Merge "Fixes for codesearch resync"

modules/openstack_project/files/resync-hound-config.sh

@@ -0,0 +1,64 @@
+#!/bin/bash
+
+# Copyright 2017 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+PROJECTS_YAML=${PROJECTS_YAML:-/etc/project-config/gerrit/projects.yaml}
+REINDEX_LOCK=/var/www/hound/reindex.lock
+
+TEMP_DIR=$(mktemp -d)
+pushd ${TEMP_DIR}
+
+echo "Starting hound config update"
+
+# Generate the new config
+PROJECTS_YAML=${PROJECTS_YAML} create-hound-config
+
+# See if we need to update
+NEW="$(md5sum config.json | awk '{print $1}')"
+OLD="$(md5sum /home/hound/config.json  | awk '{print $1}')"
+if [[ ${NEW} == ${OLD} ]]; then
+    echo "Nothing to do"
+    rm -rf ${TEMP_DIR}
+    exit 0
+fi
+
+echo "Recreating config"
+
+# Move the new config into place
+chown hound:hound config.json
+chmod 0644 config.json
+cp /home/hound/config.json /home/hound/config.json.bak
+mv ./config.json /home/hound/config.json
+
+# release the hounds
+touch ${REINDEX_LOCK}
+service hound stop
+sleep 2
+service hound start
+
+# Hound takes a few minutes to go through all our projects.  We know
+# it's ready when we see it listening on port 6080
+echo "Waiting for hound..."
+while ! netstat -lnt | grep -q ':6080.*LISTEN\s*$' ; do
+    echo "  ... still waiting"
+    sleep 5
+done
+
+rm ${REINDEX_LOCK}
+
+echo "... done"
+
+popd
+rm -rf ${TEMP_DIR}

modules/openstack_project/manifests/codesearch.pp

@@ -19,18 +19,41 @@ class openstack_project::codesearch (
     ensure => 'present',
   }
 
-  exec { 'create-hound-config':
+  file { '/usr/local/bin/resync-hound-config':
-    command     => 'create-hound-config',
+    ensure  => present,
-    path        => '/bin:/usr/bin:/usr/local/bin',
+    owner   => 'root',
-    environment => "PROJECTS_YAML=${::project_config::jeepyb_project_file}",
+    group   => 'root',
-    user        => 'hound',
+    mode    => '0755',
-    cwd         => '/home/hound',
+    source  => 'puppet:///modules/openstack_project/resync-hound-config.sh',
-    require     => [
-      $::project_config::config_dir,
-      File['/home/hound'],
-    ],
-    notify      => Service['hound'],
-    refreshonly => true,
-    subscribe   => Class['project_config'],
   }
+
+  # Note: we could trigger this from project-config changes, but it
+  # does bring the service down for several minutes if something
+  # changes.  Once a day should be enough.
+  cron { 'hound':
+    user        => root,
+    hour        => '4',
+    command     => 'flock -n /var/run/hound/sync.lock resync-hound-config 2>&1 >> /var/log/hound.sync.log',
+    environment => [
+      'PATH=/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin',
+      "PROJECTS_YAML=${::project_config::jeepyb_project_file}",
+    ],
+    require     => [
+       File['/usr/local/bin/resync-hound-config'],
+       File['/home/hound/config.json'],
+    ],
+  }
+
+  logrotate::file { 'hound-sync':
+    log => '/var/log/hound.sync.log',
+    options => [
+      'compress',
+      'copytruncate',
+      'missingok',
+      'rotate 7',
+      'daily',
+      'notifempty',
+    ],
+  }
+
 }