generate unit files and setup script

gen_port_setup.py

@@ -10,6 +10,28 @@ TOTAL_SLOTS=16384
 
 cluster_script = {}
 
+def unitfile(slot_start, slot_end, port, ip):
+    myfile = """
+####################################################################
+[Unit]
+Description=Redis Server Port %d
+After=network.target
+
+[Service]
+WorkingDirectory=/db/data
+Type=simple
+LimitNOFILE=65535
+User=redislabs
+ExecStart=/usr/bin/taskset -c 2-32 /usr/local/bin/redis-server --port %d --protected-mode no --dbfilename %d-redis.rdb --loadmodule /usr/local/share/redisraft/redisraft.so addr=%s:%d raft-log-fsync=no follower-proxy=no raftize-all-commands=yes cluster-start-hslot=%d cluster-end-hslot=%d raft-log-filename=%d-raftlog.db cluster-mode=yes
+StandardOutput=file:/db/errorlog/redis-%d.log
+StandardError=file:/db/errorlog/redis-%d-error.log
+
+
+[Install]
+WantedBy=multi-user.target
+Alias=redis-%d.service
+    """
+    return (myfile %(port, port, port, ip, port, slot_start, slot_end, port, port, port, port))
 
 def bucket(seq, num):
     avg = len(seq) / float(num)
@@ -47,6 +69,11 @@ with open('/tmp/raft/slots.csv', mode='w') as slots_file:
         r = "Slots: %s-%s Port: %d" %(x[0], x[-1], 19900 +p)
         for i in range(0,RAFT_GROUP):
             ip = NODE_IPS[len(slot_row)%len(NODE_IPS)]
+            #####
+            uf = "redis-%d.service" %(19900+p)
+            with open(os.path.join('/tmp/raft/', ip, uf), mode='w') as of:
+                of.write(unitfile(x[0], x[-1], 19900+p, ip))
+            
             if 19900+p in cluster_script:
                 cluster_script[19900+p].append(ip)
             else: