From 16e8783bdd51302521ef37202f115dbec64a32ff Mon Sep 17 00:00:00 2001
From: Gordon Messmer <gordon@dragonsdawn.net>
Date: Tue, 24 Feb 2015 15:04:33 -0800
Subject: Improve systemd module so that it resembles more mature modules.

---
 src/lib/Bcfg2/Client/Tools/Systemd.py | 58 +++++++++++++++++++++++++++--------
 1 file changed, 45 insertions(+), 13 deletions(-)

(limited to 'src/lib')

diff --git a/src/lib/Bcfg2/Client/Tools/Systemd.py b/src/lib/Bcfg2/Client/Tools/Systemd.py
index 3b60c8285..58574f241 100644
--- a/src/lib/Bcfg2/Client/Tools/Systemd.py
+++ b/src/lib/Bcfg2/Client/Tools/Systemd.py
@@ -26,31 +26,63 @@ class Systemd(Bcfg2.Client.Tools.SvcTool):
     def get_svc_command(self, service, action):
         return "/bin/systemctl %s %s" % (action, self.get_svc_name(service))
 
+    def verify_bootstatus(self, entry, bootstatus):
+        """Verify bootstatus for entry."""
+        cmd = self.get_svc_command(entry, 'is-enabled')
+        rv = self.cmd.run(cmd)
+
+        if rv.stdout.strip() == 'enabled':
+            return bootstatus == 'on'
+        else:
+            return bootstatus == 'off'
+
     def VerifyService(self, entry, _):
         """Verify Service status for entry."""
-        if entry.get('status') == 'ignore':
+        entry.set('target_status', entry.get('status'))  # for reporting
+
+        bootstatus = self.get_bootstatus(entry)
+        if bootstatus is None:
+            # bootstatus is unspecified and status is ignore
             return True
 
-        cmd = "/bin/systemctl status %s" % (self.get_svc_name(entry))
-        rv = self.cmd.run(cmd)
+        current_bootstatus = self.verify_bootstatus(entry, bootstatus)
+        if entry.get('status') == 'ignore':
+            return current_bootstatus
 
-        if 'Loaded: error' in rv.stdout:
-            entry.set('current_status', 'off')
-            return False
-        elif 'Active: active' in rv.stdout:
+        cmd = self.get_svc_command(entry, 'show') + ' -p ActiveState'
+        rv = self.cmd.run(cmd)
+        if rv.stdout.strip() in ('ActiveState=active', 'ActiveState=activating',
+                                 'ActiveState=reloading'):
             entry.set('current_status', 'on')
-            return entry.get('status') == 'on'
+            return entry.get('status') == 'on' and current_bootstatus
         else:
             entry.set('current_status', 'off')
-            return entry.get('status') == 'off'
+            return entry.get('status') == 'off' and current_bootstatus
 
     def InstallService(self, entry):
         """Install Service entry."""
-        if entry.get('status') == 'on':
+        self.logger.info("Installing Service %s" % (entry.get('name')))
+        bootstatus = self.get_bootstatus(entry)
+        if bootstatus is None:
+            # bootstatus is unspecified and status is ignore
+            return True
+
+        if bootstatus == 'on':
             rv = self.cmd.run(self.get_svc_command(entry, 'enable')).success
-            rv &= self.cmd.run(self.get_svc_command(entry, 'start')).success
         else:
-            rv = self.cmd.run(self.get_svc_command(entry, 'stop')).success
-            rv &= self.cmd.run(self.get_svc_command(entry, 'disable')).success
+            rv = self.cmd.run(self.get_svc_command(entry, 'disable')).success
+
+        if Bcfg2.Options.setup.servicemode == 'disabled':
+            # 'disabled' means we don't attempt to modify running svcs
+            return rv
+        elif Bcfg2.Options.setup.servicemode == 'build':
+            # 'build' means we attempt to stop all services started
+            if entry.get('current_status') == 'on':
+                rv &= self.cmd.run(self.get_svc_command(entry, 'stop')).success
+        else:
+            if entry.get('status') == 'on':
+                rv &= self.cmd.run(self.get_svc_command(entry, 'start')).success
+            else:
+                rv &= self.cmd.run(self.get_svc_command(entry, 'stop')).success
 
         return rv
-- 
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