Refactor: DRY starter scripts

.env.example

@@ -3,8 +3,12 @@ COOKIE_DIR=./.htcookies
 LOG_FILE=./logs/results.log
 DEBUG_FILE=./logs/debug.log
 PORT=4040
-HOST=127.0.0.1
-MONGO_HOST=127.0.0.1
+HOST=localhost
+MONGO_HOST=localhost
 MONGO_PORT=27017
-MONGO_DB=tester
-TWITTER_AUTH_KEY=GRAPHQL_KEY
+MONGO_DB=shadowban-testing
+MONGO_USERNAME=root
+MONGO_PASSWORD=5X-rl[(EMdJKll1|qMDU}5xY<t?F.UEo
+TWITTER_AUTH_KEY=AAAAAAAAAAAAAAAAAAAAANRILgAAAAAAnNwIzUejRCOuH5E6I8xnZz4puTs%3D1Zv7ttfk8LF81IUq16cHjhLTvJu4FA33AGWWjCpTnA
+CORS_HOST=http://localhost:3000
+GUEST_SESSIONS=3

.gitignore

@@ -54,7 +54,6 @@ node_modules
 .env
 .env.*
 !.env.example
-!.env.docker
 .ht*
 
 # starter scripts with possibly sensitive data
@@ -62,5 +61,6 @@ dev.sh
 start.sh
 restart.sh
 
-# venv
+# python misc
 .venv
+mprofile_*.dat

README.md

-Pull
-```
-git clone https://github.com/shadowban-eu/shadowban-eu-backend && cd shadowban-eu-backend
-```
+### Install/Run
 
-Add config
-```
-cp ~/configs/.env.development|production ./
-cp ~/configs/.htaccounts
+```bash
+$ git clone https://github.com/shadowban-eu/shadowban-testing ./shadowban-testing; cd $_
+$ ./docker-entry.sh .env.example # takes any .env file
 ```
 
-Run
-`./run.sh development|production`
+### Memory Profiling
+Using [memory-profiler](https://pypi.org/project/memory-profiler/) to debug memory usage:
 
-See [.env.example](https://github.com/shadowban-eu/shadowban-eu-backend/blob/dev/.env.example) for .env variables
+```bash
+# When env vars are already set
+$ ./docker-entry.sh mprof
+# Otherwise, read from file
+$ ./docker-entry.sh .env.example mprof
+# Passes remaining arguments to mprof (set interval to 5s)
+$ ./docker-entry.sh .env.example mprof -T 5
+```

docker-entry.sh

 #!/usr/bin/env bash
 
+if [ -f $1 ]; then
+  echo "Using provided .env file: $1"
+  export $(cat $1 | xargs)
+  shift
+fi
+
 echo "Starting server..."
 echo "--account-file $ACCOUNT_FILE"
 echo "--cookie-dir $COOKIE_DIR"
@@ -16,7 +22,15 @@ echo "--twitter-auth-key --REDACTED--"
 echo "--cors-allow $CORS_HOST"
 echo "--guest-sessions $GUEST_SESSIONS"
 
-python3 -u ./backend.py \
+CMD="python3 -u ./backend.py"
+
+if [ "$1" == "mprof" ]; then
+  shift
+  CMD="mprof run $@ ./backend.py"
+  echo -e "\nRecording memory profile\n"
+fi
+
+$CMD \
   --account-file $ACCOUNT_FILE \
   --cookie-dir $COOKIE_DIR \
   --log $LOG_FILE \

profile.sh

-mprof run ./backend.py \
-  --account-file ./.htaccounts \
-  --cookie-dir ./.htcookies \
-  --port 8080 \
-  --host 0.0.0.0 \
-  --mongo-host 127.0.0.1 \
-  --mongo-port 27017 \
-  --mongo-db tester \
-  --mongo-username $MONGO_USERNAME \
-  --mongo-password $MONGO_PASSWORD \
-  --twitter-auth-key AAAAAAAAAAAAAAAAAAAAANRILgAAAAAAnNwIzUejRCOuH5E6I8xnZz4puTs%3D1Zv7ttfk8LF81IUq16cHjhLTvJu4FA33AGWWjCpTnA \
-  --guest-sessions $GUEST_SESSIONS