Go implementation of ipcalc command.
go build or go install
- add tap
brew tap pete911/tap - install
brew install pete911/tap/ipcalc
go has to be installed.
- build
make build - install
make install
Releases are published when the new tag is created e.g.
git tag -m "add super cool feature" v1.0.0 && git push --follow-tags
ipcalc takes either:
- one argument:
<CIDR>(ipcalc) - two arguments:
<CIDR> <hostnum>(terraform cidrhost) - three arguments:
<CIDR> <newbits> <netnum>(terraform cidrsubnet)
ipcalc 192.168.0.2/30
Address: 192.168.0.2 11000000.10101000.00000000.00000010
Netmask: 255.255.255.252 = 30 11111111.11111111.11111111.11111100
Wildcard: 0.0.0.3 00000000.00000000.00000000.00000011
=>
Network: 192.168.0.0/30 11000000.10101000.00000000.00000000
Broadcast: 192.168.0.3 11000000.10101000.00000000.00000011
HostMin: 192.168.0.1 11000000.10101000.00000000.00000001
HostMax: 192.168.0.2 11000000.10101000.00000000.00000010
Hosts/Net: 2
TotalHosts: 4
ipcalc 10.12.127.0/20 268
Address: 10.12.128.12 00001010.00001100.10000000.00001100
Netmask: 255.255.255.255 = 32 11111111.11111111.11111111.11111111
Wildcard: 0.0.0.0 00000000.00000000.00000000.00000000
=>
Network: 10.12.128.12/32 00001010.00001100.10000000.00001100
Broadcast: N/A N/A
HostMin: N/A N/A
HostMax: N/A N/A
Hosts/Net: 0
TotalHosts: 1
ipcalc 10.1.2.0/24 4 15
Address: 10.1.2.240 00001010.00000001.00000010.11110000
Netmask: 255.255.255.240 = 28 11111111.11111111.11111111.11110000
Wildcard: 0.0.0.15 00000000.00000000.00000000.00001111
=>
Network: 10.1.2.240/28 00001010.00000001.00000010.11110000
Broadcast: 10.1.2.255 00001010.00000001.00000010.11111111
HostMin: 10.1.2.241 00001010.00000001.00000010.11110001
HostMax: 10.1.2.254 00001010.00000001.00000010.11111110
Hosts/Net: 14
TotalHosts: 16