Translated using Weblate (Czech)

Currently translated at 100.0% (115 of 115 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/cs/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (Lao)

Currently translated at 100.0% (115 of 115 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/lo/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: openvpn: Add client throughput graph

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

openvpn: Move the function to escape names into a common place

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graph: Fix "can render" check if we check for an object

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

sources: openvpn: Parse multiple status formats

The status file can have different formats of which we can easily
support version 2 and 3 as their only difference is that they are
comma-/tab-separated respectively.

This patch adds a simple detecting.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Add a new latency graph

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Rename the latency graph to response times

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Arm the timer again when we get re-enabled

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Reset the results counter on disable

That way, we don't carry over any errors if the source get re-enabled.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Renable healthy state to running

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

daemon: Re-enable all sources on SIGUSR1

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

sources: Add function to re-enable all sources

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: memory: Add empty line so total usage is easier to read

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Remove superfluous blank line

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Update translation files

Updated by "Update PO files to match POT (msgmerge)" add-on in Weblate.

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Update translation files

Updated by "Update PO files to match POT (msgmerge)" add-on in Weblate.

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

sources: hostapd: Fix typo

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Add a latency graph

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Add a response codes graph

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Add a transports graph

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Add a cache performance graph

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graph: Fix return code mess for render check

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: knot-resolver: Conditionally render graphs

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Rename knot-resolver-queries -> knot-resolver

Although there are some benefits in having one file per graph, this
seems to be getting out of hand really quickly.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

dbus: Don't send an empty graph array

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

daemon: Remove excess whitespace

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

dbus: Turn the result array into a key/value dict

That way, we will be able to extend it in the future and send more
(meta) information about the graph.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

request: Use the correct type for unix sockets

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graph: Actually fail if we cannot render the graph

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Only log the heartbeat runtime if we called heartbeat()

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

configure: Remove cURL from the list of optional dependencies

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

jenkins: Fix package name for libcurl-dev on Debian

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

jenkins: Build for more recent versions of Fedora

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

jenkins: Install cURL everywhere

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Don't log (non-)errors of async tasks

We don't want to log the dispatching of a command as "success" if the
actual command later won't execute. So we reserve EINPROGRESS that
sources can signal that something is running...

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Add a default request handler

This function catches basic cURL errors (e.g. host unreachable, etc) so
that we will throttle sending requests at some point.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

ctx: Add a cURL share handle

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

sources: knot-resolver: Connect to socket instead of kresctl

This has significantly less overhead than calling the rather slow Python
command line tool.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

request: Handle request responses

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

request: Add option to send requests to Unix sockets

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

request: Add success/failure callbacks

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

client: Keep a reference to any request objects

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

request: Catch any cURL error messages

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Add convenience function to create a new request

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

client: Add function to launch a request

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

request: Create scaffolding to create a HTTP request

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

buffer: Return the amount of bytes written

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

po: Update translation

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

client: Add some scaffolding for a HTTP client

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

configure: Always require cURL

cURL is available everywhere, so we should not make the code super
complicated by not including it.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

configure: Link against libcurl

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Add a check command so that we know which graphs can be rendered

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (Czech)

Currently translated at 98.2% (112 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/cs/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

unbound: Check if we have the unbound source available

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Add function to check if we have a source w/ object

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Check if we have data for a source without going to disk

We will only check if the RRD is available if we really need to.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Extend implemention to check if a graph can be rendered

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

sources: Add helper function to check if a source is disabled

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Rename function to load a source

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Catch ENOENT when sources don't exist

This catches another case where a source is not active and has never
created an RRD file.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Render an empty graph if there are no sources

Graphs like temperature graphs don't have any data sources whatsoever
for example in a virtual machine. Because rrdtool would normally fail,
we will instead create an empty graph that even has the correct labels
and shows a note at the bottom.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

args: Add function to check if any sources have been added

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Remove unused EMPTY_LINE macro

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Disable sources where we cannot find the command

So basically if something has not been installed, we won't try to
relaunch it again and again. But that also means that the daemon needs
to be restarted after something else has been added.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

command: Map back any negative return codes

This is not perfect, but should be good enough since applications
normally don't use any return codes larger than 128.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

command: Remove return code from success callback

It will always be zero.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

command: Add a failure callback

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

daemon: main: Group any arguments into a new struct

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

daemon: main: Make the path configurable on command line

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

source: Fetch the daemon's path

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

daemon: Allow to configure the database path

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Add a graph for Knot Resolver's queries

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

jenkins: Build for Fedora 44

This also drops Fedora 42.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Remove Transifex configuration

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

sources: Collect metrics for Knot Resolver

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

metrics: Add convenience function to extract metrics from JSON

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

metrics: Allow to push multiple values

We will just sum the data because there are sometimes sources that have
multiple metrics that we need to aggregate - for example counters per
worker/thread.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

sources: Add source for wireless interface stats

This is unfinished, but I currently cannot work on this.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

netlink: Add a helper function to enumerate all wireless interfaces

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (Italian)

Currently translated at 56.1% (64 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/it/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (Spanish)

Currently translated at 100.0% (114 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/es/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (Lao)

Currently translated at 100.0% (114 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/lo/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Added translation using Weblate (Lao)

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (Spanish)

Currently translated at 17.5% (20 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/es/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (German)

Currently translated at 92.9% (106 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/de/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (German)

Currently translated at 92.9% (106 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/de/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Translated using Weblate (German)

Currently translated at 83.3% (95 of 114 strings)

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/de/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

Update translation files

Updated by "Update PO files to match POT (msgmerge)" add-on in Weblate.

Translation: Telemetry/Telemetry
Translate-URL: https://translate.ipfire.org/projects/telemetry/telemetry/
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

po: Update translations

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Cast pointers to suppress some warnings

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Convert the other units as well

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: memory: Refactor the entire legend

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Split BYTES into two macros

The preprocessor cannot split things as we would need although it
sometimes works in a few places.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Add a macro to add headlines

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Set base = 1024 where dealing with bytes

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

graphs: Enable pango markup

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

netlink: Move all netlink stuff away

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

netlink: Start scaffolding to move all netlink stuff

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

daemon: Retrieve and cache the nl80211 ID separately

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>