Setup deployment of sidekiq for worker process on Elastic Beanstalk. #…

…183

.ebextensions/15_sidekiq_initialize.config

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+---
+files:
+  "/opt/elasticbeanstalk/hooks/appdeploy/post/50_restart_sidekiq":
+    mode: "000755"
+    content: |
+      #!/bin/bash
+      initctl restart sidekiq || initctl start sidekiq
+
+      ln -sf /var/app/current/log/sidekiq.log /var/app/containerfiles/logs/sidekiq.log
+
+  "/opt/elasticbeanstalk/hooks/appdeploy/pre/03_mute_sidekiq":
+    mode: "000755"
+    content: |
+      #!/bin/bash
+
+      . /opt/elasticbeanstalk/support/envvars
+
+      PIDFILE=/var/app/containerfiles/pids/sidekiq.pid
+      if [ -f ${PIDFILE} ]; then
+        if [ -d /proc/`cat ${PIDFILE}` ]; then
+          kill -USR1 `cat ${PIDFILE}`
+        fi
+      fi
+
+  "/opt/elasticbeanstalk/support/conf/sidekiq.conf":
+    mode: "000644"
+    content: |
+      description "Elastic Beanstalk Sidekiq Upstart Manager"
+
+      start on runlevel [2345]
+      stop on runlevel [!2345]
+
+      # explained above
+      respawn
+      respawn limit 3 30
+
+      script
+      # scripts run in /bin/sh by default
+      # respawn as bash so we can source in rbenv
+      exec /bin/bash <<"EOT"
+        EB_SCRIPT_DIR=$(/opt/elasticbeanstalk/bin/get-config container -k script_dir)
+        EB_SUPPORT_DIR=$(/opt/elasticbeanstalk/bin/get-config container -k support_dir)
+
+        . $EB_SUPPORT_DIR/envvars
+        . $EB_SCRIPT_DIR/use-app-ruby.sh
+
+        EB_APP_DEPLOY_DIR=$(/opt/elasticbeanstalk/bin/get-config container -k app_deploy_dir)
+        EB_APP_PID_DIR=$(/opt/elasticbeanstalk/bin/get-config container -k app_pid_dir)
+        cd $EB_APP_DEPLOY_DIR
+
+        exec su -s /bin/bash -c "sidekiq -e ${RACK_ENV} -c ${SIDEKIQ_WORKERS:-2} -L ${EB_APP_DEPLOY_DIR}/log/sidekiq.log -C ${EB_APP_DEPLOY_DIR}/config/sidekiq.yml -P ${EB_APP_PID_DIR}/sidekiq.pid" webapp
+      EOT
+      end script

.ebextensions/16_sidekiq_setup.config

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+---
+files:
+  "/etc/init/sidekiq.conf" :
+    mode: "120400"
+    content: "/opt/elasticbeanstalk/support/conf/sidekiq.conf"
+
+commands:
+  reload_initctl_for_sidekiq:
+    command: "initctl reload-configuration"