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Rewrite chainquery start script merge env with defaults

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Dan Garthwaite 2019-10-09 21:41:24 -04:00 committed by Leopere
parent 5f402ebc7a
commit e6eb37aefa
1 changed files with 22 additions and 43 deletions
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65
chainquery/stuff/start.sh
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@ -1,51 +1,30 @@
#!/usr/bin/env bash
## Config setup
# Override defaults with environment variables
CONFIGFILE="${CONFIGFILE:-/etc/lbry/chainqueryconfig.toml}"
DEBUGMODE="${DEBUGMODE:-false}"
RPC_USER="${RPC_USER:-lbry}"
RPC_PASSWORD="${RPC_PASSWORD:-lbry}"
RPC_HOST="${RPC_HOST:-localhost}"
MYSQL_SERVER="${MYSQL_SERVER:-localhost}"
MYSQL_USER="${MYSQL_USER:-lbry}"
MYSQL_PASSWORD="${MYSQL_PASSWORD:-lbry}"
MYSQL_DATABASE="${MYSQL_DATABASE:-chainquery}"
## Setup Values
DEBUGMODE=$(echo "debugmode=$DEBUGMODE")
LBRYCRDURL=$(echo "lbrycrdurl=\"rpc://$RPC_USER:$RPC_PASSWORD@10.5.1.2:9245\"")
MYSQLDSN=$(echo "mysqldsn=\"$MYSQL_USER:$MYSQL_PASSWORD@tcp($MYSQL_SERVER:3306)/$MYSQL_DATABASE\"")
APIMYSQLDSN=$(echo "apimysqldsn=\"$MYSQL_USER:$MYSQL_PASSWORD@tcp($MYSQL_SERVER:3306)/$MYSQL_DATABASE\"")
## Setup Defaults
DEBUGMODE_DEFAULT='#DEFAULT-debugmode=false'
LBRYCRDURL_DEFAULT='#DEFAULT-lbrycrdurl="rpc://lbry:lbry@localhost:9245"'
MYSQLDSN_DEFAULT='#DEFAULT-mysqldsn="lbry:lbry@tcp(localhost:3306)/chainquery"'
APIMYSQLDSN_DEFAULT='#DEFAULT-apimysqldsn="lbry:lbry@tcp(localhost:3306)/chainquery"'
## Add setup value variable name to this list to get processed on container start
CONFIG_SETTINGS=(
DEBUGMODE
LBRYCRDURL
MYSQLDSN
APIMYSQLDSN
)
function set_configs() {
## Set configs on container start if not already set.
for i in "${!CONFIG_SETTINGS[@]}"; do
## Indirect references http://tldp.org/LDP/abs/html/ivr.html
eval FROM_STRING=\$"${CONFIG_SETTINGS[$i]}_DEFAULT"
eval TO_STRING=\$${CONFIG_SETTINGS[$i]}
## TODO: Add a bit more magic to make sure that you're only configuring things if not set by config mounts.
sed -i "s~$FROM_STRING~"$TO_STRING"~g" /etc/lbry/chainqueryconfig.toml
done
echo "Reading config for debugging."
cat /etc/lbry/chainqueryconfig.toml
exec_chainquery() {
CONFIG_DIR=$(dirname "${CONFIGFILE}")
exec chainquery serve --configpath "$CONFIG_DIR"
}
if [[ ! -f /etc/lbry/chainqueryconfig.toml ]]; then
echo "[INFO]: Did not find chainqueryconfig.toml"
echo " Installing default and configuring with provided environment variables if any."
## Install fresh copy of config file.
echo "cp -v /etc/lbry/chainqueryconfig.toml.orig /etc/lbry/chainqueryconfig.toml"
cp -v /etc/lbry/chainqueryconfig.toml.orig /etc/lbry/chainqueryconfig.toml
ls -lAh /etc/lbry/
set_configs
else
if [[ -f "$CONFIGFILE" ]]; then
echo "[INFO]: Found a copy of chainqueryconfig.toml in /etc/lbry"
exec_chainquery
fi
## For now keeping this simple. Potentially eventually add all command args as envvars for the Dockerfile or use safe way to add args via docker-compose.yml
chainquery serve --configpath "/etc/lbry/"
cat << EOF >> "${CONFIGFILE}"
DEBUGMODE="${DEBUGMODE}"
LBRYCRDURL="rpc://${RPC_USER}:${RPC_PASSWORD}@${RPC_HOST}:9245"
MYSQLDSN="${MYSQL_USER}:${MYSQL_PASSWORD}@tcp(${MYSQL_SERVER}:3306)/$MYSQL_DATABASE"
APIMYSQLDSN="${MYSQL_USER}:${MYSQL_PASSWORD}@tcp(${MYSQL_SERVER}:3306)/$MYSQL_DATABASE"
EOF
exec_chainquery