How to set up wlan Raspbian so that if there are no available networks, your own will rise?

Question

linux

There is a raspberry pi with Raspbian, network interfaces eth0 and wlan0 and Apache. It is necessary to configure the configs so that:
1) in the presence of a wired network, eth0 receives settings via dhcp, and distributes via wlan0 with predefined SSID and password;
2) in the absence of a wired network, you need to try to connect to one of the pre-registered wireless networks, and if this is not available, raise your access point as in step 1.
3) once every 30-60 minutes, start the procedure of item 2.
Is it possible to do this and how? Access to Apache should be in any case.
Thanks in advance!

Answer 1

Here, most likely, it is not necessary to configure the configs, but write a script for crontab checking the interface, connecting to a wireless network, creating a network