bump snap version

Customizable ext_ver param

README.md

@@ -162,6 +162,7 @@ zagent248.hola.org,165.22.65.3,22222,22223,22224,22225,22226,digitalocean
 | cafile | String | use custom CA certificate bundle file |
 | country | String | desired proxy location (default "us") |
 | dont-use-trial | - | use regular ports instead of trial ports |
+| ext-ver | String | extension version to mimic in requests. Can be obtained from https://chrome.google.com/webstore/detail/hola-vpn-the-website-unbl/gkojfkhlekighikafcpjkiklfbnlmeio (default "999.999.999") |
 | force-port-field | Number | force specific port field/num (example 24232 or lum) |
 | limit | Unsigned Integer (Number) | amount of proxies in retrieved list (default 3) |
 | list-countries | String | list available countries and exit |

credservice.go

@@ -10,6 +10,7 @@ import (
 const DEFAULT_LIST_LIMIT = 3
 
 func CredService(interval, timeout time.Duration,
+	extVer string,
 	country string,
 	proxytype string,
 	logger *CondLogger,
@@ -26,7 +27,7 @@ func CredService(interval, timeout time.Duration,
 	}
 
 	tx_res, tx_err := EnsureTransaction(context.Background(), timeout, func(ctx context.Context, client *http.Client) bool {
-		tunnels, user_uuid, err = Tunnels(ctx, logger, client, country, proxytype,
+		tunnels, user_uuid, err = Tunnels(ctx, logger, client, extVer, country, proxytype,
 			DEFAULT_LIST_LIMIT, timeout, backoffInitial, backoffDeadline)
 		if err != nil {
 			logger.Error("Configuration bootstrap error: %v. Retrying with the fallback mechanism...", err)
@@ -57,7 +58,7 @@ func CredService(interval, timeout time.Duration,
 			<-ticker.C
 			logger.Info("Rotating credentials...")
 			tx_res, tx_err := EnsureTransaction(context.Background(), timeout, func(ctx context.Context, client *http.Client) bool {
-				tuns, user_uuid, err = Tunnels(ctx, logger, client, country, proxytype,
+				tuns, user_uuid, err = Tunnels(ctx, logger, client, extVer, country, proxytype,
 					DEFAULT_LIST_LIMIT, timeout, backoffInitial, backoffDeadline)
 				if err != nil {
 					logger.Error("Credential rotation error: %v. Retrying with the fallback mechanism...", err)

go.mod

@@ -1,14 +1,14 @@
 module github.com/Snawoot/hola-proxy
 
-go 1.19
+go 1.20
 
 require (
-	github.com/AdguardTeam/dnsproxy v0.48.2
+	github.com/AdguardTeam/dnsproxy v0.49.1
 	github.com/campoy/unique v0.0.0-20180121183637-88950e537e7e
-	github.com/cenkalti/backoff/v4 v4.2.0
+	github.com/cenkalti/backoff/v4 v4.2.1
 	github.com/google/uuid v1.3.0
-	github.com/miekg/dns v1.1.52
-	golang.org/x/net v0.8.0
+	github.com/miekg/dns v1.1.53
+	golang.org/x/net v0.9.0
 )
 
 require (
@@ -17,18 +17,18 @@ require (
 	github.com/aead/poly1305 v0.0.0-20180717145839-3fee0db0b635 // indirect
 	github.com/ameshkov/dnscrypt/v2 v2.2.6 // indirect
 	github.com/ameshkov/dnsstamps v1.0.3 // indirect
-	github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 // indirect
+	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
 	github.com/golang/mock v1.6.0 // indirect
-	github.com/google/pprof v0.0.0-20230323073829-e72429f035bd // indirect
-	github.com/onsi/ginkgo/v2 v2.9.2 // indirect
+	github.com/google/pprof v0.0.0-20230111200839-76d1ae5aea2b // indirect
+	github.com/onsi/ginkgo/v2 v2.7.0 // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
-	github.com/quic-go/qtls-go1-19 v0.3.0 // indirect
-	github.com/quic-go/qtls-go1-20 v0.2.0 // indirect
+	github.com/quic-go/qtls-go1-19 v0.2.1 // indirect
+	github.com/quic-go/qtls-go1-20 v0.1.1 // indirect
 	github.com/quic-go/quic-go v0.33.0 // indirect
-	golang.org/x/crypto v0.7.0 // indirect
-	golang.org/x/exp v0.0.0-20230321023759-10a507213a29 // indirect
-	golang.org/x/mod v0.9.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
-	golang.org/x/tools v0.7.0 // indirect
+	golang.org/x/crypto v0.5.0 // indirect
+	golang.org/x/exp v0.0.0-20230306221820-f0f767cdffd6 // indirect
+	golang.org/x/mod v0.8.0 // indirect
+	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
+	golang.org/x/tools v0.6.0 // indirect
 )

go.sum

@@ -1,5 +1,5 @@
-github.com/AdguardTeam/dnsproxy v0.48.2 h1:zEWeImyJGPeQAZ7+F/sgOJ2WbCRN1zbINLsDAEnFWjI=
-github.com/AdguardTeam/dnsproxy v0.48.2/go.mod h1:Y7g7jRTd/u7+KJ/QvnGI2PCE8vnisp6EsW47/Sz0DZw=
+github.com/AdguardTeam/dnsproxy v0.49.1 h1:JpStBK05uCgA3ldleaNLRmIwE9V7vRg7/kVJQSdnQYg=
+github.com/AdguardTeam/dnsproxy v0.49.1/go.mod h1:Y7g7jRTd/u7+KJ/QvnGI2PCE8vnisp6EsW47/Sz0DZw=
 github.com/AdguardTeam/golibs v0.13.0 h1:hVBeNQXT/BgcjKz/4FMpFGvEYqXiXDJG+b5XpGCUOLk=
 github.com/AdguardTeam/golibs v0.13.0/go.mod h1:rIglKDHdLvFT1UbhumBLHO9S4cvWS9MEyT1njommI/Y=
 github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da h1:KjTM2ks9d14ZYCvmHS9iAKVt9AyzRSqNU1qabPih5BY=
@@ -12,55 +12,55 @@ github.com/ameshkov/dnsstamps v1.0.3 h1:Srzik+J9mivH1alRACTbys2xOxs0lRH9qnTA7Y1O
 github.com/ameshkov/dnsstamps v1.0.3/go.mod h1:Ii3eUu73dx4Vw5O4wjzmT5+lkCwovjzaEZZ4gKyIH5A=
 github.com/campoy/unique v0.0.0-20180121183637-88950e537e7e h1:V9a67dfYqPLAvzk5hMQOXYJlZ4SLIXgyKIE+ZiHzgGQ=
 github.com/campoy/unique v0.0.0-20180121183637-88950e537e7e/go.mod h1:9IOqJGCPMSc6E5ydlp5NIonxObaeu/Iub/X03EKPVYo=
-github.com/cenkalti/backoff/v4 v4.2.0 h1:HN5dHm3WBOgndBH6E8V0q2jIYIR3s9yglV8k/+MN3u4=
-github.com/cenkalti/backoff/v4 v4.2.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
+github.com/cenkalti/backoff/v4 v4.2.1 h1:y4OZtCnogmCPw98Zjyt5a6+QwPLGkiQsYW5oUqylYbM=
+github.com/cenkalti/backoff/v4 v4.2.1/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-logr/logr v1.2.3 h1:2DntVwHkVopvECVRSlL5PSo9eG+cAkDCuckLubN+rq0=
-github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572 h1:tfuBGBXKqDEevZMzYi5KSi8KkcZtzBcTgAUUtapy0OI=
-github.com/go-task/slim-sprig v0.0.0-20230315185526-52ccab3ef572/go.mod h1:9Pwr4B2jHnOSGXyyzV8ROjYa2ojvAY6HCGYYfMoC3Ls=
+github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 h1:p104kn46Q8WdvHunIJ9dAyjPVtrBPhSr3KT2yUst43I=
+github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
 github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
-github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
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 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
-github.com/google/pprof v0.0.0-20230323073829-e72429f035bd h1:r8yyd+DJDmsUhGrRBxH5Pj7KeFK5l+Y3FsgT8keqKtk=
-github.com/google/pprof v0.0.0-20230323073829-e72429f035bd/go.mod h1:79YE0hCXdHag9sBkw2o+N/YnZtTkXi0UT9Nnixa5eYk=
+github.com/google/pprof v0.0.0-20230111200839-76d1ae5aea2b h1:8htHrh2bw9c7Idkb7YNac+ZpTqLMjRpI+FWu51ltaQc=
+github.com/google/pprof v0.0.0-20230111200839-76d1ae5aea2b/go.mod h1:dDKJzRmX4S37WGHujM7tX//fmj1uioxKzKxz3lo4HJo=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/miekg/dns v1.1.52 h1:Bmlc/qsNNULOe6bpXcUTsuOajd0DzRHwup6D9k1An0c=
-github.com/miekg/dns v1.1.52/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY=
-github.com/onsi/ginkgo/v2 v2.9.2 h1:BA2GMJOtfGAfagzYtrAlufIP0lq6QERkFmHLMLPwFSU=
-github.com/onsi/ginkgo/v2 v2.9.2/go.mod h1:WHcJJG2dIlcCqVfBAwUCrJxSPFb6v4azBwgxeMeDuts=
-github.com/onsi/gomega v1.27.4 h1:Z2AnStgsdSayCMDiCU42qIz+HLqEPcgiOCXjAU/w+8E=
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+github.com/onsi/ginkgo/v2 v2.7.0/go.mod h1:yjiuMwPokqY1XauOgju45q3sJt6VzQ/Fict1LFVcsAo=
+github.com/onsi/gomega v1.24.1 h1:KORJXNNTzJXzu4ScJWssJfJMnJ+2QJqhoQSRwNlze9E=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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-github.com/quic-go/qtls-go1-19 v0.3.0 h1:aUBoQdpHzUWtPw5tQZbsD2GnrWCNu7/RIX1PtqGeLYY=
-github.com/quic-go/qtls-go1-19 v0.3.0/go.mod h1:ySOI96ew8lnoKPtSqx2BlI5wCpUVPT05RMAlajtnyOI=
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 github.com/quic-go/quic-go v0.33.0/go.mod h1:YMuhaAV9/jIu0XclDXwZPAsP/2Kgr5yMYhe9oxhhOFA=
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 github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.7.0 h1:AvwMYaRytfdeVt3u6mLaxYtErKYjxA2OXjJ1HHq6t3A=
-golang.org/x/crypto v0.7.0/go.mod h1:pYwdfH91IfpZVANVyUOhSIPZaFoJGxTFbZhFTx+dXZU=
-golang.org/x/exp v0.0.0-20230321023759-10a507213a29 h1:ooxPy7fPvB4kwsA2h+iBNHkAbp/4JxTSwCmvdjEYmug=
-golang.org/x/exp v0.0.0-20230321023759-10a507213a29/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
+golang.org/x/crypto v0.5.0 h1:U/0M97KRkSFvyD/3FSmdP5W5swImpNgle/EHFhOsQPE=
+golang.org/x/crypto v0.5.0/go.mod h1:NK/OQwhpMQP3MwtdjgLlYHnH9ebylxKWv3e0fK+mkQU=
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+golang.org/x/exp v0.0.0-20230306221820-f0f767cdffd6/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.9.0 h1:KENHtAZL2y3NLMYZeHY9DW8HW8V+kQyJsY/V9JlKvCs=
-golang.org/x/mod v0.9.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
+golang.org/x/mod v0.8.0 h1:LUYupSeNrTNCGzR/hVBk2NHZO4hXcVaW1k4Qx7rjPx8=
+golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
-golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ=
-golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
+golang.org/x/net v0.9.0 h1:aWJ/m6xSmxWBx+V0XRHTlrYrPG56jKsLdTFmsSsCzOM=
+golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
@@ -69,22 +69,22 @@ golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
-golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
+golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.7.0 h1:W4OVu8VVOaIO0yzWMNdepAulS7YfoS3Zabrm8DOXXU4=
-golang.org/x/tools v0.7.0/go.mod h1:4pg6aUX35JBAogB10C9AtvVL+qowtN4pT3CGSQex14s=
+golang.org/x/tools v0.6.0 h1:BOw41kyTf3PuCW1pVQf8+Cyg8pMlkYB1oo9iJ6D/lKM=
+golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

holaapi.go

@@ -25,7 +25,6 @@ import (
 )
 
 const USER_AGENT = "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36"
-const EXT_VER = "1.186.562"
 const EXT_BROWSER = "chrome"
 const PRODUCT = "cws"
 const CCGI_URL = "https://client.hola.org/client_cgi/"
@@ -193,10 +192,10 @@ func VPNCountries(ctx context.Context, client *http.Client) (res CountryList, er
 	return
 }
 
-func background_init(ctx context.Context, client *http.Client, user_uuid string) (res BgInitResponse, reterr error) {
+func background_init(ctx context.Context, client *http.Client, extVer, user_uuid string) (res BgInitResponse, reterr error) {
 	post_data := make(url.Values)
 	post_data.Add("login", "1")
-	post_data.Add("ver", EXT_VER)
+	post_data.Add("ver", extVer)
 	qs := make(url.Values)
 	qs.Add("uuid", user_uuid)
 	resp, err := do_req(ctx, client, "POST", BG_INIT_URL, qs, post_data)
@@ -220,6 +219,7 @@ func zgettunnels(ctx context.Context,
 	client *http.Client,
 	user_uuid string,
 	session_key int64,
+	extVer string,
 	country string,
 	proxy_type string,
 	limit uint) (res *ZGetTunnelsResponse, reterr error) {
@@ -239,7 +239,7 @@ func zgettunnels(ctx context.Context,
 	}
 	params.Add("limit", strconv.FormatInt(int64(limit), 10))
 	params.Add("ping_id", strconv.FormatFloat(rand.New(RandomSource).Float64(), 'f', -1, 64))
-	params.Add("ext_ver", EXT_VER)
+	params.Add("ext_ver", extVer)
 	params.Add("browser", EXT_BROWSER)
 	params.Add("product", PRODUCT)
 	params.Add("uuid", user_uuid)
@@ -325,6 +325,7 @@ func GetFallbackProxies(ctx context.Context) (*FallbackConfig, error) {
 func Tunnels(ctx context.Context,
 	logger *CondLogger,
 	client *http.Client,
+	extVer string,
 	country string,
 	proxy_type string,
 	limit uint,
@@ -336,7 +337,7 @@ func Tunnels(ctx context.Context,
 	user_uuid = hex.EncodeToString(u[:])
 	ctx1, cancel := context.WithTimeout(ctx, timeout)
 	defer cancel()
-	initres, err := background_init(ctx1, client, user_uuid)
+	initres, err := background_init(ctx1, client, extVer, user_uuid)
 	if err != nil {
 		reterr = err
 		return
@@ -354,7 +355,7 @@ func Tunnels(ctx context.Context,
 	err = backoff.RetryNotify(func() error {
 		ctx1, cancel := context.WithTimeout(ctx, timeout)
 		defer cancel()
-		res, reterr = zgettunnels(ctx1, client, user_uuid, initres.Key, country, proxy_type, limit)
+		res, reterr = zgettunnels(ctx1, client, user_uuid, initres.Key, extVer, country, proxy_type, limit)
 		return reterr
 	}, bo, func(err error, dur time.Duration) {
 		logger.Info("zgettunnels error: %v; will retry after %v", err, dur.Truncate(time.Millisecond))

main.go

@@ -42,6 +42,7 @@ func arg_fail(msg string) {
 }
 
 type CLIArgs struct {
+	extVer                                  string
 	country                                 string
 	list_countries, list_proxies, use_trial bool
 	limit                                   uint
@@ -62,6 +63,8 @@ type CLIArgs struct {
 
 func parse_args() CLIArgs {
 	var args CLIArgs
+	flag.StringVar(&args.extVer, "ext-ver", "999.999.999", "extension version to mimic in requests. "+
+		"Can be obtained from https://chrome.google.com/webstore/detail/hola-vpn-the-website-unbl/gkojfkhlekighikafcpjkiklfbnlmeio")
 	flag.StringVar(&args.force_port_field, "force-port-field", "", "force specific port field/num (example 24232 or lum)") // would be nice to not show in help page
 	flag.StringVar(&args.country, "country", "us", "desired proxy location")
 	flag.BoolVar(&args.list_countries, "list-countries", false, "list available countries and exit")
@@ -171,7 +174,7 @@ func run() int {
 	}
 
 	if args.list_proxies {
-		return print_proxies(mainLogger, args.country, args.proxy_type, args.limit, args.timeout,
+		return print_proxies(mainLogger, args.extVer, args.country, args.proxy_type, args.limit, args.timeout,
 			args.backoffInitial, args.backoffDeadline)
 	}
 
@@ -184,8 +187,8 @@ func run() int {
 	}
 
 	mainLogger.Info("Initializing configuration provider...")
-	auth, tunnels, err := CredService(args.rotate, args.timeout, args.country, args.proxy_type, credLogger,
-		args.backoffInitial, args.backoffDeadline)
+	auth, tunnels, err := CredService(args.rotate, args.timeout, args.extVer, args.country,
+		args.proxy_type, credLogger, args.backoffInitial, args.backoffDeadline)
 	if err != nil {
 		mainLogger.Critical("Unable to instantiate credential service: %v", err)
 		return 4

snapcraft.yaml

@@ -1,5 +1,5 @@
 name: hola-proxy
-version: '1.7.1'
+version: '1.8.0'
 summary: Standalone Hola proxy client.
 description: |
   Standalone Hola proxy client. Just run it and it'll start plain HTTP proxy server forwarding traffic via Hola proxies of your choice.

utils.go

@@ -135,7 +135,7 @@ func print_countries(timeout time.Duration) int {
 	return 0
 }
 
-func print_proxies(logger *CondLogger, country string, proxy_type string,
+func print_proxies(logger *CondLogger, extVer, country string, proxy_type string,
 	limit uint, timeout time.Duration, backoffInitial time.Duration, backoffDeadline time.Duration,
 ) int {
 	var (
@@ -144,7 +144,7 @@ func print_proxies(logger *CondLogger, country string, proxy_type string,
 		err       error
 	)
 	tx_res, tx_err := EnsureTransaction(context.Background(), timeout, func(ctx context.Context, client *http.Client) bool {
-		tunnels, user_uuid, err = Tunnels(ctx, logger, client, country, proxy_type, limit, timeout, backoffInitial, backoffDeadline)
+		tunnels, user_uuid, err = Tunnels(ctx, logger, client, extVer, country, proxy_type, limit, timeout, backoffInitial, backoffDeadline)
 		if err != nil {
 			fmt.Fprintf(os.Stderr, "Transaction error: %v. Retrying with the fallback mechanism...\n", err)
 			return false