Commit | Line | Data |
---|---|---|
ace450bd | 1 | #!/bin/bash |
7e738616 | 2 | |
5cb39519 | 3 | usage () { |
1f656469 | 4 | echo "Usage: launcher COMMAND CONFIG [--skip-prereqs] [--skip-discourse-prereqs] [--docker-args STRING]" |
5cb39519 JA |
5 | echo "Commands:" |
6 | echo " start: Start/initialize a container" | |
7 | echo " stop: Stop a running container" | |
8 | echo " restart: Restart a container" | |
9 | echo " destroy: Stop and remove a container" | |
10 | echo " enter: Use nsenter to enter a container" | |
11 | echo " logs: Docker logs for container" | |
12 | echo " bootstrap: Bootstrap a container for the config based on a template" | |
13 | echo " rebuild: Rebuild a container (destroy old, bootstrap, start new)" | |
14 | echo " cleanup: Remove all containers that have stopped for > 24 hours" | |
87c4f221 | 15 | echo " setup: Create a new configuration file and bootstrap" |
5cb39519 JA |
16 | echo |
17 | echo "Options:" | |
1f656469 GXT |
18 | echo " --skip-prereqs Don't check launcher prerequisites" |
19 | echo " --skip-discourse-prereqs Don't check prerequisites specifiy to Discourse" | |
20 | echo " --docker-args Extra arguments to pass when running docker" | |
5cb39519 JA |
21 | exit 1 |
22 | } | |
23 | ||
1f656469 | 24 | |
7e738616 S |
25 | command=$1 |
26 | config=$2 | |
1f656469 GXT |
27 | shift 2 |
28 | user_args="" | |
29 | ||
87c4f221 JA |
30 | [ $# -lt 2 ] && { |
31 | usage | |
32 | } | |
33 | ||
1f656469 | 34 | while [ ${#} -gt 0 ]; do |
87c4f221 | 35 | case "$command" in |
1f656469 GXT |
36 | |
37 | --skip-prereqs) | |
38 | SKIP_PREREQ="1" | |
39 | ;; | |
40 | --skip-discourse-prereqs) | |
41 | SKIP_DISCOURSE_PREREQS="1" | |
42 | ;; | |
43 | --docker-args) | |
44 | user_args="$2" | |
45 | shift | |
46 | ;; | |
47 | *) | |
48 | echo "Unknown options '${1}'" | |
49 | usage | |
50 | ;; | |
51 | esac | |
52 | ||
53 | shift 1 | |
54 | done | |
55d17203 | 55 | |
87756d6d EH |
56 | # Docker doesn't like uppercase characters, spaces or special characters, catch it now before we build everything out and then find out |
57 | re='[A-Z/ !@#$%^&*()+~`=]' | |
58 | if [[ $config =~ $re ]]; | |
59 | then | |
8877f99e | 60 | echo |
87756d6d EH |
61 | echo "ERROR: Config name must not contain upper case characters, spaces or special characters. Correct config name and rerun $0." |
62 | echo | |
63 | exit 1 | |
64 | fi | |
65 | ||
7936ebaa | 66 | cd "$(dirname "$0")" |
55d17203 | 67 | |
478e03e2 S |
68 | docker_min_version='1.6.0' |
69 | docker_rec_version='1.6.0' | |
6828238a JP |
70 | git_min_version='1.8.0' |
71 | git_rec_version='1.8.0' | |
60668406 | 72 | |
8dea575c | 73 | config_file=containers/"$config".yml |
5201a40c | 74 | cidbootstrap=cids/"$config"_bootstrap.cid |
5efded6a | 75 | local_discourse=local_discourse |
fecfcdcf | 76 | image=discourse/discourse:1.0.17 |
4807b1b8 | 77 | docker_path=`which docker.io || which docker` |
6828238a | 78 | git_path=`which git` |
55e2de5d | 79 | template_path=samples/standalone.yml |
f8c887b6 | 80 | changelog=/tmp/changelog # used to test whether sed did anything |
8877f99e | 81 | |
e0fd1f5b TB |
82 | if [ "${SUPERVISED}" = "true" ]; then |
83 | restart_policy="--restart=no" | |
84 | attach_on_start="-a" | |
85 | attach_on_run="-a stdout -a stderr" | |
86 | else | |
87 | attach_on_run="-d" | |
88 | fi | |
89 | ||
f2a3edee AY |
90 | if [ -n "$DOCKER_HOST" ]; then |
91 | docker_ip=`sed -e 's/^tcp:\/\/\(.*\):.*$/\1/' <<< "$DOCKER_HOST"` | |
92 | elif [ -x "$(which ip 2>/dev/null)" ]; then | |
813fef38 | 93 | docker_ip=`ip addr show docker0 | \ |
03bb0735 LG |
94 | grep 'inet ' | \ |
95 | awk '{ split($2,a,"/"); print a[1] }';` | |
96 | else | |
813fef38 | 97 | docker_ip=`ifconfig | \ |
03bb0735 LG |
98 | grep -B1 "inet addr" | \ |
99 | awk '{ if ( $1 == "inet" ) { print $2 } else if ( $2 == "Link" ) { printf "%s:" ,$1 } }' | \ | |
100 | grep docker0 | \ | |
101 | awk -F: '{ print $3 }';` | |
102 | fi | |
80c11be3 | 103 | |
60668406 DP |
104 | compare_version() { |
105 | declare -a ver_a | |
106 | declare -a ver_b | |
107 | IFS=. read -a ver_a <<< "$1" | |
108 | IFS=. read -a ver_b <<< "$2" | |
109 | ||
110 | while [[ -n $ver_a ]]; do | |
111 | if (( ver_a > ver_b )); then | |
112 | return 0 | |
113 | elif (( ver_b > ver_a )); then | |
114 | return 1 | |
115 | else | |
116 | unset ver_a[0] | |
117 | ver_a=("${ver_a[@]}") | |
118 | unset ver_b[0] | |
119 | ver_b=("${ver_b[@]}") | |
120 | fi | |
121 | done | |
122 | return 1 # They are equal | |
123 | } | |
124 | ||
665468eb JA |
125 | |
126 | install_docker() { | |
127 | ||
128 | echo "Docker is not installed, you will need to install Docker in order to run Discourse" | |
129 | echo "Please visit https://docs.docker.com/installation/ for instructions on how to do this for your system" | |
130 | echo | |
131 | echo "If you are running a recent Ubuntu Server, try the following:" | |
132 | echo "sudo apt-get install docker-engine" | |
133 | ||
134 | exit 1 | |
135 | } | |
136 | ||
87c4f221 | 137 | check_prereqs() { |
794e44d5 GXT |
138 | |
139 | if [ -z $docker_path ]; then | |
665468eb JA |
140 | install_docker |
141 | fi | |
a3e18d95 | 142 | |
e741295a | 143 | # 1. docker daemon running? |
30835a52 S |
144 | # we send stderr to /dev/null cause we don't care about warnings, |
145 | # it usually complains about swap which does not matter | |
146 | test=`$docker_path info 2> /dev/null` | |
e741295a MB |
147 | if [[ $? -ne 0 ]] ; then |
148 | echo "Cannot connect to the docker daemon - verify it is running and you have access" | |
149 | exit 1 | |
150 | fi | |
151 | ||
185e78c6 S |
152 | # 2. running aufs or btrfs |
153 | test=`$docker_path info 2> /dev/null | grep 'Driver: '` | |
48f22d14 S |
154 | if [[ "$test" =~ [aufs|btrfs|zfs|overlay] ]] ; then : ; else |
155 | echo "Your Docker installation is not using a supported filesystem if we were to proceed you may have a broken install." | |
156 | echo "aufs is the recommended filesystem you should be using (zfs/btrfs and overlay may work as well)" | |
157 | echo "You can tell what filesystem you are using by running \"docker info\" and looking at the driver" | |
5dfdf9a3 JA |
158 | echo |
159 | echo "If you wish to continue anyway using your existing unsupported filesystem, " | |
48f22d14 S |
160 | echo "read the source code of launcher and figure out how to bypass this." |
161 | exit 1 | |
a3e18d95 S |
162 | fi |
163 | ||
60668406 DP |
164 | # 3. running recommended docker version |
165 | test=($($docker_path --version)) # Get docker version string | |
166 | test=${test[2]//,/} # Get version alone and strip comma if exists | |
a3e18d95 | 167 | |
87c4f221 | 168 | # At least minimum docker version |
cf00fce0 | 169 | if compare_version "${docker_min_version}" "${test}"; then |
60668406 | 170 | echo "ERROR: Docker version ${test} not supported, please upgrade to at least ${docker_min_version}, or recommended ${docker_rec_version}" |
a3e18d95 S |
171 | exit 1 |
172 | fi | |
173 | ||
87c4f221 | 174 | # Recommend newer docker version |
60668406 DP |
175 | if compare_version "${docker_rec_version}" "${test}"; then |
176 | echo "WARNING: Docker version ${test} deprecated, recommend upgrade to ${docker_rec_version} or newer." | |
177 | fi | |
178 | ||
405948ee S |
179 | # 4. discourse docker image is downloaded |
180 | test=`$docker_path images | awk '{print $1 ":" $2 }' | grep "$image"` | |
181 | ||
182 | if [ -z "$test" ]; then | |
183 | echo | |
184 | echo "WARNING: We are about to start downloading the Discourse base image" | |
185 | echo "This process may take anywhere between a few minutes to an hour, depending on your network speed" | |
186 | echo | |
187 | echo "Please be patient" | |
188 | echo | |
189 | ||
190 | fi | |
405948ee | 191 | |
6828238a JP |
192 | # 5. running recommended git version |
193 | test=($($git_path --version)) # Get git version string | |
194 | test=${test[2]//,/} # Get version alone and strip comma if exists | |
195 | ||
196 | # At least minimum version | |
197 | if compare_version "${git_min_version}" "${test}"; then | |
198 | echo "ERROR: Git version ${test} not supported, please upgrade to at least ${git_min_version}, or recommended ${git_rec_version}" | |
199 | exit 1 | |
200 | fi | |
201 | ||
202 | # Recommend best version | |
203 | if compare_version "${git_rec_version}" "${test}"; then | |
204 | echo "WARNING: Git version ${test} deprecated, recommend upgrade to ${git_rec_version} or newer." | |
205 | fi | |
206 | ||
207 | # 6. able to attach stderr / out / tty | |
e02c1511 | 208 | test=`$docker_path run $user_args -i --rm -a stdout -a stderr $image echo working` |
a3e18d95 S |
209 | if [[ "$test" =~ "working" ]] ; then : ; else |
210 | echo "Your Docker installation is not working correctly" | |
211 | echo | |
212 | echo "See: https://meta.discourse.org/t/docker-error-on-bootstrap/13657/18?u=sam" | |
213 | exit 1 | |
214 | fi | |
4770834b | 215 | |
6e784be6 MP |
216 | } |
217 | ||
6828238a JP |
218 | |
219 | ||
6e784be6 MP |
220 | check_resources() { |
221 | # Memory | |
a752d8ea | 222 | resources="ok" |
794e44d5 | 223 | avail_mem="$(LANG=C free -m | grep '^Mem:' | awk '{print $2}')" |
a752d8ea MP |
224 | if [ "$avail_mem" -lt 900 ]; then |
225 | resources="insufficient" | |
226 | echo "WARNING: You do not appear to have sufficient memory to run Discourse." | |
227 | echo | |
228 | echo "Your system may not work properly, or future upgrades of Discourse may" | |
229 | echo "not complete successfully." | |
b3f0d057 MP |
230 | echo |
231 | echo "See https://github.com/discourse/discourse/blob/master/docs/INSTALL-cloud.md#create-new-cloud-server" | |
a752d8ea | 232 | elif [ "$avail_mem" -lt 1800 ]; then |
b3f0d057 MP |
233 | total_swap="$(LANG=C free -m | grep ^Swap: | awk '{print $2}')" |
234 | if [ "$total_swap" -lt 1000 ]; then | |
efd8ae0f | 235 | resources="insufficient" |
a752d8ea MP |
236 | echo "WARNING: You must have at least 1GB of swap when running with less" |
237 | echo "than 2GB of RAM." | |
238 | echo | |
239 | echo "Your system may not work properly, or future upgrades of Discourse may" | |
240 | echo "not complete successfully." | |
b3f0d057 MP |
241 | echo |
242 | echo "See https://github.com/discourse/discourse/blob/master/docs/INSTALL-cloud.md#set-up-swap-if-needed" | |
b3f0d057 MP |
243 | fi |
244 | fi | |
4770834b | 245 | |
6e784be6 | 246 | # Disk space |
4770834b MP |
247 | free_disk="$(df /var | tail -n 1 | awk '{print $4}')" |
248 | if [ "$free_disk" -lt 5000 ]; then | |
a752d8ea MP |
249 | resources="insufficient" |
250 | echo "WARNING: You must have at least 5GB of *free* disk space to run Discourse." | |
251 | echo | |
252 | echo "Insufficient disk space may result in problems running your site, and may" | |
253 | echo "not even allow Discourse installation to complete successfully." | |
4770834b MP |
254 | echo |
255 | echo "Please free up some space, or expand your disk, before continuing." | |
794e44d5 GXT |
256 | echo |
257 | echo "Run \`apt-get autoremove && apt-get autoclean\` to clean up unused packages and \`./launcher cleanup\` to remove stale Docker containers." | |
4770834b MP |
258 | exit 1 |
259 | fi | |
a752d8ea MP |
260 | |
261 | if [ -t 0 ] && [ "$resources" != "ok" ]; then | |
262 | echo | |
263 | read -p "Press ENTER to continue, or Ctrl-C to exit and give your system more resources" | |
264 | fi | |
a3e18d95 S |
265 | } |
266 | ||
c574dbda GXT |
267 | check_ports() { |
268 | local valid=$(netstat -tln | awk '{print $4}' | grep ":${1}\$") | |
269 | ||
270 | if [ -n "$valid" ]; then | |
271 | echo "Launcher has detected that port ${1} is in use." | |
5dfdf9a3 | 272 | echo |
c574dbda GXT |
273 | echo "If you are trying to run Discourse simultaneously with another web server like Apache or nginx, you will need to bind to a different port." |
274 | echo "See https://meta.discourse.org/t/17247 for help." | |
1410a21f | 275 | echo "To continue anyway, re-run Launcher with --skip-prereqs" |
c574dbda GXT |
276 | exit 1 |
277 | fi | |
278 | } | |
279 | ||
1f656469 | 280 | if [ -z "$SKIP_PREREQS" ] ; then |
87c4f221 | 281 | check_prereqs |
55d17203 | 282 | fi |
a3e18d95 | 283 | |
60f9f04c S |
284 | host_run() { |
285 | read -r -d '' env_ruby << 'RUBY' | |
286 | require 'yaml' | |
287 | ||
288 | input = STDIN.readlines.join | |
289 | yaml = YAML.load(input) | |
290 | ||
291 | if host_run = yaml['host_run'] | |
292 | params = yaml['params'] || {} | |
293 | host_run.each do |run| | |
294 | params.each do |k,v| | |
295 | run = run.gsub("$#{k}", v) | |
296 | end | |
297 | STDOUT.write "#{run}--SEP--" | |
298 | end | |
299 | end | |
300 | RUBY | |
301 | ||
e02c1511 | 302 | host_run=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e "$env_ruby"` |
60f9f04c S |
303 | |
304 | while [ "$host_run" ] ; do | |
305 | iter=${host_run%%--SEP--*} | |
306 | echo | |
307 | echo "Host run: $iter" | |
308 | $iter || exit 1 | |
309 | echo | |
310 | host_run="${host_run#*--SEP--}" | |
311 | done | |
312 | } | |
313 | ||
314 | ||
d90671f3 | 315 | set_volumes() { |
e02c1511 | 316 | volumes=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
d90671f3 SS |
317 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['volumes'].map{|v| '-v ' << v['volume']['host'] << ':' << v['volume']['guest'] << ' '}.join"` |
318 | } | |
319 | ||
41daa523 | 320 | set_links() { |
e02c1511 | 321 | links=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
41daa523 | 322 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['links'].map{|l| '--link ' << l['link']['name'] << ':' << l['link']['alias'] << ' '}.join"` |
323 | } | |
324 | ||
7f77c274 SS |
325 | set_template_info() { |
326 | ||
e02c1511 | 327 | templates=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ |
7f77c274 SS |
328 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['templates']"` |
329 | ||
7f77c274 SS |
330 | arrTemplates=(${templates// / }) |
331 | config_data=$(cat $config_file) | |
332 | ||
333 | input="hack: true" | |
334 | ||
7f77c274 SS |
335 | for template in "${arrTemplates[@]}" |
336 | do | |
337 | [ ! -z $template ] && { | |
338 | input="$input _FILE_SEPERATOR_ $(cat $template)" | |
339 | } | |
340 | done | |
341 | ||
342 | # we always want our config file last so it takes priority | |
343 | input="$input _FILE_SEPERATOR_ $config_data" | |
344 | ||
345 | read -r -d '' env_ruby << 'RUBY' | |
346 | require 'yaml' | |
347 | ||
348 | input=STDIN.readlines.join | |
3cb3d9c4 S |
349 | # default to UTF-8 for the dbs sake |
350 | env = {'LANG' => 'en_US.UTF-8'} | |
7f77c274 SS |
351 | input.split('_FILE_SEPERATOR_').each do |yml| |
352 | yml.strip! | |
353 | begin | |
354 | env.merge!(YAML.load(yml)['env'] || {}) | |
f3824347 | 355 | rescue Psych::SyntaxError => e |
356 | puts e | |
357 | puts "*ERROR." | |
7f77c274 SS |
358 | rescue => e |
359 | puts yml | |
360 | p e | |
361 | end | |
362 | end | |
4b563ee8 | 363 | puts env.map{|k,v| "-e\n#{k}=#{v}" }.join("\n") |
7f77c274 SS |
364 | RUBY |
365 | ||
e02c1511 | 366 | raw=`exec echo "$input" | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e "$env_ruby"` |
4b563ee8 SS |
367 | |
368 | env=() | |
f3824347 | 369 | ok=1 |
4b563ee8 | 370 | while read i; do |
f3824347 | 371 | if [ "$i" == "*ERROR." ]; then |
372 | ok=0 | |
373 | elif [ -n "$i" ]; then | |
16f2d250 S |
374 | env[${#env[@]}]=$i |
375 | fi | |
4b563ee8 SS |
376 | done <<< "$raw" |
377 | ||
f3824347 | 378 | if [ "$ok" -ne 1 ]; then |
379 | echo "${env[@]}" | |
d6d1fb6e | 380 | echo "YAML syntax error. Please check your /var/discourse/containers/*.yml config files." |
f3824347 | 381 | exit 1 |
382 | fi | |
7f77c274 SS |
383 | } |
384 | ||
665468eb | 385 | if [ -z $docker_path ]; then |
52388b87 | 386 | install_docker |
665468eb | 387 | fi |
52388b87 | 388 | |
de869404 | 389 | [ "$command" == "cleanup" ] && { |
c692f743 L |
390 | echo |
391 | echo "The following command will" | |
392 | echo "- Delete all docker images for old containers" | |
393 | echo "- Delete all stopped and orphan containers" | |
394 | echo | |
395 | read -p "Are you sure (Y/n): " -n 1 -r && echo | |
396 | if [[ $REPLY =~ ^[Yy]$ || ! $REPLY ]] | |
397 | then | |
30835a52 | 398 | space=$(df /var/lib/docker | awk '{ print $4 }' | grep -v Available) |
29a35d1b | 399 | echo "Starting Cleanup (bytes free $space)" |
30835a52 | 400 | |
29a35d1b | 401 | STATE_DIR=./.gc-state scripts/docker-gc |
30835a52 | 402 | |
29a35d1b S |
403 | space=$(df /var/lib/docker | awk '{ print $4 }' | grep -v Available) |
404 | echo "Finished Cleanup (bytes free $space)" | |
30835a52 | 405 | |
c692f743 | 406 | else |
30835a52 | 407 | exit 1 |
c692f743 | 408 | fi |
a8b66f98 L |
409 | exit 0 |
410 | } | |
5f803fb4 | 411 | |
f72ab68a | 412 | if [[ ! -e $config_file ]] |
7e738616 S |
413 | then |
414 | echo "Config file was not found, ensure $config_file exists" | |
5dfdf9a3 | 415 | echo |
71680b16 | 416 | echo "Available configs ( `cd containers && ls -dm *.yml | tr -s '\n' ' ' | awk '{ gsub(/\.yml/, ""); print }'`)" |
7e738616 S |
417 | exit 1 |
418 | fi | |
419 | ||
e2ed1fb6 S |
420 | docker_version=($($docker_path --version)) |
421 | docker_version=${test[2]//,/} | |
69545efd | 422 | restart_policy=${restart_policy:---restart=always} |
e2ed1fb6 | 423 | |
30835a52 | 424 | set_existing_container(){ |
295e8f19 | 425 | existing=`$docker_path ps -a | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
337a89aa S |
426 | } |
427 | ||
665468eb | 428 | run_stop() { |
337a89aa | 429 | |
30835a52 | 430 | set_existing_container |
60f9f04c | 431 | |
30835a52 | 432 | if [ ! -z $existing ] |
337a89aa | 433 | then |
30835a52 S |
434 | ( |
435 | set -x | |
436 | $docker_path stop -t 10 $config | |
437 | ) | |
337a89aa | 438 | else |
30835a52 S |
439 | echo "$config was not started !" |
440 | exit 1 | |
441 | fi | |
442 | } | |
337a89aa | 443 | |
8877f99e S |
444 | set_run_image() { |
445 | run_image=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
446 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['run_image']"` | |
447 | ||
448 | if [ -z "$run_image" ]; then | |
449 | run_image="$local_discourse/$config" | |
450 | fi | |
451 | } | |
452 | ||
453 | set_boot_command() { | |
454 | boot_command=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
455 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['boot_command']"` | |
456 | ||
457 | if [ -z "$boot_command" ]; then | |
458 | ||
459 | no_boot_command=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
460 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['no_boot_command']"` | |
461 | ||
462 | if [ -z "$no_boot_command" ]; then | |
463 | boot_command="/sbin/boot" | |
464 | fi | |
465 | fi | |
466 | } | |
467 | ||
5cb39519 | 468 | scale_ram_and_cpu() { |
f8c887b6 | 469 | |
5dfdf9a3 | 470 | # grab info about total system ram and physical (NOT LOGICAL!) CPU cores |
f8c887b6 | 471 | avail_mem="$(LANG=C free -m | grep '^Mem:' | awk '{print $2}')" |
5dfdf9a3 JA |
472 | avail_gb=$(( $avail_mem / 950 )) |
473 | avail_cores=`cat /proc/cpuinfo | grep "cpu cores" | uniq | awk '{print $4}'` | |
474 | echo "Found ${avail_gb}GB of memory and $avail_cores physical CPU cores" | |
f8c887b6 | 475 | |
5dfdf9a3 | 476 | # db_shared_buffers: 128MB for 1GB, 256MB for 2GB, or 256MB * GB, max 4096MB |
f8c887b6 JP |
477 | if [ "$avail_gb" -eq "1" ] |
478 | then | |
5dfdf9a3 | 479 | db_shared_buffers=128 |
f8c887b6 | 480 | else |
5dfdf9a3 JA |
481 | if [ "$avail_gb" -eq "2" ] |
482 | then | |
483 | db_shared_buffers=256 | |
484 | else | |
485 | db_shared_buffers=$(( 256 * $avail_gb )) | |
486 | fi | |
794e44d5 | 487 | fi |
5dfdf9a3 | 488 | db_shared_buffers=$(( db_shared_buffers < 4096 ? db_shared_buffers : 4096 )) |
f72ab68a | 489 | |
5cb39519 | 490 | sed -i -e "s/^ #db_shared_buffers:.*/ db_shared_buffers: \"${db_shared_buffers}MB\"/w $changelog" $config_file |
f8c887b6 JP |
491 | if [ -s $changelog ] |
492 | then | |
5cb39519 | 493 | echo "setting db_shared_buffers = ${db_shared_buffers}MB based on detected CPU/RAM" |
f8c887b6 | 494 | rm $changelog |
f8c887b6 | 495 | fi |
794e44d5 | 496 | |
f8c887b6 | 497 | |
5dfdf9a3 | 498 | # UNICORN_WORKERS: 2 * GB for 2GB or less, or 2 * CPU, max 8 |
f8c887b6 JP |
499 | if [ "$avail_gb" -le "2" ] |
500 | then | |
5dfdf9a3 | 501 | unicorn_workers=$(( 2 * $avail_gb )) |
f8c887b6 | 502 | else |
5dfdf9a3 | 503 | unicorn_workers=$(( 2 * $avail_cores )) |
f8c887b6 | 504 | fi |
5dfdf9a3 | 505 | unicorn_workers=$(( unicorn_workers < 8 ? unicorn_workers : 8 )) |
f72ab68a | 506 | |
55e2de5d | 507 | sed -i -e "s/^ #UNICORN_WORKERS:.*/ UNICORN_WORKERS: ${unicorn_workers}/w $changelog" $config_file |
f8c887b6 JP |
508 | if [ -s $changelog ] |
509 | then | |
5cb39519 | 510 | echo "setting UNICORN_WORKERS = ${unicorn_workers} based on detected CPU/RAM" |
794e44d5 | 511 | rm $changelog |
f8c887b6 | 512 | fi |
794e44d5 | 513 | |
f8c887b6 JP |
514 | } |
515 | ||
1d8470dd | 516 | set_config() { |
849ea5b1 | 517 | if [ -f $config_file ] |
1d8470dd | 518 | then |
849ea5b1 JP |
519 | echo $config_file exists already. |
520 | echo To remove it use: rm $config_file | |
521 | exit 1 | |
1d8470dd | 522 | fi |
849ea5b1 JP |
523 | cp ./samples/standalone.yml $config_file |
524 | if [ ! -f $config_file ] | |
1d8470dd | 525 | then |
849ea5b1 JP |
526 | echo Unable to copy $config_file. Are you root? |
527 | exit 1 | |
1d8470dd | 528 | fi |
1d8470dd | 529 | |
849ea5b1 JP |
530 | local hostname="discourse.example.com" |
531 | local developer_emails="me@example.com" | |
532 | local smtp_address="smtp.example.com" | |
533 | local smtp_user_name="user@example.com" | |
534 | local smtp_password="pa\$\$word" | |
535 | local letsencrypt_account_email="your.email@example.com" | |
536 | local letsencrypt_status="change to enable" | |
537 | ||
1d8470dd JP |
538 | local new_value="" |
539 | local letsencrypt_status="change to enable" | |
f017e88c JP |
540 | local config_sane="n" |
541 | local config_ok="n" | |
542 | local update_ok="y" | |
849ea5b1 | 543 | |
f017e88c | 544 | while [[ "$config_ok" == "n" || "$config_sane" == "n" ]] |
1d8470dd | 545 | do |
1d8470dd JP |
546 | if [ ! -z $hostname ] |
547 | then | |
548 | read -p "hostname: [$hostname]: " new_value | |
549 | if [ ! -z $new_value ] | |
550 | then | |
551 | hostname=$new_value | |
552 | else | |
553 | echo "Unchanged." | |
554 | fi | |
555 | fi | |
556 | if [ ! -z $developer_emails ] | |
557 | then | |
558 | read -p "developer_emails [$developer_emails]: " new_value | |
559 | if [ ! -z $new_value ] | |
560 | then | |
561 | developer_emails=$new_value | |
562 | fi | |
563 | fi | |
564 | if [ ! -z $smtp_address ] | |
565 | then | |
566 | read -p "smtp_address [$smtp_address]: " new_value | |
567 | if [ ! -z $new_value ] | |
568 | then | |
569 | smtp_address=$new_value | |
570 | fi | |
571 | fi | |
f017e88c JP |
572 | if [ "$smtp_address" == "smtp.sparkpostmail.com" ] |
573 | then | |
574 | smtp_user_name="SMTP_Injection" | |
575 | ||
576 | fi | |
577 | if [ "$smtp_address" == "smtp.sendgrid.net" ] | |
578 | then | |
579 | smtp_user_name="apikey" | |
580 | fi | |
1d8470dd JP |
581 | if [ ! -z $smtp_user_name ] |
582 | then | |
583 | read -p "smtp_user_name [$smtp_user_name]: " new_value | |
584 | if [ ! -z $new_value ] | |
585 | then | |
586 | smtp_user_name=$new_value | |
587 | fi | |
588 | fi | |
589 | if [ ! -z $smtp_password ] | |
590 | then | |
591 | read -p "smtp_password [$smtp_password]: " new_value | |
592 | if [ ! -z $new_value ] | |
593 | then | |
594 | smtp_password=$new_value | |
595 | fi | |
596 | fi | |
597 | if [ ! -z $letsencrypt_account_email ] | |
598 | then | |
599 | read -p "letsencrypt_account_email ($letsencrypt_status) [$letsencrypt_account_email]: " new_value | |
600 | if [ ! -z $new_value ] | |
601 | then | |
f017e88c JP |
602 | letsencrypt_account_email=$new_value |
603 | if [ "$new_value" == "off" ] | |
604 | then | |
605 | letsencrypt_status="change to enable" | |
606 | else | |
607 | letsencrypt_status="Enter 'OFF' to disable." | |
608 | echo "Letsencrypt enabled." | |
609 | fi | |
1d8470dd JP |
610 | else |
611 | echo "letsencrypt unchanged" | |
612 | fi | |
613 | fi | |
614 | ||
f017e88c JP |
615 | #TODO sanity check these values. For now we trust the user's input. |
616 | config_sane="y" | |
617 | ||
618 | if [ "$config_sane" == "y" ] | |
619 | then | |
849ea5b1 | 620 | echo -e "\nThat's it! Everything is set. Read carefully before continuing.\n" |
f017e88c JP |
621 | else |
622 | echo "Errors found in settings" | |
623 | fi | |
1d8470dd JP |
624 | |
625 | echo "DISCOURSE_HOSTNAME: $hostname" | |
626 | echo "DISCOURSE_DEVELOPER_EMAILS: $developer_emails" | |
627 | echo "DISCOURSE_SMTP_ADDRESS: $smtp_address" | |
628 | echo "DISCOURSE_SMTP_USER_NAME: $smtp_user_name" | |
629 | echo "DISCOURSE_SMTP_PASSWORD: $smtp_password" | |
f017e88c | 630 | if [ "$letsencrypt_status" == "Enter 'OFF' to disable." ] |
1d8470dd | 631 | then |
f017e88c JP |
632 | echo "LETSENCRYPT_ACCOUNT_EMAIL: $letsencrypt_account_email" |
633 | echo "LETSENCRYPT will be enabled." | |
1d8470dd | 634 | else |
f017e88c | 635 | echo "LETSENCRYPT will not be enabled." |
1d8470dd JP |
636 | fi |
637 | echo | |
f017e88c | 638 | read -p "Enter to write these settings to $config_file, 'N' to retry, or ^C to start again: " config_ok |
1d8470dd JP |
639 | done |
640 | ||
f017e88c JP |
641 | echo -e "\nWriting changes to $config_file:" |
642 | sed -i -e "s/^ DISCOURSE_HOSTNAME: 'discourse.example.com'/ DISCOURSE_HOSTNAME: $hostname/w $changelog" $config_file | |
643 | if [ -s $changelog ] | |
644 | then | |
645 | cat $changelog | |
646 | rm $changelog | |
647 | else | |
648 | echo DISCOURSE_HOSTNAME change failed. | |
649 | update_ok="n" | |
650 | fi | |
1d8470dd | 651 | |
f017e88c JP |
652 | sed -i -e "s/^ DISCOURSE_DEVELOPER_EMAILS:.*/ DISCOURSE_DEVELOPER_EMAILS: \'$developer_emails\'/w $changelog" $config_file |
653 | if [ -s $changelog ] | |
1d8470dd | 654 | then |
f017e88c JP |
655 | cat $changelog |
656 | rm $changelog | |
657 | else | |
658 | echo DISCOURSE_DEVELOPER_EMAILS change failed. | |
659 | update_ok="n" | |
1d8470dd | 660 | fi |
f017e88c JP |
661 | |
662 | sed -i -e "s/^ DISCOURSE_SMTP_ADDRESS: smtp.example.com.*/ DISCOURSE_SMTP_ADDRESS: $smtp_address/w $changelog" $config_file | |
663 | if [ -s $changelog ] | |
664 | then | |
665 | cat $changelog | |
666 | rm $changelog | |
667 | else | |
668 | echo DISCOURSE_SMTP_ADDRESS change failed. | |
669 | update_ok="n" | |
670 | fi | |
671 | ||
672 | sed -i -e "s/^ #DISCOURSE_SMTP_USER_NAME: user@example.com.*/ DISCOURSE_SMTP_USER_NAME: $smtp_user_name/w $changelog" $config_file | |
673 | if [ -s $changelog ] | |
674 | then | |
675 | cat $changelog | |
676 | rm $changelog | |
677 | else | |
678 | echo DISCOURSE_SMTP_USER_NAME change failed. | |
679 | update_ok="n" | |
680 | fi | |
681 | ||
682 | sed -i -e "s/^ #DISCOURSE_SMTP_PASSWORD: pa\$\$word.*/ DISCOURSE_SMTP_PASSWORD: $smtp_password/w $changelog" $config_file | |
683 | if [ -s $changelog ] | |
684 | then | |
685 | cat $changelog | |
686 | rm $changelog | |
687 | else | |
688 | echo DISCOURSE_SMTP_PASSWORD change failed. | |
689 | update_ok="n" | |
690 | fi | |
691 | ||
692 | if [ "$letsencrypt_status" != "change to enable" ] | |
693 | then | |
694 | sed -i -e "s/^ #LETSENCRYPT_ACCOUNT_EMAIL: your.email@example.com/ LETSENCRYPT_ACCOUNT_EMAIL: $letsencrypt_account_email/w $changelog" $config_file | |
695 | if [ -s $changelog ] | |
696 | then | |
697 | cat $changelog | |
698 | rm $changelog | |
699 | else | |
700 | echo LETSENCRYPT_ACCOUNT_EMAIL change failed. | |
701 | update_ok="n" | |
702 | fi | |
703 | local src='^ #- "templates\/web.ssl.template.yml"' | |
704 | local dst=' \- "templates\/web.ssl.template.yml"' | |
705 | sed -i -e "s/$src/$dst/w $changelog" $config_file | |
706 | if [ -s $changelog ] | |
707 | then | |
708 | echo " web.ssl.template.yml enabled" | |
709 | else | |
710 | update_ok="n" | |
711 | echo " web.ssl.template.yml NOT ENABLED--was it on already?" | |
712 | fi | |
713 | local src='^ #- "templates\/web.letsencrypt.ssl.template.yml"' | |
714 | local dst=' - "templates\/web.letsencrypt.ssl.template.yml"' | |
715 | ||
716 | sed -i -e "s/$src/$dst/w $changelog" $config_file | |
717 | if [ -s $changelog ] | |
718 | then | |
719 | echo " letsencrypt.ssl.template.yml enabled" | |
720 | else | |
721 | update_ok="n" | |
722 | echo "letsencrypt.ssl.template.yml NOT ENABLED--was it on already?" | |
723 | fi | |
724 | fi # enable letsencrypt | |
725 | ||
726 | if [ "$update_ok" == "y" ] | |
727 | then | |
728 | echo -e "\n$config_file updated successfully." | |
729 | else | |
730 | echo -e "There was an error changing the configuration.\n" | |
731 | fi | |
1d8470dd JP |
732 | } |
733 | ||
665468eb | 734 | run_start() { |
337a89aa | 735 | |
295e8f19 S |
736 | existing=`$docker_path ps | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
737 | echo $existing | |
30835a52 S |
738 | if [ ! -z $existing ] |
739 | then | |
740 | echo "Nothing to do, your container has already started!" | |
eac33309 | 741 | exit 0 |
30835a52 S |
742 | fi |
743 | ||
295e8f19 | 744 | existing=`$docker_path ps -a | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
30835a52 S |
745 | if [ ! -z $existing ] |
746 | then | |
747 | echo "starting up existing container" | |
748 | ( | |
749 | set -x | |
750 | $docker_path start $config | |
751 | ) | |
752 | exit 0 | |
753 | fi | |
754 | ||
755 | host_run | |
1f656469 GXT |
756 | |
757 | if [ -z "$SKIP_DISCOURSE_PREREQS" ] ; then | |
758 | ports=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ | |
c574dbda GXT |
759 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['expose'].map{|p| \"-p #{p}\"}.join(' ')"` |
760 | ||
1f656469 GXT |
761 | IFS='-p ' read -a array <<< "$ports" |
762 | for element in "${array[@]}" | |
763 | do | |
c574dbda GXT |
764 | IFS=':' read -a args <<< "$element" |
765 | if [ "${#args[@]}" == "2" ]; then | |
766 | check_ports "${args[0]}" | |
767 | elif [ "${#args[@]}" == "3" ]; then | |
768 | check_ports "${args[1]}" | |
769 | fi | |
1f656469 GXT |
770 | done |
771 | fi | |
30835a52 | 772 | |
8b617e6e PG |
773 | docker_args=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
774 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['docker_args']"` | |
775 | ||
30835a52 S |
776 | set_template_info |
777 | set_volumes | |
778 | set_links | |
8877f99e S |
779 | set_run_image |
780 | set_boot_command | |
30835a52 | 781 | |
c6dd6f9d FB |
782 | # get hostname and settings from container configuration |
783 | for envar in "${env[@]}" | |
784 | do | |
785 | if [[ $envar == DOCKER_USE_HOSTNAME* ]] || [[ $envar == DISCOURSE_HOSTNAME* ]] | |
786 | then | |
787 | # use as environment variable | |
788 | eval $envar | |
789 | fi | |
790 | done | |
791 | ||
30835a52 | 792 | ( |
c834fdd1 | 793 | hostname=`hostname -s` |
c6dd6f9d FB |
794 | # overwrite hostname |
795 | if [ "$DOCKER_USE_HOSTNAME" = "true" ] | |
796 | then | |
797 | hostname=$DISCOURSE_HOSTNAME | |
798 | else | |
799 | hostname=$hostname-$config | |
800 | fi | |
801 | ||
a0606001 S |
802 | # we got to normalize so we only have allowed strings, this is more comprehensive but lets see how bash does first |
803 | # hostname=`$docker_path run $user_args --rm $image ruby -e 'print ARGV[0].gsub(/[^a-zA-Z-]/, "-")' $hostname` | |
804 | # docker added more hostname rules | |
805 | hostname=${hostname/_/-} | |
806 | ||
30835a52 | 807 | set -x |
c6dd6f9d | 808 | $docker_path run $user_args $links $attach_on_run $restart_policy "${env[@]}" -h "$hostname" \ |
c3c05144 | 809 | -e DOCKER_HOST_IP=$docker_ip --name $config -t $ports $volumes $docker_args $run_image $boot_command |
30835a52 S |
810 | |
811 | ) | |
812 | exit 0 | |
337a89aa S |
813 | |
814 | } | |
815 | ||
665468eb | 816 | valid_config_check() { |
794e44d5 | 817 | |
665468eb | 818 | valid_config="y" |
1c915080 JA |
819 | for x in DISCOURSE_SMTP_ADDRESS DISCOURSE_SMTP_USER_NAME DISCOURSE_SMTP_PASSWORD \ |
820 | DISCOURSE_DEVELOPER_EMAILS DISCOURSE_HOSTNAME | |
ec8f8b83 JP |
821 | do |
822 | mail_var=`grep "^ $x:" $config_file` | |
5dfdf9a3 JA |
823 | local result=$? |
824 | local default="example.com" | |
ec8f8b83 JP |
825 | if (( result == 0 )) |
826 | then | |
5dfdf9a3 | 827 | if [[ $mail_var = *"$default"* ]] |
1c915080 JA |
828 | then |
829 | echo "Warning: $x left at incorrect default of example.com" | |
830 | valid_config="n" | |
ec8f8b83 JP |
831 | fi |
832 | else | |
5dfdf9a3 | 833 | echo "Warning: $x not configured" |
1c915080 | 834 | valid_config="n" |
ec8f8b83 JP |
835 | fi |
836 | done | |
1c915080 | 837 | if [ -t 0 ] && [ "$valid_config" != "y" ]; then |
e93d165d JA |
838 | echo |
839 | read -p "Press Ctrl-C to exit and edit $config_file or ENTER to continue" | |
ec8f8b83 JP |
840 | fi |
841 | } | |
842 | ||
665468eb | 843 | run_bootstrap() { |
1f656469 GXT |
844 | if [ -z "$SKIP_DISCOURSE_PREREQS" ] ; then |
845 | # Does your system meet the minimum requirements? | |
846 | check_resources | |
60f9f04c | 847 | |
1f656469 GXT |
848 | # is our configuration file valid? |
849 | valid_config_check | |
6e784be6 | 850 | |
1f656469 GXT |
851 | # make minor scaling adjustments for RAM and CPU |
852 | scale_ram_and_cpu | |
853 | fi | |
794e44d5 | 854 | |
5dfdf9a3 | 855 | # I got no frigging clue what this does, ask Sam Saffron. It RUNS STUFF ON THE HOST I GUESS? |
60f9f04c S |
856 | host_run |
857 | ||
680dd4ea S |
858 | # Is the image available? |
859 | # If not, pull it here so the user is aware what's happening. | |
4807b1b8 | 860 | $docker_path history $image >/dev/null 2>&1 || $docker_path pull $image |
88126eba | 861 | |
680dd4ea | 862 | set_template_info |
93149421 | 863 | |
e02c1511 | 864 | base_image=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ |
680dd4ea | 865 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['base_image']"` |
93149421 | 866 | |
e02c1511 | 867 | update_pups=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ |
680dd4ea | 868 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['update_pups']"` |
b9c7b50e | 869 | |
680dd4ea S |
870 | if [[ ! X"" = X"$base_image" ]]; then |
871 | image=$base_image | |
872 | fi | |
b9c7b50e | 873 | |
680dd4ea | 874 | set_volumes |
41daa523 | 875 | set_links |
b9c7b50e | 876 | |
680dd4ea | 877 | rm -f $cidbootstrap |
d90671f3 | 878 | |
680dd4ea S |
879 | run_command="cd /pups &&" |
880 | if [[ ! "false" = $update_pups ]]; then | |
881 | run_command="$run_command git pull &&" | |
882 | fi | |
883 | run_command="$run_command /pups/bin/pups --stdin" | |
2162f1d4 | 884 | |
680dd4ea | 885 | echo $run_command |
b9c7b50e | 886 | |
e02c1511 | 887 | (exec echo "$input" | $docker_path run $user_args $links "${env[@]}" -e DOCKER_HOST_IP=$docker_ip --cidfile $cidbootstrap -i -a stdin -a stdout -a stderr $volumes $image \ |
680dd4ea | 888 | /bin/bash -c "$run_command") \ |
4807b1b8 | 889 | || ($docker_path rm `cat $cidbootstrap` && rm $cidbootstrap) |
88126eba | 890 | |
4b733d87 | 891 | [ ! -e $cidbootstrap ] && echo "** FAILED TO BOOTSTRAP ** please scroll up and look for earlier error messages, there may be more than one" && exit 1 |
9fb5f2d3 | 892 | |
680dd4ea | 893 | sleep 5 |
2162f1d4 | 894 | |
4807b1b8 MB |
895 | $docker_path commit `cat $cidbootstrap` $local_discourse/$config || echo 'FAILED TO COMMIT' |
896 | $docker_path rm `cat $cidbootstrap` && rm $cidbootstrap | |
680dd4ea | 897 | } |
9fb5f2d3 | 898 | |
8877f99e S |
899 | |
900 | ||
680dd4ea S |
901 | case "$command" in |
902 | bootstrap) | |
680dd4ea | 903 | run_bootstrap |
2dd2e330 | 904 | echo "Successfully bootstrapped, to startup use ./launcher start $config" |
4b3aebe1 | 905 | exit 0 |
5f803fb4 | 906 | ;; |
1acce9e4 | 907 | |
849ea5b1 JP |
908 | setup) |
909 | set_config | |
910 | read -p "Press ENTER to continue, or Ctrl-C to exit to check $config_file" | |
911 | run_bootstrap | |
912 | exit 0 | |
913 | ;; | |
914 | ||
2fc6ff36 | 915 | enter) |
0c456e8c | 916 | exec $docker_path exec -it $config /bin/bash --login |
2fc6ff36 S |
917 | ;; |
918 | ||
5f803fb4 | 919 | stop) |
337a89aa S |
920 | run_stop |
921 | exit 0 | |
5f803fb4 | 922 | ;; |
7e738616 | 923 | |
5f803fb4 | 924 | logs) |
7e738616 | 925 | |
30835a52 S |
926 | $docker_path logs $config |
927 | exit 0 | |
5f803fb4 | 928 | ;; |
7e738616 | 929 | |
337a89aa S |
930 | restart) |
931 | run_stop | |
932 | run_start | |
933 | exit 0 | |
934 | ;; | |
80c11be3 | 935 | |
337a89aa S |
936 | start) |
937 | run_start | |
938 | exit 0 | |
5f803fb4 | 939 | ;; |
7e738616 | 940 | |
680dd4ea | 941 | rebuild) |
4b6456ef | 942 | if [ "$(git symbolic-ref --short HEAD)" == "master" ]; then |
098533cb S |
943 | echo "Ensuring discourse docker is up to date" |
944 | ||
945 | git remote update | |
946 | ||
947 | LOCAL=$(git rev-parse @) | |
948 | REMOTE=$(git rev-parse @{u}) | |
949 | BASE=$(git merge-base @ @{u}) | |
950 | ||
951 | if [ $LOCAL = $REMOTE ]; then | |
952 | echo "Discourse Docker is up-to-date" | |
953 | ||
954 | elif [ $LOCAL = $BASE ]; then | |
955 | echo "Updating Discourse Docker" | |
956 | git pull || (echo 'failed to update' && exit 1) | |
957 | exec /bin/bash $0 $@ | |
958 | ||
959 | elif [ $REMOTE = $BASE ]; then | |
960 | echo "Your version of Discourse Docker is ahead of origin" | |
961 | ||
962 | else | |
905ec302 | 963 | echo "Discourse Docker has diverged source, this is only expected in Dev mode" |
098533cb S |
964 | fi |
965 | ||
4b6456ef | 966 | fi |
30835a52 S |
967 | |
968 | set_existing_container | |
969 | ||
970 | if [ ! -z $existing ] | |
680dd4ea S |
971 | then |
972 | echo "Stopping old container" | |
30835a52 S |
973 | ( |
974 | set -x | |
975 | $docker_path stop -t 10 $config | |
976 | ) | |
680dd4ea S |
977 | fi |
978 | ||
979 | run_bootstrap | |
980 | ||
30835a52 | 981 | if [ ! -z $existing ] |
680dd4ea | 982 | then |
30835a52 S |
983 | echo "Removing old container" |
984 | ( | |
985 | set -x | |
986 | $docker_path rm $config | |
987 | ) | |
680dd4ea S |
988 | fi |
989 | ||
990 | run_start | |
991 | exit 0 | |
992 | ;; | |
993 | ||
7e738616 | 994 | |
5f803fb4 | 995 | destroy) |
30835a52 S |
996 | (set -x; $docker_path stop -t 10 $config && $docker_path rm $config) || (echo "$config was not found" && exit 0) |
997 | exit 0 | |
5f803fb4 SS |
998 | ;; |
999 | esac | |
7e738616 | 1000 | |
5f803fb4 | 1001 | usage |