From c5709d02c5bc52e06862c14df8df4fc764f30d09 Mon Sep 17 00:00:00 2001
From: Daniel Narvaez <dwnarvaez@gmail.com>
Date: Mon, 26 Nov 2012 10:50:20 +0000
Subject: Start splitting distro specific code to plugins

---
(limited to 'devbot/plugins/fedora.py')

diff --git a/devbot/plugins/fedora.py b/devbot/plugins/fedora.py
new file mode 100644
index 0000000..fe12997
--- /dev/null
+++ b/devbot/plugins/fedora.py
@@ -0,0 +1,81 @@
+import os
+import subprocess
+
+from devbot import command
+from devbot import distro
+
+class PackageManager:
+    def __init__(self, test=False, interactive=True):
+        self._test = test
+        self._interactive = interactive
+
+    def install_packages(self, packages):
+        args = ["yum"]
+
+        if not self._interactive:
+            args.append("-y")
+
+        args.append("install")
+        args.extend(packages)
+
+        command.run_with_sudo(args, test=self._test)
+
+    def remove_packages(self, packages):
+        args = ["rpm", "-e"]
+        args.extend(packages)
+
+        command.run_with_sudo(args, test=self._test)
+
+    def update(self):
+        args = ["yum"]
+
+        if not self._interactive:
+            args.append("-y")
+
+        args.append("update")
+
+        command.run_with_sudo(args, test=self._test)
+
+    def find_all(self):
+        query_format = "--queryformat=[%{NAME} ]"
+        all = subprocess.check_output(["rpm", "-qa", query_format]).strip()
+        return all.split(" ")
+
+    def find_with_deps(self, packages):
+        result = []
+
+        for package in packages:
+            if package not in result:
+                result.append(package)
+
+            self._find_deps(package, result)
+
+        return result
+
+    def _find_deps(self, package, result):
+        query_format = "--queryformat=[%{REQUIRENAME} ]"
+
+        try:
+            capabilities = subprocess.check_output(["rpm", "-q",
+                                                    query_format,
+                                                    package]).strip()
+        except subprocess.CalledProcessError:
+            print "Package %s not installed" % package
+            return
+
+        filtered = [cap for cap in capabilities.split(" ")
+                    if not cap.startswith("rpmlib")]
+
+        if capabilities and filtered:
+            args = ["rpm", "-q",
+                    "--queryformat=[%{NAME} ]",
+                    "--whatprovides"]
+            args.extend(filtered)
+            
+            deps_packages = subprocess.check_output(args).strip()
+            for dep_package in deps_packages.split(" "):
+                if dep_package not in result:
+                    result.append(dep_package)
+                    self._find_deps(dep_package, result)
+
+distro.register_package_manager("fedora", PackageManager)
--
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