如果你不小心把配置文件改了,导致系统异常,可以到这里查看默认的配置文件。
SMTP默认的文件在web_only.yml
这个里面,这个应该是用的比较多,其他的根据需要,可以用ctrl+f快速查询
data.yml
# A container for all things Data, be sure to set a secret password for
# discourse account, SOME_SECRET is just an example
#
templates:
- "templates/postgres.template.yml"
- "templates/redis.template.yml"
# any extra arguments for Docker?
# docker_args:
params:
db_default_text_search_config: "pg_catalog.english"
## Set db_shared_buffers to a max of 25% of the total memory.
## will be set automatically by bootstrap based on detected RAM, or you can override
#db_shared_buffers: "256MB"
## can improve sorting performance, but adds memory usage per-connection
#db_work_mem: "40MB"
env:
# ensure locale exists in container, you may need to install it
LC_ALL: en_US.UTF-8
LANG: en_US.UTF-8
LANGUAGE: en_US.UTF-8
volumes:
- volume:
host: /var/discourse/shared/data
guest: /shared
- volume:
host: /var/discourse/shared/data/log/var-log
guest: /var/log
# TODO: SOME_SECRET to a password for the discourse user
hooks:
after_postgres:
- exec:
stdin: |
alter user discourse with password 'SOME_SECRET';
cmd: su - postgres -c 'psql discourse'
raise_on_fail: false
## this is the incoming mail receiver container template
##
## After making changes to this file, you MUST rebuild
## /var/discourse/launcher rebuild mail-receiver
##
## BE *VERY* CAREFUL WHEN EDITING!
## YAML FILES ARE SUPER SUPER SENSITIVE TO MISTAKES IN WHITESPACE OR ALIGNMENT!
## visit http://www.yamllint.com/ to validate this file as needed
base_image: discourse/mail-receiver:release
update_pups: false
expose:
- "25:25" # SMTP
env:
LC_ALL: en_US.UTF-8
LANG: en_US.UTF-8
LANGUAGE: en_US.UTF-8
## Where e-mail to your forum should be sent. In general, it's perfectly fine
## to use the same domain as the forum itself here.
MAIL_DOMAIN: discourse.example.com
# uncomment these (and the volume below!) to support TLS
# POSTCONF_smtpd_tls_key_file: /letsencrypt/discourse.example.com/discourse.example.com.key
# POSTCONF_smtpd_tls_cert_file: /letsencrypt/discourse.example.com/fullchain.cer
# POSTCONF_smtpd_tls_security_level: may
## The base URL for this Discourse instance.
## This will be whatever your Discourse site URL is. For example,
## https://discourse.example.com. If you're running a subfolder setup,
## be sure to account for that (ie https://example.com/forum).
DISCOURSE_BASE_URL: 'https://discourse.example.com'
## The master API key of your Discourse forum. You can get this from
## the "API" tab of your admin panel.
DISCOURSE_API_KEY: abcdefghijklmnop
## The username to use for processing incoming e-mail. Unless you have
## renamed the `system` user, you should leave this as-is.
DISCOURSE_API_USERNAME: system
volumes:
- volume:
host: /var/discourse/shared/mail-receiver/postfix-spool
guest: /var/spool/postfix
# uncomment to support TLS
# - volume:
# host: /var/discourse/shared/standalone/letsencrypt
# guest: /letsencrypt
templates:
- "templates/redis.template.yml"
env:
LC_ALL: en_US.UTF-8
LANG: en_US.UTF-8
LANGUAGE: en_US.UTF-8
# any extra arguments for Docker?
# docker_args:
volumes:
- volume:
host: /var/discourse/shared/redis
guest: /shared
- volume:
host: /var/discourse/shared/redis/log/var-log
guest: /var/log
## this is the all-in-one, standalone Discourse Docker container template
##
## After making changes to this file, you MUST rebuild
## /var/discourse/launcher rebuild app
##
## BE *VERY* CAREFUL WHEN EDITING!
## YAML FILES ARE SUPER SUPER SENSITIVE TO MISTAKES IN WHITESPACE OR ALIGNMENT!
## visit http://www.yamllint.com/ to validate this file as needed
templates:
- "templates/postgres.template.yml"
- "templates/redis.template.yml"
- "templates/web.template.yml"
## Uncomment the next line to enable the IPv6 listener
#- "templates/web.ipv6.template.yml"
- "templates/web.ratelimited.template.yml"
## Uncomment these two lines if you wish to add Lets Encrypt (https)
#- "templates/web.ssl.template.yml"
#- "templates/web.letsencrypt.ssl.template.yml"
## which TCP/IP ports should this container expose?
## If you want Discourse to share a port with another webserver like Apache or nginx,
## see https://meta.discourse.org/t/17247 for details
expose:
- "80:80" # http
- "443:443" # https
params:
db_default_text_search_config: "pg_catalog.english"
## Set db_shared_buffers to a max of 25% of the total memory.
## will be set automatically by bootstrap based on detected RAM, or you can override
#db_shared_buffers: "256MB"
## can improve sorting performance, but adds memory usage per-connection
#db_work_mem: "40MB"
## Which Git revision should this container use? (default: tests-passed)
#version: tests-passed
env:
LC_ALL: en_US.UTF-8
LANG: en_US.UTF-8
LANGUAGE: en_US.UTF-8
# DISCOURSE_DEFAULT_LOCALE: en
## How many concurrent web requests are supported? Depends on memory and CPU cores.
## will be set automatically by bootstrap based on detected CPUs, or you can override
#UNICORN_WORKERS: 3
## TODO: The domain name this Discourse instance will respond to
## Required. Discourse will not work with a bare IP number.
DISCOURSE_HOSTNAME: 'discourse.example.com'
## Uncomment if you want the container to be started with the same
## hostname (-h option) as specified above (default "$hostname-$config")
#DOCKER_USE_HOSTNAME: true
## TODO: List of comma delimited emails that will be made admin and developer
## on initial signup example 'user1@example.com,user2@example.com'
DISCOURSE_DEVELOPER_EMAILS: 'me@example.com,you@example.com'
## TODO: The SMTP mail server used to validate new accounts and send notifications
# SMTP ADDRESS, username, and password are required
# WARNING the char '#' in SMTP password can cause problems!
DISCOURSE_SMTP_ADDRESS: smtp.example.com
#DISCOURSE_SMTP_PORT: 587
DISCOURSE_SMTP_USER_NAME: user@example.com
DISCOURSE_SMTP_PASSWORD: pa$$word
#DISCOURSE_SMTP_ENABLE_START_TLS: true # (optional, default true)
#DISCOURSE_SMTP_DOMAIN: discourse.example.com # (required by some providers)
#DISCOURSE_NOTIFICATION_EMAIL: noreply@discourse.example.com # (address to send notifications from)
## If you added the Lets Encrypt template, uncomment below to get a free SSL certificate
#LETSENCRYPT_ACCOUNT_EMAIL: me@example.com
## The http or https CDN address for this Discourse instance (configured to pull)
## see https://meta.discourse.org/t/14857 for details
#DISCOURSE_CDN_URL: https://discourse-cdn.example.com
## The maxmind geolocation IP account ID and license key for IP address lookups
## see https://meta.discourse.org/t/-/173941 for details
#DISCOURSE_MAXMIND_ACCOUNT_ID: 123456
#DISCOURSE_MAXMIND_LICENSE_KEY: 1234567890123456
## The Docker container is stateless; all data is stored in /shared
volumes:
- volume:
host: /var/discourse/shared/standalone
guest: /shared
- volume:
host: /var/discourse/shared/standalone/log/var-log
guest: /var/log
## Plugins go here
## see https://meta.discourse.org/t/19157 for details
hooks:
after_code:
- exec:
cd: $home/plugins
cmd:
- git clone https://github.com/discourse/docker_manager.git
## Any custom commands to run after building
run:
- exec: echo "Beginning of custom commands"
## If you want to set the 'From' email address for your first registration, uncomment and change:
## After getting the first signup email, re-comment the line. It only needs to run once.
#- exec: rails r "SiteSetting.notification_email='info@unconfigured.discourse.org'"
- exec: echo "End of custom commands"
# IMPORTANT: SET A SECRET PASSWORD in Postgres for the Discourse User
# TODO: change SOME_SECRET in this template
templates:
- "templates/web.template.yml"
## Uncomment the next line to enable the IPv6 listener
#- "templates/web.ipv6.template.yml"
- "templates/web.ratelimited.template.yml"
## Uncomment these two lines if you wish to add Lets Encrypt (https)
#- "templates/web.ssl.template.yml"
#- "templates/web.letsencrypt.ssl.template.yml"
## which TCP/IP ports should this container expose?
## If you want Discourse to share a port with another webserver like Apache or nginx,
## see https://meta.discourse.org/t/17247 for details
expose:
- "80:80" # http
- "443:443" # https
# Use 'links' key to link containers together, aka use Docker --link flag.
links:
- link:
name: data
alias: data
# any extra arguments for Docker?
# docker_args:
params:
## Which Git revision should this container use? (default: tests-passed)
#version: tests-passed
env:
LC_ALL: en_US.UTF-8
LANG: en_US.UTF-8
LANGUAGE: en_US.UTF-8
# DISCOURSE_DEFAULT_LOCALE: en
## How many concurrent web requests are supported? Depends on memory and CPU cores.
## will be set automatically by bootstrap based on detected CPUs, or you can override
#UNICORN_WORKERS: 3
## TODO: The domain name this Discourse instance will respond to
DISCOURSE_HOSTNAME: 'discourse.example.com'
## Uncomment if you want the container to be started with the same
## hostname (-h option) as specified above (default "$hostname-$config")
#DOCKER_USE_HOSTNAME: true
## TODO: List of comma delimited emails that will be made admin and developer
## on initial signup example 'user1@example.com,user2@example.com'
DISCOURSE_DEVELOPER_EMAILS: 'me@example.com,you@example.com'
## TODO: The SMTP mail server used to validate new accounts and send notifications
# SMTP ADDRESS, username, and password are required
# WARNING the char '#' in SMTP password can cause problems!
DISCOURSE_SMTP_ADDRESS: smtp.example.com
#DISCOURSE_SMTP_PORT: 587
DISCOURSE_SMTP_USER_NAME: user@example.com
DISCOURSE_SMTP_PASSWORD: pa$$word
#DISCOURSE_SMTP_ENABLE_START_TLS: true # (optional, default true)
#DISCOURSE_SMTP_DOMAIN: discourse.example.com # (required by some providers)
#DISCOURSE_NOTIFICATION_EMAIL: noreply@discourse.example.com # (address to send notifications from)
## If you added the Lets Encrypt template, uncomment below to get a free SSL certificate
#LETSENCRYPT_ACCOUNT_EMAIL: me@example.com
## TODO: configure connectivity to the databases
DISCOURSE_DB_SOCKET: ''
#DISCOURSE_DB_USERNAME: discourse
DISCOURSE_DB_PASSWORD: SOME_SECRET
DISCOURSE_DB_HOST: data
DISCOURSE_REDIS_HOST: data
## The http or https CDN address for this Discourse instance (configured to pull)
## see https://meta.discourse.org/t/14857 for details
#DISCOURSE_CDN_URL: https://discourse-cdn.example.com
## The maxmind geolocation IP account ID and license key for IP address lookups
## see https://meta.discourse.org/t/-/173941 for details
#DISCOURSE_MAXMIND_ACCOUNT_ID: 123456
#DISCOURSE_MAXMIND_LICENSE_KEY: 1234567890123456
volumes:
- volume:
host: /var/discourse/shared/web-only
guest: /shared
- volume:
host: /var/discourse/shared/web-only/log/var-log
guest: /var/log
## Plugins go here
## see https://meta.discourse.org/t/19157 for details
hooks:
after_code:
- exec:
cd: $home/plugins
cmd:
- git clone https://github.com/discourse/docker_manager.git
## Remember, this is YAML syntax - you can only have one block with a name
run:
- exec: echo "Beginning of custom commands"
## If you want to configure password login for root, uncomment and change:
## Use only one of the following lines:
#- exec: /usr/sbin/usermod -p 'PASSWORD_HASH' root
#- exec: /usr/sbin/usermod -p "$(mkpasswd -m sha-256 'RAW_PASSWORD')" root
## If you want to authorized additional users, uncomment and change:
#- exec: ssh-import-id username
#- exec: ssh-import-id anotherusername
- exec: echo "End of custom commands"
- exec: awk -F\# '{print $1;}' ~/.ssh/authorized_keys | awk 'BEGIN { print "Authorized SSH keys for this container:"; } NF>=2 {print $NF;}'
下面是github的原文链接: