jwt

jwt tool

this is a simple tool for parse JWT,and this command read from stdin.

install jwt form release and mv it to $PATH on your system!

Tips: when you working with kubernetes serviceAccount,sometimes you can parse the secret token

Options

• -p 指定解析的段落 默认为part1和part2
• -t 人类可读时间
• -v token是否校验
• -s 指明校验secret
• --pub 指明校验公钥文件

Usage examples

1.解析全部
echo $TOKEN | jwt 

2.解析part1并且时间可读
echo $TOKEN | jwt -p 1 -t 

3.解析part2并且时间可读
echo $TOKEN | jwt -p 2 -t 

4.指定secret校验token
echo $TOKEN | jwt -v -s "123"

5.指定pub文件校验token
echo $TOKEN | jwt -v --pub sa.pub

Kubernetes Token Parse

]# kubectl create sa zhangsan
]# TOKEN=`kubectl create token zhangsan` && echo $TOKEN

example token:
eyJhbGciOiJSUzI1NiIsImtpZCI6IjR1R0hUWTVnZGg1dDZMWXI3dmlzWm9pQ0ZUeXliS2ZXaHFQa0ljUnJXeTQifQ.eyJhdWQiOlsiaHR0cHM6Ly9rdWJlcm5ldGVzLmRlZmF1bHQuc3ZjLmNsdXN0ZXIubG9jYWwiXSwiZXhwIjoxNjgxMzgwNDI1LCJpYXQiOjE2ODEzNzY4MjUsImlzcyI6Imh0dHBzOi8va3ViZXJuZXRlcy5kZWZhdWx0LnN2Yy5jbHVzdGVyLmxvY2FsIiwia3ViZXJuZXRlcy5pbyI6eyJuYW1lc3BhY2UiOiJkZWZhdWx0Iiwic2VydmljZWFjY291bnQiOnsibmFtZSI6InpoYW5nc2FuIiwidWlkIjoiZjA4NTUwZGEtY2Q2YS00YmU5LWJjYTctNWFmYWFiMGM4MTRjIn19LCJuYmYiOjE2ODEzNzY4MjUsInN1YiI6InN5c3RlbTpzZXJ2aWNlYWNjb3VudDpkZWZhdWx0OnpoYW5nc2FuIn0.PJRs31Ec-uOWP2UR6z3Rd2PmVsRyEU__X74rN7mLLNTX8qc_dtiZe_kvDFdZN6FCLlVtdOBox-XYBgD3aLy2I8HKSoEKKOCf7vYzMO7NdOR3kADT86QHTi4DpKyEyUcjydQLb6SP_RIWVwk0H9Nve9VIm22XKEGQplhF9ky0hHdSmdVC1LwqDf9TTASrIPZioj12Rf49H9d5_LumhWk1AmvBBOO9J5MRnU-stKeELnygZb7qpYRE0dbIOJ5o1kvB9OI1pfFtkkf7Lhwo_feylMIjJ_an092xRhQIlpok8W-1NJGUob1lAXTigvWeXEAoxyAUe_PWGAuHIZ6xm6TYfw

]# echo $TOKEN | jwt -t