[installation] Init with inital config for global

etc/init/caps.py

@@ -0,0 +1,69 @@
+# SeisComP init script for CAPS
+# Code is required to be Python 2 and 3 compatible
+# pylint: disable=consider-using-f-string, unspecified-encoding
+
+import os
+import subprocess
+import time
+
+import seiscomp.kernel
+
+
+class Module(seiscomp.kernel.Module):
+    def __init__(self, env):
+        seiscomp.kernel.Module.__init__(self, env, env.moduleName(__file__))
+        self.killTimeout = 60
+        self.reloadTimeout = 60
+
+    def updateConfigProxy(self):
+        return "trunk"
+
+    def updateConfig(self):
+        # By default the "trunk" module must be configured to write the
+        # bindings into the database
+        return 0
+
+    def supportsAliases(self):
+        # The default handler does not support aliases
+        return True
+
+    def reload(self):
+        if not self.isRunning():
+            self.env.log("{} is not running".format(self.name))
+            return 1
+
+        self.env.log("reloading {}".format(self.name))
+
+        lockfile = self.env.lockFile(self.name)
+        reloadfile = os.path.join(
+            os.path.dirname(lockfile), "{}.reload".format(self.name)
+        )
+
+        # Open pid file
+        with open(lockfile, "r") as f:
+            # Try to read the pid
+            pid = int(f.readline())
+
+            # Create empty reload file to be removed by CAPS server after
+            # reload is complete.
+            try:
+                with open(reloadfile, "a"):
+                    pass
+            except OSError as e:
+                self.env.log(
+                    "could not create reload file {}: {}".format(reloadfile, e)
+                )
+                return 1
+
+            # Send SIGHUP
+            subprocess.call("kill -s USR1 %d" % pid, shell=True)
+
+            # wait for reload file to disappear
+            for _ in range(0, int(self.reloadTimeout * 5)):
+                time.sleep(0.2)
+                if not os.path.isfile(reloadfile):
+                    return 0
+
+            self.env.log("timeout exceeded")
+
+        return 1