Add logrotate (#25)

Adds logrotate, running every day at 00:00.

Rotates `letsencrypt.log`, keeping 10 versions.
Rotates `renew.log` at 100 megabytes

Closes #10

Reviewed-on: #25
Co-authored-by: MrMeeb <mrmeeb@noreply.git.mrmeeb.stream>
Co-committed-by: MrMeeb <mrmeeb@noreply.git.mrmeeb.stream>

Dockerfile

@@ -40,7 +40,7 @@ ENV CLOUDFLARE_TOKEN=
 ENV CERT_COUNT=1
 
 #Get required packages
-RUN apk update && apk add curl bash python3 py3-virtualenv procps tzdata nano shadow xz busybox-suid openssl
+RUN apk update && apk add curl bash python3 py3-virtualenv procps tzdata nano shadow xz busybox-suid openssl logrotate
 
 #Make folders
 RUN mkdir /config && \

root/certbot-prepare.sh

@@ -786,7 +786,8 @@ if [ $ONE_SHOT == "true" ]; then
 
 elif [ $ONE_SHOT == "false" ]; then
 
-    echo "$INTERVAL /config/.renew-list.sh >> /config/logs/renew.log" > /config/.crontab.txt
+    echo "$INTERVAL /config/.renew-list.sh >> /config/logs/renew.log
+    0 0 * * * logrotate -v --state /config/logs/logrotate.status /logrotate.conf" > /config/.crontab.txt
 
     echo ""
 

root/logrotate.conf

@@ -0,0 +1,15 @@
+missingok
+
+/config/logs/letsencrypt.log {
+    daily
+    rotate 10
+    postrotate
+        find /config/logs -type f -regex '.*letsencrypt\.log\.\(.[2-9]\|[2-9].\|[1-9][0-9]\{2,\}\).*' -delete
+    endscript
+}
+
+/config/logs/renew.log {
+    rotate 5
+    size 100k
+    compress
+}