fix arch detection

deploy.go

@@ -17,7 +17,7 @@ import (
 const (
 	defaultServiceDirTemplate = "/root/pb/{service}"
 	defaultEnvFileTemplate    = "/root/pb/{service}/.env"
-	totalDeploySteps          = 7
+	totalDeploySteps          = 6
 )
 
 type pbToml struct {
@@ -81,9 +81,7 @@ func runDeploy() error {
 
 	step := 1
 	printStep(step, totalDeploySteps, "validating configuration")
-	step++
-	printStep(step, totalDeploySteps, "probing remote host")
-	remoteOS, err := runSSHOutput(serverIP, "/bin/uname -s")
+	remoteOS, err := runSSHOutput(serverIP, "uname -s")
 	if err != nil {
 		return fmt.Errorf("failed to determine remote OS: %w", err)
 	}
@@ -91,15 +89,13 @@ func runDeploy() error {
 		return fmt.Errorf("unsupported remote OS %q", remoteOS)
 	}
 
-	machineArch, err := runSSHOutput(serverIP, "/bin/uname -m")
-	if err != nil {
-		return fmt.Errorf("failed to determine remote architecture: %w", err)
-	}
-	arch, err := translateMachineArch(machineArch)
+	arch, err := detectRemoteArch(serverIP)
 	if err != nil {
 		return err
 	}
 
+	fmt.Printf("arch; %s", arch)
+
 	assetName := pocketbaseAsset(version, "linux", arch)
 	assetURL := fmt.Sprintf("https://github.com/pocketbase/pocketbase/releases/download/v%s/%s", version, assetName)
 
@@ -151,7 +147,7 @@ func loadPBConfig(path string) (*pbToml, error) {
 }
 
 func printStep(idx, total int, message string) {
-	fmt.Printf("\nStep %d/%d: %s\n", idx, total, message)
+	fmt.Printf("Step %d/%d: %s\n", idx, total, message)
 }
 
 func renderServiceTemplate(tpl, serviceName string) string {
@@ -160,6 +156,7 @@ func renderServiceTemplate(tpl, serviceName string) string {
 
 func translateMachineArch(value string) (string, error) {
 	machine := strings.TrimSpace(strings.ToLower(value))
+
 	switch machine {
 	case "x86_64", "amd64":
 		return "amd64", nil
@@ -175,6 +172,32 @@ func translateMachineArch(value string) (string, error) {
 	return "", fmt.Errorf("unsupported remote architecture %q", value)
 }
 
+func detectRemoteArch(server string) (string, error) {
+	probes := []string{
+		"uname -m",
+		"arch",
+	}
+	var lastErr error
+	for _, probe := range probes {
+		output, err := runSSHOutput(server, probe)
+		if err != nil {
+			lastErr = fmt.Errorf("%s failed: %w", probe, err)
+			continue
+		}
+
+		arch, err := translateMachineArch(output)
+		if err != nil {
+			lastErr = fmt.Errorf("%s -> %w", probe, err)
+			continue
+		}
+		return arch, nil
+	}
+	if lastErr != nil {
+		return "", fmt.Errorf("failed to determine remote architecture: %w", lastErr)
+	}
+	return "", fmt.Errorf("failed to determine remote architecture")
+}
+
 func pocketbaseAsset(version, osName, arch string) string {
 	return fmt.Sprintf("pocketbase_%s_%s_%s.zip", version, osName, arch)
 }
@@ -279,14 +302,14 @@ systemctl restart pb@%s
 }
 
 func runSSHCommand(server, script string) error {
-	cmd := exec.Command("ssh", append(sshArgs(server), "bash", "-lc", script)...)
+	cmd := exec.Command("ssh", append(sshArgs(server), "bash", "--noprofile", "--norc", "-c", script)...)
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
 	return cmd.Run()
 }
 
 func runSSHOutput(server, script string) (string, error) {
-	cmd := exec.Command("ssh", append(sshArgs(server), "bash", "-lc", script)...)
+	cmd := exec.Command("ssh", append(sshArgs(server), "bash", "--noprofile", "--norc", "-c", script)...)
 	var out bytes.Buffer
 	cmd.Stdout = &out
 	cmd.Stderr = os.Stderr