add file

lib/libpod/client.go

@@ -0,0 +1,27 @@
+package libpod
+
+import "github.com/containers/podman/v5/libpod/define"
+
+type ClientInfo struct {
+	OSArch      string `json:"OS"`
+	Provider    string `json:"provider"`
+	Version     string `json:"version"`
+	BuildOrigin string `json:"buildOrigin,omitempty" yaml:",omitempty"`
+}
+
+func GetClientInfo() (*ClientInfo, error) {
+	p, err := getProvider()
+	if err != nil {
+		return nil, err
+	}
+	vinfo, err := define.GetVersion()
+	if err != nil {
+		return nil, err
+	}
+	return &ClientInfo{
+		OSArch:      vinfo.OsArch,
+		Provider:    p,
+		Version:     vinfo.Version,
+		BuildOrigin: vinfo.BuildOrigin,
+	}, nil
+}

lib/libpod/client_supported.go

@@ -0,0 +1,15 @@
+//go:build amd64 || arm64
+
+package libpod
+
+import (
+	"github.com/containers/podman/v5/pkg/machine/provider"
+)
+
+func getProvider() (string, error) {
+	p, err := provider.Get()
+	if err != nil {
+		return "", err
+	}
+	return p.VMType().String(), nil
+}

lib/libpod/early_init_linux.go

@@ -0,0 +1,33 @@
+package libpod
+
+import (
+	"fmt"
+	"syscall"
+
+	"github.com/sirupsen/logrus"
+)
+
+func setRLimits() error {
+	rlimits := new(syscall.Rlimit)
+	if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, rlimits); err != nil {
+		return fmt.Errorf("getting rlimits: %w", err)
+	}
+	rlimits.Cur = rlimits.Max
+	if err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, rlimits); err != nil {
+		return fmt.Errorf("setting new rlimits: %w", err)
+	}
+	return nil
+}
+
+func setUMask() {
+	// Be sure we can create directories with 0755 mode.
+	syscall.Umask(0022)
+}
+
+func earlyInitHook() {
+	if err := setRLimits(); err != nil {
+		logrus.Errorf("Failed to set rlimits: %v", err)
+	}
+
+	setUMask()
+}