Remove start-up scripts for Unicorn web server

Split from https://gitlab.com/gitlab-org/gitlab/-/merge_requests/61888.

Changelog: removed

bin/web

@@ -3,18 +3,61 @@
 set -e
 cd $(dirname $0)/..
-case "$USE_WEB_SERVER" in
-  puma|"") # and the "" defines default
-    exec bin/web_puma "$@"
-    ;;
-  unicorn)
-    exec bin/web_unicorn "$@"
-    ;;
-  *)
-    echo "Unkown web server used by USE_WEB_SERVER: $USE_WEB_SERVER."
+app_root=$(pwd)
+puma_pidfile="$app_root/tmp/pids/puma.pid"
+puma_config="$app_root/config/puma.rb"
+spawn_puma()
+{
+  exec bundle exec puma --config "${puma_config}" --environment "$RAILS_ENV" "$@"
+}
+get_puma_pid()
+{
+  pid=$(cat "${puma_pidfile}")
+  if [ -z "$pid" ] ; then
+    echo "Could not find a PID in $puma_pidfile"
     exit 1
+  fi
+  echo "${pid}"
+}
+
+start()
+{
+  spawn_puma &
+}
+
+start_foreground()
+{
+  spawn_puma
+}
+
+stop()
+{
+  get_puma_pid
+  kill -INT "$(get_puma_pid)"
+}
+
+reload()
+{
+  kill -USR2 "$(get_puma_pid)"
+}
+
+case "$1" in
+  start)
+    start
+    ;;
+  start_foreground)
+    start_foreground
+    ;;
+  stop)
+    stop
+    ;;
+  reload)
+    reload
+    ;;
+  *)
+    echo "Usage: RAILS_ENV=your_env $0 {start|stop|reload}"
     ;;
 esac

bin/web_puma

-#!/bin/sh
-
-set -e
-
-cd $(dirname $0)/..
-app_root=$(pwd)
-
-puma_pidfile="$app_root/tmp/pids/puma.pid"
-puma_config="$app_root/config/puma.rb"
-
-spawn_puma()
-{
-  exec bundle exec puma --config "${puma_config}" --environment "$RAILS_ENV" "$@"
-}
-
-get_puma_pid()
-{
-  pid=$(cat "${puma_pidfile}")
-  if [ -z "$pid" ] ; then
-    echo "Could not find a PID in $puma_pidfile"
-    exit 1
-  fi
-  echo "${pid}"
-}
-
-start()
-{
-  spawn_puma &
-}
-
-start_foreground()
-{
-  spawn_puma
-}
-
-stop()
-{
-  get_puma_pid
-  kill -INT "$(get_puma_pid)"
-}
-
-reload()
-{
-  kill -USR2 "$(get_puma_pid)"
-}
-
-case "$1" in
-  start)
-    start
-    ;;
-  start_foreground)
-    start_foreground
-    ;;
-  stop)
-    stop
-    ;;
-  reload)
-    reload
-    ;;
-  *)
-    echo "Usage: RAILS_ENV=your_env $0 {start|stop|reload}"
-    ;;
-esac

bin/web_unicorn

-#!/bin/sh
-
-cd $(dirname $0)/.. || exit 1
-app_root=$(pwd)
-
-unicorn_pidfile="$app_root/tmp/pids/unicorn.pid"
-unicorn_config="$app_root/config/unicorn.rb"
-unicorn_cmd="bundle exec unicorn_rails -c $unicorn_config -E $RAILS_ENV"
-
-get_unicorn_pid()
-{
-  local pid
-  pid=$(cat $unicorn_pidfile)
-  if [ -z "$pid" ] ; then
-    echo "Could not find a PID in $unicorn_pidfile"
-    exit 1
-  fi
-  unicorn_pid=$pid
-}
-
-start()
-{
-  exec $unicorn_cmd -D
-}
-
-start_foreground()
-{
-  exec $unicorn_cmd
-}
-
-stop()
-{
-  get_unicorn_pid
-  kill -QUIT $unicorn_pid
-}
-
-reload()
-{
-  get_unicorn_pid
-  kill -USR2 $unicorn_pid
-}
-
-case "$1" in
-  start)
-    start
-    ;;
-  start_foreground)
-    start_foreground
-    ;;
-  stop)
-    stop
-    ;;
-  reload)
-    reload
-    ;;
-  *)
-    echo "Usage: RAILS_ENV=your_env $0 {start|stop|reload}"
-    ;;
-esac

lib/support/init.d/gitlab

@@ -26,17 +26,6 @@
 ### Environment variables
 RAILS_ENV=${RAILS_ENV:-'production'}
 SIDEKIQ_WORKERS=${SIDEKIQ_WORKERS:-1}
-USE_WEB_SERVER=${USE_WEB_SERVER:-'puma'}
-
-case "${USE_WEB_SERVER}" in
-  puma|unicorn)
-    use_web_server="$USE_WEB_SERVER"
-    ;;
-  *)
-    echo "Unsupported web server '${USE_WEB_SERVER}' (Allowed: 'puma', 'unicorn')" 1>&2
-    exit 1
-    ;;
-esac
 # Script variable names should be lower-case not to conflict with
 # internal /bin/sh variables such as PATH, EDITOR or SHELL.
@@ -45,7 +34,7 @@ app_root="/home/$app_user/gitlab"
 pid_path="$app_root/tmp/pids"
 socket_path="$app_root/tmp/sockets"
 rails_socket="$socket_path/gitlab.socket"
-web_server_pid_path="$pid_path/$use_web_server.pid"
+web_server_pid_path="$pid_path/puma.pid"
 mail_room_enabled=false
 mail_room_pid_path="$pid_path/mail_room.pid"
 gitlab_workhorse_dir=$(cd $app_root/../gitlab-workhorse 2> /dev/null && pwd)
@@ -270,7 +259,7 @@ start_gitlab() {
   check_stale_pids
   if [ "$web_status" != "0" ]; then
-    echo "Starting GitLab web server ($use_web_server)"
+    echo "Starting GitLab web server"
   fi
   if [ "$sidekiq_status" != "0" ]; then
     echo "Starting GitLab Sidekiq"
@@ -295,7 +284,7 @@ start_gitlab() {
     # Remove old socket if it exists
     rm -f "$rails_socket" 2>/dev/null
     # Start the web server
-    RAILS_ENV=$RAILS_ENV USE_WEB_SERVER=$use_web_server bin/web start
+    RAILS_ENV=$RAILS_ENV bin/web start
   fi
   # If sidekiq is already running, don't start it again.
@@ -357,7 +346,7 @@ stop_gitlab() {
   if [ "$web_status" = "0" ]; then
     echo "Shutting down GitLab web server"
-    RAILS_ENV=$RAILS_ENV USE_WEB_SERVER=$use_web_server bin/web stop
+    RAILS_ENV=$RAILS_ENV bin/web stop
   fi
   if [ "$sidekiq_status" = "0" ]; then
     echo "Shutting down GitLab Sidekiq"
@@ -461,7 +450,7 @@ reload_gitlab(){
     exit 1
   fi
   printf "Reloading GitLab web server configuration... "
-  RAILS_ENV=$RAILS_ENV USE_WEB_SERVER=$use_web_server bin/web reload
+  RAILS_ENV=$RAILS_ENV bin/web reload
   echo "Done."
   echo "Restarting GitLab Sidekiq since it isn't capable of reloading its config..."