Add update-gitea

Script to auto update gitea  selfhotsted instance

update-gitea

@@ -0,0 +1,54 @@
+#!/bin/bash
+#Service to auto update gitea installation
+#Make sure curl and jq packages are installed
+echo "GITEA UPDATER"
+
+GITEA_HOME=/opt/gitea
+DATE=$(date +%F-%H%M)
+LOG_FILE="$GITEA_HOME/gitea-$DATE"
+#Get Current Gitea Information
+previousversion=$(gitea -v | awk '{print $3}')
+
+#Get Version information from Git (This would determine if next statement if update should be run)
+newversion=$(curl -s https://dl.gitea.com/gitea/version.json | jq .latest.version | sed -e 's/^"//' -e 's/"$//')
+
+#If there's a new version - proceed to update
+if [ $newversion != $previousversion ]; then
+
+    # Go to $GITEA_HOME
+    cd $GITEA_HOME
+
+    #Make Old Version Unexecutable"
+    #Current executable is placed in GITEA_HOME and symbolic linked to /usr/local/bin
+    rm_chmod="chmod -x gitea"
+    eval " $rm_chmod"
+
+    #Move Old Executable
+    mv_gitea="mv gitea gitea_old_$previousversion"
+    eval " $mv_gitea"
+
+    #Get System Information (Adapted to Debian - This would need changes for other OS's)
+    sys=$(uname -s)
+    system=$(echo $sys | tr '[:upper:]' '[:lower:]')
+    archictecture=$(dpkg --print-architecture)
+
+    #Form URL Based on system information
+    url="https://dl.gitea.com/gitea/$newversion/gitea-$newversion-$system-$archictecture"
+
+    #Download update
+    command=$(curl $url -o gitea)
+    eval "$command"
+
+    #Make new version executable
+    put_chmod="chmod +x gitea"
+    eval "$put_chmod"
+
+    #Restart Gitea service - allow user to run service without password
+    #Service created from gitea documentation
+    eval " sudo systemctl restart gitea.service"
+    echo "update completed from $previousversion to newversion" >> $LOG_FILE
+else
+
+    echo "no update available" >> $LOG_FILE
+
+fi