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 "$0")" |
55d17203 | 58 | |
a28dd1dc JA |
59 | docker_min_version='1.8.0' |
60 | docker_rec_version='1.8.0' | |
6828238a JP |
61 | git_min_version='1.8.0' |
62 | git_rec_version='1.8.0' | |
60668406 | 63 | |
8dea575c | 64 | config_file=containers/"$config".yml |
5201a40c | 65 | cidbootstrap=cids/"$config"_bootstrap.cid |
5efded6a | 66 | local_discourse=local_discourse |
e7696e0d | 67 | image=discourse/base:2.0.20170531 |
4807b1b8 | 68 | docker_path=`which docker.io || which docker` |
6828238a | 69 | git_path=`which git` |
8877f99e | 70 | |
e0fd1f5b TB |
71 | if [ "${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 | |
60668406 DP |
93 | compare_version() { |
94 | declare -a ver_a | |
95 | declare -a ver_b | |
96 | IFS=. read -a ver_a <<< "$1" | |
97 | IFS=. read -a ver_b <<< "$2" | |
98 | ||
99 | while [[ -n $ver_a ]]; do | |
100 | if (( ver_a > ver_b )); then | |
101 | return 0 | |
102 | elif (( ver_b > ver_a )); then | |
103 | return 1 | |
104 | else | |
105 | unset ver_a[0] | |
106 | ver_a=("${ver_a[@]}") | |
107 | unset ver_b[0] | |
108 | ver_b=("${ver_b[@]}") | |
109 | fi | |
110 | done | |
111 | return 1 # They are equal | |
112 | } | |
113 | ||
665468eb JA |
114 | |
115 | install_docker() { | |
c2d3ee4a | 116 | echo "Docker is not installed, you will need to install Docker in order to run Launcher" |
bf6d49b5 | 117 | echo "See https://docs.docker.com/installation/" |
665468eb JA |
118 | exit 1 |
119 | } | |
120 | ||
87c4f221 | 121 | check_prereqs() { |
794e44d5 GXT |
122 | |
123 | if [ -z $docker_path ]; then | |
665468eb JA |
124 | install_docker |
125 | fi | |
a3e18d95 | 126 | |
e741295a | 127 | # 1. docker daemon running? |
30835a52 S |
128 | # we send stderr to /dev/null cause we don't care about warnings, |
129 | # it usually complains about swap which does not matter | |
130 | test=`$docker_path info 2> /dev/null` | |
e741295a MB |
131 | if [[ $? -ne 0 ]] ; then |
132 | echo "Cannot connect to the docker daemon - verify it is running and you have access" | |
133 | exit 1 | |
134 | fi | |
135 | ||
90287f8e | 136 | # 2. running an approved storage driver? |
7644adb7 | 137 | if ! $docker_path info 2> /dev/null | egrep -q '^Storage Driver: (aufs|btrfs|zfs|overlay|overlay2)$'; then |
90287f8e | 138 | echo "Your Docker installation is not using a supported storage driver. If we were to proceed you may have a broken install." |
7644adb7 | 139 | echo "aufs is the recommended storage driver, although zfs/btrfs/overlay and overlay2 may work as well." |
90287f8e MP |
140 | echo "Other storage drivers are known to be problematic." |
141 | echo "You can tell what filesystem you are using by running \"docker info\" and looking at the 'Storage Driver' line." | |
5dfdf9a3 | 142 | echo |
90287f8e MP |
143 | echo "If you wish to continue anyway using your existing unsupported storage driver," |
144 | echo "read the source code of launcher and figure out how to bypass this check." | |
48f22d14 | 145 | exit 1 |
a3e18d95 S |
146 | fi |
147 | ||
60668406 DP |
148 | # 3. running recommended docker version |
149 | test=($($docker_path --version)) # Get docker version string | |
150 | test=${test[2]//,/} # Get version alone and strip comma if exists | |
a3e18d95 | 151 | |
87c4f221 | 152 | # At least minimum docker version |
cf00fce0 | 153 | if compare_version "${docker_min_version}" "${test}"; then |
60668406 | 154 | echo "ERROR: Docker version ${test} not supported, please upgrade to at least ${docker_min_version}, or recommended ${docker_rec_version}" |
a3e18d95 S |
155 | exit 1 |
156 | fi | |
157 | ||
87c4f221 | 158 | # Recommend newer docker version |
60668406 DP |
159 | if compare_version "${docker_rec_version}" "${test}"; then |
160 | echo "WARNING: Docker version ${test} deprecated, recommend upgrade to ${docker_rec_version} or newer." | |
161 | fi | |
162 | ||
405948ee S |
163 | # 4. discourse docker image is downloaded |
164 | test=`$docker_path images | awk '{print $1 ":" $2 }' | grep "$image"` | |
165 | ||
166 | if [ -z "$test" ]; then | |
167 | echo | |
168 | echo "WARNING: We are about to start downloading the Discourse base image" | |
169 | echo "This process may take anywhere between a few minutes to an hour, depending on your network speed" | |
170 | echo | |
171 | echo "Please be patient" | |
172 | echo | |
405948ee | 173 | fi |
405948ee | 174 | |
6828238a JP |
175 | # 5. running recommended git version |
176 | test=($($git_path --version)) # Get git version string | |
177 | test=${test[2]//,/} # Get version alone and strip comma if exists | |
178 | ||
179 | # At least minimum version | |
180 | if compare_version "${git_min_version}" "${test}"; then | |
181 | echo "ERROR: Git version ${test} not supported, please upgrade to at least ${git_min_version}, or recommended ${git_rec_version}" | |
182 | exit 1 | |
183 | fi | |
184 | ||
185 | # Recommend best version | |
186 | if compare_version "${git_rec_version}" "${test}"; then | |
187 | echo "WARNING: Git version ${test} deprecated, recommend upgrade to ${git_rec_version} or newer." | |
188 | fi | |
189 | ||
190 | # 6. able to attach stderr / out / tty | |
e02c1511 | 191 | test=`$docker_path run $user_args -i --rm -a stdout -a stderr $image echo working` |
a3e18d95 S |
192 | if [[ "$test" =~ "working" ]] ; then : ; else |
193 | echo "Your Docker installation is not working correctly" | |
194 | echo | |
195 | echo "See: https://meta.discourse.org/t/docker-error-on-bootstrap/13657/18?u=sam" | |
196 | exit 1 | |
197 | fi | |
4770834b | 198 | |
49b2fcc4 | 199 | # 7. enough space for the bootstrap on docker folder |
8cdc533d RSS |
200 | folder=`$docker_path info --format '{{.DockerRootDir}}'` |
201 | safe_folder=${folder:-/var/lib/docker} | |
49b2fcc4 RSS |
202 | test=$(($(stat -f --format="%a*%S" $safe_folder)/1024**3 < 5)) |
203 | if [[ $test -ne 0 ]] ; then | |
204 | echo "You have less than 5GB of free space on the disk. You will need more space to continue" | |
205 | echo | |
206 | read -p "Would you like to attempt to recover space by cleaning docker images and containers in the system?(y/N)" -n 1 -r | |
207 | echo | |
208 | if [[ $REPLY =~ ^[Yy]$ ]] | |
209 | then | |
210 | docker system prune | |
211 | echo "If the cleanup was successful, you may try again now" | |
212 | fi | |
213 | exit 1 | |
214 | fi | |
6e784be6 MP |
215 | } |
216 | ||
6828238a | 217 | |
1f656469 | 218 | if [ -z "$SKIP_PREREQS" ] ; then |
87c4f221 | 219 | check_prereqs |
55d17203 | 220 | fi |
a3e18d95 | 221 | |
60f9f04c S |
222 | host_run() { |
223 | read -r -d '' env_ruby << 'RUBY' | |
224 | require 'yaml' | |
225 | ||
226 | input = STDIN.readlines.join | |
227 | yaml = YAML.load(input) | |
228 | ||
229 | if host_run = yaml['host_run'] | |
230 | params = yaml['params'] || {} | |
231 | host_run.each do |run| | |
232 | params.each do |k,v| | |
233 | run = run.gsub("$#{k}", v) | |
234 | end | |
235 | STDOUT.write "#{run}--SEP--" | |
236 | end | |
237 | end | |
238 | RUBY | |
239 | ||
e02c1511 | 240 | host_run=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e "$env_ruby"` |
60f9f04c S |
241 | |
242 | while [ "$host_run" ] ; do | |
243 | iter=${host_run%%--SEP--*} | |
244 | echo | |
245 | echo "Host run: $iter" | |
246 | $iter || exit 1 | |
247 | echo | |
248 | host_run="${host_run#*--SEP--}" | |
249 | done | |
250 | } | |
251 | ||
252 | ||
d90671f3 | 253 | set_volumes() { |
e02c1511 | 254 | volumes=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
d90671f3 SS |
255 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['volumes'].map{|v| '-v ' << v['volume']['host'] << ':' << v['volume']['guest'] << ' '}.join"` |
256 | } | |
257 | ||
41daa523 | 258 | set_links() { |
e02c1511 | 259 | links=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
41daa523 | 260 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['links'].map{|l| '--link ' << l['link']['name'] << ':' << l['link']['alias'] << ' '}.join"` |
261 | } | |
262 | ||
06310c73 GXT |
263 | find_templates() { |
264 | local templates=`cat $1 | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
7f77c274 SS |
265 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['templates']"` |
266 | ||
06310c73 GXT |
267 | local arrTemplates=${templates// / } |
268 | ||
2ec550f7 | 269 | if [ ! -z "$templates" ]; then |
06310c73 GXT |
270 | for template in "${arrTemplates[@]}" |
271 | do | |
272 | local nested_templates=$(find_templates $template) | |
273 | ||
274 | if [ ! -z "$nested_templates" ]; then | |
275 | templates="$templates $nested_templates" | |
276 | fi | |
277 | done | |
278 | ||
279 | echo $templates | |
280 | else | |
281 | echo "" | |
282 | fi | |
283 | } | |
284 | ||
285 | set_template_info() { | |
286 | templates=$(find_templates $config_file) | |
287 | ||
7f77c274 SS |
288 | arrTemplates=(${templates// / }) |
289 | config_data=$(cat $config_file) | |
290 | ||
291 | input="hack: true" | |
292 | ||
7f77c274 SS |
293 | for template in "${arrTemplates[@]}" |
294 | do | |
295 | [ ! -z $template ] && { | |
296 | input="$input _FILE_SEPERATOR_ $(cat $template)" | |
297 | } | |
298 | done | |
299 | ||
300 | # we always want our config file last so it takes priority | |
301 | input="$input _FILE_SEPERATOR_ $config_data" | |
302 | ||
303 | read -r -d '' env_ruby << 'RUBY' | |
304 | require 'yaml' | |
305 | ||
306 | input=STDIN.readlines.join | |
3cb3d9c4 S |
307 | # default to UTF-8 for the dbs sake |
308 | env = {'LANG' => 'en_US.UTF-8'} | |
7f77c274 SS |
309 | input.split('_FILE_SEPERATOR_').each do |yml| |
310 | yml.strip! | |
311 | begin | |
312 | env.merge!(YAML.load(yml)['env'] || {}) | |
f3824347 | 313 | rescue Psych::SyntaxError => e |
314 | puts e | |
315 | puts "*ERROR." | |
7f77c274 SS |
316 | rescue => e |
317 | puts yml | |
318 | p e | |
319 | end | |
320 | end | |
4b563ee8 | 321 | puts env.map{|k,v| "-e\n#{k}=#{v}" }.join("\n") |
7f77c274 SS |
322 | RUBY |
323 | ||
e02c1511 | 324 | raw=`exec echo "$input" | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e "$env_ruby"` |
4b563ee8 SS |
325 | |
326 | env=() | |
f3824347 | 327 | ok=1 |
4b563ee8 | 328 | while read i; do |
f3824347 | 329 | if [ "$i" == "*ERROR." ]; then |
330 | ok=0 | |
331 | elif [ -n "$i" ]; then | |
16f2d250 S |
332 | env[${#env[@]}]=$i |
333 | fi | |
4b563ee8 SS |
334 | done <<< "$raw" |
335 | ||
f3824347 | 336 | if [ "$ok" -ne 1 ]; then |
337 | echo "${env[@]}" | |
c2d3ee4a | 338 | echo "YAML syntax error. Please check your containers/*.yml config files." |
f3824347 | 339 | exit 1 |
340 | fi | |
762d9bbf MP |
341 | |
342 | read -r -d '' labels_ruby << 'RUBY' | |
343 | require 'yaml' | |
344 | ||
345 | input=STDIN.readlines.join | |
346 | # default to UTF-8 for the dbs sake | |
347 | labels = {} | |
348 | input.split('_FILE_SEPERATOR_').each do |yml| | |
349 | yml.strip! | |
350 | begin | |
351 | labels.merge!(YAML.load(yml)['labels'] || {}) | |
352 | rescue Psych::SyntaxError => e | |
353 | puts e | |
354 | puts "*ERROR." | |
355 | rescue => e | |
356 | puts yml | |
357 | p e | |
358 | end | |
359 | end | |
360 | puts labels.map{|k,v| "-l\n#{k}=#{v}" }.join("\n") | |
361 | RUBY | |
362 | ||
363 | raw=`exec echo "$input" | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e "$labels_ruby"` | |
364 | ||
365 | labels=() | |
366 | ok=1 | |
367 | while read i; do | |
368 | if [ "$i" == "*ERROR." ]; then | |
369 | ok=0 | |
370 | elif [ -n "$i" ]; then | |
371 | labels[${#labels[@]}]=$i | |
372 | fi | |
373 | done <<< "$raw" | |
374 | ||
375 | if [ "$ok" -ne 1 ]; then | |
376 | echo "${labels[@]}" | |
377 | echo "YAML syntax error. Please check your containers/*.yml config files." | |
378 | exit 1 | |
379 | fi | |
7f77c274 SS |
380 | } |
381 | ||
665468eb | 382 | if [ -z $docker_path ]; then |
52388b87 | 383 | install_docker |
665468eb | 384 | fi |
52388b87 | 385 | |
de869404 | 386 | [ "$command" == "cleanup" ] && { |
c692f743 L |
387 | echo |
388 | echo "The following command will" | |
389 | echo "- Delete all docker images for old containers" | |
390 | echo "- Delete all stopped and orphan containers" | |
391 | echo | |
392 | read -p "Are you sure (Y/n): " -n 1 -r && echo | |
393 | if [[ $REPLY =~ ^[Yy]$ || ! $REPLY ]] | |
394 | then | |
30835a52 | 395 | space=$(df /var/lib/docker | awk '{ print $4 }' | grep -v Available) |
29a35d1b | 396 | echo "Starting Cleanup (bytes free $space)" |
30835a52 | 397 | |
29a35d1b | 398 | STATE_DIR=./.gc-state scripts/docker-gc |
30835a52 | 399 | |
29a35d1b S |
400 | space=$(df /var/lib/docker | awk '{ print $4 }' | grep -v Available) |
401 | echo "Finished Cleanup (bytes free $space)" | |
30835a52 | 402 | |
c692f743 | 403 | else |
30835a52 | 404 | exit 1 |
c692f743 | 405 | fi |
a8b66f98 L |
406 | exit 0 |
407 | } | |
5f803fb4 | 408 | |
65573a0e GXT |
409 | if [ -z "$command" -a -z "$config" ]; then |
410 | usage | |
411 | fi | |
412 | ||
413 | if [ ! "$command" == "setup" ]; then | |
414 | if [[ ! -e $config_file ]]; then | |
7e738616 | 415 | echo "Config file was not found, ensure $config_file exists" |
5dfdf9a3 | 416 | echo |
71680b16 | 417 | echo "Available configs ( `cd containers && ls -dm *.yml | tr -s '\n' ' ' | awk '{ gsub(/\.yml/, ""); print }'`)" |
7e738616 | 418 | exit 1 |
65573a0e | 419 | fi |
7e738616 S |
420 | fi |
421 | ||
e2ed1fb6 S |
422 | docker_version=($($docker_path --version)) |
423 | docker_version=${test[2]//,/} | |
69545efd | 424 | restart_policy=${restart_policy:---restart=always} |
e2ed1fb6 | 425 | |
30835a52 | 426 | set_existing_container(){ |
295e8f19 | 427 | existing=`$docker_path ps -a | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
337a89aa S |
428 | } |
429 | ||
665468eb | 430 | run_stop() { |
337a89aa | 431 | |
30835a52 | 432 | set_existing_container |
60f9f04c | 433 | |
30835a52 | 434 | if [ ! -z $existing ] |
337a89aa | 435 | then |
30835a52 S |
436 | ( |
437 | set -x | |
a9cba0fc | 438 | $docker_path stop -t 10 $config |
30835a52 | 439 | ) |
337a89aa | 440 | else |
30835a52 S |
441 | echo "$config was not started !" |
442 | exit 1 | |
443 | fi | |
444 | } | |
337a89aa | 445 | |
8877f99e S |
446 | set_run_image() { |
447 | run_image=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
448 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['run_image']"` | |
449 | ||
450 | if [ -z "$run_image" ]; then | |
451 | run_image="$local_discourse/$config" | |
452 | fi | |
453 | } | |
454 | ||
455 | set_boot_command() { | |
456 | boot_command=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
457 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['boot_command']"` | |
458 | ||
459 | if [ -z "$boot_command" ]; then | |
460 | ||
461 | no_boot_command=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ | |
462 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['no_boot_command']"` | |
463 | ||
464 | if [ -z "$no_boot_command" ]; then | |
465 | boot_command="/sbin/boot" | |
466 | fi | |
467 | fi | |
468 | } | |
469 | ||
665468eb | 470 | run_start() { |
337a89aa | 471 | |
295e8f19 S |
472 | existing=`$docker_path ps | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
473 | echo $existing | |
30835a52 S |
474 | if [ ! -z $existing ] |
475 | then | |
476 | echo "Nothing to do, your container has already started!" | |
eac33309 | 477 | exit 0 |
30835a52 S |
478 | fi |
479 | ||
295e8f19 | 480 | existing=`$docker_path ps -a | awk '{ print $1, $(NF) }' | grep " $config$" | awk '{ print $1 }'` |
30835a52 S |
481 | if [ ! -z $existing ] |
482 | then | |
483 | echo "starting up existing container" | |
484 | ( | |
485 | set -x | |
486 | $docker_path start $config | |
487 | ) | |
488 | exit 0 | |
489 | fi | |
490 | ||
491 | host_run | |
1f656469 | 492 | |
afec9a51 GXT |
493 | ports=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
494 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['expose'].map{|p| \"-p #{p}\"}.join(' ')"` | |
495 | ||
8b617e6e PG |
496 | docker_args=`cat $config_file | $docker_path run $user_args --rm -i -a stdout -a stdin $image ruby -e \ |
497 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['docker_args']"` | |
498 | ||
30835a52 S |
499 | set_template_info |
500 | set_volumes | |
501 | set_links | |
8877f99e S |
502 | set_run_image |
503 | set_boot_command | |
30835a52 | 504 | |
c6dd6f9d FB |
505 | # get hostname and settings from container configuration |
506 | for envar in "${env[@]}" | |
507 | do | |
508 | if [[ $envar == DOCKER_USE_HOSTNAME* ]] || [[ $envar == DISCOURSE_HOSTNAME* ]] | |
509 | then | |
510 | # use as environment variable | |
511 | eval $envar | |
512 | fi | |
513 | done | |
514 | ||
30835a52 | 515 | ( |
c834fdd1 | 516 | hostname=`hostname -s` |
c6dd6f9d FB |
517 | # overwrite hostname |
518 | if [ "$DOCKER_USE_HOSTNAME" = "true" ] | |
519 | then | |
520 | hostname=$DISCOURSE_HOSTNAME | |
521 | else | |
522 | hostname=$hostname-$config | |
523 | fi | |
524 | ||
a0606001 S |
525 | # we got to normalize so we only have allowed strings, this is more comprehensive but lets see how bash does first |
526 | # hostname=`$docker_path run $user_args --rm $image ruby -e 'print ARGV[0].gsub(/[^a-zA-Z-]/, "-")' $hostname` | |
527 | # docker added more hostname rules | |
fd2e7637 | 528 | hostname=${hostname//_/-} |
a0606001 | 529 | |
cad2919f GXT |
530 | |
531 | if [ -z "$SKIP_MAC_ADDRESS" ] ; then | |
532 | 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/'")" | |
533 | fi | |
d2a86ee1 | 534 | |
30835a52 | 535 | set -x |
e00fca6e | 536 | $docker_path run $links $attach_on_run $restart_policy "${env[@]}" "${labels[@]}" -h "$hostname" \ |
bf268008 | 537 | -e DOCKER_HOST_IP="$docker_ip" --name $config -t $ports $volumes $mac_address $docker_args $user_args \ |
d2a86ee1 | 538 | $run_image $boot_command |
30835a52 S |
539 | |
540 | ) | |
541 | exit 0 | |
337a89aa S |
542 | |
543 | } | |
544 | ||
ec8f8b83 | 545 | |
665468eb | 546 | run_bootstrap() { |
794e44d5 | 547 | |
5dfdf9a3 | 548 | # I got no frigging clue what this does, ask Sam Saffron. It RUNS STUFF ON THE HOST I GUESS? |
60f9f04c S |
549 | host_run |
550 | ||
680dd4ea S |
551 | # Is the image available? |
552 | # If not, pull it here so the user is aware what's happening. | |
4807b1b8 | 553 | $docker_path history $image >/dev/null 2>&1 || $docker_path pull $image |
88126eba | 554 | |
680dd4ea | 555 | set_template_info |
93149421 | 556 | |
e02c1511 | 557 | base_image=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ |
680dd4ea | 558 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['base_image']"` |
93149421 | 559 | |
e02c1511 | 560 | update_pups=`cat $config_file | $docker_path run $user_args --rm -i -a stdin -a stdout $image ruby -e \ |
680dd4ea | 561 | "require 'yaml'; puts YAML.load(STDIN.readlines.join)['update_pups']"` |
b9c7b50e | 562 | |
680dd4ea S |
563 | if [[ ! X"" = X"$base_image" ]]; then |
564 | image=$base_image | |
565 | fi | |
b9c7b50e | 566 | |
680dd4ea | 567 | set_volumes |
41daa523 | 568 | set_links |
b9c7b50e | 569 | |
680dd4ea | 570 | rm -f $cidbootstrap |
d90671f3 | 571 | |
680dd4ea S |
572 | run_command="cd /pups &&" |
573 | if [[ ! "false" = $update_pups ]]; then | |
574 | run_command="$run_command git pull &&" | |
575 | fi | |
ca2ce907 | 576 | run_command="$run_command /pups/bin/pups --stdin" |
2162f1d4 | 577 | |
680dd4ea | 578 | echo $run_command |
b9c7b50e | 579 | |
b4ab14c2 | 580 | unset ERR |
ca2ce907 | 581 | (exec echo "$input" | $docker_path run $user_args $links "${env[@]}" -e DOCKER_HOST_IP="$docker_ip" --cidfile $cidbootstrap -i -a stdin -a stdout -a stderr $volumes $image \ |
b4ab14c2 S |
582 | /bin/bash -c "$run_command") || ERR=$? |
583 | ||
584 | unset FAILED | |
585 | # magic exit code that indicates a retry | |
586 | if [[ "$ERR" == 77 ]]; then | |
382c8e40 S |
587 | $docker_path rm `cat $cidbootstrap` |
588 | rm $cidbootstrap | |
b4ab14c2 | 589 | exit 77 |
382c8e40 | 590 | elif [[ "$ERR" > 0 ]]; then |
b4ab14c2 S |
591 | FAILED=TRUE |
592 | fi | |
19e3a6c0 S |
593 | |
594 | if [[ $FAILED = "TRUE" ]]; then | |
595 | if [[ ! -z "$DEBUG" ]]; then | |
596 | $docker_path commit `cat $cidbootstrap` $local_discourse/$config-debug || echo 'FAILED TO COMMIT' | |
597 | echo "** DEBUG ** Maintaining image for diagnostics $local_discourse/$config-debug" | |
598 | fi | |
88126eba | 599 | |
19e3a6c0 S |
600 | $docker_path rm `cat $cidbootstrap` |
601 | rm $cidbootstrap | |
602 | echo "** FAILED TO BOOTSTRAP ** please scroll up and look for earlier error messages, there may be more than one" | |
603 | exit 1 | |
604 | fi | |
9fb5f2d3 | 605 | |
680dd4ea | 606 | sleep 5 |
2162f1d4 | 607 | |
4807b1b8 MB |
608 | $docker_path commit `cat $cidbootstrap` $local_discourse/$config || echo 'FAILED TO COMMIT' |
609 | $docker_path rm `cat $cidbootstrap` && rm $cidbootstrap | |
680dd4ea | 610 | } |
9fb5f2d3 | 611 | |
8877f99e S |
612 | |
613 | ||
680dd4ea S |
614 | case "$command" in |
615 | bootstrap) | |
680dd4ea | 616 | run_bootstrap |
2dd2e330 | 617 | echo "Successfully bootstrapped, to startup use ./launcher start $config" |
4b3aebe1 | 618 | exit 0 |
5f803fb4 | 619 | ;; |
1acce9e4 | 620 | |
2fc6ff36 | 621 | enter) |
0c456e8c | 622 | exec $docker_path exec -it $config /bin/bash --login |
2fc6ff36 S |
623 | ;; |
624 | ||
5f803fb4 | 625 | stop) |
337a89aa S |
626 | run_stop |
627 | exit 0 | |
5f803fb4 | 628 | ;; |
7e738616 | 629 | |
5f803fb4 | 630 | logs) |
7e738616 | 631 | |
30835a52 S |
632 | $docker_path logs $config |
633 | exit 0 | |
5f803fb4 | 634 | ;; |
7e738616 | 635 | |
337a89aa S |
636 | restart) |
637 | run_stop | |
638 | run_start | |
639 | exit 0 | |
640 | ;; | |
80c11be3 | 641 | |
337a89aa S |
642 | start) |
643 | run_start | |
644 | exit 0 | |
5f803fb4 | 645 | ;; |
7e738616 | 646 | |
680dd4ea | 647 | rebuild) |
4b6456ef | 648 | if [ "$(git symbolic-ref --short HEAD)" == "master" ]; then |
c2d3ee4a | 649 | echo "Ensuring launcher is up to date" |
098533cb S |
650 | |
651 | git remote update | |
652 | ||
653 | LOCAL=$(git rev-parse @) | |
654 | REMOTE=$(git rev-parse @{u}) | |
655 | BASE=$(git merge-base @ @{u}) | |
656 | ||
657 | if [ $LOCAL = $REMOTE ]; then | |
c2d3ee4a | 658 | echo "Launcher is up-to-date" |
098533cb S |
659 | |
660 | elif [ $LOCAL = $BASE ]; then | |
c2d3ee4a | 661 | echo "Updating Launcher" |
098533cb | 662 | git pull || (echo 'failed to update' && exit 1) |
88ee2e35 | 663 | |
8100fab0 PD |
664 | for (( i=${#BASH_ARGV[@]}-1,j=0; i>=0,j<${#BASH_ARGV[@]}; i--,j++ )) |
665 | do | |
666 | args[$j]=${BASH_ARGV[$i]} | |
667 | done | |
668 | exec /bin/bash $0 "${args[@]}" # $@ is empty, because of shift at the beginning. Use BASH_ARGV instead. | |
098533cb S |
669 | |
670 | elif [ $REMOTE = $BASE ]; then | |
c2d3ee4a | 671 | echo "Your version of Launcher is ahead of origin" |
098533cb S |
672 | |
673 | else | |
c2d3ee4a | 674 | echo "Launcher has diverged source, this is only expected in Dev mode" |
098533cb S |
675 | fi |
676 | ||
4b6456ef | 677 | fi |
30835a52 S |
678 | |
679 | set_existing_container | |
680 | ||
681 | if [ ! -z $existing ] | |
680dd4ea S |
682 | then |
683 | echo "Stopping old container" | |
30835a52 S |
684 | ( |
685 | set -x | |
686 | $docker_path stop -t 10 $config | |
687 | ) | |
680dd4ea S |
688 | fi |
689 | ||
690 | run_bootstrap | |
691 | ||
30835a52 | 692 | if [ ! -z $existing ] |
680dd4ea | 693 | then |
30835a52 S |
694 | echo "Removing old container" |
695 | ( | |
696 | set -x | |
697 | $docker_path rm $config | |
698 | ) | |
680dd4ea S |
699 | fi |
700 | ||
701 | run_start | |
702 | exit 0 | |
703 | ;; | |
704 | ||
7e738616 | 705 | |
5f803fb4 | 706 | destroy) |
98bd0edf | 707 | (set -x; $docker_path stop -t 10 $config && $docker_path rm $config) || (echo "$config was not found" && exit 0) |
30835a52 | 708 | exit 0 |
5f803fb4 SS |
709 | ;; |
710 | esac | |
7e738616 | 711 | |
5f803fb4 | 712 | usage |