return nil
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}
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