From ec93e655f388382c27183a857b73a9794e6aec07 Mon Sep 17 00:00:00 2001
From: Martin Winkler <efelon@winklerfamilie.eu>
Date: Tue, 13 Oct 2020 23:54:59 +0200
Subject: [PATCH] Step to reset a users password

---
 seqs/matrix.sh | 50 +++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 41 insertions(+), 9 deletions(-)

diff --git a/seqs/matrix.sh b/seqs/matrix.sh
index e2c7e7a..efefd5a 100755
--- a/seqs/matrix.sh
+++ b/seqs/matrix.sh
@@ -4,6 +4,7 @@ toolName=synapse
 toolDeps="build-essential python3-dev libffi-dev python3-pip python3-setuptools postgresql libssl-dev virtualenv libjpeg-dev libxslt1-dev libpq5 libpq-dev"
 toolUser="synapse"
 toolGroup="synapse"
+synapseHashTool="env/bin/hash_password"
 
 # Filled by configuration
 toolConfig=
@@ -166,23 +167,54 @@ step_14() {
 }
 
 step_16_info() { echo "Create new user"; }
-step_16_alias() { ALIAS="newuser"; }
+step_16_alias() { ALIAS="adduser"; }
 step_16() {
   exe /opt/synapse/env/bin/register_new_matrix_user -c "$MATRIX_HOME/homeserver.yaml" $toolUrl
 }
 
-step_18_info() { echo "Drop postgres database for $toolName"; }
-step_18_alias() { ALIAS="dropdb"; }
+step_18_info() { 
+  shift
+  echo -n "Reset user password"
+  if [ -z $1 ]; then
+    echo " [USER NAME]"
+  else
+    echo " for $1"
+  fi
+}
+step_18_alias() { ALIAS="resetpw"; }
 step_18() {
+  shift
+  local user=
+
+  if [ ! -z $1 ]; then
+    user="$1"
+  else
+    exe read -p "User name: " user
+  fi
+
+  if [ -z $user ]; then
+    echoerr "No user name provided"
+    return 1
+  fi
+  local pw="$("${MATRIX_HOME}/${synapseHashTool}")"
+
+  # Escaping twice because password contains $ which would be treated as variables
+  local string="\"UPDATE users SET password_hash=\''${pw}'\' WHERE name=\''@${user}:${MATRIX_DOMAIN}'\'\""
+  exep "echo \"$string\" | su postgres -c 'psql -d synapse -f -'"
+}
+
+step_30_info() { echo "Drop postgres database for $toolName"; }
+step_30_alias() { ALIAS="dropdb"; }
+step_30() {
   readDatabaseInfos
  
   exe cd ~postgres 
   exe su -c "psql -c \"DROP DATABASE ${postgresDb};\"" - postgres
 }
 
-step_20_info() { echo "Backup postgres database"; }
-step_20_alias() { ALIAS="backupdb"; }
-step_20() {
+step_32_info() { echo "Backup postgres database"; }
+step_32_alias() { ALIAS="backupdb"; }
+step_32() {
   local DELYEAR=$(($(date +%Y)-2))
   if [ ! -s ~/.pgpass ] ; then
     echo " [I] For unattended backup please define ~/.pgpass containing credentials"
@@ -195,9 +227,9 @@ step_20() {
 toolDbBackupFolder=/root/backupdb
 
 
-step_22_info() { echo "Postgres database restore"; }
-step_22_alias() { ALIAS="restoredb"; }
-step_22() {
+step_34_info() { echo "Postgres database restore"; }
+step_34_alias() { ALIAS="restoredb"; }
+step_34() {
   echo " [I] Postgres database restore procedure"
   echo "1. Create a empty postgres database first (step 4)"
   echo "2. psql -h <host> -U <database user> -d <database name> -W -f <sql dump file>"