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David Heinemeier Hansson
2023-01-22 10:12:46 +01:00
parent a3a7fce1e8
commit 1795c7c6a4
1 changed files with 16 additions and 15 deletions
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README.md
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@@ -233,24 +233,25 @@ FROM ruby:$RUBY_VERSION-slim as base
### Remote execution
If you need to execute commands inside the Rails containers, you can use `mrsk app exec`, `mrsk app exec --once`, `mrsk app runner`, and `mrsk app runner --once`. Examples:
If you need to execute commands inside the Rails containers, you can use `mrsk app exec` and `mrsk app runner`. Examples:
```bash
# Runs command on all servers
mrsk app exec 'ruby -v'
App Host: xxx.xxx.xxx.xxx
App Host: 192.168.0.1
ruby 3.1.3p185 (2022-11-24 revision 1a6b16756e) [x86_64-linux]
App Host: xxx.xxx.xxx.xxx
App Host: 192.168.0.2
ruby 3.1.3p185 (2022-11-24 revision 1a6b16756e) [x86_64-linux]
# Runs command on first server
mrsk app exec --once 'cat .ruby-version'
# Runs command on primary server
mrsk app exec --primary 'cat .ruby-version'
App Host: 192.168.0.1
3.1.3
# Runs Rails command on all servers
mrsk app exec 'bin/rails about'
App Host: xxx.xxx.xxx.xxx
App Host: 192.168.0.1
About your application's environment
Rails version 7.1.0.alpha
Ruby version ruby 3.1.3p185 (2022-11-24 revision 1a6b16756e) [x86_64-linux]
@@ -262,7 +263,7 @@ Environment production
Database adapter sqlite3
Database schema version 20221231233303
App Host: xxx.xxx.xxx.xxx
App Host: 192.168.0.2
About your application's environment
Rails version 7.1.0.alpha
Ruby version ruby 3.1.3p185 (2022-11-24 revision 1a6b16756e) [x86_64-linux]
@@ -274,8 +275,8 @@ Environment production
Database adapter sqlite3
Database schema version 20221231233303
# Runs Rails runner on first server
mrsk app runner 'puts Rails.application.config.time_zone'
# Runs Rails runner on primary server
mrsk app runner -p 'puts Rails.application.config.time_zone'
UTC
```
@@ -288,19 +289,19 @@ If you need to interact with the production console for the app, you can use `mr
You can see the state of your servers by running `mrsk details`. It'll show something like this:
```
Traefik Host: xxx.xxx.xxx.xxx
Traefik Host: 192.168.0.1
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
6195b2a28c81 traefik "/entrypoint.sh --pr…" 30 minutes ago Up 19 minutes 0.0.0.0:80->80/tcp, :::80->80/tcp traefik
Traefik Host: 164.92.105.119
Traefik Host: 192.168.0.2
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
de14a335d152 traefik "/entrypoint.sh --pr…" 30 minutes ago Up 19 minutes 0.0.0.0:80->80/tcp, :::80->80/tcp traefik
App Host: 164.90.145.60
App Host: 192.168.0.1
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
badb1aa51db3 registry.digitalocean.com/user/app:6ef8a6a84c525b123c5245345a8483f86d05a123 "/rails/bin/docker-e…" 13 minutes ago Up 13 minutes 3000/tcp chat-6ef8a6a84c525b123c5245345a8483f86d05a123
App Host: 164.92.105.119
App Host: 192.168.0.2
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
1d3c91ed1f55 registry.digitalocean.com/user/app:6ef8a6a84c525b123c5245345a8483f86d05a123 "/rails/bin/docker-e…" 13 minutes ago Up 13 minutes 3000/tcp chat-6ef8a6a84c525b123c5245345a8483f86d05a123
```
@@ -312,12 +313,12 @@ You can also see just info for app containers with `mrsk app details` or just fo
If you've discovered a bad deploy, you can quickly rollback by reactivating the old, paused container image. You can see what old containers are available for rollback by running `mrsk app containers`. It'll give you a presentation similar to `mrsk app details`, but include all the old containers as well. Showing something like this:
```
App Host: 164.92.105.119
App Host: 192.168.0.1
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
1d3c91ed1f51 registry.digitalocean.com/user/app:6ef8a6a84c525b123c5245345a8483f86d05a123 "/rails/bin/docker-e…" 19 minutes ago Up 19 minutes 3000/tcp chat-6ef8a6a84c525b123c5245345a8483f86d05a123
539f26b28369 registry.digitalocean.com/user/app:e5d9d7c2b898289dfbc5f7f1334140d984eedae4 "/rails/bin/docker-e…" 31 minutes ago Exited (1) 27 minutes ago chat-e5d9d7c2b898289dfbc5f7f1334140d984eedae4
App Host: 164.90.145.60
App Host: 192.168.0.2
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
badb1aa51db4 registry.digitalocean.com/user/app:6ef8a6a84c525b123c5245345a8483f86d05a123 "/rails/bin/docker-e…" 19 minutes ago Up 19 minutes 3000/tcp chat-6ef8a6a84c525b123c5245345a8483f86d05a123
6f170d1172ae registry.digitalocean.com/user/app:e5d9d7c2b898289dfbc5f7f1334140d984eedae4 "/rails/bin/docker-e…" 31 minutes ago Exited (1) 27 minutes ago chat-e5d9d7c2b898289dfbc5f7f1334140d984eedae4