This repository has been archived by the owner on Aug 12, 2019. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 1
/
swarm.sh
executable file
·307 lines (258 loc) · 9.8 KB
/
swarm.sh
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
#!/bin/bash
# Add -x above to debug.
# We require a swarm.env file defining the environment variables needed to manage a swarm.
# If SKIP_SWARM_ENV is defined as 'true' however, we rely on those variables already
# being set in the environment.
if [ "$SKIP_SWARM_ENV" != "true" ] && [ ! -f $(dirname "$0")/swarm.env ]; then
echo "You need to create a swarm.env file (or set SKIP_SWARM_ENV=true). Check docs/deploying-swarm.md for more information how to create and modify this file."
exit 1
fi
# This trap is executed whenever a process exits within this script, we use it
# to output the exact command that failed to find potential issues faster.
exit_trap () {
local lc="$BASH_COMMAND" rc=$?
if [ "$rc" != "0" ]; then
echo "Command [$lc] exited with code [$rc] - bailing"
exit 1
fi
}
trap exit_trap EXIT
# Move to project root to simplify execution context for processes.
cd "$(dirname "$0")"
if [ "$SKIP_SWARM_ENV" != "true" ]; then
# Read environment variables configuration from swarm.env.
set -o allexport; source ./swarm.env; set +o allexport
fi
set -e
command=$1
rest=${@:2}
user=$(id -u -n)
machine_prefix="${user}-ca"
switches="--driver=$DOCKER_DRIVER --engine-opt log-opt="max-size=10m" --engine-opt experimental=true --engine-opt metrics-addr=0.0.0.0:4999 --engine-label env=qliktive"
machines=
managers=
engine_workers=
elk_workers=
green="\033[0;32m"
nocolor="\033[0m"
# Override default node name prefix if the user wants to.
if [ "$DOCKER_PREFIX" != "" ]; then
machine_prefix=$DOCKER_PREFIX
fi
# Some parts of this script may need to refresh our swarm node list (e.g. when creating
# or removing nodes), this function simplifies it.
function refresh_nodes() {
machines=$(docker-machine ls --filter label=env=qliktive -q)
managers=$(echo "$machines" | grep -i 'manager' || true)
engine_workers=$(echo "$machines" | grep -i 'engine-worker' || true)
elk_workers=$(echo "$machines" | grep -i 'elk-worker' || true)
echo "Managers found:"
echo "$managers"
echo "ELK workers found:"
echo "$elk_workers"
echo "Engine workers found:"
echo "$engine_workers"
}
# Deploy the data we need to all worker nodes for easy directory mapping
# into the Qlik Associative Engine containers.
function deploy_data() {
if [ -z "$engine_workers" ]; then
echo "No qliktive worker nodes to deploy data against."
exit 0
fi
for engine_worker in $engine_workers
do
echo "Deploying data to $engine_worker"
driver=$(docker-machine inspect --format '{{.DriverName}}' $engine_worker)
if [ $driver == "amazonec2" ]; then
# Creating '/home/docker' on aws nodes.
docker-machine ssh $engine_worker "sudo install -g ubuntu -o ubuntu -d /home/docker"
fi
docker-machine scp -r ./data $engine_worker:/home/docker/
done
}
# Deploy the full swarm stack, including logging and monitoring stacks to the
# pre-existing qliktive swarm nodes.
function deploy_stack() {
if [ -z "$machines" ]; then
echo "No qliktive nodes to deploy against."
exit 0
fi
LICENSE_COMPOSE_FLAG="-f docker-compose.licensing.yml"
if [[ -z "$LICENSES_SERIAL_NBR" || -z "$LICENSES_CONTROL_NBR" ]]; then
echo -e "${green}INFO${nocolor}: Running Qlik Associative Engine Community Version (no license)."
LICENSE_COMPOSE_FLAG=""
fi
ACCEPT_EULA=$ACCEPT_EULA AUTH_STRATEGY=$AUTH_STRATEGY JWT_SECRET=$(cat ./secrets/JWT_SECRET) docker-compose -f docker-compose.yml $LICENSE_COMPOSE_FLAG -f docker-compose.logging.yml -f docker-compose.monitoring.yml config > docker-compose.prod.yml
docker-compose -f docker-compose.prod.yml pull
for manager in $managers
do
ip=$(docker-machine ip $manager)
eval $(docker-machine env $manager)
docker stack deploy -c ./docker-compose.prod.yml --with-registry-auth custom-analytics
echo
echo "$(docker service ls)"
echo
echo "Then all the replicas for the service is started (this may take several minutes) -"
echo "The following routes can be accessed:"
echo "CUSTOM ANALYTICS - https://$ip/"
echo "KIBANA - https://$ip/kibana/"
echo "DOCKER SWARM VISUALIZER - https://$ip/viz/"
echo "GRAFANA - https://$ip/grafana/"
done
}
# Clean a deployed stack from the qliktive swarm nodes.
function clean() {
if [ -z "$managers" ]; then
echo "No qliktive nodes to clean."
exit 0
fi
for manager in $managers
do
eval $(docker-machine env $manager)
docker stack rm custom-analytics
done
}
# Simple validation checking if all services has the correct number of replicas
# running in the swarm.
function validate() {
error=0
for manager in $managers
do
replicas=$(docker-machine ssh $manager docker service ls --format \"{{.Name}}/{{.Replicas}}\")
for replica in $replicas
do
name=$(echo $replica | cut -d \/ -f 1)
running=$(echo $replica | cut -d \/ -f 2)
total=$(echo $replica | cut -d \/ -f 3)
if [ "$running" != "$total" ]; then
echo "$name does not have the correct number of replicas running ($running running but expected $total)."
error=1
fi
done
done
if [ "$error" == "0" ]; then
echo "All services are running with the correct number of replicas."
fi
}
# Create nodes (1 manager, 1 elk-worker, 2 engine-workers) and join them as a swarm.
function create() {
if [ "$machines" ]; then
echo "There are existing qliktive nodes, please remove them and try again."
exit 0
fi
name="${machine_prefix}-manager1"
AWS_INSTANCE_TYPE="${AWS_INSTANCE_TYPE_MANAGER:-$AWS_INSTANCE_TYPE_DEFAULT}" \
docker-machine create $switches $name
ip=$(docker-machine inspect --format '{{.Driver.PrivateIPAddress}}' $name)
if [ "$ip" == "<no value>" ]; then
ip=$(docker-machine ip $name)
fi
eval $(docker-machine env $name)
echo "docker swarm init --advertise-addr $ip --listen-addr $ip:2377:"
docker swarm init --advertise-addr $ip --listen-addr $ip:2377
function create-elk-worker() {
token=$(docker swarm join-token -q worker)
name="${machine_prefix}-elk-worker"
AWS_INSTANCE_TYPE="${AWS_INSTANCE_TYPE_ELK:-$AWS_INSTANCE_TYPE_DEFAULT}" \
docker-machine create $switches --engine-label elk=true $name
docker-machine ssh $name "sudo sysctl -w vm.max_map_count=262144"
if [ $DOCKER_DRIVER == "amazonec2" ]; then
# Add to conf so the setting is not lost after a reboot.
docker-machine ssh $name "echo vm.max_map_count = 262144 | sudo tee -a /etc/sysctl.conf"
else
# Add to boot2docker profile so the setting is not lost after a reboot.
docker-machine ssh $name "echo sysctl -w vm.max_map_count=262144 | sudo tee -a /var/lib/boot2docker/profile"
fi
docker-machine ssh $name "sudo docker swarm join --token $token $ip:2377"
}
create-elk-worker
refresh_nodes
rest=2
engine-workers
}
# Remove all nodes related to this project.
function remove() {
if [ -z "$machines" ]; then
echo "No qliktive nodes to remove."
exit 0
fi
docker-machine rm $machines
}
# Set the number of engine-worker nodes. Requires a number to be passed in, e.g.
# `./swarm.sh engine-workers 4` to set total number of engine-workers to 4.
function engine-workers() {
if [ -z "$rest" ]; then
echo "Please supply the total number of engine-worker nodes you need:"
echo "swarm.sh engine-workers <number of total nodes>"
exit 0
fi
if [ -z "$managers" ]; then
echo "No manager node available, please create a swarm."
exit 0
fi
total_workers=$rest
current_workers=$(echo "$engine_workers" | grep '[^ ]' | wc -l | tr -d ' ')
delta=$(($total_workers - $current_workers))
function reduce_workers() {
echo "Scaling engine-workers to $total_workers by removing $(($delta * -1))"
for i in $(seq $(($total_workers + 1)) 1 $current_workers); do
engine_worker="${machine_prefix}-engine-worker$i"
echo "Removing $engine_worker"
docker-machine ssh $engine_worker "sudo docker swarm leave"
docker-machine ssh $manager "sudo docker node rm -f $engine_worker"
docker-machine rm -f -y $engine_worker
done
}
function increase_workers() {
echo "Scaling engine-workers to $total_workers by adding $delta"
ip=$(docker-machine inspect --format '{{.Driver.PrivateIPAddress}}' $manager)
if [ "$ip" == "<no value>" ]; then
ip=$(docker-machine ip $manager)
fi
eval $(docker-machine env $manager)
token=$(docker swarm join-token -q worker)
for i in $(eval echo "{$(($current_workers + 1))..${total_workers}}"); do
name="${machine_prefix}-engine-worker$i"
AWS_INSTANCE_TYPE="${AWS_INSTANCE_TYPE_WORKER:-$AWS_INSTANCE_TYPE_DEFAULT}" \
docker-machine create $switches --engine-label qix-engine=true $name
docker-machine ssh $name "sudo docker swarm join --token $token $ip:2377"
done
}
for manager in $managers
do
if [[ $delta -lt 0 ]]; then
reduce_workers
elif [[ $delta -gt 0 ]]; then
increase_workers
else
echo "There already are $total_workers engine-worker node(s)."
fi
done
}
function list() {
echo "Managers:"
echo "$managers"
echo ""
echo "ELK-Workers:"
echo "$elk_workers"
echo ""
echo "Engine-Workers:"
echo "$engine_workers"
echo ""
for manager in $managers
do
docker-machine ssh $manager docker service ls
done
}
refresh_nodes
if [ "$command" == "deploy" ]; then deploy_data && deploy_stack
elif [ "$command" == "deploy-data" ]; then deploy_data
elif [ "$command" == "deploy-stack" ]; then deploy_stack
elif [ "$command" == "clean" ]; then clean
elif [ "$command" == "validate" ]; then validate
elif [ "$command" == "create" ]; then create
elif [ "$command" == "remove" ]; then remove
elif [ "$command" == "engine-workers" ];then engine-workers
elif [ "$command" == "ls" ]; then list
else echo "Invalid option: $command - please use one of: deploy, clean, validate, create, remove, engine-workers, deploy-data, deploy-stack"; fi