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Merge pull request #256 from jhaals/cmdline
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Refactor cmdline, add max length option
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@jhaals
jhaals committed Oct 9, 2019
2 parents a6feb86 + 9c9b6d2 commit d7b47b7
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Showing 7 changed files with 187 additions and 23 deletions.
16 changes: 14 additions & 2 deletions README.md
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Expand Up @@ -23,6 +23,18 @@ There is no perfect way of sharing secrets online and there is a trade off in ev

Here are some deployment options depending on your setup.

Command line flags:

```console
$ yopass -h
--address string listen address (default 0.0.0.0)
--max-length int max length of encrypted secret (default 10000)
--memcached string memcached address (default "localhost:11211")
--port int listen port (default 1337)
--tls-cert string path to TLS certificate
--tls-key string path to TLS key
```

### AWS Lambda

_Yopass website is a separate component in this step which can be deployed to [netlify](https://netlify.com)_ for free.
Expand All @@ -42,11 +54,11 @@ Start memcached to store secrets in memory
TLS encryption

docker run -p 1337:1337 -v /local/certs/:/certs \
--link memcached_yopass:memcache -d jhaals/yopass -memcached=memcache:11211 -tls.key=/certs/tls.key -tls.cert=/certs/tls.crt
--link memcached_yopass:memcache -d jhaals/yopass --memcached=memcache:11211 --tls-key=/certs/tls.key --tls-cert=/certs/tls.crt

Plain(make sure this is restricted to localhost)

docker run -p 1337:1337 --link memcached_yopass:memcache -d jhaals/yopass -memcached=memcache:11211
docker run -p 1337:1337 --link memcached_yopass:memcache -d jhaals/yopass --memcached=memcache:11211

### Kubernetes

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32 changes: 20 additions & 12 deletions cmd/yopass/main.go
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Expand Up @@ -2,34 +2,42 @@ package main

import (
"crypto/tls"
"flag"
"fmt"
"log"
"net/http"
"strings"

"github.com/jhaals/yopass/pkg/yopass"
"github.com/spf13/pflag"
"github.com/spf13/viper"
)

var (
memcached = flag.String("memcached", "localhost:11211", "memcached address")
address = flag.String("address", "", "yopass server address (default 0.0.0.0)")
port = flag.Int("port", 1337, "yopass server port")
tlsCert = flag.String("tls.cert", "", "path to TLS certificate")
tlsKey = flag.String("tls.key", "", "path to TLS key")
address = pflag.String("address", "", "listen address (default 0.0.0.0)")
maxLength = pflag.Int("max-length", 10000, "max length of encrypted secret")
memcached = pflag.String("memcached", "localhost:11211", "memcached address")
port = pflag.Int("port", 1337, "listen port")
tlsCert = pflag.String("tls-cert", "", "path to TLS certificate")
tlsKey = pflag.String("tls-key", "", "path to TLS key")
)

func main() {
flag.Parse()
addr := fmt.Sprintf("%s:%d", *address, *port)
log.Printf("Starting yopass on %s, configured memcached address: %s", addr, *memcached)
viper.AutomaticEnv()
viper.SetEnvKeyReplacer(strings.NewReplacer("-", "_"))
pflag.Parse()
viper.BindPFlags(pflag.CommandLine)

y := yopass.New(yopass.NewMemcached(*memcached))
if *tlsCert != "" && *tlsKey != "" {
addr := fmt.Sprintf("%s:%d", viper.GetString("address"), viper.GetInt("port"))
memcache := viper.GetString("memcached")
log.Printf("Starting yopass on %s, configured memcached address: %s", addr, memcache)

y := yopass.New(yopass.NewMemcached(memcache), viper.GetInt("max-length"))
if viper.GetString("tls-cert") != "" && viper.GetString("tls-key") != "" {
server := &http.Server{
Addr: addr,
Handler: y.HTTPHandler(),
TLSConfig: &tls.Config{MinVersion: tls.VersionTLS12}}
log.Fatal(server.ListenAndServeTLS(*tlsCert, *tlsKey))
log.Fatal(server.ListenAndServeTLS(viper.GetString("tls-cert"), viper.GetString("tls-key")))
} else {
log.Fatal(http.ListenAndServe(addr, y.HTTPHandler()))
}
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2 changes: 1 addition & 1 deletion deploy/yopass-k8.yaml
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Expand Up @@ -13,7 +13,7 @@ spec:
- name: yopass
image: jhaals/yopass
args:
- "-memcached=localhost:11211"
- "--memcached=localhost:11211"
ports:
- name: http
containerPort: 1337
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4 changes: 3 additions & 1 deletion go.mod
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Expand Up @@ -4,8 +4,10 @@ require (
github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737
github.com/gorilla/handlers v1.4.2
github.com/gorilla/mux v1.7.3
github.com/kr/pretty v0.1.0 // indirect
github.com/satori/go.uuid v1.2.0
github.com/spf13/pflag v1.0.5
github.com/spf13/viper v1.4.0
github.com/stretchr/testify v1.3.0 // indirect
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
)

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136 changes: 136 additions & 0 deletions go.sum
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@@ -1,15 +1,151 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
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github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
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github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181220203305-927f97764cc3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a h1:1BGLXjeY4akVXGgbC9HugT3Jv3hCI0z56oJR5vAMgBU=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
10 changes: 6 additions & 4 deletions pkg/yopass/yopass.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -14,13 +14,15 @@ import (
// Yopass struct holding database and settings.
// This should be created with yopass.New
type Yopass struct {
db Database
db Database
maxLength int
}

// New is the main way of creating the server.
func New(db Database) Yopass {
func New(db Database, maxLength int) Yopass {
return Yopass{
db: db,
db: db,
maxLength: maxLength,
}
}

Expand All @@ -42,7 +44,7 @@ func (y *Yopass) createSecret(w http.ResponseWriter, request *http.Request) {
return
}

if len(secret.Message) > 10000 {
if len(secret.Message) > y.maxLength {
http.Error(w, `{"message": "Message is too long"}`, http.StatusBadRequest)
return
}
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