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backend: Add config file env var

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This commit is contained in:
Erik Arvstedt 2022-07-13 12:44:30 +02:00
parent 9047cb5998
commit 8f0fc3af57
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2 changed files with 9 additions and 2 deletions
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5
backend/README.md
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@ -110,6 +110,11 @@ Run the Mempool backend:
```
npm run start
```
You can also set env var `MEMPOOL_CONFIG_FILE` to specify a custom config file location:
```
MEMPOOL_CONFIG_FILE=/path/to/mempool-config.json npm run start
```
When it's running, you should see output like this:

6
backend/src/config.ts
View file

@ -1,4 +1,6 @@
const configFile = require('../mempool-config.json');
const configFromFile = require(
process.env.MEMPOOL_CONFIG_FILE ? process.env.MEMPOOL_CONFIG_FILE : '../mempool-config.json'
);
interface IConfig {
MEMPOOL: {
@ -249,7 +251,7 @@ class Config implements IConfig {
MAXMIND: IConfig['MAXMIND'];
constructor() {
const configs = this.merge(configFile, defaults);
const configs = this.merge(configFromFile, defaults);
this.MEMPOOL = configs.MEMPOOL;
this.ESPLORA = configs.ESPLORA;
this.ELECTRUM = configs.ELECTRUM;