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In web proxies, add X-{Forwarded-{Host,Proto},Real-IP} and 'proxy_set_header Host' when there is a flag

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Merges #1432, more or less.
This commit is contained in:
Joshua Tauberer 2020-06-07 09:45:04 -04:00
parent e03a6541ce
commit 9db2fc7f05
1 changed files with 14 additions and 0 deletions
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14
management/web_update.py
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@ -158,9 +158,23 @@ def make_domain_config(domain, templates, ssl_certificates, env):
# any proxy or redirect here?
for path, url in yaml.get("proxies", {}).items():
# Parse some flags in the fragment of the URL.
pass_http_host_header = False
m = re.search("#(.*)$", url)
if m:
for flag in m.group(1).split(","):
if flag == "pass-http-host":
pass_http_host_header = True
url = re.sub("#(.*)$", "", url)
nginx_conf_extra += "\tlocation %s {" % path
nginx_conf_extra += "\n\t\tproxy_pass %s;" % url
if pass_http_host_header:
nginx_conf_extra += "\n\t\tproxy_set_header Host $http_host;"
nginx_conf_extra += "\n\t\tproxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;"
nginx_conf_extra += "\n\t\tproxy_set_header X-Forwarded-Host $http_host;"
nginx_conf_extra += "\n\t\tproxy_set_header X-Forwarded-Proto $scheme;"
nginx_conf_extra += "\n\t\tproxy_set_header X-Real-IP $remote_addr;"
nginx_conf_extra += "\n\t}\n"
for path, alias in yaml.get("aliases", {}).items():
nginx_conf_extra += "\tlocation %s {" % path