From d346dedd32bb4cd7afb32de21990b8add8faf7ea Mon Sep 17 00:00:00 2001
From: juanvallejo <jvallejo@redhat.com>
Date: Tue, 2 May 2017 16:55:39 -0400
Subject: update aos_version module to support generic pkgs and versions

---
 .../openshift_checks/package_version.py            | 108 ++++++++++++++++++++-
 1 file changed, 104 insertions(+), 4 deletions(-)

(limited to 'roles/openshift_health_checker/openshift_checks/package_version.py')

diff --git a/roles/openshift_health_checker/openshift_checks/package_version.py b/roles/openshift_health_checker/openshift_checks/package_version.py
index 682f6bd40..2e737818b 100644
--- a/roles/openshift_health_checker/openshift_checks/package_version.py
+++ b/roles/openshift_health_checker/openshift_checks/package_version.py
@@ -1,5 +1,5 @@
 # pylint: disable=missing-docstring
-from openshift_checks import OpenShiftCheck, get_var
+from openshift_checks import OpenShiftCheck, OpenShiftCheckException, get_var
 from openshift_checks.mixins import NotContainerizedMixin
 
 
@@ -9,6 +9,25 @@ class PackageVersion(NotContainerizedMixin, OpenShiftCheck):
     name = "package_version"
     tags = ["preflight"]
 
+    openshift_to_ovs_version = {
+        "3.6": "2.6",
+        "3.5": "2.6",
+        "3.4": "2.4",
+    }
+
+    openshift_to_docker_version = {
+        "3.1": "1.8",
+        "3.2": "1.10",
+        "3.3": "1.10",
+        "3.4": "1.12",
+    }
+
+    # map major release versions across releases
+    # to a common major version
+    openshift_major_release_version = {
+        "1": "3",
+    }
+
     @classmethod
     def is_active(cls, task_vars):
         """Skip hosts that do not have package requirements."""
@@ -17,9 +36,90 @@ class PackageVersion(NotContainerizedMixin, OpenShiftCheck):
         return super(PackageVersion, cls).is_active(task_vars) and master_or_node
 
     def run(self, tmp, task_vars):
+        rpm_prefix = get_var(task_vars, "openshift", "common", "service_type")
+        openshift_release = get_var(task_vars, "openshift_release", default='')
+        deployment_type = get_var(task_vars, "openshift_deployment_type")
+        check_multi_minor_release = deployment_type in ['openshift-enterprise']
+
         args = {
-            "requested_openshift_release": get_var(task_vars, "openshift_release", default=''),
-            "openshift_deployment_type": get_var(task_vars, "openshift_deployment_type"),
-            "rpm_prefix": get_var(task_vars, "openshift", "common", "service_type"),
+            "package_list": [
+                {
+                    "name": "openvswitch",
+                    "version": self.get_required_ovs_version(task_vars),
+                    "check_multi": False,
+                },
+                {
+                    "name": "docker",
+                    "version": self.get_required_docker_version(task_vars),
+                    "check_multi": False,
+                },
+                {
+                    "name": "{}".format(rpm_prefix),
+                    "version": openshift_release,
+                    "check_multi": check_multi_minor_release,
+                },
+                {
+                    "name": "{}-master".format(rpm_prefix),
+                    "version": openshift_release,
+                    "check_multi": check_multi_minor_release,
+                },
+                {
+                    "name": "{}-node".format(rpm_prefix),
+                    "version": openshift_release,
+                    "check_multi": check_multi_minor_release,
+                },
+            ],
         }
+
         return self.execute_module("aos_version", args, tmp, task_vars)
+
+    def get_required_ovs_version(self, task_vars):
+        """Return the correct Open vSwitch version for the current OpenShift version.
+        If the current OpenShift version is >= 3.5, ensure Open vSwitch version 2.6,
+        Else ensure Open vSwitch version 2.4"""
+        openshift_version = self.get_openshift_version(task_vars)
+
+        if float(openshift_version) < 3.5:
+            return self.openshift_to_ovs_version["3.4"]
+
+        ovs_version = self.openshift_to_ovs_version.get(str(openshift_version))
+        if ovs_version:
+            return ovs_version
+
+        msg = "There is no recommended version of Open vSwitch for the current version of OpenShift: {}"
+        raise OpenShiftCheckException(msg.format(openshift_version))
+
+    def get_required_docker_version(self, task_vars):
+        """Return the correct Docker version for the current OpenShift version.
+        If the OpenShift version is 3.1, ensure Docker version 1.8.
+        If the OpenShift version is 3.2 or 3.3, ensure Docker version 1.10.
+        If the current OpenShift version is >= 3.4, ensure Docker version 1.12."""
+        openshift_version = self.get_openshift_version(task_vars)
+
+        if float(openshift_version) >= 3.4:
+            return self.openshift_to_docker_version["3.4"]
+
+        docker_version = self.openshift_to_docker_version.get(str(openshift_version))
+        if docker_version:
+            return docker_version
+
+        msg = "There is no recommended version of Docker for the current version of OpenShift: {}"
+        raise OpenShiftCheckException(msg.format(openshift_version))
+
+    def get_openshift_version(self, task_vars):
+        openshift_version = get_var(task_vars, "openshift_image_tag")
+        if openshift_version and openshift_version[0] == 'v':
+            openshift_version = openshift_version[1:]
+
+        return self.parse_version(openshift_version)
+
+    def parse_version(self, version):
+        components = version.split(".")
+        if not components or len(components) < 2:
+            msg = "An invalid version of OpenShift was found for this host: {}"
+            raise OpenShiftCheckException(msg.format(version))
+
+        if components[0] in self.openshift_major_release_version:
+            components[0] = self.openshift_major_release_version[components[0]]
+
+        return '.'.join(components[:2])
-- 
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