# rget(x-y@2) = x
rget=$(call get,$(call opp,$(1)))
###
+default=$(if $($(1)_$(2)),$($(1)_$(2)),$($(1)))
solve=$(HOST_$(1))
solve_ip=$(IP_$(1))
# can be redefined in conf.mk if that's not the expected behaviour
ALL_NODE_IDS=$(sort $(foreach link,$(LINKS),$(call leftnode,$(link))) $(foreach link,$(LINKS),$(call rightnode,$(link))))
ALL_LINK_IDS=$(addsuffix @1,$(LINKS)) $(addsuffix @2,$(LINKS))
+CONF_NODE_IDS=$(subst HOST_,,$(filter HOST_%,$(.VARIABLES)))
####################
all+init: init all
init:
@[ -d L ] || ( echo Creating tmp dir L; mkdir L)
- @[ -d U ] || ( echo Creating tmp dir U; mkdir U)
@[ -d log ] || (echo Creating tmp dir log; mkdir log)
@[ -d cache ] || ( echo Creating tmp dir cache; mkdir cache)
.PHONY: all+init init
bridges: $(BRIDGES)
.PHONY: bridges
+CONTROLLERS=$(foreach id,$(ALL_NODE_IDS),cache/controller.$(id))
+controllers: $(CONTROLLERS)
+.PHONY: controllers
+
+del-controllers: $(foreach id,$(ALL_NODE_IDS),del-controller-$(id))
+.PHONY: del-controllers
+
### node-oriented targets
# check ssh connectivity
cache/sshcheck.%: FORCE
@$(SSH) $(HOST_$*) $(SUDO) sliver-ovs create-bridge $(BRIDGE) $(IP_$*) > $@ 2> $(call log,$@) || { rm $@; exit 1; }
@echo Created bridge with tap $$(cat $@) on $(call display,$*)
+cache/controller.%: cache/bridge.%
+ @echo "Setting controller $(call default,CONTROLLER,$*) on $(call display,$*) - logs in $(call log,$@)"
+ @$(SSH) $(HOST_$*) $(SUDO) ovs-vsctl set-controller $(BRIDGE) $(call default,CONTROLLER,$*) &> $(call log,$@) || { rm $@; exit 1; }
+
# xxx this probably needs a more thorough cleanup in cache/
cache/stop.%: del-bridge.%
@echo "Stopping switch & db on $(call display,$*)"
del-bridge.%: cache/db.%
@echo "Deleting bridge on $(call display,$*)"
- @if [ -f cache/bridge.$* ]; then \
- $(SSH) $(HOST_$*) $(SUDO) sliver-ovs del-bridge $(BRIDGE);\
- fi
+ @$(SSH) $(HOST_$*) $(SUDO) sliver-ovs del-bridge $(BRIDGE);
@rm -f cache/bridge.$* \
cache/iface.$*$(SEP)*@1 cache/iface.*$(SEP)$*@2 \
cache/link.$*$(SEP)*@? cache/link.*$(SEP)$*@? \
@$(SSH) $(HOST_$*) $(SUDO) sliver-ovs stop-db
@rm -f cache/db.$*
+del-controller.%:
+ @echo "Removing controller for $(call display,$*)"
+ @$(SSH) $(HOST_$*) $(SUDO) sliver-ovs del-controller $(BRIDGE)
+ @rm -f cache/controller.$*
+
del-links: $(addprefix U/,$(notdir $(filter-out %.log,$(wildcard L/*))))
del-switchs: $(addprefix del-,$(notdir $(filter-out %.log,$(wildcard cache/switch.*))))
.PHONY: del-links del-switchs del-dbs shutdown
+
+### snapshots
+remote-snapshot: remote-snapshot-ips remote-snapshot-links
+ @true
+
+remote-snapshot-ips: $(addprefix cache/rsnap.ip.,$(CONF_NODE_IDS))
+ @cat /dev/null $^
+
+remote-snapshot-links: $(addprefix cache/rsnap.links.,$(CONF_NODE_IDS))
+ @sort -u /dev/null $^
+
+### update sliver-ovs
+update: $(addprefix update-,$(CONF_NODE_IDS))
+ @true
+
+update-%: FORCE
+ @[ -n "$(SLIVER_OVS)" ] || { echo "SLIVER_OVS not set" >&2; exit 1; }
+ @[ -f "$(SLIVER_OVS)" ] || { echo "$(SLIVER_OVS) not found" >&2; exit 1; }
+ @echo "Sending $(SLIVER_OVS) to $(call display,$*)"
+ @scp -q $(SLIVER_OVS) $(SLICE)@$(call solve,$*):
+ @$(SSH) $(call solve,$*) $(SUDO) mv $(notdir $(SLIVER_OVS)) /usr/sbin/sliver-ovs
+
+.PHONY: remote-snapshot remote-snapshot-ips remote-snapshot-links
+
+cache/rsnap.ip.%:
+ @$(SSH) $(HOST_$*) $(SUDO) ovs-vsctl -- \
+ get interface $(BRIDGE) options:local_ip options:local_netmask |\
+ sed -n 's|"||g;1h;2{G;s|\(.*\)\n\(.*\)|IP_$* = \2/\1|p}' > $@ || \
+ { rm $@; exit 1; }
+
+cache/rsnap.links.%:
+ @$(SSH) $(HOST_$*) $(SUDO) ovs-vsctl list-ifaces $(BRIDGE) | \
+ sed -n 's/^L/LINKS += /p' > $@ || \
+ { rm $@; exit 1; }
+
.SECONDEXPANSION:
del-iface.%: cache/db.$$(call get,%)
graph.ps: graph.dot
dot -Tps < $^ > $@
+
####################
# 'virtual' targets in that there's no real file attached
define node_shortcuts