From 5581a4eb9c500b9fede39cb5b0202b53ba66fbc2 Mon Sep 17 00:00:00 2001
From: Jeff Carr <jcarr@wit.com>
Date: Thu, 21 Nov 2024 18:54:20 -0600
Subject: add Installed bool in .proto

Signed-off-by: Jeff Carr <jcarr@wit.com>
---
 apt_linux.go | 72 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 apt_linux.go

(limited to 'apt_linux.go')

diff --git a/apt_linux.go b/apt_linux.go
new file mode 100644
index 0000000..3e71d1a
--- /dev/null
+++ b/apt_linux.go
@@ -0,0 +1,72 @@
+package zoopb
+
+import (
+	"bufio"
+	"fmt"
+	"os/exec"
+	"strings"
+
+	"go.wit.com/log"
+)
+
+// getPackageList returns the list of installed packages based on the distro
+func getPackageList(distro string) (map[string]string, error) {
+	var cmd *exec.Cmd
+
+	// Run the appropriate command based on the detected distribution
+	switch distro {
+	case "ubuntu", "debian":
+		return dpkgQuery()
+	case "fedora", "centos", "rhel":
+		cmd = exec.Command("rpm", "-qa")
+	case "arch", "manjaro":
+		cmd = exec.Command("pacman", "-Q")
+	default:
+		return nil, fmt.Errorf("unsupported distribution: %s", distro)
+	}
+
+	// Capture the command's output
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		return nil, fmt.Errorf("error running command: %v", err)
+	}
+
+	// todo: Split the output into lines and return
+	lines := strings.Split(string(output), "\n")
+	log.Info("output had", len(lines), "lines")
+	return nil, nil
+}
+
+func dpkgQuery() (map[string]string, error) {
+	// Run the dpkg-query command to list installed packages and versions
+	cmd := exec.Command("dpkg-query", "-W", "-f=${Package} ${Version}\n")
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		return nil, err
+	}
+
+	// Start the command execution
+	if err := cmd.Start(); err != nil {
+		return nil, err
+	}
+	defer cmd.Wait()
+
+	// Create a map to store package names and versions
+	installedPackages := make(map[string]string)
+
+	// Use a scanner to read the output of the command line by line
+	scanner := bufio.NewScanner(stdout)
+	for scanner.Scan() {
+		line := scanner.Text()
+		// Split each line into package name and version
+		parts := strings.SplitN(line, " ", 2)
+		if len(parts) == 2 {
+			packageName := parts[0]
+			version := parts[1]
+			installedPackages[packageName] = version
+		}
+	}
+
+	// Return the map with package names and versions
+	return installedPackages, scanner.Err()
+}
-- 
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