Commit | Line | Data |
---|---|---|
ace450bd | 1 | #!/bin/bash |
7e738616 | 2 | |
5cb39519 | 3 | usage () { |
c2d3ee4a | 4 | echo "Usage: launcher COMMAND CONFIG [--skip-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" | |
4a5acf8c | 10 | echo " enter: Open a shell to run commands inside the container" |
c2d3ee4a | 11 | echo " logs: View the Docker logs for a container" |
5cb39519 JA |
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" | |
15 | echo | |
16 | echo "Options:" | |
1f656469 | 17 | echo " --skip-prereqs Don't check launcher prerequisites" |
1f656469 | 18 | echo " --docker-args Extra arguments to pass when running docker" |
cad2919f | 19 | echo " --skip-mac-address Don't assign a mac address" |
5cb39519 JA |
20 | exit 1 |
21 | } | |
22 | ||
7e738616 S |
23 | command=$1 |
24 | config=$2 | |
65573a0e | 25 | user_args="" |
87c4f221 | 26 | |
1f656469 | 27 | while [ ${#} -gt 0 ]; do |
65573a0e | 28 | case "${1}" in |
19e3a6c0 S |
29 | --debug) |
30 | DEBUG="1" | |
31 | ;; | |
1f656469 | 32 | --skip-prereqs) |
4f36bb43 | 33 | SKIP_PREREQS="1" |
1f656469 | 34 | ;; |
cad2919f GXT |
35 | --skip-mac-address) |
36 | SKIP_MAC_ADDRESS="1" | |
37 | ;; | |
1f656469 GXT |
38 | --docker-args) |
39 | user_args="$2" | |
40 | shift | |
41 | ;; | |
1f656469 GXT |
42 | esac |
43 | ||
44 | shift 1 | |
45 | done | |
55d17203 | 46 | |
87756d6d EH |
47 | # Docker doesn't like uppercase characters, spaces or special characters, catch it now before we build everything out and then find out |
48 | re='[A-Z/ !@#$%^&*()+~`=]' | |
49 | if [[ $config =~ $re ]]; | |
50 | then | |
8877f99e | 51 | echo |
87756d6d EH |
52 | echo "ERROR: Config name must not contain upper case characters, spaces or special characters. Correct config name and rerun $0." |
53 | echo | |
54 | exit 1 | |
55 | fi | |
56 | ||
7936ebaa | 57 | cd "$(dirname "$0")" |
55d17203 | 58 | |
0998a7c8 | 59 | docker_min_version='17.03.1' |
ddf8c54c | 60 | docker_rec_version='17.06.2' |
6828238a JP |
61 | git_min_version='1.8.0' |
62 | git_rec_version='1.8.0' | |
60668406 | 63 | |
8dea575c | 64 | config_file=containers/"$config".yml |
5201a40c | 65 | cidbootstrap=cids/"$config"_bootstrap.cid |
5efded6a | 66 | local_discourse=local_discourse |
7c28a061 | 67 | image=discourse/base:2.0.20171008 |
4807b1b8 | 68 | docker_path=`which docker.io || which docker` |
6828238a | 69 | git_path=`which git` |
8877f99e | 70 | |
e0fd1f5b TB |
71 | if [ "${SUPERVISED}" = "true" ]; then |
72 | restart_policy="--restart=no" | |
73 | attach_on_start="-a" | |
74 | attach_on_run="-a stdout -a stderr" | |
75 | else | |
76 | attach_on_run="-d" | |
77 | fi | |
78 | ||
f2a3edee AY |
79 | if [ -n "$DOCKER_HOST" ]; then |
80 | docker_ip=`sed -e 's/^tcp:\/\/\(.*\):.*$/\1/' <<< "$DOCKER_HOST"` | |
81 | elif [ -x "$(which ip 2>/dev/null)" ]; then | |
813fef38 | 82 | docker_ip=`ip addr show docker0 | \ |
03bb0735 LG |
83 | grep 'inet ' | \ |
84 | awk '{ split($2,a,"/"); print a[1] }';` | |
85 | else | |
813fef38 | 86 | docker_ip=`ifconfig | \ |
03bb0735 LG |
87 | grep -B1 "inet addr" | \ |
88 | awk '{ if ( $1 == "inet" ) { print $2 } else if ( $2 == "Link" ) { printf "%s:" ,$1 } }' | \ | |
89 | grep docker0 | \ | |
90 | awk -F: '{ print $3 }';` | |
91 | fi | |
80c11be3 | 92 | |
7a96c86d | 93 | # From https://stackoverflow.com/a/44660519/702738 |
60668406 | 94 | compare_version() { |
7a96c86d RSS |
95 | if [[ $1 == $2 ]]; then |
96 | return 1 | |
97 | fi | |
98 | local IFS=. | |
99 | local i a=(${1%%[^0-9.]*}) b=(${2%%[^0-9.]*}) | |
100 | local arem=${1#${1%%[^0-9.]*}} brem=${2#${2%%[^0-9.]*}} | |
101 | for ((i=0; i<${#a[@]} || i<${#b[@]}; i++)); do | |
102 | if ((10#${a[i]:-0} < 10#${b[i]:-0})); then | |
60668406 | 103 | return 1 |
7a96c86d RSS |
104 | elif ((10#${a[i]:-0} > 10#${b[i]:-0})); then |
105 | return 0 | |
60668406 DP |
106 | fi |
107 | done | |
7a96c86d RSS |
108 | if [ "$arem" '<' "$brem" ]; then |
109 | return 1 | |
110 | elif [ "$arem" '>' "$brem" ]; then | |
111 | return 0 | |
112 | fi | |
113 | return 1 | |
60668406 DP |
114 | } |
115 | ||
665468eb JA |
116 | |
117 | install_docker() { | |
c2d3ee4a | 118 | echo "Docker is not installed, you will need to install Docker in order to run Launcher" |
bf6d49b5 | 119 | echo "See https://docs.docker.com/installation/" |
665468eb JA |
120 | exit 1 |
121 | } | |
122 | ||
87c4f221 | 123 | check_prereqs() { |
794e44d5 GXT |
124 | |
125 | if [ -z $docker_path ]; then | |
665468eb JA |
126 | install_docker |
127 | fi | |
a3e18d95 | 128 | |
e741295a | 129 | # 1. docker daemon running? |
30835a52 S |
130 | # we send stderr to /dev/null cause we don't care about warnings, |
131 | # it usually complains about swap which does not matter | |
132 | test=`$docker_path info 2> /dev/null` | |
e741295a MB |
133 | if [[ $? -ne 0 ]] ; then |
134 | echo "Cannot connect to the docker daemon - verify it is running and you have access" | |
135 | exit 1 | |
136 | fi | |
137 | ||
90287f8e | 138 | # 2. running an approved storage driver? |
7644adb7 | 139 | if ! $docker_path info 2> /dev/null | egrep -q '^Storage Driver: (aufs|btrfs|zfs|overlay|overlay2)$'; then |
90287f8e | 140 | echo "Your Docker installation is not using a supported storage driver. If we were to proceed you may have a broken install." |
7644adb7 | 141 | echo "aufs is the recommended storage driver, although zfs/btrfs/overlay and overlay2 may work as well." |
90287f8e MP |
142 | echo "Other storage drivers are known to be problematic." |
143 | echo "You can tell what filesystem you are using by running \"docker info\" and looking at the 'Storage Driver' line." | |
5dfdf9a3 | 144 | echo |
90287f8e MP |
145 | echo "If you wish to continue anyway using your existing unsupported storage driver," |
146 | echo "read the source code of launcher and figure out how to bypass this check." | |
48f22d14 | 147 | exit 1 |
a3e18d95 S |
148 | fi |
149 | ||
60668406 DP |
150 | # 3. running recommended docker version |
151 | test=($($docker_path --version)) # Get docker version string | |
152 | test=${test[2]//,/} # Get version alone and strip comma if exists | |
a3e18d95 | 153 | |
87c4f221 | 154 | # At least minimum docker version |
cf00fce0 | 155 | if compare_version "${docker_min_version}" "${test}"; then |
60668406 | 156 | echo "ERROR: Docker version ${test} not supported, please upgrade to at least ${docker_min_version}, or recommended ${docker_rec_version}" |
a3e18d95 S |
157 | exit 1 |
158 | fi | |
159 | ||
87c4f221 | 160 | # Recommend newer docker version |
60668406 DP |
161 | if compare_version "${docker_rec_version}" "${test}"; then |
162 | echo "WARNING: Docker version ${test} deprecated, recommend upgrade to ${docker_rec_version} or newer." | |
163 | fi | |
164 | ||
405948ee S |
165 | # 4. discourse docker image is downloaded |
166 | test=`$docker_path images | awk '{print $1 ":" $2 }' | grep "$image"` | |
167 | ||
168 | if [ -z "$test" ]; then | |
169 | echo | |
170 | echo "WARNING: We are about to start downloading the Discourse base image" | |
171 | echo "This process may take anywhere between a few minutes to an hour, depending on your network speed" | |
172 | echo | |
173 | echo "Please be patient" | |
174 | echo | |
405948ee | 175 | fi |
405948ee | 176 | |
6828238a JP |
177 | # 5. running recommended git version |
178 | test=($($git_path --version)) # Get git version string | |
179 | test=${test[2]//,/} # Get version alone and strip comma if exists | |
180 | ||
181 | # At least minimum version | |
182 | if compare_version "${git_min_version}" "${test}"; then | |
183 | echo "ERROR: Git version ${test} not supported, please upgrade to at least ${git_min_version}, or recommended ${git_rec_version}" | |
184 | exit 1 | |
185 | fi | |
186 | ||
187 | # Recommend best version | |
188 | if compare_version "${git_rec_version}" "${test}"; then | |
189 | echo "WARNING: Git version ${test} deprecated, recommend upgrade to ${git_rec_version} or newer." | |
190 | fi | |
191 | ||
192 | # 6. able to attach stderr / out / tty | |
e02c1511 | 193 | test=`$docker_path run $user_args -i --rm -a stdout -a stderr $image echo working` |
a3e18d95 S |
194 | if [[ "$test" =~ "working" ]] ; then : ; else |
195 | echo "Your Docker installation is not working correctly" | |
196 | echo | |
197 | echo "See: https://meta.discourse.org/t/docker-error-on-bootstrap/13657/18?u=sam" | |
198 | exit 1 | |
199 | fi | |
4770834b | 200 | |
49b2fcc4 | 201 | # 7. enough space for the bootstrap on docker folder |
8cdc533d RSS |
202 | folder=`$docker_path info --format '{{.DockerRootDir}}'` |
203 | safe_folder=${folder:-/var/lib/docker} | |
49b2fcc4 RSS |
204 | test=$(($(stat -f --format="%a*%S" $safe_folder)/1024**3 < 5)) |
205 | if [[ $test -ne 0 ]] ; then | |
da095c30 RSS |
206 | echo "You have less than 5GB of free space on the disk where $safe_folder is located. You will need more space to continue" |
207 | df -h $safe_folder | |
49b2fcc4 RSS |
208 | echo |
209 | read -p "Would you like to attempt to recover space by cleaning docker images and containers in the system?(y/N)" -n 1 -r | |
210 | echo | |
211 | if [[ $REPLY =~ ^[Yy]$ ]] | |
212 | then | |
213 | docker system prune | |
214 | echo "If the cleanup was successful, you may try again now" | |
215 | fi | |
216 | exit 1 | |
217 | fi | |
6e784be6 MP |
218 | } |
219 | ||
6828238a | 220 | |
cf3dd6f2 | 221 | if [ -z "$SKIP_PREREQS" ] && [ "$command" != "cleanup" ]; then |
87c4f221 | 222 | check_prereqs |
55d17203 | 223 | fi |
a3e18d95 | 224 | |
60f9f04c S |
225 | host_run() { |
226 | read -r -d '' env_ruby << 'RUBY' | |
227 | require 'yaml' | |
228 | ||
229 | input = STDIN.readlines.join | |
230 | yaml = YAML.load(input) | |
231 | ||
232 | if host_run = yaml['host_run'] | |
233 | params = yaml['params'] || {} | |
234 | host_run.each do |run| | |
235 | params.each do |k,v| | |
236 | run = run.gsub("$#{k}", v) | |
237 | end | |
238 | STDOUT.write "#{run}--SEP--" | |
239 | end | |
240 | end | |
241 | RUBY | |
242 | ||
e02c1511 | 243 | host_run=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e "$env_ruby"` |
60f9f04c S |
244 | |
245 | while [ "$host_run" ] ; do | |
246 | iter=${host_run%%--SEP--*} | |
247 | echo | |
248 | echo "Host run: $iter" | |
249 | $iter || exit 1 | |
250 | echo | |
251 | host_run="${host_run#*--SEP--}" | |
252 | done | |
253 | } | |
254 | ||
255 | ||
d90671f3 | 256 | set_volumes() { |
e02c1511 | 257 | volumes=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
02d9a654 | 258 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['volumes'].map{|v| '-v ' << v['volume']['host'] << ':' << v['volume']['guest'] << ' '}.join"` |
d90671f3 SS |
259 | } |
260 | ||
41daa523 | 261 | set_links() { |
e02c1511 | 262 | links=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
41daa523 | 263 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['links'].map{|l| '--link ' << l['link']['name'] << ':' << l['link']['alias'] << ' '}.join"` |
264 | } | |
265 | ||
06310c73 GXT |
266 | find_templates() { |
267 | local templates=`cat $1 | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
7f77c274 SS |
268 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['templates']"` |
269 | ||
06310c73 GXT |
270 | local arrTemplates=${templates// / } |
271 | ||
2ec550f7 | 272 | if [ ! -z "$templates" ]; then |
06310c73 GXT |
273 | for template in "${arrTemplates[@]}" |
274 | do | |
275 | local nested_templates=$(find_templates $template) | |
276 | ||
277 | if [ ! -z "$nested_templates" ]; then | |
278 | templates="$templates $nested_templates" | |
279 | fi | |
280 | done | |
281 | ||
282 | echo $templates | |
283 | else | |
284 | echo "" | |
285 | fi | |
286 | } | |
287 | ||
288 | set_template_info() { | |
289 | templates=$(find_templates $config_file) | |
290 | ||
7f77c274 SS |
291 | arrTemplates=(${templates// / }) |
292 | config_data=$(cat $config_file) | |
293 | ||
294 | input="hack: true" | |
295 | ||
7f77c274 SS |
296 | for template in "${arrTemplates[@]}" |
297 | do | |
298 | [ ! -z $template ] && { | |
299 | input="$input _FILE_SEPERATOR_ $(cat $template)" | |
300 | } | |
301 | done | |
302 | ||
303 | # we always want our config file last so it takes priority | |
304 | input="$input _FILE_SEPERATOR_ $config_data" | |
305 | ||
306 | read -r -d '' env_ruby << 'RUBY' | |
307 | require 'yaml' | |
308 | ||
309 | input=STDIN.readlines.join | |
e66e05b8 | 310 | # default to UTF-8 for the dbs sakeb |
3cb3d9c4 | 311 | env = {'LANG' => 'en_US.UTF-8'} |
7f77c274 SS |
312 | input.split('_FILE_SEPERATOR_').each do |yml| |
313 | yml.strip! | |
314 | begin | |
315 | env.merge!(YAML.load(yml)['env'] || {}) | |
f3824347 | 316 | rescue Psych::SyntaxError => e |
317 | puts e | |
318 | puts "*ERROR." | |
7f77c274 SS |
319 | rescue => e |
320 | puts yml | |
321 | p e | |
322 | end | |
323 | end | |
4b563ee8 | 324 | puts env.map{|k,v| "-e\n#{k}=#{v}" }.join("\n") |
7f77c274 SS |
325 | RUBY |
326 | ||
e02c1511 | 327 | raw=`exec echo "$input" | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e "$env_ruby"` |
4b563ee8 SS |
328 | |
329 | env=() | |
f3824347 | 330 | ok=1 |
4b563ee8 | 331 | while read i; do |
f3824347 | 332 | if [ "$i" == "*ERROR." ]; then |
333 | ok=0 | |
334 | elif [ -n "$i" ]; then | |
16f2d250 S |
335 | env[${#env[@]}]=$i |
336 | fi | |
4b563ee8 SS |
337 | done <<< "$raw" |
338 | ||
f3824347 | 339 | if [ "$ok" -ne 1 ]; then |
340 | echo "${env[@]}" | |
c2d3ee4a | 341 | echo "YAML syntax error. Please check your containers/*.yml config files." |
f3824347 | 342 | exit 1 |
343 | fi | |
762d9bbf MP |
344 | |
345 | read -r -d '' labels_ruby << 'RUBY' | |
346 | require 'yaml' | |
347 | ||
348 | input=STDIN.readlines.join | |
349 | # default to UTF-8 for the dbs sake | |
350 | labels = {} | |
351 | input.split('_FILE_SEPERATOR_').each do |yml| | |
352 | yml.strip! | |
353 | begin | |
354 | labels.merge!(YAML.load(yml)['labels'] || {}) | |
355 | rescue Psych::SyntaxError => e | |
356 | puts e | |
357 | puts "*ERROR." | |
358 | rescue => e | |
359 | puts yml | |
360 | p e | |
361 | end | |
362 | end | |
363 | puts labels.map{|k,v| "-l\n#{k}=#{v}" }.join("\n") | |
364 | RUBY | |
365 | ||
366 | raw=`exec echo "$input" | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e "$labels_ruby"` | |
367 | ||
368 | labels=() | |
369 | ok=1 | |
370 | while read i; do | |
371 | if [ "$i" == "*ERROR." ]; then | |
372 | ok=0 | |
373 | elif [ -n "$i" ]; then | |
e66e05b8 | 374 | labels[${#labels[@]}]=$(echo $i | sed s/{{config}}/${config}/) |
762d9bbf MP |
375 | fi |
376 | done <<< "$raw" | |
377 | ||
378 | if [ "$ok" -ne 1 ]; then | |
379 | echo "${labels[@]}" | |
380 | echo "YAML syntax error. Please check your containers/*.yml config files." | |
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 $space)" | |
30835a52 | 405 | |
c692f743 | 406 | else |
30835a52 | 407 | exit 1 |
c692f743 | 408 | fi |
a8b66f98 L |
409 | exit 0 |
410 | } | |
5f803fb4 | 411 | |
65573a0e GXT |
412 | if [ -z "$command" -a -z "$config" ]; then |
413 | usage | |
414 | fi | |
415 | ||
416 | if [ ! "$command" == "setup" ]; then | |
417 | if [[ ! -e $config_file ]]; then | |
7e738616 | 418 | echo "Config file was not found, ensure $config_file exists" |
5dfdf9a3 | 419 | echo |
71680b16 | 420 | echo "Available configs ( `cd containers && ls -dm *.yml | tr -s '\n' ' ' | awk '{ gsub(/\.yml/, ""); print }'`)" |
7e738616 | 421 | exit 1 |
65573a0e | 422 | fi |
7e738616 S |
423 | fi |
424 | ||
e2ed1fb6 S |
425 | docker_version=($($docker_path --version)) |
426 | docker_version=${test[2]//,/} | |
69545efd | 427 | restart_policy=${restart_policy:---restart=always} |
e2ed1fb6 | 428 | |
30835a52 | 429 | set_existing_container(){ |
295e8f19 | 430 | existing=`$docker_path ps -a | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
337a89aa S |
431 | } |
432 | ||
665468eb | 433 | run_stop() { |
337a89aa | 434 | |
30835a52 | 435 | set_existing_container |
60f9f04c | 436 | |
30835a52 | 437 | if [ ! -z $existing ] |
337a89aa | 438 | then |
30835a52 S |
439 | ( |
440 | set -x | |
a9cba0fc | 441 | $docker_path stop -t 10 $config |
30835a52 | 442 | ) |
337a89aa | 443 | else |
30835a52 S |
444 | echo "$config was not started !" |
445 | exit 1 | |
446 | fi | |
447 | } | |
337a89aa | 448 | |
8877f99e S |
449 | set_run_image() { |
450 | run_image=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
451 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['run_image']"` | |
452 | ||
453 | if [ -z "$run_image" ]; then | |
454 | run_image="$local_discourse/$config" | |
455 | fi | |
456 | } | |
457 | ||
458 | set_boot_command() { | |
459 | boot_command=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
460 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['boot_command']"` | |
461 | ||
462 | if [ -z "$boot_command" ]; then | |
463 | ||
464 | no_boot_command=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
465 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['no_boot_command']"` | |
466 | ||
467 | if [ -z "$no_boot_command" ]; then | |
468 | boot_command="/sbin/boot" | |
469 | fi | |
470 | fi | |
471 | } | |
472 | ||
665468eb | 473 | run_start() { |
337a89aa | 474 | |
295e8f19 S |
475 | existing=`$docker_path ps | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
476 | echo $existing | |
30835a52 S |
477 | if [ ! -z $existing ] |
478 | then | |
479 | echo "Nothing to do, your container has already started!" | |
eac33309 | 480 | exit 0 |
30835a52 S |
481 | fi |
482 | ||
295e8f19 | 483 | existing=`$docker_path ps -a | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
30835a52 S |
484 | if [ ! -z $existing ] |
485 | then | |
486 | echo "starting up existing container" | |
487 | ( | |
488 | set -x | |
489 | $docker_path start $config | |
490 | ) | |
491 | exit 0 | |
492 | fi | |
493 | ||
494 | host_run | |
1f656469 | 495 | |
afec9a51 GXT |
496 | ports=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
497 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['expose'].map{|p| \"-p #{p}\"}.join(' ')"` | |
498 | ||
8b617e6e PG |
499 | docker_args=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
500 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['docker_args']"` | |
501 | ||
30835a52 S |
502 | set_template_info |
503 | set_volumes | |
504 | set_links | |
8877f99e S |
505 | set_run_image |
506 | set_boot_command | |
30835a52 | 507 | |
c6dd6f9d FB |
508 | # get hostname and settings from container configuration |
509 | for envar in "${env[@]}" | |
510 | do | |
511 | if [[ $envar == DOCKER_USE_HOSTNAME* ]] || [[ $envar == DISCOURSE_HOSTNAME* ]] | |
512 | then | |
513 | # use as environment variable | |
514 | eval $envar | |
515 | fi | |
516 | done | |
517 | ||
30835a52 | 518 | ( |
c834fdd1 | 519 | hostname=`hostname -s` |
c6dd6f9d FB |
520 | # overwrite hostname |
521 | if [ "$DOCKER_USE_HOSTNAME" = "true" ] | |
522 | then | |
523 | hostname=$DISCOURSE_HOSTNAME | |
524 | else | |
525 | hostname=$hostname-$config | |
526 | fi | |
527 | ||
a0606001 S |
528 | # we got to normalize so we only have allowed strings, this is more comprehensive but lets see how bash does first |
529 | # hostname=`$docker_path run $user_args --rm $image ruby -e 'print ARGV[0].gsub(/[^a-zA-Z-]/, "-")' $hostname` | |
530 | # docker added more hostname rules | |
fd2e7637 | 531 | hostname=${hostname//_/-} |
a0606001 | 532 | |
cad2919f GXT |
533 | |
534 | if [ -z "$SKIP_MAC_ADDRESS" ] ; then | |
535 | mac_address="--mac-address $($docker_path run $user_args -i --rm -a stdout -a stderr $image /bin/sh -c "echo $hostname | md5sum | sed 's/^\(..\)\(..\)\(..\)\(..\)\(..\).*$/02:\1:\2:\3:\4:\5/'")" | |
536 | fi | |
d2a86ee1 | 537 | |
30835a52 | 538 | set -x |
e00fca6e | 539 | $docker_path run $links $attach_on_run $restart_policy "${env[@]}" "${labels[@]}" -h "$hostname" \ |
bf268008 | 540 | -e DOCKER_HOST_IP="$docker_ip" --name $config -t $ports $volumes $mac_address $docker_args $user_args \ |
d2a86ee1 | 541 | $run_image $boot_command |
30835a52 S |
542 | |
543 | ) | |
544 | exit 0 | |
337a89aa S |
545 | |
546 | } | |
547 | ||
ec8f8b83 | 548 | |
665468eb | 549 | run_bootstrap() { |
794e44d5 | 550 | |
5dfdf9a3 | 551 | # I got no frigging clue what this does, ask Sam Saffron. It RUNS STUFF ON THE HOST I GUESS? |
60f9f04c S |
552 | host_run |
553 | ||
680dd4ea S |
554 | # Is the image available? |
555 | # If not, pull it here so the user is aware what's happening. | |
4807b1b8 | 556 | $docker_path history $image >/dev/null 2>&1 || $docker_path pull $image |
88126eba | 557 | |
680dd4ea | 558 | set_template_info |
93149421 | 559 | |
e02c1511 | 560 | base_image=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ |
680dd4ea | 561 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['base_image']"` |
93149421 | 562 | |
e02c1511 | 563 | update_pups=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ |
680dd4ea | 564 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['update_pups']"` |
b9c7b50e | 565 | |
680dd4ea S |
566 | if [[ ! X"" = X"$base_image" ]]; then |
567 | image=$base_image | |
568 | fi | |
b9c7b50e | 569 | |
680dd4ea | 570 | set_volumes |
41daa523 | 571 | set_links |
b9c7b50e | 572 | |
680dd4ea | 573 | rm -f $cidbootstrap |
d90671f3 | 574 | |
680dd4ea S |
575 | run_command="cd /pups &&" |
576 | if [[ ! "false" = $update_pups ]]; then | |
577 | run_command="$run_command git pull &&" | |
578 | fi | |
ca2ce907 | 579 | run_command="$run_command /pups/bin/pups --stdin" |
2162f1d4 | 580 | |
680dd4ea | 581 | echo $run_command |
b9c7b50e | 582 | |
b4ab14c2 | 583 | unset ERR |
ca2ce907 | 584 | (exec echo "$input" | $docker_path run $user_args $links "${env[@]}" -e DOCKER_HOST_IP="$docker_ip" --cidfile $cidbootstrap -i -a stdin -a stdout -a stderr $volumes $image \ |
b4ab14c2 S |
585 | /bin/bash -c "$run_command") || ERR=$? |
586 | ||
587 | unset FAILED | |
588 | # magic exit code that indicates a retry | |
589 | if [[ "$ERR" == 77 ]]; then | |
382c8e40 S |
590 | $docker_path rm `cat $cidbootstrap` |
591 | rm $cidbootstrap | |
b4ab14c2 | 592 | exit 77 |
382c8e40 | 593 | elif [[ "$ERR" > 0 ]]; then |
b4ab14c2 S |
594 | FAILED=TRUE |
595 | fi | |
19e3a6c0 S |
596 | |
597 | if [[ $FAILED = "TRUE" ]]; then | |
598 | if [[ ! -z "$DEBUG" ]]; then | |
599 | $docker_path commit `cat $cidbootstrap` $local_discourse/$config-debug || echo 'FAILED TO COMMIT' | |
600 | echo "** DEBUG ** Maintaining image for diagnostics $local_discourse/$config-debug" | |
601 | fi | |
88126eba | 602 | |
19e3a6c0 S |
603 | $docker_path rm `cat $cidbootstrap` |
604 | rm $cidbootstrap | |
605 | echo "** FAILED TO BOOTSTRAP ** please scroll up and look for earlier error messages, there may be more than one" | |
606 | exit 1 | |
607 | fi | |
9fb5f2d3 | 608 | |
680dd4ea | 609 | sleep 5 |
2162f1d4 | 610 | |
4807b1b8 MB |
611 | $docker_path commit `cat $cidbootstrap` $local_discourse/$config || echo 'FAILED TO COMMIT' |
612 | $docker_path rm `cat $cidbootstrap` && rm $cidbootstrap | |
680dd4ea | 613 | } |
9fb5f2d3 | 614 | |
8877f99e S |
615 | |
616 | ||
680dd4ea S |
617 | case "$command" in |
618 | bootstrap) | |
680dd4ea | 619 | run_bootstrap |
2dd2e330 | 620 | echo "Successfully bootstrapped, to startup use ./launcher start $config" |
4b3aebe1 | 621 | exit 0 |
5f803fb4 | 622 | ;; |
1acce9e4 | 623 | |
2fc6ff36 | 624 | enter) |
0c456e8c | 625 | exec $docker_path exec -it $config /bin/bash --login |
2fc6ff36 S |
626 | ;; |
627 | ||
5f803fb4 | 628 | stop) |
337a89aa S |
629 | run_stop |
630 | exit 0 | |
5f803fb4 | 631 | ;; |
7e738616 | 632 | |
5f803fb4 | 633 | logs) |
7e738616 | 634 | |
30835a52 S |
635 | $docker_path logs $config |
636 | exit 0 | |
5f803fb4 | 637 | ;; |
7e738616 | 638 | |
337a89aa S |
639 | restart) |
640 | run_stop | |
641 | run_start | |
642 | exit 0 | |
643 | ;; | |
80c11be3 | 644 | |
337a89aa S |
645 | start) |
646 | run_start | |
647 | exit 0 | |
5f803fb4 | 648 | ;; |
7e738616 | 649 | |
680dd4ea | 650 | rebuild) |
4b6456ef | 651 | if [ "$(git symbolic-ref --short HEAD)" == "master" ]; then |
c2d3ee4a | 652 | echo "Ensuring launcher is up to date" |
098533cb S |
653 | |
654 | git remote update | |
655 | ||
656 | LOCAL=$(git rev-parse @) | |
657 | REMOTE=$(git rev-parse @{u}) | |
658 | BASE=$(git merge-base @ @{u}) | |
659 | ||
660 | if [ $LOCAL = $REMOTE ]; then | |
c2d3ee4a | 661 | echo "Launcher is up-to-date" |
098533cb S |
662 | |
663 | elif [ $LOCAL = $BASE ]; then | |
c2d3ee4a | 664 | echo "Updating Launcher" |
098533cb | 665 | git pull || (echo 'failed to update' && exit 1) |
88ee2e35 | 666 | |
8100fab0 PD |
667 | for (( i=${#BASH_ARGV[@]}-1,j=0; i>=0,j<${#BASH_ARGV[@]}; i--,j++ )) |
668 | do | |
669 | args[$j]=${BASH_ARGV[$i]} | |
670 | done | |
671 | exec /bin/bash $0 "${args[@]}" # $@ is empty, because of shift at the beginning. Use BASH_ARGV instead. | |
098533cb S |
672 | |
673 | elif [ $REMOTE = $BASE ]; then | |
c2d3ee4a | 674 | echo "Your version of Launcher is ahead of origin" |
098533cb S |
675 | |
676 | else | |
c2d3ee4a | 677 | echo "Launcher has diverged source, this is only expected in Dev mode" |
098533cb S |
678 | fi |
679 | ||
4b6456ef | 680 | fi |
30835a52 S |
681 | |
682 | set_existing_container | |
683 | ||
684 | if [ ! -z $existing ] | |
680dd4ea S |
685 | then |
686 | echo "Stopping old container" | |
30835a52 S |
687 | ( |
688 | set -x | |
689 | $docker_path stop -t 10 $config | |
690 | ) | |
680dd4ea S |
691 | fi |
692 | ||
693 | run_bootstrap | |
694 | ||
30835a52 | 695 | if [ ! -z $existing ] |
680dd4ea | 696 | then |
30835a52 S |
697 | echo "Removing old container" |
698 | ( | |
699 | set -x | |
700 | $docker_path rm $config | |
701 | ) | |
680dd4ea S |
702 | fi |
703 | ||
704 | run_start | |
705 | exit 0 | |
706 | ;; | |
707 | ||
7e738616 | 708 | |
5f803fb4 | 709 | destroy) |
98bd0edf | 710 | (set -x; $docker_path stop -t 10 $config && $docker_path rm $config) || (echo "$config was not found" && exit 0) |
30835a52 | 711 | exit 0 |
5f803fb4 SS |
712 | ;; |
713 | esac | |
7e738616 | 714 | |
5f803fb4 | 715 | usage |