Tool to retrieve informations about the capabilities of a process.
Inspired by the command capshow in the following video : Gerlof Langeveld - Practical use of Linux capabilities (Full Talk) , at the ORNL CentOS Dojo
(https://www.youtube.com/watch?v=WYC6DHzWzFQ)
mkdir build && cd build
cmake ..
makeUsage: pscap [OPTION]... [PID]
Print process capabilities, default print current PID
OPTIONS :
-H --human print human readable
-a, --all print all process
-l, --line print on one line
-h, --help print all group IDs
-v, --version print versionDisplay capabilities of current process :
pid: 5769 tid: 5769
cmd: zsh
CapEff: 0x0000000000000000
CapPrm: 0x0000000000000000
CapInh: 0x0000000000000000
CapAmb: 0x0000000000000000
CapBnd: 0x000001ffffffffffDisplay capabilities of one process :
$ pscap 1234
pid: 1234 tid: 1234
cmd: bash
CapEff: 0000000000001000
CapPrm: 0000000000001000
CapInh: 0000000000000000
CapAmb: 0000000000000000
CapBnd: 000001ffffffffffDiplay cababilities human readable of one process :
$ pscap -pH 1234
pid: 1234 tid: 1234
cmd: bash
CapEff: CAP_NET_ADMIN
CapPrm: CAP_NET_ADMIN
CapInh: NONE
CapAmb: NONE
CapBnd: ALLDisplay capabilities of one process (one line) :
$ pscap -l 5769
PID TID COMMAND EFFECTIVE PERMITTED INHERITABL AMBIENT BOUND
5769 5769 zsh 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x000001ffffffffffDisplay capabilities of all process :
$ pscap -la
PID TID COMMAND EFFECTIVE PERMITTED INHERITABL AMBIENT BOUND
10804 10804 Web Con 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x000001ffffffffff
10875 10875 RDD Pro 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x0000000000000000 0x000001ffffffffff
10893 10893 kworker 0x000001ffffffffff 0x000001ffffffffff 0x0000000000000000 0x0000000000000000 0x000001ffffffffff