go: use viper for configuration and add smtp module

websocket
ALI Hamza 2020-02-03 14:12:17 +07:00
parent ca32ecec3c
commit 89606b390a
No known key found for this signature in database
GPG Key ID: BCA8A46C87798C4C
9 changed files with 356 additions and 22 deletions

@ -1,9 +1,18 @@
package main
import (
"encoding/json"
"github.com/go-redis/redis/v7"
"os/exec"
"time"
)
type Message struct {
ID string
Name string
Email string
}
func main() {
client := redis.NewClient(&redis.Options{
Addr: "10.1.3.100:6379",
@ -11,13 +20,10 @@ func main() {
DB: 0,
})
_, err := client.Ping().Result()
if err != nil {
panic(err)
}
println("waiting for messages...")
channel := client.Subscribe("qq")
_, err = channel.Receive()
_, err := channel.Receive()
if err != nil {
panic(err)
}
@ -26,6 +32,10 @@ func main() {
if msg.Channel != "qq" {
return
}
bytes := []byte(msg.Payload)
var data Message
json.Unmarshal(bytes, &data)
exec.Command("./makejpg.sh", data.ID, data.Name, data.Email)
println("Printing", data.ID, data.Name, data.Email, "at", time.Now().String())
}
}

@ -8,5 +8,7 @@ require (
github.com/gorilla/mux v1.7.3
github.com/gorilla/websocket v1.4.1
github.com/mattn/go-sqlite3 v1.11.0
github.com/spf13/viper v1.6.2 // indirect
github.com/xhit/go-simple-mail v2.2.2+incompatible
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550
)

140
go.sum

@ -1,40 +1,180 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
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=
github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
github.com/coreos/pkg v0.0.0-20180928190104-399ea9e2e55f/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
github.com/go-redis/redis/v7 v7.0.0-beta.5 h1:7bdbDkv2nKZm6Tydrvmay3xOvVaxpAT4ZsNTrSDMZUE=
github.com/go-redis/redis/v7 v7.0.0-beta.5/go.mod h1:JDNMw23GTyLNC4GZu9njt15ctBQVn7xjRfnwdHj/Dcg=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
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github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
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github.com/gorilla/mux v1.7.3 h1:gnP5JzjVOuiZD07fKKToCAOjS0yOpj/qPETTXCCS6hw=
github.com/gorilla/mux v1.7.3/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
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github.com/gorilla/websocket v1.4.1 h1:q7AeDBpnBk8AogcD4DSag/Ukw/KV+YhzLj2bP5HvKCM=
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github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0/go.mod h1:8NvIoxWQoOIhqOTXgfV/d3M/q6VIi02HzZEHgUlZvzk=
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github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
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github.com/spf13/jwalterweatherman v1.0.0 h1:XHEdyB+EcvlqZamSM4ZOMGlc93t6AcsBEu9Gc1vn7yk=
github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb68N+wFjFa4jdeBTo=
github.com/spf13/pflag v1.0.3 h1:zPAT6CGy6wXeQ7NtTnaTerfKOsV6V6F8agHXFiazDkg=
github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
github.com/spf13/viper v1.6.2 h1:7aKfF+e8/k68gda3LOjo5RxiUqddoFxVq4BKBPrxk5E=
github.com/spf13/viper v1.6.2/go.mod h1:t3iDnF5Jlj76alVNuyFBk5oUMCvsrkbvZK0WQdfDi5k=
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github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
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github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
github.com/xhit/go-simple-mail v2.2.2+incompatible h1:Hm2VGfLqiQJ/NnC8SYsrPOPyVYIlvP2kmnotP4RIV74=
github.com/xhit/go-simple-mail v2.2.2+incompatible/go.mod h1:I8Ctg6vIJZ+Sv7k/22M6oeu/tbFumDY0uxBuuLbtU7Y=
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/crypto v0.0.0-20191011191535-87dc89f01550 h1:ObdrDkeb4kJdCP557AjRjq69pTHfNouLtWZG7j9rPN8=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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 v0.0.0-20180906233101-161cd47e91fd/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 v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
golang.org/x/net v0.0.0-20190923162816-aa69164e4478 h1:l5EDrHhldLYb3ZRHDUhXF7Om7MvYXnkV9/iQNo1lX6g=
golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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 v0.0.0-20180909124046-d0be0721c37e/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/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191010194322-b09406accb47 h1:/XfQ9z7ib8eEJX2hdgFTZJ/ntt0swNk5oYBziWeTCvY=
golang.org/x/sys v0.0.0-20191010194322-b09406accb47/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
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 v0.0.0-20180917221912-90fa682c2a6e/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=
golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/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/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
gopkg.in/ini.v1 v1.51.0 h1:AQvPpx3LzTDM0AjnIRlVFwFFGC+npRopjZxLJj6gdno=
gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
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 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

@ -2,7 +2,8 @@ package main
import (
"JISQueueing/server"
"flag"
"fmt"
"github.com/spf13/viper"
"log"
"net/http"
"strconv"
@ -11,19 +12,44 @@ import (
)
func main() {
var port int
var debug bool
flag.IntVar(&port, "port", 443, "Specify port for socket and webserver")
flag.BoolVar(&debug, "debug", false, "Specify the debug mode status")
flag.Parse()
viper.SetConfigName("config")
viper.SetConfigType("yaml")
viper.AddConfigPath(".")
viper.AddConfigPath("/etc/queuing")
hostLocation := ":" + strconv.Itoa(port)
mux := server.NewServerMux(debug)
viper.SetDefault("debug", false)
viper.SetDefault("ip", "10.1.3.100")
viper.SetDefault("server.ssl", true)
viper.SetDefault("server.certFile", "/etc/queuing/server.crt")
viper.SetDefault("server.keyFile", "/etc/queuing/server.key")
viper.SetDefault("server.port", 433)
viper.SetDefault("redis.addr", "10.1.3.100:6379")
viper.SetDefault("redis.channel", "qq")
viper.SetDefault("mail.host", "mail1.jisedu.or.id")
viper.SetDefault("mail.port", 25)
viper.SetDefault("mail.username", "IT.Q@jisedu.or.id")
viper.SetDefault("mail.logo", "/etc/queuing/logo.jpg")
err := viper.ReadInConfig()
if err != nil {
if _, ok := err.(viper.ConfigFileNotFoundError); !ok {
panic(fmt.Errorf("Fatal error config file: %s \n", err))
}
}
hostLocation := ":" + strconv.Itoa(viper.GetInt("port"))
mux := server.NewServerMux()
cors := handlers.CORS(
handlers.AllowedHeaders([]string{"X-Requested-With", "Content-Type", "Authorization"}),
handlers.AllowedMethods([]string{"POST", "OPTIONS"}),
handlers.AllowedOrigins([]string{"*"}),
)(mux)
//log.Fatal(http.ListenAndServe(hostLocation, cors))
log.Fatal(http.ListenAndServeTLS(hostLocation, "server.crt", "server.key", cors))
if viper.GetBool("server.ssl") {
crt := viper.GetString("server.certFile")
key := viper.GetString("server.keyFile")
log.Fatal(http.ListenAndServeTLS(hostLocation, crt, key, cors))
} else {
log.Fatal(http.ListenAndServe(hostLocation, cors))
}
}

@ -8,7 +8,7 @@ import (
)
//NewServerMux creates a new http handler object handling API requests
func NewServerMux(debug bool) http.Handler {
func NewServerMux() http.Handler {
router := mux.NewRouter()
router.NotFoundHandler = http.HandlerFunc(NotFound)
@ -26,7 +26,7 @@ func NewServerMux(debug bool) http.Handler {
router.PathPrefix("/static").Handler(http.FileServer(http.Dir("./static")))
router.PathPrefix("/").HandlerFunc(indexHandler)
socket.StartRedisServer("10.1.3.100:6379")
socket.StartRedisServer()
return router
}

@ -50,7 +50,10 @@ func finishedTicket(id int, table int, who *websocket.Conn) {
}
who.WriteMessage(websocket.TextMessage, []byte("success complete "+strconv.Itoa(id)))
notifyTicket(who)
ticket, _ := db.GetTicket(id)
sendDisplayMessage("complete " + strconv.Itoa(table))
sendThankYouEmail(ticket)
}
func cancelTicket(id int, table int, who *websocket.Conn) {

@ -0,0 +1,69 @@
package socket
import (
"JISQueueing/common"
"bytes"
"encoding/base64"
"html/template"
"net/smtp"
"strings"
)
var (
bodyT = ``
t, _ = template.New("email").Parse(bodyT)
)
func sendThankYouEmail(ticket common.Ticket) {
buffer := new(bytes.Buffer)
t.Execute(buffer, ticket)
body := buffer.String()
SendMail(
"mail1.jisedu.or.id:25",
"IT.Q@jisedu.or.id",
"Thank you for coming to the JIS IT Helpdesk",
body,
[]string{ticket.Email},
)
}
func SendMail(addr, from, subject, body string, to []string) error {
r := strings.NewReplacer("\r\n", "", "\r", "", "\n", "", "%0a", "", "%0d", "")
c, err := smtp.Dial(addr)
if err != nil {
return err
}
defer c.Close()
if err = c.Mail(r.Replace(from)); err != nil {
return err
}
for i := range to {
to[i] = r.Replace(to[i])
if err = c.Rcpt(to[i]); err != nil {
return err
}
}
w, err := c.Data()
if err != nil {
return err
}
msg := "To: " + strings.Join(to, ",") + "\r\n" +
"From: " + from + "\r\n" +
"Subject: " + subject + "\r\n" +
"Content-Type: text/html; charset=\"UTF-8\"\r\n" +
"Content-Transfer-Encoding: base64\r\n" +
"\r\n" + base64.StdEncoding.EncodeToString([]byte(body))
_, err = w.Write([]byte(msg))
if err != nil {
return err
}
err = w.Close()
if err != nil {
return err
}
return c.Quit()
}

@ -1,7 +1,9 @@
package socket
import (
json "encoding/json"
"github.com/go-redis/redis/v7"
"github.com/spf13/viper"
)
var client *redis.Client
@ -13,9 +15,9 @@ type Message struct {
Email string
}
func StartRedisServer(addr string) {
func StartRedisServer() {
client = redis.NewClient(&redis.Options{
Addr: addr,
Addr: viper.GetString("redis.addr"),
})
_, err := client.Ping().Result()
@ -31,5 +33,9 @@ func StartRedisServer(addr string) {
}
func sendMessageToRedisChannel(msg Message) {
client.Publish("qq", msg)
}
mesg, _ := json.Marshal(msg)
status := client.Publish(viper.GetString("viper.channel"), string(mesg))
if status.Err() != nil {
println("Error while sending message to redis:", status.Err().Error())
}
}

@ -0,0 +1,78 @@
package socket
import (
"JISQueueing/common"
"bytes"
"github.com/spf13/viper"
"github.com/xhit/go-simple-mail"
"html/template"
"log"
"time"
)
var (
tmpl = template.New("email")
body = `
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
*{margin:0;padding:0}body{font-family:Helvetica,sans-serif}h2{font-size:2.25rem;padding:12px 0}h2 strong{color:#00509e}.desc{font-size:1.3rem;padding:32px 0}.desc h3{padding:6px 0}.bye{color:#555;font-style:italic}.dash{display:inline-block;padding-left:12px}.first{display:inline-block}.second{padding-left:22px}
</style>
</head>
<body>
<h2>Hi <strong>{{{.Name}}}</strong>,</h2>
<div class="desc">
<h3>Thank you for coming to the JIS IT Helpdesk.</h3>
<h3>Your queue number is {{{.ID}}}.</h3>
</div>
<div class="bye">
<div class="dash">-</div>
<h4 class="first">This message was automatically generated by The Dragon Queue.</h4>
<h4 class="second"> Any questions? Please feel free to <a href="mailto:hgunawan@jisedu.or.id">contact us</a></h4>
<img src="cid:logo.svg" alt="JIS"/>
</div>
</body>
</html>
`
)
func sendMail(ticket common.Ticket) {
server := mail.NewSMTPClient()
server.Host = viper.GetString("mail.host")
server.Port = viper.GetInt("mail.port")
server.Username = viper.GetString("mail.username")
server.Encryption = mail.EncryptionNone
server.KeepAlive = false
server.ConnectTimeout = 10 * time.Second
server.SendTimeout = 10 * time.Second
client, err := server.Connect()
if err != nil {
log.Fatal(err)
}
email := mail.NewMSG()
t, _ := tmpl.Parse(body)
var result bytes.Buffer
t.Execute(&result, ticket)
email.
SetFrom("JIS Queuing HelpDesk").
AddTo(ticket.Email).
SetSubject("Thank you for coming to the JIS IT HelpDesk").
SetBody(mail.TextHTML, result.String()).
AddInline(viper.GetString("mail.logo"), "logo.svg")
err = email.Send(client)
if err != nil {
log.Println(err)
}
}