Merge branch '2.1'

prog/net-plugin/config.json

@@ -50,6 +50,14 @@
     }
   ],
   "env": [
+    {
+      "description": "Log level",
+      "name": "LOG_LEVEL",
+      "settable": [
+          "value"
+      ],
+      "value": ""
+    },
     {
       "description": "Extra args to `weaver` and `plugin`",
       "name": "EXTRA_ARGS",

prog/net-plugin/launch.sh

@@ -7,6 +7,7 @@ IPALLOC_RANGE=${IPALLOC_RANGE:-10.32.0.0/12}
 HTTP_ADDR=${WEAVE_HTTP_ADDR:-127.0.0.1:6784}
 STATUS_ADDR=${WEAVE_STATUS_ADDR:-0.0.0.0:6782}
 HOST_ROOT=${HOST_ROOT:-/host}
+LOG_LEVEL=${LOG_LEVEL:-info}
 WEAVE_DIR="/host/var/lib/weave"
 
 mkdir $WEAVE_DIR || true
@@ -44,7 +45,7 @@ exec /home/weave/weaver $EXTRA_ARGS --port=6783 $(router_bridge_opts) \
     --no-dns \
     --ipalloc-range=$IPALLOC_RANGE \
     --nickname "$(hostname)" \
-    --log-level=debug \
+    --log-level=$LOG_LEVEL \
     --db-prefix="$WEAVE_DIR/weave" \
     --plugin-v2 \
     $(multicast_opt) \

site/tasks/ipam/troubleshooting-ipam.md

@@ -50,7 +50,7 @@ peers and their reachability can be obtained with
 
 ```
 $ weave status ipam
-00:00:00:00:00:01(one)      349526 IPs (33.3% of total)
+00:00:00:00:00:01(one)      349526 IPs (33.3% of total) (2 active)
 00:00:00:00:00:02(two)      349525 IPs (33.3% of total)
 00:00:00:00:00:03(three)    349525 IPs (33.3% of total) - unreachable!
 ```
@@ -59,6 +59,8 @@ Columns are as follows:
 
 * Peer Name and Nickname
 * Absolute quantity/percentage of allocation range managed by peer
+* Active - number of IP addresses in use on that peer - this is only
+  available for the peer where you run the status command.
 * Indication of unreachability. This means that the peer is not
   visible (directly or indirectly) to the peer on which `weave status
   ipam` was run; whilst this could be a transient condition due to a