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package plugincheck
import (
"debug/buildinfo"
"errors"
"fmt"
"runtime/debug"
)
// CheckPluginCompatibility verifies that the plugin .so file was built
// with the same Go version and dependency versions as the host binary.
func CheckPluginCompatibility(pluginPath string) error {
pluginInfo, err := buildinfo.ReadFile(pluginPath)
if err != nil {
return fmt.Errorf("failed to read plugin build info: %w", err)
}
mainInfo, ok := debug.ReadBuildInfo()
if !ok {
return errors.New("failed to read main binary build info")
}
if pluginInfo.GoVersion != mainInfo.GoVersion {
return fmt.Errorf("Go version mismatch: plugin=%s, host=%s",
pluginInfo.GoVersion, mainInfo.GoVersion)
}
// Create a map of main binary dependencies for quick lookup
hostDeps := make(map[string]string)
for _, dep := range mainInfo.Deps {
hostDeps[dep.Path] = dep.Version
}
// Compare plugin dependencies
for _, dep := range pluginInfo.Deps {
hostVer, ok := hostDeps[dep.Path]
if !ok {
return fmt.Errorf("dependency %s not found in host binary", dep.Path)
}
if dep.Version != hostVer {
return fmt.Errorf("dependency version mismatch for %s: plugin=%s, host=%s",
dep.Path, dep.Version, hostVer)
}
}
return nil
}
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