Add SQL backup/restore commands in production guide

diff --git a/support/doc/production.md b/support/doc/production.md
index de5d67b4eebb2a70aa3f15272183c1f6c4a650ed..0bdc36da1d2c1e18edfa318fd9945ed8e03047c8 100644 (file)
--- a/support/doc/production.md
+++ b/support/doc/production.md
@@ -239,6 +239,16 @@ $ cd /home/peertube/peertube-latest && NODE_ENV=production npm run reset-passwor
 
 ## Upgrade
 
 
 ## Upgrade
 

+Make a SQL backup:
+
+```
+$ SQL_BACKUP_PATH="backup/sql-peertube_prod-$(date -Im).bak" && \
+    cd /home/peertube && sudo -u peertube mkdir -p backup && \
+    sudo pg_dump -U peertube -W -h localhost -F c peertube_prod -f "$SQL_BACKUP_PATH"
+```
+
+Upgrade PeerTube:
+

 ```
 $ VERSION=$(curl -s https://api.github.com/repos/chocobozzz/peertube/releases/latest | grep tag_name | cut -d '"' -f 4) && \
     cd /home/peertube/versions && \
 ```
 $ VERSION=$(curl -s https://api.github.com/repos/chocobozzz/peertube/releases/latest | grep tag_name | cut -d '"' -f 4) && \
     cd /home/peertube/versions && \


@@ -248,3 +258,13 @@ $ VERSION=$(curl -s https://api.github.com/repos/chocobozzz/peertube/releases/la
     cd ./peertube-latest && sudo -u peertube yarn install --production --pure-lockfile && \
     sudo systemctl restart peertube
 ```
     cd ./peertube-latest && sudo -u peertube yarn install --production --pure-lockfile && \
     sudo systemctl restart peertube
 ```

+
+Things went wrong? Change `peertube-latest` destination to the previous version and restore your SQL backup:
+
+```
+$ OLD_VERSION="v0.42.42" && SQL_BACKUP_PATH="backup/sql-peertube_prod-2018-01-19T10:18+01:00.bak" && \
+    cd /home/peertube && rm ./peertube-latest && \
+    sudo -u peertube ln -s "versions/peertube-$OLD_VERSION" peertube-latest && \
+    pg_restore -U peertube -c -d peertube_prod "$SQL_BACKUP_PATH"
+    sudo systemctl restart peertube
+```