Added Swap creation

ee/cli/plugins/stack.py

@@ -10,6 +10,7 @@ from ee.core.fileutils import EEFileUtils
 from ee.core.apt_repo import EERepo
 from ee.core.extract import EEExtract
 from ee.core.mysql import EEMysql
+from ee.core.addswap import EESwap
 from pynginxconfig import NginxConfig
 import random
 import string
@@ -798,6 +799,7 @@ class EEStackController(CementBaseController):
         self.app.log.debug("Calling pre_pref ")
         self.pre_pref(apt_packages)
         if len(apt_packages):
+            EESwap.add(self)
             self.app.log.debug("Updating apt-cache")
             EEAptGet.update()
             self.app.log.debug("Installing all apt_packages")

ee/core/addswap.py

@@ -0,0 +1,24 @@
+from ee.core.variables import EEVariables
+from ee.core.shellexec import EEShellExec
+from ee.core.fileutils import EEFileUtils
+
+
+class EESwap():
+    """Manage Swap"""
+
+    def __init__():
+        """Initialize """
+        pass
+
+    def add(self):
+        if EEVariables.ee_ram < 512:
+            if EEVariables.ee_swap < 1000:
+                self.app.log.info("Adding SWAP")
+                EEShellExec.cmd_exec(self, "dd if=/dev/zero of=/ee-swapfile "
+                                     "bs=1024 count=1048k")
+                EEShellExec.cmd_exec(self, "mkswap /ee-swapfile")
+                EEFileUtils.chown(self, "/ee-swapfile", "root", "root")
+                EEFileUtils.chmod(self, "/ee-swapfile", 0o600)
+                EEShellExec.cmd_exec(self, "swapon /ee-swapfile")
+                with open("/etc/fstab", "a") as swap_file:
+                    myfile.write("/ee-swapfile\tnone\tswap\tsw\t0 0")