@hackage ping0.1.0.0
icmp echo requests
This library provides functions that have similar behavior as the unix command-line utility ping. In particular, both emit ICMP echo requests and wait for responses. This library uses a haskell implementation of ICMP rather than invoking `binping`. This avoids the costly process of starting a child process. Additionally, there are greater opportunities for reusing sockets. The cost of this is that the user must ensure that one of these is true:
The kernel parameter
net.ipv4.ping_group_rangehas been configured to allow pings to all IP addresses. (preferred solution)The process is running with the the
CAP_NET_RAWcapability.The process is running as root. (worst solution)