Questions
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Use Release.name in Values.yaml in Helm
In Helm, Release.Name is a built-in variable that represents the name of the Helm release. This variable is typically available in templates, but it's not directly available in values.yaml. However...
Fluentd Log Unreadable. It Is Excluded and Would Be Examined Next Time
When you see the message "Log unreadable. It is excluded and would be examined next time" in Fluentd, it indicates that Fluentd encountered an issue while reading a log file. This issue could arise...
How to Setup Error Reporting in Stackdriver From Kubernetes Pods?
Setting up error reporting in Google Cloud’s Stackdriver (now part of Google Cloud Operations Suite) from Kubernetes pods involves configuring your application to send errors to Google Cloud Error ...
Fluent-bit - Splitting Json Log Into Structured Fields in Elasticsearch
To split JSON logs into structured fields in Elasticsearch using Fluent Bit, you need to properly configure Fluent Bit to parse the JSON log data and then send it in a structured format to Elastics...
Fluentd Vs Kafka
Fluentd and Kafka serve different purposes, but they are often used together in data pipelines. Here's a breakdown of their differences and use cases: Fluentd Purpose: Fluentd is an open-source dat...
How Do I Set Git_ssl_no_verify for Specific Repos Only?
Setting GIT_SSL_NO_VERIFY to bypass SSL verification in Git is a way to avoid SSL certificate validation issues, but it's generally not recommended for production environments due to security risks...
Trusting All Certificates Using Httpclient Over Https
Trusting all certificates when making HTTPS requests using HttpClient is generally not recommended due to significant security risks. However, for development or testing purposes, you might need to...
Is a Https Query String Secure?
The security of an HTTPS query string depends on various factors, but generally, HTTPS is designed to provide a secure way to transmit data over the internet. Here’s a breakdown of what makes HTTPS...
Urllib and "Ssl: Certificate_verify_failed" Error
The ssl: certificate_verify_failed error when using Python's urllib library indicates that the SSL certificate of the server you're trying to connect to cannot be verified. This typically happens w...
Curl: (60) Ssl Certificate Problem: Unable to Get Local Issuer Certificate
The error curl: (60) SSL certificate problem: unable to get local issuer certificate occurs when curl is unable to verify the SSL certificate chain of the remote server because it cannot find a tru...
Python Requests Throwing Sslerror
When Python's requests library throws an SSLError, it typically indicates that the SSL/TLS handshake failed when trying to establish a secure connection to a remote server. This can happen for seve...
How to Determine Ssl Cert Expiration Date From a Pem Encoded Certificate?
To determine the SSL certificate expiration date from a PEM-encoded certificate, you can use the openssl command-line tool. Here's how to do it: Step 1: View the Certificate Information Use the ope...
How to convert .Pem to .Crt and .Key
To convert a .pem file into separate .crt (certificate) and .key (private key) files, you can use the openssl command-line tool. Here's how to do it: Step 1: Understand the .pem File A .pem file ma...
Resolving Javax.net.ssl.sslhandshakeexception: Sun.security.validator.validatorexception: Pkix Path Building Failed Error?
The javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed error typically occurs when a Java application is unable to establish a secure SSL/TLS ...
Pip Install Fails With "Connection Error: [Ssl: Certificate_verify_failed] Certificate Verify Failed (_ssl.c:598)"
The error "ConnectionError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:598)" occurs when pip is unable to verify the SSL certificate of the repository from which it is tryin...
How to Get .Pem File From .Key and .Crt Files?
To create a .pem file from a .key (private key) and a .crt (certificate) file, you need to combine them into a single .pem file. Here's how you can do it: Step 1: Understand the Files .key file: Th...
Are Https Urls Encrypted?
Yes, HTTPS URLs are encrypted. HTTPS (Hypertext Transfer Protocol Secure) is an extension of HTTP (Hypertext Transfer Protocol) that adds a layer of security using SSL (Secure Sockets Layer) or its...
Getting Chrome to Accept Self-signed Localhost Certificate
To get Chrome to accept a self-signed SSL certificate for localhost, you'll need to add the certificate to the system's trusted root certificate store. Here's how to do it: Step 1: Generate a Self-...
How to Generate a Self-signed Ssl Certificate Using Openssl?
Generating a self-signed SSL certificate using OpenSSL involves several steps. Below is a guide on how to create a self-signed SSL certificate: Step 1: Install OpenSSL Before you begin, ensure that...
Api Gateway Vs. Reverse Proxy
API Gateway and Reverse Proxy are both networking components that manage and route traffic, but they serve different purposes and offer distinct features. Here’s a detailed comparison of the two: 1...
Nginx Server_name Wildcard or Catch-all
In Nginx, you can configure server_name directives to handle requests for different domains using wildcard or catch-all patterns. This allows you to handle various subdomains or domains with a sing...
Nginx Showing Blank Php Pages
If Nginx is serving blank pages for PHP files, it generally indicates a problem with how PHP is being processed. This issue is often related to the configuration of PHP-FPM (FastCGI Process Manager...
Nginx Error "Conflicting Server Name" Ignored
The Nginx error Conflicting server name occurs when multiple server blocks in the Nginx configuration file have the same server_name directive. Nginx uses the server_name directive to determine whi...
How Can Query String Parameters Be Forwarded Through a Proxy_pass With Nginx?
When configuring Nginx as a reverse proxy using the proxy_pass directive, query string parameters are automatically forwarded to the backend server. This behavior is built-in and doesn’t require ad...
Default Nginx Client_max_body_size
The default value for the client_max_body_size directive in Nginx is 1 megabyte (1M). This setting controls the maximum size of the client request body, which includes file uploads and POST data. I...
Nginx: Send All Requests to a Single Html Page
To configure Nginx to redirect all requests to a single HTML page, you can use the try_files directive within a location block in your Nginx configuration. This setup is commonly used for single-pa...
Nginx.service Failed Because the Control Process Exited
If the nginx.service fails to start with the error "failed because the control process exited," it usually indicates that there was a problem with the Nginx configuration or the service startup pro...
How to Edit Nginx.conf to Increase File Size Upload
To increase the maximum file size upload in Nginx, you'll need to modify the nginx.conf file to adjust the client_max_body_size directive. This directive controls the maximum size of the client req...
Locate the Nginx.conf File My Nginx Is Actually Using
To locate the nginx.conf file that your Nginx server is actually using, you can follow these steps: 1. Check the Nginx Process The Nginx process usually has a command line that shows the path to th...
Nginx: [Emerg] Could Not Build the Server_names_hash, You Should Increase Server_names_hash_bucket_size
The error [Emerg] could not build the server_names_hash, you should increase the hash size in Nginx occurs when the number of server names in your configuration exceeds the default hash table size,...
Increasing Client_max_body_size in Nginx Conf on Aws Elastic Beanstalk
To increase the client_max_body_size directive in Nginx configuration on an AWS Elastic Beanstalk environment, you need to modify the Nginx configuration used by the Elastic Beanstalk environment. ...
How Can I Tell if My Server Is Serving Gzipped Content?
To determine if your server is serving gzipped (compressed) content, you can use several methods. Gzip compression helps reduce the size of the data being transferred between the server and client,...
413 Request Entity Too Large - File Upload Issue
The 413 Request Entity Too Large error occurs when the server is unable to process a request because the payload (such as a file upload) exceeds the allowed size limit. In the context of Nginx, thi...
How to Run Nginx Within a Docker Container Without Halting?
Running Nginx within a Docker container is a common practice, and ensuring that it continues running smoothly without halting is crucial for maintaining a stable service. Here’s a comprehensive gui...
Nginx: Stat() Failed (13: Permission Denied)
The stat() failed (13: Permission Denied) error in Nginx typically indicates that Nginx does not have the necessary permissions to access a file or directory. This can occur due to improper file or...
How Do I Prevent a Gateway Timeout With Fastcgi on Nginx
A gateway timeout error in Nginx, often represented as a 504 Gateway Timeout, occurs when Nginx is unable to get a response from an upstream server (like PHP-FPM) within a specified time limit. To ...
Nginx Serves .Php Files as Downloads, Instead of Executing Them
When Nginx serves .php files as downloads instead of executing them, it usually indicates that PHP processing is not correctly configured. Unlike Apache, which can handle PHP directly through its m...
How to Redirect to a Different Domain Using Nginx?
Redirecting to a different domain using Nginx is a common task for handling changes in domain names, ensuring consistency, or managing URL structures. Nginx makes this process straightforward with ...
Nginx: How to Not Exit if "Host Not Found in Upstream"?
In Nginx, if you're using an upstream block and a specified server is not found or is down, Nginx will typically return an error to the client. By default, if Nginx cannot connect to any of the ups...
Nginx to Reverse Proxy Websockets and Enable Ssl (Wss://)?
To configure Nginx as a reverse proxy for WebSocket connections and enable SSL/TLS (for wss://), you'll need to set up both WebSocket-specific configuration and SSL/TLS settings. Here's a step-by-s...
Nginx 403 Forbidden for All Files
A 403 Forbidden error in Nginx indicates that the server understands the request but refuses to authorize it. If you're encountering this error for all files, it usually means there are permission ...
Nginx Reverse Proxy Causing 504 Gateway Timeout
A 504 Gateway Timeout error in Nginx when used as a reverse proxy indicates that Nginx was unable to receive a timely response from the upstream server it is proxying to. This can occur for several...
What's the Difference of $Host and $Http_host in Nginx
In Nginx, $host and $http_host are variables used to represent different aspects of the HTTP request, specifically related to the Host header. While they may seem similar, they serve slightly diffe...
Possible Reason for Nginx 499 Error Codes
The 499 status code in Nginx is a non-standard code used by Nginx to indicate that the client has closed the connection before the server has finished processing the request. This error is specific...
Response Header From Upstream
In Nginx, handling and understanding the response headers from upstream servers (like application servers, APIs, etc.) is crucial for debugging, optimizing performance, and ensuring proper function...
Nginx: Upstream Timed Out (110: Connection Timed Out) While Reading
The upstream timed out (110: Connection timed out) while reading error in Nginx indicates that Nginx was unable to receive a response from the upstream server (e.g., application server or API) with...
Have Nginx Access_log and Error_log Log to Stdout and Stderr of Master Process
To configure Nginx to log to stdout and stderr, which is useful for containerized environments like Docker, you need to adjust the access_log and error_log directives in the Nginx configuration. Th...
Nginx Missing Sites-available Directory
If you find that the sites-available directory is missing in your Nginx setup, it could be due to several reasons such as differences in installation methods, distributions, or configurations. Here...
What Does Upstream Mean in Nginx?
In Nginx, the term "upstream" refers to a group of backend servers that Nginx proxies requests to. These backend servers can be anything from a web application server to a database or any other ser...
Nginx - Client_max_body_size Has No Effect
If the client_max_body_size directive in Nginx has no effect, it usually means that either the directive is not correctly placed in the configuration or that other configurations are overriding it....
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