installation: update to use new one line install and other fixes

installation/linux/README.md

@@ -1,2 +1,16 @@
 # Linux Packages
 
+A simple installation script is provided to be used for most Linux targets.
+This will always install the most recent version released.
+
+```bash
+curl https://raw.githubusercontent.com/fluent/fluent-bit/master/update_version.sh | sh
+```
+
+If this fails or for more details on the installation then please refer to the specific section for your OS.
+
+## Migration to Fluent Bit
+
+From version 1.9, `td-agent-bit` is a deprecated package and will be removed in the future.
+The correct package name to use now is `fluent-bit`.
+Both are currently provided to allow migration.

installation/linux/amazon-linux.md

@@ -2,18 +2,18 @@
 
 ## Install on Amazon Linux 2
 
-Fluent Bit is distributed as **td-agent-bit** package and is available for the latest Amazon Linux 2. The following architectures are supported
+Fluent Bit is distributed as **fluent-bit** package and is available for the latest Amazon Linux 2. The following architectures are supported
 
 * x86\_64
 * aarch64 / arm64v8
 
 ## Configure Yum
 
-We provide **td-agent-bit** through a Yum repository. In order to add the repository reference to your system, please add a new file called _td-agent-bit.repo_ in _/etc/yum.repos.d/_ with the following content:
+We provide **fluent-bit** through a Yum repository. In order to add the repository reference to your system, please add a new file called _fluent-bit.repo_ in _/etc/yum.repos.d/_ with the following content:
 
 ```text
-[td-agent-bit]
-name = TD Agent Bit
+[fluent-bit]
+name = Fluent Bit
 baseurl = https://packages.fluentbit.io/amazonlinux/2/$basearch/
 gpgcheck=1
 gpgkey=https://packages.fluentbit.io/fluentbit.key
@@ -29,28 +29,28 @@ The GPG Key fingerprint is `F209 D876 2A60 CD49 E680 633B 4FF8 368B 6EA0 722A`
 Once your repository is configured, run the following command to install it:
 
 ```bash
-$ yum install td-agent-bit
+$ yum install fluent-bit
 ```
 
 Now the following step is to instruct _systemd_ to enable the service:
 
 ```bash
-$ sudo service td-agent-bit start
+$ sudo service fluent-bit start
 ```
 
 If you do a status check, you should see a similar output like this:
 
 ```bash
-$ service td-agent-bit status
-Redirecting to /bin/systemctl status  td-agent-bit.service
-● td-agent-bit.service - TD Agent Bit
-   Loaded: loaded (/usr/lib/systemd/system/td-agent-bit.service; disabled; vendor preset: disabled)
+$ service fluent-bit status
+Redirecting to /bin/systemctl status  fluent-bit.service
+● fluent-bit.service - Fluent Bit
+   Loaded: loaded (/usr/lib/systemd/system/fluent-bit.service; disabled; vendor preset: disabled)
    Active: active (running) since Thu 2016-07-07 02:08:01 BST; 9s ago
- Main PID: 3820 (td-agent-bit)
-   CGroup: /system.slice/td-agent-bit.service
-           └─3820 /opt/td-agent-bit/bin/td-agent-bit -c etc/td-agent-bit/td-agent-bit.conf
+ Main PID: 3820 (fluent-bit)
+   CGroup: /system.slice/fluent-bit.service
+           └─3820 /opt/fluent-bit/bin/fluent-bit -c etc/fluent-bit/fluent-bit.conf
 ...
 ```
 
-The default configuration of **td-agent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/messages_ file.
+The default configuration of **fluent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/messages_ file.
 

installation/linux/debian.md

@@ -1,32 +1,24 @@
 # Debian
 
-Fluent Bit is distributed as **td-agent-bit** package and is available for the latest \(and old\) stable Debian systems: Buster, Stretch and Jessie.
+Fluent Bit is distributed as **fluent-bit** package and is available for the latest \(and old\) stable Debian systems: Buster, Stretch and Jessie.
 
 ## Server GPG key
 
-The first step is to add our server GPG key to your keyring, on that way you can get our signed packages:
+The first step is to add our server GPG key to your keyring, on that way you can get our signed packages.
+Follow the official Debian wiki guidance: https://wiki.debian.org/DebianRepository/UseThirdParty#OpenPGP_Key_distribution
 
-```text
-curl https://packages.fluentbit.io/fluentbit.key | sudo apt-key add -
+```bash
+curl https://packages.fluentbit.io/fluentbit.key | gpg --dearmor > /usr/share/keyrings/fluentbit-keyring.gpg
 ```
-
 ## Update your sources lists
 
-On Debian, you need to add our APT server entry to your sources lists, please add the following content at bottom of your **/etc/apt/sources.list** file:
+On Debian, you need to add our APT server entry to your sources lists, please add the following content at bottom of your **/etc/apt/sources.list** file - ensure to set `CODENAME` to your specific [Ubuntu release name](https://wiki.ubuntu.com/Releases) (e.g. `focal` for Ubuntu 20.04):
 
-#### Debian 10 \(Buster\)
-
-```text
-deb https://packages.fluentbit.io/debian/buster buster main
-```
-
-#### Debian 9 \(Stretch\)
-
-```text
-deb https://packages.fluentbit.io/debian/stretch stretch main
+```bash
+deb [signed-by=/usr/share/keyrings/fluentbit-keyring.gpg] https://packages.fluentbit.io/debian/${CODENAME} ${CODENAME} main
 ```
 
-### Update your repositories database
+## Update your repositories database
 
 Now let your system update the _apt_ database:
 
@@ -38,36 +30,35 @@ $ sudo apt-get update
 We recommend upgrading your system (```sudo apt-get upgrade```). This could avoid potential issues with expired certificates.
 {% endhint %}
 
+## Install Fluent Bit
 
-## Install TD Agent Bit
-
-Using the following _apt-get_ command you are able now to install the latest _td-agent-bit_:
+Using the following _apt-get_ command you are able now to install the latest _fluent-bit_:
 
 ```text
-$ sudo apt-get install td-agent-bit
+$ sudo apt-get install fluent-bit
 ```
 
 Now the following step is to instruct _systemd_ to enable the service:
 
 ```bash
-$ sudo service td-agent-bit start
+$ sudo service fluent-bit start
 ```
 
 If you do a status check, you should see a similar output like this:
 
 ```bash
-sudo service td-agent-bit status
-● td-agent-bit.service - TD Agent Bit
-   Loaded: loaded (/lib/systemd/system/td-agent-bit.service; disabled; vendor preset: enabled)
+sudo service fluent-bit status
+● fluent-bit.service - Fluent Bit
+   Loaded: loaded (/lib/systemd/system/fluent-bit.service; disabled; vendor preset: enabled)
    Active: active (running) since mié 2016-07-06 16:58:25 CST; 2h 45min ago
- Main PID: 6739 (td-agent-bit)
+ Main PID: 6739 (fluent-bit)
     Tasks: 1
    Memory: 656.0K
       CPU: 1.393s
-   CGroup: /system.slice/td-agent-bit.service
-           └─6739 /opt/td-agent-bit/bin/td-agent-bit -c /etc/td-agent-bit/td-agent-bit.conf
+   CGroup: /system.slice/fluent-bit.service
+           └─6739 /opt/fluent-bit/bin/fluent-bit -c /etc/fluent-bit/fluent-bit.conf
 ...
 ```
 
-The default configuration of **td-agent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/syslog_ file.
+The default configuration of **fluent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/syslog_ file.
 

installation/linux/raspbian-raspberry-pi.md

@@ -1,10 +1,9 @@
 # Raspbian / Raspberry Pi
 
-Fluent Bit is distributed as **td-agent-bit** package and is available for the Raspberry, specifically for [Raspbian](http://raspbian.org) distribution, the following versions are supported:
+Fluent Bit is distributed as **fluent-bit** package and is available for the Raspberry, specifically for [Raspbian](http://raspbian.org) distribution, the following versions are supported:
 
+* Raspbian Bullseye \(11\)
 * Raspbian Buster \(10\)
-* Raspbian Stretch \(9\)
-* Raspbian Jessie \(8\)
 
 ## Server GPG key
 
@@ -16,7 +15,13 @@ curl https://packages.fluentbit.io/fluentbit.key | sudo apt-key add -
 
 ## Update your sources lists
 
-On Debian and derivative systems such as Raspbian, you need to add our APT server entry to your sources lists, please add the following content at bottom of your **/etc/apt/sources.list** file:
+On Debian and derivative systems such as Raspbian, you need to add our APT server entry to your sources lists, please add the following content at bottom of your **/etc/apt/sources.list** file.
+
+#### Raspbian 11 \(Bullseye\)
+
+```text
+deb https://packages.fluentbit.io/raspbian/bullseye bullseye main
+```
 
 #### Raspbian 10 \(Buster\)
 
@@ -37,35 +42,35 @@ We recommend upgrading your system (```sudo apt-get upgrade```). This could avoi
 {% endhint %}
 
 
-## Install TD-Agent Bit
+## Install Fluent Bit
 
-Using the following _apt-get_ command you are able now to install the latest _td-agent-bit_:
+Using the following _apt-get_ command you are able now to install the latest _fluent-bit_:
 
 ```text
-$ sudo apt-get install td-agent-bit
+$ sudo apt-get install fluent-bit
 ```
 
 Now the following step is to instruct _systemd_ to enable the service:
 
 ```bash
-$ sudo service td-agent-bit start
+$ sudo service fluent-bit start
 ```
 
 If you do a status check, you should see a similar output like this:
 
 ```bash
-sudo service td-agent-bit status
-● td-agent-bit.service - TD Agent Bit
-   Loaded: loaded (/lib/systemd/system/td-agent-bit.service; disabled; vendor preset: enabled)
+sudo service fluent-bit status
+● fluent-bit.service - Fluent Bit
+   Loaded: loaded (/lib/systemd/system/fluent-bit.service; disabled; vendor preset: enabled)
    Active: active (running) since mié 2016-07-06 16:58:25 CST; 2h 45min ago
- Main PID: 6739 (td-agent-bit)
+ Main PID: 6739 (fluent-bit)
     Tasks: 1
    Memory: 656.0K
       CPU: 1.393s
-   CGroup: /system.slice/td-agent-bit.service
-           └─6739 /opt/td-agent-bit/bin/td-agent-bit -c /etc/td-agent-bit/td-agent-bit.conf
+   CGroup: /system.slice/fluent-bit.service
+           └─6739 /opt/fluent-bit/bin/fluent-bit -c /etc/fluent-bit/fluent-bit.conf
 ...
 ```
 
-The default configuration of **td-agent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/syslog_ file.
+The default configuration of **fluent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/syslog_ file.
 

installation/linux/redhat-centos.md

@@ -2,55 +2,54 @@
 
 ## Install on Redhat / CentOS
 
-Fluent Bit is distributed as **td-agent-bit** package and is available for the latest stable CentOS system. The following architectures are supported
+Fluent Bit is distributed as **fluent-bit** package and is available for the latest stable CentOS system. The following architectures are supported
 
 * x86\_64
 * aarch64 / arm64v8
 
 ## Configure Yum
 
-We provide **td-agent-bit** through a Yum repository. In order to add the repository reference to your system, please add a new file called _td-agent-bit.repo_ in _/etc/yum.repos.d/_ with the following content:
+We provide **fluent-bit** through a Yum repository. In order to add the repository reference to your system, please add a new file called _fluent-bit.repo_ in _/etc/yum.repos.d/_ with the following content:
 
 ```text
-[td-agent-bit]
-name = TD Agent Bit
+[fluent-bit]
+name = Fluent Bit
 baseurl = https://packages.fluentbit.io/centos/7/$basearch/
 gpgcheck=1
 gpgkey=https://packages.fluentbit.io/fluentbit.key
 enabled=1
 ```
 
-note: we encourage you always enable the _gpgcheck_ for security reasons. All our packages are signed.
-
-The GPG Key fingerprint is `F209 D876 2A60 CD49 E680 633B 4FF8 368B 6EA0 722A`
+It is best practice to always enable the _gpgcheck_ for security reasons.
+All our packages are signed.
 
 ### Install
 
 Once your repository is configured, run the following command to install it:
 
 ```bash
-$ yum install td-agent-bit
+$ yum install fluent-bit
 ```
 
 Now the following step is to instruct _Systemd_ to enable the service:
 
 ```bash
-$ sudo service td-agent-bit start
+$ sudo service fluent-bit start
 ```
 
 If you do a status check, you should see a similar output like this:
 
 ```bash
-$ service td-agent-bit status
-Redirecting to /bin/systemctl status  td-agent-bit.service
-● td-agent-bit.service - TD Agent Bit
-   Loaded: loaded (/usr/lib/systemd/system/td-agent-bit.service; disabled; vendor preset: disabled)
+$ service fluent-bit status
+Redirecting to /bin/systemctl status  fluent-bit.service
+● fluent-bit.service - Fluent Bit
+   Loaded: loaded (/usr/lib/systemd/system/fluent-bit.service; disabled; vendor preset: disabled)
    Active: active (running) since Thu 2016-07-07 02:08:01 BST; 9s ago
- Main PID: 3820 (td-agent-bit)
-   CGroup: /system.slice/td-agent-bit.service
-           └─3820 /opt/td-agent-bit/bin/td-agent-bit -c etc/td-agent-bit/td-agent-bit.conf
+ Main PID: 3820 (fluent-bit)
+   CGroup: /system.slice/fluent-bit.service
+           └─3820 /opt/fluent-bit/bin/fluent-bit -c etc/fluent-bit/fluent-bit.conf
 ...
 ```
 
-The default configuration of **td-agent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/messages_ file.
+The default configuration of **fluent-bit** is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your _/var/log/messages_ file.
 

installation/linux/snap.md

@@ -2,12 +2,8 @@
 
 If you use any Linux distribution [supported by](https://snapcraft.io/docs/installing-snapd) Snapcraft, you can get Fluent Bit as a Snap in your system.
 
-
-
 [![Get it from the Snap Store](https://snapcraft.io/static/images/badges/en/snap-store-white.svg)](https://snapcraft.io/fluent-bit)
 
-
-
 ## Getting Started
 
 Install Fluent Bit Snap in your system