added hhvm stack

ee/cli/plugins/hhvmstack.py

@@ -0,0 +1,75 @@
+import os
+import sys
+from ee.core.variables import EEVariables
+from ee.core.aptget import EEAptGet
+from ee.core.apt_repo import EERepo
+from ee.cli.plugins.eestack import EEStack
+from ee.cli.main import app
+
+class EEHhvmStack(EEStack):
+    """
+        EasyEngine HHVM stack
+    """
+    packages_name = EEVariables.ee_hhvm
+    log = app.log
+
+    def __init__(self, packages_name=None):
+        """
+        Initialize packages list in stack
+        pkgs_name : list of packages to be intialized for operations 
+                    in stack
+        """
+
+        self.packages_name = self._get_stack()  
+        super(EEHhvmStack, self).__init__(self.packages_name)
+
+    def _get_stack(self):
+        return EEHhvmStack.packages_name
+
+    def _add_repo(self):
+        """
+          Add repository for packages to be downloaded from
+        """
+        self.log.info("Adding HHVM repository, please wait...")
+        if (EEVariables.ee_platform_codename == 'precise'):
+            self.log.debug(self, 'Adding PPA for Boost')
+            EERepo.add(self, ppa=EEVariables.ee_boost_repo)
+
+        self.log.debug(self, 'Adding ppa repo for HHVM')
+        EERepo.add(self, repo_url=EEVariables.ee_hhvm_repo)
+        self.log.debug(self, 'Adding HHVM GPG Key')
+        EERepo.add_key(self, '0x5a16e7281be7a449')
+        EEAptGet.update(self)
+
+    def _pre_install_stack(self):
+        """
+        Defines pre-install activities done before installing hhvm stack
+        """
+        # Add hhvm repository
+        self._add_repo()
+
+    def _post_install_stack(self):
+        """
+        Defines activities done after installing hhvm stack
+        """
+        pass
+
+    def install_stack(self):
+        """
+        Install HHVM stack
+        """
+        self.log.info("Installing HHVM stack, please wait...")
+        self._pre_install_stack()
+        super(EEHhvmStack, self).install_stack()
+        self._post_install_stack()
+
+    def remove_stack(self):
+        """
+        Remove HHVM stack
+        """
+        self.log.info("Removing HHVM stack, please wait...")
+        super(EEHhvmStack, self).remove_stack()
+
+    def purge_stack(self):
+        self.log.info("Purging HHVM stack, please wait...")
+        super(EEHhvmStack, self).purge_stack()