Reindent configuration file example, improve readability, etc. (#1441)

* pipeline: inputs: opentelemetry: tabs -> 4 spaces

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: inputs: prometheus-remote-write: tabs -> 4 spaces

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: filters: kubernetes: yaml syntax highlight

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: filters: kubernetes: reindent config file

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: filters: lua: reindent config

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: outputs: chronicle: Remove dashes which causes markdown break

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: outputs: oci-logging-analytics: Add newlines

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: outputs: oci-logging-analytics: reindent json fields

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: outputs: s3: reindent with 4 spaces

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: outputs: vivo-exporter: Remove unusual line terminator

LSEP(U+2028)

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

* pipeline: outputs: websocket: Add newline

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

---------

Signed-off-by: Seonghyeon Cho <seonghyeoncho96@gmail.com>

Author: sh-cho

pipeline/filters/kubernetes.md

@@ -271,7 +271,7 @@ There are some configuration setup needed for this feature.
 
 Role Configuration for Fluent Bit DaemonSet Example:
 
-```text
+```yaml
 ---
 apiVersion: v1
 kind: ServiceAccount
@@ -314,34 +314,34 @@ The difference is that kubelet need a special permission for resource `nodes/pro
 Fluent Bit Configuration Example:
 
 ```text
-    [INPUT]
-        Name              tail
-        Tag               kube.*
-        Path              /var/log/containers/*.log
-        DB                /var/log/flb_kube.db
-        Parser            docker
-        Docker_Mode       On
-        Mem_Buf_Limit     50MB
-        Skip_Long_Lines   On
-        Refresh_Interval  10
-
-    [FILTER]
-        Name                kubernetes
-        Match               kube.*
-        Kube_URL            https://kubernetes.default.svc.cluster.local:443
-        Kube_CA_File        /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
-        Kube_Token_File     /var/run/secrets/kubernetes.io/serviceaccount/token
-        Merge_Log           On
-        Buffer_Size         0
-        Use_Kubelet         true
-        Kubelet_Port        10250
+[INPUT]
+    Name              tail
+    Tag               kube.*
+    Path              /var/log/containers/*.log
+    DB                /var/log/flb_kube.db
+    Parser            docker
+    Docker_Mode       On
+    Mem_Buf_Limit     50MB
+    Skip_Long_Lines   On
+    Refresh_Interval  10
+
+[FILTER]
+    Name                kubernetes
+    Match               kube.*
+    Kube_URL            https://kubernetes.default.svc.cluster.local:443
+    Kube_CA_File        /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
+    Kube_Token_File     /var/run/secrets/kubernetes.io/serviceaccount/token
+    Merge_Log           On
+    Buffer_Size         0
+    Use_Kubelet         true
+    Kubelet_Port        10250
 ```
 
 So for fluent bit configuration, you need to set the `Use_Kubelet` to true to enable this feature.
 
 DaemonSet config Example:
 
-```text
+```yaml
 ---
 apiVersion: apps/v1
 kind: DaemonSet

pipeline/filters/lua.md

@@ -196,12 +196,12 @@ We want to extract the `sandboxbsh` name and add it to our record as a special k
 {% tabs %}
 {% tab title="fluent-bit.conf" %}
 ```
-      [FILTER]
-          Name                lua
-          Alias               filter-iots-lua
-          Match               iots_thread.*
-          Script              filters.lua
-          Call                set_landscape_deployment
+[FILTER]
+    Name                lua
+    Alias               filter-iots-lua
+    Match               iots_thread.*
+    Script              filters.lua
+    Call                set_landscape_deployment
 ```
 {% endtab %}
 
@@ -358,23 +358,23 @@ Configuration to get istio logs and apply response code filter to them.
 {% tabs %}
 {% tab title="fluent-bit.conf" %}
 ```ini
-    [INPUT]
-        Name                tail
-        Path                /var/log/containers/*_istio-proxy-*.log
-        multiline.parser    docker, cri
-        Tag                 istio.*
-        Mem_Buf_Limit       64MB
-        Skip_Long_Lines     Off
-
-    [FILTER]
-        Name                lua
-        Match               istio.*
-        Script              response_code_filter.lua
-        call                cb_response_code_filter
-
-    [Output]
-        Name                stdout
-        Match               *
+[INPUT]
+    Name                tail
+    Path                /var/log/containers/*_istio-proxy-*.log
+    multiline.parser    docker, cri
+    Tag                 istio.*
+    Mem_Buf_Limit       64MB
+    Skip_Long_Lines     Off
+
+[FILTER]
+    Name                lua
+    Match               istio.*
+    Script              response_code_filter.lua
+    call                cb_response_code_filter
+
+[Output]
+    Name                stdout
+    Match               *
 ```
 {% endtab %}
 

pipeline/inputs/opentelemetry.md

@@ -79,13 +79,13 @@ pipeline:
 {% tab title="fluent-bit.conf" %}
 ```
 [INPUT]
-	name opentelemetry
-	listen 127.0.0.1
-	port 4318
+    name opentelemetry
+    listen 127.0.0.1
+    port 4318
 
 [OUTPUT]
-	name stdout
-	match *
+    name stdout
+    match *
 ```
 {% endtab %}
 

pipeline/inputs/prometheus-remote-write.md

@@ -26,14 +26,14 @@ A sample config file to get started will look something like the following:
 {% tab title="fluent-bit.conf" %}
 ```
 [INPUT]
-	name prometheus_remote_write
-	listen 127.0.0.1
-	port 8080
-	uri /api/prom/push
+    name prometheus_remote_write
+    listen 127.0.0.1
+    port 8080
+    uri /api/prom/push
 
 [OUTPUT]
-	name stdout
-	match *
+    name stdout
+    match *
 ```
 {% endtab %}
 
@@ -65,13 +65,13 @@ Communicating with TLS, you will need to use the tls related parameters:
 
 ```
 [INPUT]
-	Name prometheus_remote_write
-	Listen 127.0.0.1
-	Port 8080
-	Uri /api/prom/push
-	Tls On
-	tls.crt_file /path/to/certificate.crt
-	tls.key_file /path/to/certificate.key
+    Name prometheus_remote_write
+    Listen 127.0.0.1
+    Port 8080
+    Uri /api/prom/push
+    Tls On
+    tls.crt_file /path/to/certificate.crt
+    tls.key_file /path/to/certificate.key
 ```
 
 Now, you should be able to send data over TLS to the remote write input.

pipeline/outputs/chronicle.md

@@ -1,5 +1,3 @@
----
-
 # Chronicle
 
 The Chronicle output plugin allows ingesting security logs into [Google Chronicle](https://chronicle.security/) service. This connector is designed to send unstructured security logs.

pipeline/outputs/oci-logging-analytics.md

@@ -86,11 +86,13 @@ In case of multiple inputs, where oci_la_* properties can differ, you can add th
 [INPUT]
     Name dummy
     Tag dummy
+
 [Filter]
     Name modify
     Match *
     Add oci_la_log_source_name <LOG_SOURCE_NAME>
     Add oci_la_log_group_id <LOG_GROUP_OCID>
+
 [Output]
     Name oracle_log_analytics
     Match *
@@ -109,6 +111,7 @@ You can attach certain metadata to the log events collected from various inputs.
 [INPUT]
     Name dummy
     Tag dummy
+
 [Output]
     Name oracle_log_analytics
     Match *
@@ -138,12 +141,12 @@ The above configuration will generate a payload that looks like this
       "metadata": {
         "key1": "value1",
         "key2": "value2"
-    },
-    "logSourceName": "example_log_source",
-    "logRecords": [
-      "dummy"
-    ]
-  }
+      },
+      "logSourceName": "example_log_source",
+      "logRecords": [
+        "dummy"
+      ]
+    }
   ]
 }
 ```
@@ -156,23 +159,27 @@ With oci_config_in_record option set to true, the metadata key-value pairs will
 [INPUT]
     Name dummy
     Tag dummy
+
 [FILTER]
     Name Modify
     Match *
     Add olgm.key1 val1
     Add olgm.key2 val2
+
 [FILTER]
     Name nest
     Match *
     Operation nest
     Wildcard olgm.*
     Nest_under oci_la_global_metadata
     Remove_prefix olgm.
+
 [Filter]
     Name modify
     Match *
     Add oci_la_log_source_name <LOG_SOURCE_NAME>
     Add oci_la_log_group_id <LOG_GROUP_OCID>
+
 [Output]
     Name oracle_log_analytics
     Match *

pipeline/outputs/s3.md

@@ -198,13 +198,13 @@ The following settings are recommended for this use case:
 
 ```
 [OUTPUT]
-     Name s3
-     Match *
-     bucket your-bucket
-     region us-east-1
-     total_file_size 1M
-     upload_timeout 1m
-     use_put_object On
+    Name s3
+    Match *
+    bucket your-bucket
+    region us-east-1
+    total_file_size 1M
+    upload_timeout 1m
+    use_put_object On
 ```
 
 ## S3 Multipart Uploads
@@ -252,14 +252,14 @@ Example:
 
 ```
 [OUTPUT]
-     Name s3
-     Match *
-     bucket your-bucket
-     region us-east-1
-     total_file_size 1M
-     upload_timeout 1m
-     use_put_object On
-     workers 1
+    Name s3
+    Match *
+    bucket your-bucket
+    region us-east-1
+    total_file_size 1M
+    upload_timeout 1m
+    use_put_object On
+    workers 1
 ```
 
 If you enable a single worker, you are enabling a dedicated thread for your S3 output. We recommend starting without workers, evaluating the performance, and then enabling a worker if needed. For most users, the plugin can provide sufficient throughput without workers.
@@ -274,10 +274,10 @@ Example:
 
 ```
 [OUTPUT]
-     Name s3
-     Match *
-     bucket your-bucket
-     endpoint http://localhost:9000
+   Name s3
+   Match *
+   bucket your-bucket
+   endpoint http://localhost:9000
 ```
 
 Then, the records will be stored into the MinIO server.
@@ -300,27 +300,27 @@ In your main configuration file append the following _Output_ section:
 
 ```
 [OUTPUT]
-     Name s3
-     Match *
-     bucket your-bucket
-     region us-east-1
-     store_dir /home/ec2-user/buffer
-     total_file_size 50M
-     upload_timeout 10m
+    Name s3
+    Match *
+    bucket your-bucket
+    region us-east-1
+    store_dir /home/ec2-user/buffer
+    total_file_size 50M
+    upload_timeout 10m
 ```
 
 An example that using PutObject instead of multipart:
 
 ```
 [OUTPUT]
-     Name s3
-     Match *
-     bucket your-bucket
-     region us-east-1
-     store_dir /home/ec2-user/buffer
-     use_put_object On
-     total_file_size 10M
-     upload_timeout 10m
+    Name s3
+    Match *
+    bucket your-bucket
+    region us-east-1
+    store_dir /home/ec2-user/buffer
+    use_put_object On
+    total_file_size 10M
+    upload_timeout 10m
 ```
 
 ## AWS for Fluent Bit
@@ -387,15 +387,15 @@ Once compiled, Fluent Bit can upload incoming data to S3 in Apache Arrow format.
 
 ```
 [INPUT]
-  Name cpu
+    Name cpu
 
 [OUTPUT]
-  Name s3
-  Bucket your-bucket-name
-  total_file_size 1M
-  use_put_object On
-  upload_timeout 60s
-  Compression arrow
+    Name s3
+    Bucket your-bucket-name
+    total_file_size 1M
+    use_put_object On
+    upload_timeout 60s
+    Compression arrow
 ```
 
 As shown in this example, setting `Compression` to `arrow` makes Fluent Bit to convert payload into Apache Arrow format.

pipeline/outputs/vivo-exporter.md

@@ -25,7 +25,7 @@ Here is a simple configuration of Vivo Exporter, note that this example is not b
     match                  *
     empty_stream_on_read   off
     stream_queue_size      20M
-    
http_cors_allow_origin *
+    http_cors_allow_origin *
 ```
 
 ### How it works