[Draft] daemon: unix socket checking before creating new

[minminlittleshrimp]

• unix socket spamming removed

[minminlittleshrimp]

With fix:

[*]─[Dr.Mint@local_machine]─[~/work/github/dlt-daemon]
 (dev_fix_unix_socket_spamming)
└──> dlt-daemon
[ 3131.055453]~DLT~2498218~NOTICE   ~Starting DLT Daemon; DLT Package Version: 2.18.10 STABLE, Package Revision: v2.18.10_47_ga01d5e9, build on Dec 30 2024 11:37:44
-SYSTEMD -SYSTEMD_WATCHDOG -TEST -SHM

[ 3131.055554]~DLT~2498218~INFO     ~FIFO size: 65536
[ 3131.055564]~DLT~2498218~WARNING  ~Unable to set send timeout Socket operation on non-socket.
[ 3131.055566]~DLT~2498218~INFO     ~Activate connection type: 5
[ 3131.055577]~DLT~2498218~INFO     ~dlt_daemon_socket_open: Socket created
[ 3131.055586]~DLT~2498218~INFO     ~dlt_daemon_socket_open: Listening on ip 0.0.0.0 and port: 3490
[ 3131.055589]~DLT~2498218~INFO     ~dlt_daemon_socket_open: Socket send queue size: 16384
[ 3131.055596]~DLT~2498218~INFO     ~Activate connection type: 1
[ 3131.055621]~DLT~2498218~INFO     ~Activate connection type: 9
[ 3131.055632]~DLT~2498218~INFO     ~Cannot open configuration file: /tmp/dlt-runtime.cfg
[ 3131.055634]~DLT~2498218~INFO     ~Ringbuffer configuration: 500000/10000000/500000
[ 3131.055763]~DLT~2498218~NOTICE   ~Failed to open ECU Software version file.
[ 3131.055775]~DLT~2498218~WARNING  ~Unable to set send timeout Socket operation on non-socket.
[ 3131.055776]~DLT~2498218~INFO     ~Activate connection type: 6
[ 3131.055780]~DLT~2498218~INFO     ~Switched to buffer state for socket connections.
[ 3131.055788]~DLT~2498218~WARNING  ~dlt_daemon_applications_load: cannot open file /tmp/dlt-runtime-application.cfg: No such file or directory

Without fix:

[*]─[Dr.Mint@local_machine]─[~/work/github/dlt-daemon]
 (dev_fix_unix_socket_spamming)
└──> dlt-daemon
[ 3185.043570]~DLT~2920315~NOTICE   ~Starting DLT Daemon; DLT Package Version: 2.18.10 STABLE, Package Revision: v2.18.10_46_g8fc4e8e, build on Dec 30 2024 11:38:52
-SYSTEMD -SYSTEMD_WATCHDOG -TEST -SHM

[ 3185.043641]~DLT~2920315~INFO     ~FIFO size: 65536
[ 3185.043654]~DLT~2920315~WARNING  ~Unable to set send timeout Socket operation on non-socket.
[ 3185.043657]~DLT~2920315~INFO     ~Activate connection type: 5
[ 3185.043672]~DLT~2920315~INFO     ~dlt_daemon_socket_open: Socket created
[ 3185.043683]~DLT~2920315~INFO     ~dlt_daemon_socket_open: Listening on ip 0.0.0.0 and port: 3490
[ 3185.043687]~DLT~2920315~INFO     ~dlt_daemon_socket_open: Socket send queue size: 16384
[ 3185.043700]~DLT~2920315~INFO     ~Activate connection type: 1
[ 3185.043711]~DLT~2920315~WARNING  ~dlt_daemon_unix_socket_open: unlink() failed: No such file or directory
--> When initializing, there should not be a check here
[ 3185.043735]~DLT~2920315~INFO     ~Activate connection type: 9
[ 3185.043745]~DLT~2920315~INFO     ~Cannot open configuration file: /tmp/dlt-runtime.cfg
[ 3185.043748]~DLT~2920315~INFO     ~Ringbuffer configuration: 500000/10000000/500000
[ 3185.043947]~DLT~2920315~NOTICE   ~Failed to open ECU Software version file.
[ 3185.043965]~DLT~2920315~WARNING  ~Unable to set send timeout Socket operation on non-socket.
[ 3185.043970]~DLT~2920315~INFO     ~Activate connection type: 6
[ 3185.043972]~DLT~2920315~INFO     ~Switched to buffer state for socket connections.
[ 3185.043977]~DLT~2920315~WARNING  ~dlt_daemon_applications_load: cannot open file /tmp/dlt-runtime-application.cfg: No such file or directory

[minminlittleshrimp]

@lti9hc please approve and merge this
Thanks 😀