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Add support for consuming docker / kubernetes secrets passed as _FILE environment variables (#136)

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* mod: condense Dockerfile

* add: _FILE feature
add: list of sensitive env_vars

* mod: sorted env_var list

* add: complete current env_var list

* fix: formatting

* mod: revert Dockerfile to prev. version

* mod: updated comment to be more descriptive
mod: rename variables to be more descriptive

* rem: list of env_var; no longer needed.
mod: env_file_replace function
^ search for all <env_var>_FILE variables and replace
^ <env_var> if the file exists and is not empty
mod: env_file_replace comment

Co-authored-by: pyunramura <jeremy.cummings@live.com>
This commit is contained in:
pyunramura 2022-03-03 07:43:14 -06:00 committed by GitHub
parent 9c1a5d0faf
commit 573b6440d3
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1 changed files with 17 additions and 2 deletions
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@ -4,6 +4,17 @@ set -e
ssl_dir="/opt/ssl"
php_dir="/opt/ldap_user_manager"
env_file_replace() {
for env_file in $(env|grep _FILE=); do
read -a env <<< "$(echo "$env_file" | sed 's/\(.*\)_FILE=\(.*\)/\1 \2/')"
if [ -s "${env[1]}" ]; then
echo Setting "${env[0]}" from "${env[1]}"
export "${env[0]}"="$(cat "${env[1]}")"
else echo "${env[1]} does not exist or is empty. Leaving ${env[0]} unset"
fi
done
}
if [ ! "$SERVER_HOSTNAME" ]; then export SERVER_HOSTNAME="ldapusermanager.org"; fi
if [ ! "$SERVER_PATH" ]; then
export SERVER_PATH="/";
@ -72,7 +83,7 @@ else
echo "Generating openssl configuration"
cat <<EoCertConf>$confout
cat <<EoCertConf >$confout
subjectAltName = DNS:${SERVER_HOSTNAME},IP:127.0.0.1
extendedKeyUsage = serverAuth
EoCertConf
@ -145,6 +156,10 @@ fi
cat /etc/apache2/sites-enabled/lum.conf
########################
#If <env_var>_FILE is set, read and export env_var from the referenced file's contents
env_file_replace
########################
#Run Apache