Merge pull request #390 from FirmlyReality/lxc_upgrade

remove env variable in lxc conf hook to support 2.0.11 lxc version.

conf/container.batch.conf

@@ -25,8 +25,8 @@ lxc.network.type = veth
 lxc.network.name = eth0
 # veth.pair is limited in 16 bytes
 lxc.network.veth.pair = %VETHPAIR%
-lxc.network.script.up = Bridge=%BRNAME% %LXCSCRIPT%/lxc-ifup
+lxc.network.script.up = %LXCSCRIPT%/lxc-ifup
-lxc.network.script.down = Bridge=%BRNAME% %LXCSCRIPT%/lxc-ifdown
+lxc.network.script.down = %LXCSCRIPT%/lxc-ifdown
 lxc.network.ipv4 = %IP%
 lxc.network.ipv4.gateway = %GATEWAY%
 lxc.network.flags = up
@@ -50,7 +50,7 @@ lxc.mount.entry = %FS_PREFIX%/global/users/%USERNAME%/ssh %ROOTFS%/root/.ssh non
 lxc.mount.entry = %FS_PREFIX%/local/temp/%LXCNAME%/ %ROOTFS%/tmp none bind,rw,create=dir 0 0
 
 # setting hostname
-lxc.hook.pre-start = HNAME=%HOSTNAME% %LXCSCRIPT%/lxc-prestart
+lxc.hook.pre-start = %LXCSCRIPT%/lxc-prestart
 
 # setting nfs softlink
 #lxc.hook.mount = %LXCSCRIPT%/lxc-mount

conf/container.conf

@@ -25,8 +25,8 @@ lxc.network.type = veth
 lxc.network.name = eth0
 # veth.pair is limited in 16 bytes
 lxc.network.veth.pair = %VETHPAIR%
-lxc.network.script.up = Bridge=docklet-br-%UserID% %LXCSCRIPT%/lxc-ifup
+lxc.network.script.up = %LXCSCRIPT%/lxc-ifup
-lxc.network.script.down = Bridge=docklet-br-%UserID% %LXCSCRIPT%/lxc-ifdown
+lxc.network.script.down = %LXCSCRIPT%/lxc-ifdown
 lxc.network.ipv4 = %IP%
 lxc.network.ipv4.gateway = %GATEWAY%
 lxc.network.flags = up
@@ -50,7 +50,7 @@ lxc.mount.entry = %FS_PREFIX%/global/users/%USERNAME%/ssh %ROOTFS%/root/.ssh non
 lxc.mount.entry = %FS_PREFIX%/local/temp/%LXCNAME%/ %ROOTFS%/tmp none bind,rw,create=dir 0 0
 
 # setting hostname
-lxc.hook.pre-start = HNAME=%HOSTNAME% %LXCSCRIPT%/lxc-prestart
+lxc.hook.pre-start = %LXCSCRIPT%/lxc-prestart
 
 # setting nfs softlink
 #lxc.hook.mount = %LXCSCRIPT%/lxc-mount

conf/lxc-script/lxc-ifdown

@@ -6,6 +6,8 @@
 # $4 : network type, for example, veth
 # $5 : value of lxc.network.veth.pair
 
+. $LXC_ROOTFS_PATH/../env.conf
+
 ovs-vsctl --if-exists del-port $Bridge $5
 cnt=$(ovs-vsctl list-ports ${Bridge} | wc -l)
 if [ "$cnt" = "1" ]; then

conf/lxc-script/lxc-ifup

@@ -7,5 +7,7 @@
 # $4 : network type, for example, veth
 # $5 : value of lxc.network.veth.pair
 
+. $LXC_ROOTFS_PATH/../env.conf
+
 ovs-vsctl --may-exist add-br $Bridge
 ovs-vsctl --may-exist add-port $Bridge $5

conf/lxc-script/lxc-prestart

@@ -13,4 +13,6 @@
 # $LXC_ROOTFS_PATH: this is the lxc.rootfs entry for the container.
 #                   Note this is likely not where the mounted rootfs is to be found, use LXC_ROOTFS_MOUNT for that.
 
+. $LXC_ROOTFS_PATH/../env.conf
+
 echo $HNAME > $LXC_ROOTFS_PATH/etc/hostname

src/worker/container.py

@@ -1,6 +1,6 @@
 #!/usr/bin/python3
 
-import subprocess, os, json
+import subprocess, os, json, traceback
 from utils.log import logger
 from utils import env, imagemgr
 from utils.lvmtool import sys_run, check_volume
@@ -24,6 +24,17 @@ class Container(object):
         self.imgmgr = imagemgr.ImageMgr()
         self.historymgr = History_Manager()
 
+    def prepare_hook_conf(self, conf_path, env_dict):
+        try:
+            confile = open(conf_path, "w")
+            for k,v in env_dict.items():
+                confile.write("%s=%s\n"%(k,v))
+            confile.close()
+        except Exception as e:
+            logger.error(traceback.format_exc())
+            return [False, e]
+        return [True, ""]
+
     def create_container(self, lxc_name, proxy_server_ip, username, uid, setting, clustername, clusterid, containerid, hostname, ip, gateway, image):
         logger.info("create container %s of %s for %s" %(lxc_name, clustername, username))
         try:
@@ -85,6 +96,11 @@ class Container(object):
                 conffile.write(conftext)
                 conffile.close()
 
+            hook_env = {}
+            hook_env['Bridge'] = "docklet-br-%d" % uid
+            hook_env['HNAME'] = hostname
+            self.prepare_hook_conf(rootfs+"/../env.conf",hook_env)
+
             #logger.debug(Ret.stdout.decode('utf-8'))
             logger.info("create container %s success" % lxc_name)
 

src/worker/taskworker.py

@@ -324,6 +324,16 @@ class TaskWorker(rpc_pb2_grpc.WorkerServicer):
 
         return rpc_pb2.Reply(status=rpc_pb2.Reply.ACCEPTED,message="")
 
+    def prepare_hook_conf(self, conf_path, env_dict):
+        try:
+            confile = open(conf_path, "w")
+            for k,v in env_dict.items():
+                confile.write("%s=%s\n"%(k,v))
+            confile.close()
+        except Exception as e:
+            logger.error(traceback.format_exc())
+            return [False, e]
+        return [True, ""]
 
     #accquire ip and create a container
     def create_container(self,taskid,vnodeid,username,image,lxcname,quota,ipaddr,gateway,brname,hostname):
@@ -353,7 +363,6 @@ class TaskWorker(rpc_pb2_grpc.WorkerServicer):
             content = content.replace("%LXCNAME%",lxcname)
             content = content.replace("%VETHPAIR%",str(taskid)+"-"+str(vnodeid))
             content = content.replace("%IP%",ipaddr)
-            content = content.replace("%BRNAME%",brname)
             content = content.replace("%GATEWAY%",gateway)
             return content
 
@@ -367,7 +376,11 @@ class TaskWorker(rpc_pb2_grpc.WorkerServicer):
         conffile = open("/var/lib/lxc/%s/config" % lxcname, 'w')
         conffile.write(conftext)
         conffile.close()
-        return [True, ""]
+
+        hook_env = {}
+        hook_env['Bridge'] = brname
+        hook_env['HNAME'] = hostname
+        return self.prepare_hook_conf(rootfs+"/../env.conf",hook_env)
 
     def write_output(self,lxcname,tmplogpath,filepath):
         cmd = "lxc-attach -n " + lxcname + " -- mv %s %s"