Syncthing - Revision history

Lejvin: add requirement for accessing web interface from another computer (bind to 0.0.0.0 instead of 127.0.0.1)

2026-04-24T19:08:50Z

add requirement for accessing web interface from another computer (bind to 0.0.0.0 instead of 127.0.0.1)

← Older revision		Revision as of 19:08, 24 April 2026
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	Once you've rebuilt your system, Syncthing will be available as a system service. You can visit http://127.0.0.1:8384/ to configure it through the web interface.		Once you've rebuilt your system, Syncthing will be available as a system service. You can visit http://127.0.0.1:8384/ to configure it through the web interface.

	If accessing the web interface from other networked computers you will need to open a ~~tcp~~ port:<syntaxhighlight lang="nix">		If accessing the web interface from other networked computers you will need to change the gui bind address and open a TCP port:<syntaxhighlight lang="nix">
			# Example for /etc/nixos/configuration.nix
			services.syncthing = {
			enable = true;
			openDefaultPorts = true; # Open ports in the firewall for Syncthing. (NOTE: this will not open syncthing gui port)

			guiAddress = "0.0.0.0:8384"; # By default syncthing only listens to localhost
			};

	# port 8384 is the default port to allow access from the network.		# port 8384 is the default port to allow access from the network.
	networking.firewall.allowedTCPPorts = [ 8384 ];		networking.firewall.allowedTCPPorts = [ 8384 ];

LucasFA: /* Troubleshooting */ On the syncthing.settings option and the syncthing-init service

2026-04-06T10:46:49Z

Troubleshooting: On the syncthing.settings option and the syncthing-init service

← Older revision		Revision as of 10:46, 6 April 2026
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	== Troubleshooting ==		== Troubleshooting ==

			=== Some settings not being applied ===
			Note the [https://search.nixos.org/options?channel=unstable&show=services.syncthing.settings services.syncthing.settings] option accepts anything that can be parsed into JSON, even if it does not have a corresponding config option. Check the logs of the <code>syncthing-init</code> service with <code>systemctl status syncthing-init.service</code>to see if some settings are not being applied.

	== See also ==		== See also ==

Shelvacu: /* Advanced */ Don't (implicitly) recommend password in config

2026-03-24T01:41:04Z

Advanced: Don't (implicitly) recommend password in config

← Older revision		Revision as of 01:41, 24 March 2026
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	enable = true;		enable = true;
	openDefaultPorts = true;		openDefaultPorts = true;
			guiPasswordFile = "/etc/syncthing-gui-password";
	settings = {		settings = {
	gui ~~= {~~		gui.user = "myuser";
	user = "myuser";
	~~password = "mypassword";~~
	};
	devices = {		devices = {
	"device1" = { id = "DEVICE-ID-GOES-HERE"; };		"device1" = { id = "DEVICE-ID-GOES-HERE"; };

Beob: Note that ids are not sensitive

2026-02-22T02:22:48Z

Note that ids are not sensitive

← Older revision		Revision as of 02:22, 22 February 2026
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	};		};
	};		};
	</syntaxhighlight>		</syntaxhighlight>Note: As per syncthing Device ids are not sensitive and should be okay to keep in your config file.<ref>[https://docs.syncthing.net/users/faq.html#should-i-keep-my-device-ids-secret Should I keep my device IDs secret?]</ref>

	== Tips and tricks ==		== Tips and tricks ==

Beob: Note for using Agenix secret management

2026-02-22T00:39:30Z

Note for using Agenix secret management

← Older revision		Revision as of 00:39, 22 February 2026
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	};		};
	};		};
	</syntaxhighlight>		</syntaxhighlight>Note: If you want to use [[Agenix]] to set the GUI password use [https://search.nixos.org/options?channel=unstable&query=syncthing&show=services.syncthing.guiPasswordFile services.syncthing.guiPasswordFile] instead of setting.gui.password.

	==== Advanced ====		==== Advanced ====

Nodupe: /* System setup */ Added information on how to open the firewall port so syncthing web gui is available through the network.

2025-10-25T10:57:59Z

System setup: Added information on how to open the firewall port so syncthing web gui is available through the network.

← Older revision		Revision as of 10:57, 25 October 2025
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	To install Syncthing as a system service that runs in the background and survives reboots, add the following to your <code>/etc/nixos/configuration.nix</code>:		To install Syncthing as a system service that runs in the background and survives reboots, add the following to your <code>/etc/nixos/configuration.nix</code>:
	<syntaxhighlight lang="nix">		<syntaxhighlight lang="nix"># Example for /etc/nixos/configuration.nix
	# Example for /etc/nixos/configuration.nix
	services.syncthing = {		services.syncthing = {
	enable = true;		enable = true;
	openDefaultPorts = true; # Open ports in the firewall for Syncthing		openDefaultPorts = true; # Open ports in the firewall for Syncthing. (NOTE: this will not open syncthing gui port)
	};		};</syntaxhighlight>
			Once you've rebuilt your system, Syncthing will be available as a system service. You can visit http://127.0.0.1:8384/ to configure it through the web interface.

			If accessing the web interface from other networked computers you will need to open a tcp port:<syntaxhighlight lang="nix">
			# port 8384 is the default port to allow access from the network.
			networking.firewall.allowedTCPPorts = [ 8384 ];
	</syntaxhighlight>		</syntaxhighlight>
	~~Once you've rebuilt your system, Syncthing will be available as a system service. You can visit http://127.0.0.1:8384/ to configure it through the web interface.~~

	== Configuration ==		== Configuration ==

Crdr: Syncthing removed the default folder concept after 2.0.0.

2025-09-17T14:22:48Z

Syncthing removed the default folder concept after 2.0.0.

← Older revision		Revision as of 14:22, 17 September 2025
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	=== Disable default sync folder ===		=== Disable default sync folder ===

	Syncthing creates a 'Sync' folder in your home directory every time it regenerates a configuration, even if your declarative configuration does not have this folder. You can disable that by using the <code>--no-default-folder</code> command-line option<ref>https://docs.syncthing.net/users/syncthing.html#cmdoption-no-default-folder</ref>:		Before version 2.0.0, Syncthing creates a 'Sync' folder in your home directory every time it regenerates a configuration, even if your declarative configuration does not have this folder. You can disable that by using the <code>--no-default-folder</code> command-line option<ref>https://docs.syncthing.net/users/syncthing.html#cmdoption-no-default-folder</ref>:
	<syntaxhighlight lang="nix">		<syntaxhighlight lang="nix">
	services.syncthing.extraFlags = [ "--no-default-folder" ]; # Don't create default ~/Sync folder		services.syncthing.extraFlags = [ "--no-default-folder" ]; # Don't create default ~/Sync folder
	</syntaxhighlight>		</syntaxhighlight>The default folder concept is removed in Syncthing 2.0.0 and this flag is no longer available.<ref>https://github.com/syncthing/syncthing/pull/10068</ref>

	== Troubleshooting ==		== Troubleshooting ==

Jayman2000: /* Disable default sync folder */ Simplify code by using command-line argument instead of env var

2025-07-03T15:33:14Z

Disable default sync folder: Simplify code by using command-line argument instead of env var

← Older revision		Revision as of 15:33, 3 July 2025
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	=== Disable default sync folder ===		=== Disable default sync folder ===

	Syncthing creates a 'Sync' folder in your home directory every time it regenerates a configuration, even if your declarative configuration does not have this folder. You can disable that by ~~setting~~ the ~~STNODEFAULTFOLDER environment variable~~:		Syncthing creates a 'Sync' folder in your home directory every time it regenerates a configuration, even if your declarative configuration does not have this folder. You can disable that by using the <code>--no-default-folder</code> command-line option<ref>https://docs.syncthing.net/users/syncthing.html#cmdoption-no-default-folder</ref>:
	<syntaxhighlight lang="nix">		<syntaxhighlight lang="nix">
	~~systemd.~~services.syncthing.~~environment.STNODEFAULTFOLDER~~ = "~~true~~"; # Don't create default ~/Sync folder		services.syncthing.extraFlags = [ "--no-default-folder" ]; # Don't create default ~/Sync folder
	</syntaxhighlight>		</syntaxhighlight>

Pigs: Fix typo in category

2025-06-01T17:30:51Z

Fix typo in category

← Older revision		Revision as of 17:30, 1 June 2025
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	[[Category:Applications]]		[[Category:Applications]]
	[[Category:File synchronization]]		[[Category:File synchronization]]
	[[Category:Web ~~applications~~]]		[[Category:Web Applications]]

Layer-09 at 08:57, 30 May 2025

2025-05-30T08:57:24Z

← Older revision		Revision as of 08:57, 30 May 2025
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	<languages/>		<languages/>
	[https://syncthing.net/ Syncthing] is a free and open-source decentralized file synchronization application that ~~enables~~ secure, continuous, and private syncing of files between computers. Unlike cloud-based services, Syncthing operates peer-to-peer, so your data remains on your devices unless you choose to share it. It is cross-platform, offering native support for Linux, macOS, Windows, BSD, and mobile devices.<ref>https://syncthing.net/</ref>		[https://syncthing.net/ Syncthing] is a free and open-source decentralized file synchronization application that allows for secure, continuous, and private syncing of files between computers. Unlike cloud-based services, Syncthing operates peer-to-peer, so your data remains on your devices unless you choose to share it. It is cross-platform, offering native support for Linux, macOS, Windows, BSD, and mobile devices.<ref>https://syncthing.net/</ref>

	== Installation ==		== Installation ==