Breogan C. covelus
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| Compute (Nova) | |
| Identity (Keystone) | |
| Image (Glance) | |
| Networking (Neutron) | |
| Block Storage (Cinder) | |
| Object Storage (Swift) | |
| Dashboard (Horizon) | |
| Orchestration (Heat) | |
| Workflow (Mistral) | |
| Telemetry (Ceilometer) |
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| https://www.digitalocean.com/community/tutorials/getting-started-with-puppet-code-manifests-and-modules | |
| + Resources | |
| resource_type { 'resource_name' | |
| attribute => value | |
| ... | |
| } | |
| user { 'mitchell': | |
| ensure => present, | |
| uid => '1000', |
covelus
/ GNU_Linux_basic_sysAdmin_summary.sh
Created
March 29, 2020 10:26
GNU/Linux, basic SysAdmin summary
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| PROCESOS INICIO / SysVinit: | |
| [Runlevels S,s,0..6: S=s=1: monousuario; 0: apagado; 2: multiusuario sen NFS, login texto; 3: multiusuario 2 + NFS + rede; 4: -; 5: multiusuario 3 + X; 6: reinicio] | |
| - runlevel | |
| - /sbin/telinit <runlevel> | |
| - /etc/inittab | |
| - /etc/rc.d --> /etc | |
| - /etc/rc.local | |
| - /etc/init.d | |
| - chkconfig [--list | <service> [on | off | stop | start] # runlevels e servizos | |
| - service [--status-all | <name> [status | start | stop | ...] # servizos inicio |
covelus
/ GNU_Linux_main_config_files_and_commands.sh
Created
March 29, 2020 10:24
GNU/Linux, main config files or debug ones & related commands
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| # --------------------- PACKAGE MANAGEMENT --------------------- | |
| # DPKG | |
| $ dpkg -S /etc/file.conf # what package this file belongs to | |
| $ dpkg -L <package> # package info (inc. files it contains) | |
| $ dpkg -V <package> # verify | |
| $ dpkg -r <package> # remove | |
| # APT (apt = apt-get) | |
| $ apt [-u] upgrade # -u show upgraded | |
| $ sudo apt autoremove | |
| $ sudo apt-get clean # will save space |
covelus
/ unix_networking_basics.sh
Created
March 29, 2020 10:18
Some basic *nix networking commands
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| ip <> # ip address | |
| ifconfig | |
| iwconfig [interface] | |
| ifup / ifdown | |
| host <domain.name> | |
| hostname | |
| ping <IP/domain.name> | |
| arp <> # arp -e |
covelus
/ shell_commands.sh
Last active
April 12, 2020 13:47
Useful *nix SHELL commands I probably will forget
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| # | |
| # Useful shell commands (mostly compatible with recent versions of GNU/BASH for GNU/Linux, or ZSH in MacOS) that almost sure I will need to write again, but I probably will eventually forget | |
| # -AUTHOR: Breogan Costa | |
| # | |
| # --------------------- TESTED IN BASH 4 or superior --------------------- | |
| # Get all filenames without extension | |
| ls fileName* | xargs -I '{}' basename {} .extension | |
| # Rename all the files starting by Debian name (i.e: VM images), adding an extra extension |