>>> docker exec -it CONTAINERID /bin/sh
/app # telnet
/bin/sh: telnet: not found
/app # apk update
fetch http://dl-cdn.alpinelinux.org/alpine/v3.7/main/x86_64/APKINDEX.tar.gz
fetch http://dl-cdn.alpinelinux.org/alpine/v3.7/community/x86_64/APKINDEX.tar.gz
v3.7.0-243-gf26e75a186 [http://dl-cdn.alpinelinux.org/alpine/v3.7/main]
v3.7.0-229-g087f28e29d [http://dl-cdn.alpinelinux.org/alpine/v3.7/community]
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| ########## Install NGINX ############## | |
| # Install software-properties-common package to give us add-apt-repository package | |
| sudo apt-get install -y software-properties-common | |
| # Install latest nginx version from community maintained ppa | |
| sudo add-apt-repository ppa:nginx/stable | |
| # Update packages after adding ppa |
This should help you get Sendmail installed with basic configuration on Ubuntu.
- If sendmail isn't installed, install it:
sudo apt-get install sendmail - Configure
/etc/hostsfile:nano /etc/hosts - Make sure the line looks like this:
127.0.0.1 localhost yourhostname - Run Sendmail's config and answer 'Y' to everything:
sudo sendmailconfig - Restart apache
sudo service apache2 restart