Monat: November 2016

Foscam Camera – Reboot over URL / API

Reboot a Foscam camera with a url/api: Open the following URL in the browser: You should get this response: <CGI_Result> <result>0</result> </CGI_Result> Now your camera should be rebooting (hop 19, 68):

Aktualisierung abgebrochen – Speicherplatz auf /boot

Die Aktualisierung wurde abgebrochen. – freien Speicherplatz auf /boot Lösung: Alte Kernel löschen cd /boot Get your actual kernel: uname -a Remove the old kernels: (grep for 4.2.0-36 and remove everything # dpkg -l | grep 4.2.0-36) apt-get remove –purge linux-image-extra-4.2.0-36-generic and so on ….

Upgrade from Ubuntu 16.04 LTS to 16.10

If you want to upgrade a LTS version you must do this manually, because the LTS version just updates itself to another LTS version. (not to normal updates/upgrades) vim /etc/update-manager/release-upgrades # Prompt=lts # change to Prompt=normal do-release-upgrade -d

youtube-dl – 4k video download

How to download 4k videos with youtube-dl: apt-get install youtube-dl youtube-dl -F „“ format code extension resolution note 249 webm audio only DASH audio 52k , opus @ 50k (48000Hz), 1.96MiB 250 webm audio only DASH audio 65k , opus @ 70k (48000Hz), 2.34MiB 171 webm audio only DASH audio 100k , vorbis@128k (44100Hz), 3.66MiB …

youtube-dl – 4k video downloadWeiterlesen » – Downloader downloader:   You can use video downloadhelper to download files from   Here you can find the plugin: Firefox: Chrome:

Postfix – SSL/TLS Configuration

Postfix – SSL/TLS Configuration for vim /etc/postfix/ ##### TLS settings ###### ### Secure outgoing connections only ### #smtp_tls_security_level=encrypt smtp_tls_security_level=may smtp_tls_cert_file=/etc/letsencrypt/live/ smtp_tls_key_file=/etc/letsencrypt/live/ smtp_tls_mandatory_protocols = TLSv1 smtp_tls_mandatory_ciphers=high smtp_tls_exclude_ciphers = RC4, aNULL smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache ### Secure incoming connections only ### #smtpd_tls_security_level=encrypt smtp_tls_security_level=may smtpd_tls_cert_file=/etc/letsencrypt/live/ smtpd_tls_key_file=/etc/letsencrypt/live/ smtpd_tls_mandatory_protocols = TLSv1 smtpd_tls_mandatory_ciphers=high smtpd_tls_exclude_ciphers = RC4, aNULL smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache smtpd_tls_received_header …

Postfix – SSL/TLS ConfigurationWeiterlesen »

Icinga2 – check if the carbon service is running

My carbon process broke down a while ago. I figured out that my grafana wasn’t showing the actual data. So i made a icinga2 check if my carbon service is running. root@monitoring:/etc/icinga2/zones.d/master/hosts# vim monitoring.conf in the object host declaration: vars.process[„carbon“] = { procs_user = „_graphite“ procs_command = „carbon-cache“ } root@monitoring:/etc/icinga2/zones.d/master/services# vim check_procs.conf apply Service „check_procs-“ …

Icinga2 – check if the carbon service is runningWeiterlesen »

Debug Grafana – no more data points

As you can see on the image there are no more data received. After a bit of debugging I found out that also the whisper files were correctly received (up to date). #whisper file root@monitoring:/var/lib/graphite/whisper/icinga2/pisensoren_mattionline_lan/services/ds18b20-28-0116106adaee/ds18b20/perfdata/temp# ls -la insgesamt 196 drwxr-xr-x 2 _graphite _graphite 4096 Okt 20 22:21 . drwxr-xr-x 3 _graphite _graphite 4096 Okt 20 …

Debug Grafana – no more data pointsWeiterlesen »

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