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docs: Revise description of main install step.

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Bulleted information instead of prose, huzzah!  Also I think we need
to explain the options a bit right here, or at least link to where
they're documented somewhere.  (If the list gets much longer, we'll
want to shift toward the latter.)

Also reorganize existing information a bit, and clean up a couple
of nits.
This commit is contained in:
Greg Price
2017-12-12 19:54:10 -08:00
parent bcc1456f55
commit 0cf0c51cad
1 changed files with 35 additions and 17 deletions
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52
docs/production/install.md
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@@ -34,31 +34,45 @@ If you'd like to verify the download, we
## Step 2: Install Zulip ## Step 2: Install Zulip
Most users will want Zulip to automatically obtain an SSL certificate To set up Zulip with the most common configuration, you can run the
for their server using [Certbot](https://certbot.eff.org/). In that installer as follows:
case, you can run the installer as follows:
``` ```
sudo -i # If not already root sudo -i # If not already root
./zulip-server-*/scripts/setup/install --certbot \ ./zulip-server-*/scripts/setup/install --certbot \
--email=username@example.com --hostname=zulip.example.com --email=YOUR_EMAIL --hostname=YOUR_HOSTNAME
``` ```
This will take a while to run, since it will install a large number of This will take a while to run, since it will install a large number of
dependencies from the pypi and npm repositories. dependencies from the PyPI and NPM repositories.
The Zulip install script is designed to be idempotent, so if it fails, #### Installer options
you can just rerun it after correcting the issue that caused it to
fail. Also note that it automatically logs a transcript to * `--email=you@example.com`: The email address of the person or team
`/var/log/zulip/install.log`; please include a copy of that file in who should get support and error emails from this Zulip server.
any bug reports. This becomes `ZULIP_ADMINISTRATOR` ([docs][doc-settings]) in the
Zulip settings.
* `--hostname=zulip.example.com`: The user-accessible domain name for
this Zulip server, i.e., what users will type in their web browser.
This becomes `EXTERNAL_HOST` ([docs][doc-settings]) in the Zulip
settings.
* `--certbot`: With this option, the Zulip installer automatically
obtains an SSL certificate for the server [using Certbot][doc-certbot].
If you'd prefer to acquire an SSL certificate yourself in any other
way, it's easy to [provide it to Zulip][doc-ssl-manual].
[doc-settings]: ../production/customize.html
[doc-certbot]: ../production/ssl-certificates.html#certbot-recommended
[doc-ssl-manual]: ../production/ssl-certificates.html#manual-install
#### What the installer does #### What the installer does
The install script does several things: The install script does several things:
* Creates `zulip` user, which the various Zulip servers will run as, * Creates the `zulip` user, which the various Zulip servers will run as.
* Creates `/home/zulip/deployments/`, which the Zulip code for this * Creates `/home/zulip/deployments/`, which the Zulip code for this
deployment (and future deployments when you upgrade) go into. At the deployment (and future deployments when you upgrade) goes into. At the
very end of the install process, the script moves the Zulip code tree very end of the install process, the script moves the Zulip code tree
it's running from (which you unpacked from a tarball above) to a it's running from (which you unpacked from a tarball above) to a
directory there, and makes `/home/zulip/deployments/current` as a directory there, and makes `/home/zulip/deployments/current` as a
@@ -67,12 +81,16 @@ symbolic link to it.
* Configures the various third-party services Zulip uses, including * Configures the various third-party services Zulip uses, including
Postgres, RabbitMQ, Memcached and Redis. Postgres, RabbitMQ, Memcached and Redis.
#### Providing your own SSL certificate #### Troubleshooting install failures
If you'd like to use an SSL certificate that you obtained not using The Zulip install script is designed to be idempotent. This means
Certbot way (e.g. issued by your corporate certificate authority), that if it fails, then once you've corrected the cause of the failure,
[our ssl certificate documentation](ssl-certificates.html) covers what you can just rerun the script.
you need to do.
The install script automatically logs a transcript to
`/var/log/zulip/install.log`. In case of failure, you might find the
log handy for resolving the issue. Please include a copy of this log
file in any bug reports.
## Step 3: Configure outgoing email ## Step 3: Configure outgoing email