File dnfnotify-pkgset-plugin-implementation-3002.2-4... of Package salt

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File dnfnotify-pkgset-plugin-implementation-3002.2-450.patch of Package salt (Revision 16a09456ec7844e698dec29e75f51edc)

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From c2a35c0c0aac093d0cc35181c1fda0162e22ac4c Mon Sep 17 00:00:00 2001
From: Victor Zhestkov <35733135+vzhestkov@users.noreply.github.com>
Date: Mon, 8 Nov 2021 18:09:53 +0300
Subject: [PATCH] dnfnotify pkgset plugin implementation - 3002.2 (#450)

* dnfnotify pkgset plugin implementation

* Fix failing check

* Add error reporting if not possible to save cookie

* Try to create dir if not exists

* Show the exception message instead of file name

* Fix isort
---
 scripts/suse/dnf/plugins/README.md      | 21 +++++++++
 scripts/suse/dnf/plugins/dnfnotify.conf |  2 +
 scripts/suse/dnf/plugins/dnfnotify.py   | 60 +++++++++++++++++++++++++
 3 files changed, 83 insertions(+)
 create mode 100644 scripts/suse/dnf/plugins/README.md
 create mode 100644 scripts/suse/dnf/plugins/dnfnotify.conf
 create mode 100644 scripts/suse/dnf/plugins/dnfnotify.py

diff --git a/scripts/suse/dnf/plugins/README.md b/scripts/suse/dnf/plugins/README.md
new file mode 100644
index 0000000000..b19428608e
--- /dev/null
+++ b/scripts/suse/dnf/plugins/README.md
@@ -0,0 +1,21 @@
+## What it is
+
+Plugin which provides a notification mechanism to Salt, if DNF is
+used outside of it.
+
+## Installation
+
+Configuration files are going to:
+
+	`/etc/dnf/plugins/[name].conf`
+
+Plugin itself goes to:
+
+	`%{python_sitelib}/dnf-plugins/[name].py`
+	The path to dnf-plugins directory is Python version dependant.
+
+## Permissions
+
+User:  root
+Group: root
+Mode:  644
diff --git a/scripts/suse/dnf/plugins/dnfnotify.conf b/scripts/suse/dnf/plugins/dnfnotify.conf
new file mode 100644
index 0000000000..e7002aa3e9
--- /dev/null
+++ b/scripts/suse/dnf/plugins/dnfnotify.conf
@@ -0,0 +1,2 @@
+[main]
+enabled = 1
diff --git a/scripts/suse/dnf/plugins/dnfnotify.py b/scripts/suse/dnf/plugins/dnfnotify.py
new file mode 100644
index 0000000000..6e9df85f71
--- /dev/null
+++ b/scripts/suse/dnf/plugins/dnfnotify.py
@@ -0,0 +1,60 @@
+import hashlib
+import os
+
+import dnf
+from dnfpluginscore import _, logger
+
+
+class DnfNotifyPlugin(dnf.Plugin):
+    def __init__(self, base, cli):
+        super().__init__(base, cli)
+        self.base = base
+        self.cookie_file = "/var/cache/salt/minion/rpmdb.cookie"
+        if os.path.exists("/var/lib/rpm/rpmdb.sqlite"):
+            self.rpmdb_file = "/var/lib/rpm/rpmdb.sqlite"
+        else:
+            self.rpmdb_file = "/var/lib/rpm/Packages"
+
+    def transaction(self):
+        if "SALT_RUNNING" not in os.environ:
+            try:
+                ck_dir = os.path.dirname(self.cookie_file)
+                if not os.path.exists(ck_dir):
+                    os.makedirs(ck_dir)
+                with open(self.cookie_file, "w") as ck_fh:
+                    ck_fh.write(
+                        "{chksum} {mtime}\n".format(
+                            chksum=self._get_checksum(), mtime=self._get_mtime()
+                        )
+                    )
+            except OSError as e:
+                logger.error(_("Unable to save cookie file: %s"), e)
+
+    def _get_mtime(self):
+        """
+        Get the modified time of the RPM Database.
+
+        Returns:
+            Unix ticks
+        """
+        return (
+            os.path.exists(self.rpmdb_file)
+            and int(os.path.getmtime(self.rpmdb_file))
+            or 0
+        )
+
+    def _get_checksum(self):
+        """
+        Get the checksum of the RPM Database.
+
+        Returns:
+            hexdigest
+        """
+        digest = hashlib.sha256()
+        with open(self.rpmdb_file, "rb") as rpm_db_fh:
+            while True:
+                buff = rpm_db_fh.read(0x1000)
+                if not buff:
+                    break
+                digest.update(buff)
+        return digest.hexdigest()
-- 
2.39.2

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File dnfnotify-pkgset-plugin-implementation-3002.2-450.patch of Package salt (Revision 16a09456ec7844e698dec29e75f51edc)

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