<#

.SYNOPSIS

Start an IPFS server

.DESCRIPTION

This PowerShell script starts a local IPFS server as a daemon process.

.EXAMPLE

PS> ./start-ipfs-server

.NOTES

Author: Markus Fleschutz / License: CC0

.LINK

https://github.com/fleschutz/PowerShell

#>

try {

$StopWatch = [system.diagnostics.stopwatch]::startNew()

"⏳ Step 1/5: Searching for IPFS executable..."

& ipfs --version

if ($lastExitCode -ne "0") { throw "Can't execute 'ipfs' - make sure IPFS is installed and available" }

""

"⏳ Step 2/5: Initializing IPFS with server profile..."

& ipfs init --profile server

"⏳ Step 3/5: Configuring IPFS..."

& ipfs config Addresses.API /ip4/0.0.0.0/tcp/5001

if ($lastExitCode -ne "0") { throw "'ipfs config Addresses.API' failed" }

& ipfs config Addresses.Gateway /ip4/0.0.0.0/tcp/8765

if ($lastExitCode -ne "0") { throw "'ipfs config Addresses.Gateway' failed" }

$Hostname = $(hostname)

& ipfs config --json API.HTTPHeaders.Access-Control-Allow-Origin '[\"http://pi:5001\", \"http://localhost:3000\", \"http://127.0.0.1:5001\", \"https://webui.ipfs.io\"]'

if ($lastExitCode -ne "0") { throw "'ipfs config Access-Control-Allow-Origin' failed" }

& ipfs config --json API.HTTPHeaders.Access-Control-Allow-Methods '[\"PUT\", \"POST\"]'

if ($lastExitCode -ne "0") { throw "'ipfs config Access-Control-Allow-Methods' failed" }

""

"⏳ Step 4/5: Increasing UDP receive buffer size..."

& sudo sysctl -w net.core.rmem_max=2500000

if ($lastExitCode -ne "0") { throw "'sysctl' failed" }

""

"⏳ Step 5/5: Starting IPFS daemon..."

# Start-Process nohup 'ipfs daemon'

Start-Process nohup -ArgumentList 'ipfs','daemon' -RedirectStandardOutput "$HOME/console.out" -RedirectStandardError "$HOME/console.err"

[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds

"✔️ started IPFS server in $Elapsed sec"

"⚠️ NOTE: make sure your router does not block port 4001 (TCP & UDP for IPv4 & IPv6)!"

exit 0 # success

} catch {

"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"

exit 1

}