Farshid Tavakolizadeh farshidtz
farshidtz
/ custom_error.go
Last active
May 22, 2020 18:19
Return error message along with a type. https://play.golang.org/p/9QsCFPXv_vV
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| package main | |
| import ( | |
| "errors" | |
| "fmt" | |
| "strings" | |
| ) | |
| // Simple errors | |
| type NotFoundError struct{ s string } |
farshidtz
/ time_prefix_logger.go
Last active
August 15, 2018 12:06
Go logger with prefix after the timestamp
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| package main | |
| import ( | |
| "io" | |
| "log" | |
| "os" | |
| "time" | |
| ) | |
| type writer struct { |
farshidtz
/ docker-container-events.go
Last active
July 31, 2019 15:27
Getting container events from Docker SDK
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| package main | |
| import ( | |
| "context" | |
| "fmt" | |
| "log" | |
| "github.com/docker/docker/api/types" | |
| "github.com/docker/docker/api/types/events" | |
| "github.com/docker/docker/api/types/filters" |
farshidtz
/ watchdog-network.sh
Last active
July 18, 2020 09:56
A watchdog script to monitor the network connectivity (ping status) and reboot when there is no connection
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| # A watchdog script to monitor the ping status and reboot the device | |
| # when there is no connection after a specified number of tries. | |
| #!/bin/sh | |
| echo '\nStarted watchdog script.' | |
| address=8.8.8.8 # or a local gateway address | |
| max=5 # number of retries before reboot | |
| interval=120 # seconds between each retry |
farshidtz
/ rfc7807-jsonschema.json
Created
August 12, 2020 13:43
— forked from bduisenov/rfc7807-jsonschema.json
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| { | |
| "id": "https://tools.ietf.org/rfc/rfc7807.txt", | |
| "$schema": "http://json-schema.org/draft-06/schema#", | |
| "description": "schema for a rfc7807", | |
| "definitions": { | |
| "validation": { | |
| "type": "object", | |
| "required": [ | |
| "type" | |
| ], |
farshidtz
/ tdd-context.jsonld
Last active
January 20, 2021 10:12
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| { | |
| "@context": { | |
| "tdd": "https://www.w3.org/2019/wot/tdd#", | |
| "schema": "https://schema.org/", | |
| "registration": "tdd:registration", | |
| "ttl": "tdd:ttl", | |
| "expires": "schema:expires" | |
| } | |
| } |
farshidtz
/ td-example.jsonld
Last active
January 20, 2021 13:21
Namespaces defined in additional context
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| { | |
| "@context":[ | |
| "https://www.w3.org/2019/wot/td/v1", | |
| "https://gist.githubusercontent.com/farshidtz/41f71668a113843cddec8e1593653303/raw/97ddfeb58adad8aecf5a810778ce0c8b37dca36d/tdd-context.jsonld" | |
| ], | |
| "security":"nosec", | |
| "securityDefinitions":{ | |
| "nosec":{ | |
| "scheme":"no_sec" | |
| } |
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| { | |
| "@context": [ | |
| "https://www.w3.org/2019/wot/td/v1", | |
| { | |
| "tdd": "https://www.w3.org/2021/wot/discovery#" | |
| } | |
| ], | |
| "@type": "tdd:Directory", | |
| "id": "urn:uuid:262bd21d-8c74-4ba6-a2b5-9a2da6061b0c", | |
| "security": "basic_sc", |
farshidtz
/ discovery-context.jsonld
Last active
January 28, 2021 13:52
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| { | |
| "@context": { | |
| "discovery": "https://www.w3.org/2021/wot/discovery#", | |
| "tdd": "https://www.w3.org/2021/wot/discovery#", | |
| "DirectoryDescription": { | |
| "@id": "discovery:DirectoryDescription" | |
| }, | |
| "LinkDescription": { | |
| "@id": "discovery:LinkDescription" | |
| } |
farshidtz
/ vpc-base.tf
Last active
March 19, 2021 15:02
Three ways to define AWS VPC routing table and association with subnet and internet gateway using Terraform.
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| # Create a VPC, It comes with a default (automatically created route table) | |
| resource "aws_vpc" "main" { | |
| cidr_block = "10.0.0.0/24" | |
| enable_dns_support = true | |
| enable_dns_hostnames = true | |
| enable_classiclink = false | |
| instance_tenancy = "default" | |
| tags = { |
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