Initial commit
This commit is contained in:
guessi
commit
88ea71f172
1
.dockerignore
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1
.dockerignore
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@ -0,0 +1 @@
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.git
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15
.gitignore
vendored
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15
.gitignore
vendored
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# Binaries for programs and plugins
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*.exe
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*.exe~
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*.dll
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*.so
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*.dylib
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# Test binary, built with `go test -c`
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*.test
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# Output of the go coverage tool, specifically when used with LiteIDE
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*.out
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# Dependency directories (remove the comment below to include it)
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# vendor/
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10
Dockerfile
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10
Dockerfile
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FROM golang:1.13-alpine3.11 AS builder
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RUN apk add --no-cache git
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WORKDIR ${GOPATH}/src/github.com/guessi/ssl-certs-checker
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COPY . .
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RUN go build -o /go/bin/ssl-certs-checker
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FROM alpine:3.11
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COPY --from=builder /go/bin/ssl-certs-checker /opt/
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WORKDIR /opt/
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ENTRYPOINT ["/opt/ssl-certs-checker"]
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21
LICENSE
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21
LICENSE
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@ -0,0 +1,21 @@
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MIT License
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Copyright (c) 2020 guessi
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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44
README.md
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44
README.md
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# SSL certificate checker written in golang
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## Setup Guide
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go get -u github.com/guessi/ssl-certs-checker
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## Examples
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install binary to your ${GOPATH}
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go install github.com/ssl-certs-checker
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check single target host certificates infomation
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${GOPATH}/bin/ssl-certs-checker --hosts "www.google.com"
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+----------------+----------------+-------------------------------+-------------------------------+------------+
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| Host | Common Name | Not Before | Not After | Issuer |
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+----------------+----------------+-------------------------------+-------------------------------+------------+
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| www.google.com | www.google.com | 2020-02-12 11:47:41 +0000 UTC | 2020-05-06 11:47:41 +0000 UTC | GTS CA 1O1 |
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+----------------+----------------+-------------------------------+-------------------------------+------------+
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check multiple target hosts' certificates at once
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${GOPATH}/bin/ssl-certs-checker --hosts "www.google.com,www.azure.com,www.amazon.com"
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+----------------+----------------+-------------------------------+-------------------------------+-----------------------+
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| Host | Common Name | Not Before | Not After | Issuer |
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+----------------+----------------+-------------------------------+-------------------------------+-----------------------+
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| www.google.com | www.google.com | 2020-02-12 11:47:41 +0000 UTC | 2020-05-06 11:47:41 +0000 UTC | GTS CA 1O1 |
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| www.azure.com | *.azure.com | 2019-12-17 19:51:44 +0000 UTC | 2020-12-17 19:51:44 +0000 UTC | Microsoft IT TLS CA 4 |
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| www.amazon.com | www.amazon.com | 2019-09-18 00:00:00 +0000 UTC | 2020-08-23 12:00:00 +0000 UTC | DigiCert Global CA G2 |
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+----------------+----------------+-------------------------------+-------------------------------+-----------------------+
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run with docker
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docker build -t ssl-certs-checker .
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docker run --rm -it ssl-certs-checker --hosts "www.google.com"
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# License
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[MIT LICENSE](LICENSE)
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8
config.go
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8
config.go
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package main
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import "time"
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const (
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dialerTimeout = 10 * time.Second
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protocol = "tcp"
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)
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12
go.mod
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12
go.mod
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module github.com/guessi/ssl-certs-checker
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go 1.13
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require (
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github.com/go-openapi/strfmt v0.19.4 // indirect
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github.com/jedib0t/go-pretty v4.3.0+incompatible
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github.com/mattn/go-runewidth v0.0.8 // indirect
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github.com/stretchr/testify v1.5.1 // indirect
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github.com/urfave/cli/v2 v2.1.1
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golang.org/x/sys v0.0.0-20200219091948-cb0a6d8edb6c // indirect
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)
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47
go.sum
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47
go.sum
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github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
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github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a h1:idn718Q4B6AGu/h5Sxe66HYVdqdGu2l9Iebqhi/AEoA=
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github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
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github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
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github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
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github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/go-openapi/errors v0.19.2 h1:a2kIyV3w+OS3S97zxUndRVD46+FhGOUBDFY7nmu4CsY=
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github.com/go-openapi/errors v0.19.2/go.mod h1:qX0BLWsyaKfvhluLejVpVNwNRdXZhEbTA4kxxpKBC94=
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github.com/go-openapi/strfmt v0.19.4 h1:eRvaqAhpL0IL6Trh5fDsGnGhiXndzHFuA05w6sXH6/g=
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github.com/go-openapi/strfmt v0.19.4/go.mod h1:eftuHTlB/dI8Uq8JJOyRlieZf+WkkxUuk0dgdHXr2Qk=
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github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
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github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
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github.com/google/go-cmp v0.3.0 h1:crn/baboCvb5fXaQ0IJ1SGTsTVrWpDsCWC8EGETZijY=
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github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
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github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
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github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
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github.com/jedib0t/go-pretty v4.3.0+incompatible h1:CGs8AVhEKg/n9YbUenWmNStRW2PHJzaeDodcfvRAbIo=
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github.com/jedib0t/go-pretty v4.3.0+incompatible/go.mod h1:XemHduiw8R651AF9Pt4FwCTKeG3oo7hrHJAoznj9nag=
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github.com/mattn/go-runewidth v0.0.8 h1:3tS41NlGYSmhhe/8fhGRzc+z3AYCw1Fe1WAyLuujKs0=
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github.com/mattn/go-runewidth v0.0.8/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
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github.com/mitchellh/mapstructure v1.1.2 h1:fmNYVwqnSfB9mZU6OS2O6GsXM+wcskZDuKQzvN1EDeE=
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github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q=
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github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
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github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
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github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/objx v0.2.0/go.mod h1:qt09Ya8vawLte6SNmTgCsAVtYtaKzEcn8ATUoHMkEqE=
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github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
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github.com/stretchr/testify v1.5.1 h1:nOGnQDM7FYENwehXlg/kFVnos3rEvtKTjRvOWSzb6H4=
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github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
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github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4=
|
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github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
|
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github.com/urfave/cli/v2 v2.1.1 h1:Qt8FeAtxE/vfdrLmR3rxR6JRE0RoVmbXu8+6kZtYU4k=
|
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github.com/urfave/cli/v2 v2.1.1/go.mod h1:SE9GqnLQmjVa0iPEY0f1w3ygNIYcIJ0OKPMoW2caLfQ=
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go.mongodb.org/mongo-driver v1.0.3 h1:GKoji1ld3tw2aC+GX1wbr/J2fX13yNacEYoJ8Nhr0yU=
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go.mongodb.org/mongo-driver v1.0.3/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM=
|
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golang.org/x/sys v0.0.0-20200219091948-cb0a6d8edb6c h1:jceGD5YNJGgGMkJz79agzOln1K9TaZUjv5ird16qniQ=
|
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golang.org/x/sys v0.0.0-20200219091948-cb0a6d8edb6c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
|
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gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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32
main.go
Normal file
32
main.go
Normal file
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package main
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import (
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"os"
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"github.com/urfave/cli/v2"
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)
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func main() {
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app := &cli.App{
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Name: "SSL Certificate Checker",
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Usage: "check SSL certificates at once",
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "hosts",
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Aliases: []string{"H"},
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Value: "",
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Usage: "target hosts, splits by comma",
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Required: true,
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},
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},
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Action: func(c *cli.Context) error {
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prettyPrintCertsInfo(c.String("hosts"))
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return nil
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},
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}
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err := app.Run(os.Args)
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if err != nil {
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os.Exit(1)
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}
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}
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71
utils.go
Normal file
71
utils.go
Normal file
@ -0,0 +1,71 @@
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package main
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import (
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"crypto/tls"
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"crypto/x509"
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"net"
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"os"
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"strconv"
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"strings"
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"github.com/jedib0t/go-pretty/table"
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"github.com/jedib0t/go-pretty/text"
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)
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func getPeerCertificates(h string, port int) ([]*x509.Certificate, error) {
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conn, err := tls.DialWithDialer(
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&net.Dialer{
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Timeout: dialerTimeout,
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},
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protocol,
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h+":"+strconv.Itoa(port),
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&tls.Config{
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ServerName: h,
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})
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if err != nil {
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return nil, err
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}
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defer conn.Close()
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if err := conn.Handshake(); err != nil {
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return nil, err
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}
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return conn.ConnectionState().PeerCertificates, nil
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}
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func getCells(t table.Writer, h string) {
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certs, err := getPeerCertificates(h, 443)
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if err != nil {
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return // skip if target host invalid
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}
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for _, c := range certs {
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if c.IsCA {
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continue
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}
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t.AppendRows([]table.Row{
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{h, (*c).Subject.CommonName, (*c).NotBefore, (*c).NotAfter, (*c).Issuer.CommonName},
|
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})
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}
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}
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|
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func prettyPrintCertsInfo(h string) {
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targets := strings.Split(h, ",")
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|
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t := table.NewWriter()
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t.SetOutputMirror(os.Stdout)
|
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t.AppendHeader(table.Row{
|
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"Host",
|
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"Common Name",
|
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"Not Before",
|
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"Not After",
|
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"Issuer",
|
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})
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|
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for _, target := range targets {
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getCells(t, target)
|
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}
|
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|
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t.Style().Format.Header = text.FormatDefault
|
||||
t.Render()
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user