[FEATURE] Bump to fasthttp/session/v2 to support redis unix socket. (#1001)

* [FEATURE] Bump to fasthttp/session/v2 to support redis unix socket.

* Fix lint issues.

* Remove v1 import and fix double import.

* [DOCS] Document use of redis unix socket.

Co-authored-by: Amir Zarrinkafsh <nightah@me.com>

config.template.yml

@@ -309,6 +309,10 @@ session:
   redis:
     host: 127.0.0.1
     port: 6379
+    # # Use a unix socket instead
+    # host: /var/run/redis/redis.sock
+
+
     # Password can also be set using a secret: https://docs.authelia.com/configuration/secrets.html
     password: authelia
     # This is the Redis DB Index https://redis.io/commands/select (sometimes referred to as database number, DB, etc).

docs/configuration/session.md

@@ -48,6 +48,9 @@ session:
   redis:
     host: 127.0.0.1
     port: 6379
+    # # Use a unix socket instead
+    # host: /var/run/redis/redis.sock
+
     # Password can also be set using a secret: https://docs.authelia.com/configuration/secrets.html
     password: authelia
 ```

go.mod

@@ -12,7 +12,7 @@ require (
 	github.com/duosecurity/duo_api_golang v0.0.0-20190308151101-6c680f768e74
 	github.com/facebookgo/stack v0.0.0-20160209184415-751773369052 // indirect
 	github.com/fasthttp/router v1.1.1
-	github.com/fasthttp/session v1.1.8
+	github.com/fasthttp/session/v2 v2.0.2
 	github.com/go-ldap/ldap/v3 v3.1.10
 	github.com/go-sql-driver/mysql v1.5.0
 	github.com/golang/mock v1.4.3

go.sum

@@ -69,20 +69,10 @@ github.com/duosecurity/duo_api_golang v0.0.0-20190308151101-6c680f768e74 h1:2MIh
 github.com/duosecurity/duo_api_golang v0.0.0-20190308151101-6c680f768e74/go.mod h1:UqXY1lYT/ERa4OEAywUqdok1T4RCRdArkhic1Opuavo=
 github.com/facebookgo/stack v0.0.0-20160209184415-751773369052 h1:JWuenKqqX8nojtoVVWjGfOF9635RETekkoH6Cc9SX0A=
 github.com/facebookgo/stack v0.0.0-20160209184415-751773369052/go.mod h1:UbMTZqLaRiH3MsBH8va0n7s1pQYcu3uTb8G4tygF4Zg=
-github.com/fasthttp/router v1.0.3 h1:8yip6cRyihI+K07eZ+HxtcfWpapgUGhXRi0o31hEVJk=
-github.com/fasthttp/router v1.0.3/go.mod h1:ID3ss22SL9zubP2jjzl6WayHb9/CQq54pQY+uYVnKOw=
-github.com/fasthttp/router v1.0.4 h1:boxeE3vbutHTNAqQsUTm3IdRTjaQ5uFoRrGC+2Y1iwY=
-github.com/fasthttp/router v1.0.4/go.mod h1:3ZGZormG7E+VbnYeToF+zmcF4oBGcAKOD8a8XL+fOZo=
-github.com/fasthttp/router v1.1.0 h1:n8ddTi63XdGz1WZ0sgwy/aycoZgax/4Rt4Rr2Wh6BNE=
-github.com/fasthttp/router v1.1.0/go.mod h1:3ZGZormG7E+VbnYeToF+zmcF4oBGcAKOD8a8XL+fOZo=
 github.com/fasthttp/router v1.1.1 h1:V3IONYo/5S/QSGR0Wdc9fYTA2zrBFaUN9GbPIYIZJ+o=
 github.com/fasthttp/router v1.1.1/go.mod h1:3ZGZormG7E+VbnYeToF+zmcF4oBGcAKOD8a8XL+fOZo=
-github.com/fasthttp/session v1.1.3 h1:2qjxNltI7iv0yh7frsIdhbsGmSoRnTajU8xtpC6Hd80=
+github.com/fasthttp/session/v2 v2.0.2 h1:hoCr7xM+wXjkp0uwFna9G0k9ZUZNDUM5/SzgAlXqjvw=
-github.com/fasthttp/session v1.1.3/go.mod h1:DRxVb1PWFtAUTE4U+GgggsVkUaQyacoL8TN+3o4/yLw=
+github.com/fasthttp/session/v2 v2.0.2/go.mod h1:u9Z1Tn1V9XLAZKHM6bjHFsinVC5/KEn2M1rllhcjFgc=
-github.com/fasthttp/session v1.1.7 h1:dTLeicJrpzb6pulR/c9X5RJWyYxI/WMwfJjcblt52Ic=
-github.com/fasthttp/session v1.1.7/go.mod h1:rBmyCAu0bLIqKYUL2Wij7DZ4mmC6iL4RGRbmShWcIow=
-github.com/fasthttp/session v1.1.8 h1:tl20A0AGgUrQUc/8A2zWR67WR8RzcgwQ65WDmyNhrAo=
-github.com/fasthttp/session v1.1.8/go.mod h1:t3thYwSWN5VdyGjYoOqhu1fK3CZVvaQeatSyVd8Ss/U=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 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=
@@ -91,10 +81,6 @@ github.com/go-asn1-ber/asn1-ber v1.3.1 h1:gvPdv/Hr++TRFCl0UbPFHC54P9N9jgsRPnmnr4
 github.com/go-asn1-ber/asn1-ber v1.3.1/go.mod h1:hEBeB/ic+5LoWskz+yKT7vGhhPYkProFKoKdwZRWMe0=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
-github.com/go-ldap/ldap/v3 v3.1.8 h1:5vU/2jOh9HqprwXp8aF915s9p6Z8wmbSEVF7/gdTFhM=
-github.com/go-ldap/ldap/v3 v3.1.8/go.mod h1:5Zun81jBTabRaI8lzN7E1JjyEl1g6zI6u9pd8luAK4Q=
-github.com/go-ldap/ldap/v3 v3.1.9 h1:i+JuAfLkSyBmZ24nNuYaGlbBW+92Julzu1qTxX5tmVo=
-github.com/go-ldap/ldap/v3 v3.1.9/go.mod h1:5Zun81jBTabRaI8lzN7E1JjyEl1g6zI6u9pd8luAK4Q=
 github.com/go-ldap/ldap/v3 v3.1.10 h1:7WsKqasmPThNvdl0Q5GPpbTDD/ZD98CfuawrMIuh7qQ=
 github.com/go-ldap/ldap/v3 v3.1.10/go.mod h1:5Zun81jBTabRaI8lzN7E1JjyEl1g6zI6u9pd8luAK4Q=
 github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
@@ -128,7 +114,6 @@ github.com/google/go-cmp v0.3.0 h1:crn/baboCvb5fXaQ0IJ1SGTsTVrWpDsCWC8EGETZijY=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-github/v27 v27.0.4/go.mod h1:/0Gr8pJ55COkmv+S/yPKCczSkUPIM/LnFyubufRNIS0=
 github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
-github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
@@ -172,23 +157,16 @@ github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NH
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
-github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
 github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
-github.com/klauspost/compress v1.8.2 h1:Bx0qjetmNjdFXASH02NSAREKpiaDwkO1DRZ3dV2KCcs=
-github.com/klauspost/compress v1.8.2/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A=
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-github.com/klauspost/cpuid v1.2.1 h1:vJi+O/nMdFt0vqm8NZBI6wzALWdA2X+egi0ogNyrC/w=
-github.com/klauspost/cpuid v1.2.1/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1 h1:mweAR1A6xJ3oS2pRaGiHgQ4OO8tzTaLawm8vnODuwDk=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
-github.com/konsorten/go-windows-terminal-sequences v1.0.2 h1:DB17ag19krx9CFsz4o3enTrPXyIXCl+2iCXH/aMAp9s=
-github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/konsorten/go-windows-terminal-sequences v1.0.3 h1:CE8S1cTafDpPvMhIxNJKvHsGVBgn1xWYf1NbHQhywc8=
 github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
@@ -198,14 +176,8 @@ github.com/kr/pty v1.1.1 h1:VkoXIwSboBpnk99O/KFauAEILuNHv5DVFKZMBN/gUgw=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/lib/pq v1.3.0 h1:/qkRGz8zljWiDcFvgpwUpwIAPu3r07TDvs3Rws+o/pU=
-github.com/lib/pq v1.3.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.4.0 h1:TmtCFbH+Aw0AixwyttznSMQDgbR5Yed/Gg6S8Funrhc=
 github.com/lib/pq v1.4.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
-github.com/lib/pq v1.5.0 h1:Hq6pEflc2Q3hP5iEH3Q6XopXrJXxjhwbvMpj9eZnpp0=
-github.com/lib/pq v1.5.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
-github.com/lib/pq v1.5.1 h1:Jn6HYxiYrtQ92CopqJLvfPCJUrrruw1+1cn0jM9dKrI=
-github.com/lib/pq v1.5.1/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.5.2 h1:yTSXVswvWUOQ3k1sd7vJfDrbSl8lKuscqFJRqjC0ifw=
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 github.com/magiconair/properties v1.8.0 h1:LLgXmsheXeRoUOBOjtwPQCWIYqM/LU1ayDtDePerRcY=
@@ -228,9 +200,7 @@ github.com/mitchellh/iochan v1.0.0/go.mod h1:JwYml1nuB7xOzsp52dPpHFffvOCDupsG0Qu
 github.com/mitchellh/mapstructure v0.0.0-20160808181253-ca63d7c062ee/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
 github.com/mitchellh/mapstructure v1.1.2 h1:fmNYVwqnSfB9mZU6OS2O6GsXM+wcskZDuKQzvN1EDeE=
 github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
-github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
-github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
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 github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
 github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
@@ -286,13 +256,9 @@ github.com/savsgio/gotils v0.0.0-20200413113635-8c468ce75cca h1:Qe7Mtuhjkk38HVpR
 github.com/savsgio/gotils v0.0.0-20200413113635-8c468ce75cca/go.mod h1:TWNAOTaVzGOXq8RbEvHnhzA/A2sLZzgn0m6URjnukY8=
 github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
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-github.com/simia-tech/crypt v0.4.2 h1:ZQFyCxgImhXpyxWNXEtBfAmV6T8dT1w481fpm8blQww=
-github.com/simia-tech/crypt v0.4.2/go.mod h1:DMwvjPTzsiHrjqHVW5HvIbF4vUUzMCYDKVLsPWmLdTo=
 github.com/simia-tech/crypt v0.4.3 h1:aljHxrQWZFUuTWGhLsCwr+0fwCBqDjEaRVyq69PfltY=
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-github.com/sirupsen/logrus v1.5.0 h1:1N5EYkVAPEywqZRJd7cwnRtCb6xJx7NH3T3WUTF980Q=
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@@ -312,8 +278,6 @@ github.com/spf13/jwalterweatherman v1.0.0/go.mod h1:cQK4TGJAtQXfYWX+Ddv3mKDzgVb6
 github.com/spf13/pflag v1.0.3 h1:zPAT6CGy6wXeQ7NtTnaTerfKOsV6V6F8agHXFiazDkg=
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-github.com/spf13/viper v1.6.3 h1:pDDu1OyEDTKzpJwdq4TiuLyMsUgRa/BT5cn5O62NoHs=
-github.com/spf13/viper v1.6.3/go.mod h1:jUMtyi0/lB5yZH/FjyGAoH7IMNrIhlBf6pXZmbMDvzw=
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@@ -336,10 +300,6 @@ github.com/tstranex/u2f v1.0.0/go.mod h1:eahSLaqAS0zsIEv80+vXT7WanXs7MQQDg3j3wGB
 github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
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-github.com/valyala/fasthttp v1.9.0 h1:hNpmUdy/+ZXYpGy0OBfm7K0UQTzb73W0T0U4iJIVrMw=
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@@ -394,8 +354,6 @@ golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
 golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297 h1:k7pJ2yAPLPgbskkFdhRCsA77k2fySZ1zf2zCjvQCiIM=
-golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e h1:3G+cUijn7XD+S4eJFddp53Pv7+slrESplyjG25HgL+k=
 golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
@@ -505,8 +463,6 @@ gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/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=
-gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
-gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

internal/configuration/validator/session.go

@@ -3,6 +3,7 @@ package validator
 import (
 	"errors"
 	"fmt"
+	"strings"
 
 	"github.com/authelia/authelia/internal/configuration/schema"
 	"github.com/authelia/authelia/internal/utils"
@@ -14,10 +15,16 @@ func ValidateSession(configuration *schema.SessionConfiguration, validator *sche
 		configuration.Name = schema.DefaultSessionConfiguration.Name
 	}
 
-	if configuration.Redis != nil && configuration.Secret == "" {
+	if configuration.Redis != nil {
+		if configuration.Secret == "" {
 			validator.Push(errors.New("Set secret of the session object"))
 		}
 
+		if !strings.HasPrefix(configuration.Redis.Host, "/") && configuration.Redis.Port == 0 {
+			validator.Push(errors.New("A redis port different than 0 must be provided"))
+		}
+	}
+
 	if configuration.Expiration == "" {
 		configuration.Expiration = schema.DefaultSessionConfiguration.Expiration // 1 hour
 	} else if _, err := utils.ParseDurationString(configuration.Expiration); err != nil {

internal/configuration/validator/session_test.go

@@ -46,6 +46,27 @@ func TestShouldSetDefaultSessionExpiration(t *testing.T) {
 	assert.Equal(t, schema.DefaultSessionConfiguration.Expiration, config.Expiration)
 }
 
+func TestShouldHandleRedisConfigSuccessfully(t *testing.T) {
+	validator := schema.NewStructValidator()
+	config := newDefaultSessionConfig()
+
+	ValidateSession(&config, validator)
+
+	assert.Len(t, validator.Errors(), 0)
+	validator.Clear()
+
+	// Set redis config because password must be set only when redis is used.
+	config.Redis = &schema.RedisSessionConfiguration{
+		Host:     "redis.localhost",
+		Port:     6379,
+		Password: "password",
+	}
+
+	ValidateSession(&config, validator)
+
+	assert.Len(t, validator.Errors(), 0)
+}
+
 func TestShouldRaiseErrorWhenRedisIsUsedAndPasswordNotSet(t *testing.T) {
 	validator := schema.NewStructValidator()
 	config := newDefaultSessionConfig()
@@ -57,7 +78,10 @@ func TestShouldRaiseErrorWhenRedisIsUsedAndPasswordNotSet(t *testing.T) {
 	validator.Clear()
 
 	// Set redis config because password must be set only when redis is used.
-	config.Redis = &schema.RedisSessionConfiguration{}
+	config.Redis = &schema.RedisSessionConfiguration{
+		Host: "redis.localhost",
+		Port: 6379,
+	}
 
 	ValidateSession(&config, validator)
 
@@ -65,6 +89,27 @@ func TestShouldRaiseErrorWhenRedisIsUsedAndPasswordNotSet(t *testing.T) {
 	assert.EqualError(t, validator.Errors()[0], "Set secret of the session object")
 }
 
+func TestShouldRaiseErrorWhenRedisHasHostnameButNoPort(t *testing.T) {
+	validator := schema.NewStructValidator()
+	config := newDefaultSessionConfig()
+
+	ValidateSession(&config, validator)
+
+	assert.Len(t, validator.Errors(), 0)
+	validator.Clear()
+
+	// Set redis config because password must be set only when redis is used.
+	config.Redis = &schema.RedisSessionConfiguration{
+		Host: "redis.localhost",
+		Port: 0,
+	}
+
+	ValidateSession(&config, validator)
+
+	assert.Len(t, validator.Errors(), 1)
+	assert.EqualError(t, validator.Errors()[0], "A redis port different than 0 must be provided")
+}
+
 func TestShouldRaiseErrorWhenDomainNotSet(t *testing.T) {
 	validator := schema.NewStructValidator()
 	config := newDefaultSessionConfig()

internal/session/encrypting_serializer.go

@@ -4,7 +4,7 @@ import (
 	"crypto/sha256"
 	"fmt"
 
-	"github.com/fasthttp/session"
+	"github.com/fasthttp/session/v2"
 
 	"github.com/authelia/authelia/internal/utils"
 )

internal/session/encrypting_serializer_test.go

@@ -3,7 +3,8 @@ package session
 import (
 	"testing"
 
-	"github.com/fasthttp/session"
+	"github.com/fasthttp/session/v2"
+
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )

internal/session/mocks/mock_storer.go

@@ -1,5 +1,5 @@
 // Code generated by MockGen. DO NOT EDIT.
-// Source: github.com/fasthttp/session (interfaces: Storer)
+// Source: github.com/fasthttp/session/v2 (interfaces: Storer)
 
 // Package mock_session is a generated GoMock package.
 package mock_session
@@ -8,7 +8,7 @@ import (
 	reflect "reflect"
 	time "time"
 
-	session "github.com/fasthttp/session"
+	session "github.com/fasthttp/session/v2"
 	gomock "github.com/golang/mock/gomock"
 )
 

internal/session/provider.go

@@ -4,7 +4,9 @@ import (
 	"encoding/json"
 	"time"
 
-	fasthttpsession "github.com/fasthttp/session"
+	fasthttpsession "github.com/fasthttp/session/v2"
+	"github.com/fasthttp/session/v2/providers/memory"
+	"github.com/fasthttp/session/v2/providers/redis"
 	"github.com/valyala/fasthttp"
 
 	"github.com/authelia/authelia/internal/configuration/schema"
@@ -39,7 +41,20 @@ func NewProvider(configuration schema.SessionConfiguration) *Provider {
 
 	provider.Inactivity = duration
 
-	err = provider.sessionHolder.SetProvider(providerConfig.providerName, providerConfig.providerConfig)
+	var providerImpl fasthttpsession.Provider
+	if providerConfig.redisConfig != nil {
+		providerImpl, err = redis.New(*providerConfig.redisConfig)
+		if err != nil {
+			panic(err)
+		}
+	} else {
+		providerImpl, err = memory.New(memory.Config{})
+		if err != nil {
+			panic(err)
+		}
+	}
+
+	err = provider.sessionHolder.SetProvider(providerImpl)
 	if err != nil {
 		panic(err)
 	}
@@ -91,6 +106,7 @@ func (p *Provider) SaveSession(ctx *fasthttp.RequestCtx, userSession UserSession
 	}
 
 	store.Set(userSessionStorerKey, userSessionJSON)
+
 	p.sessionHolder.Save(ctx, store)
 
 	return nil
@@ -98,7 +114,7 @@ func (p *Provider) SaveSession(ctx *fasthttp.RequestCtx, userSession UserSession
 
 // RegenerateSession regenerate a session ID.
 func (p *Provider) RegenerateSession(ctx *fasthttp.RequestCtx) error {
-	_, err := p.sessionHolder.Regenerate(ctx)
+	err := p.sessionHolder.Regenerate(ctx)
 	return err
 }
 
@@ -121,9 +137,7 @@ func (p *Provider) UpdateExpiration(ctx *fasthttp.RequestCtx, expiration time.Du
 		return err
 	}
 
-	p.sessionHolder.Save(ctx, store)
+	return p.sessionHolder.Save(ctx, store)
-
-	return nil
 }
 
 // GetExpiration get the expiration of the current session.

internal/session/provider_config.go

@@ -1,9 +1,11 @@
 package session
 
 import (
-	"github.com/fasthttp/session"
+	"fmt"
-	"github.com/fasthttp/session/memory"
+
-	"github.com/fasthttp/session/redis"
+	"github.com/fasthttp/session/v2"
+	"github.com/fasthttp/session/v2/providers/redis"
+
 	"github.com/valyala/fasthttp"
 
 	"github.com/authelia/authelia/internal/configuration/schema"
@@ -24,14 +26,14 @@ func NewProviderConfig(configuration schema.SessionConfiguration) ProviderConfig
 	config.Secure = true
 
 	// Ignore the error as it will be handled by validator.
-	config.Expires, _ = utils.ParseDurationString(configuration.Expiration)
+	config.Expiration, _ = utils.ParseDurationString(configuration.Expiration)
 
 	// TODO(c.michaud): Make this configurable by giving the list of IPs that are trustable.
 	config.IsSecureFunc = func(*fasthttp.RequestCtx) bool {
 		return true
 	}
 
-	var providerConfig session.ProviderConfig
+	var redisConfig *redis.Config
 
 	var providerName string
 
@@ -39,26 +41,36 @@ func NewProviderConfig(configuration schema.SessionConfiguration) ProviderConfig
 	if configuration.Redis != nil {
 		providerName = "redis"
 		serializer := NewEncryptingSerializer(configuration.Secret)
-		providerConfig = &redis.Config{
+		network := "tcp"
-			Host:     configuration.Redis.Host,
+
-			Port:     configuration.Redis.Port,
+		var addr string
+
+		if configuration.Redis.Port == 0 {
+			network = "unix"
+			addr = configuration.Redis.Host
+		} else {
+			addr = fmt.Sprintf("%s:%d", configuration.Redis.Host, configuration.Redis.Port)
+		}
+
+		redisConfig = &redis.Config{
+			Network:  network,
+			Addr:     addr,
 			Password: configuration.Redis.Password,
-			// DbNumber is the fasthttp/session property for the Redis DB Index.
+			// DB is the fasthttp/session property for the Redis DB Index.
-			DbNumber:        configuration.Redis.DatabaseIndex,
+			DB:          configuration.Redis.DatabaseIndex,
 			PoolSize:    8,
 			IdleTimeout: 300,
 			KeyPrefix:   "authelia-session",
-			SerializeFunc:   serializer.Encode,
-			UnSerializeFunc: serializer.Decode,
 		}
+		config.EncodeFunc = serializer.Encode
+		config.DecodeFunc = serializer.Decode
 	} else { // if no option is provided, use the memory provider.
 		providerName = "memory"
-		providerConfig = &memory.Config{}
 	}
 
 	return ProviderConfig{
 		config:       config,
+		redisConfig:  redisConfig,
 		providerName: providerName,
-		providerConfig: providerConfig,
 	}
 }

internal/session/provider_config_test.go

@@ -5,9 +5,8 @@ import (
 	"testing"
 	"time"
 
-	"github.com/fasthttp/session"
+	"github.com/fasthttp/session/v2"
-	"github.com/fasthttp/session/memory"
+
-	"github.com/fasthttp/session/redis"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
@@ -26,11 +25,10 @@ func TestShouldCreateInMemorySessionProvider(t *testing.T) {
 	assert.Equal(t, "my_session", providerConfig.config.CookieName)
 	assert.Equal(t, testDomain, providerConfig.config.Domain)
 	assert.Equal(t, true, providerConfig.config.Secure)
-	assert.Equal(t, time.Duration(40)*time.Second, providerConfig.config.Expires)
+	assert.Equal(t, time.Duration(40)*time.Second, providerConfig.config.Expiration)
 	assert.True(t, providerConfig.config.IsSecureFunc(nil))
 
 	assert.Equal(t, "memory", providerConfig.providerName)
-	assert.IsType(t, &memory.Config{}, providerConfig.providerConfig)
 }
 
 func TestShouldCreateRedisSessionProvider(t *testing.T) {
@@ -49,18 +47,44 @@ func TestShouldCreateRedisSessionProvider(t *testing.T) {
 	assert.Equal(t, "my_session", providerConfig.config.CookieName)
 	assert.Equal(t, testDomain, providerConfig.config.Domain)
 	assert.Equal(t, true, providerConfig.config.Secure)
-	assert.Equal(t, time.Duration(40)*time.Second, providerConfig.config.Expires)
+	assert.Equal(t, time.Duration(40)*time.Second, providerConfig.config.Expiration)
 	assert.True(t, providerConfig.config.IsSecureFunc(nil))
 
 	assert.Equal(t, "redis", providerConfig.providerName)
-	assert.IsType(t, &redis.Config{}, providerConfig.providerConfig)
 
-	pConfig := providerConfig.providerConfig.(*redis.Config)
+	pConfig := providerConfig.redisConfig
-	assert.Equal(t, "redis.example.com", pConfig.Host)
+	assert.Equal(t, "redis.example.com:6379", pConfig.Addr)
-	assert.Equal(t, int64(6379), pConfig.Port)
 	assert.Equal(t, "pass", pConfig.Password)
 	// DbNumber is the fasthttp/session property for the Redis DB Index
-	assert.Equal(t, 0, pConfig.DbNumber)
+	assert.Equal(t, 0, pConfig.DB)
+}
+
+func TestShouldCreateRedisSessionProviderWithUnixSocket(t *testing.T) {
+	// The redis configuration is not provided so we create a in-memory provider.
+	configuration := schema.SessionConfiguration{}
+	configuration.Domain = testDomain
+	configuration.Name = testName
+	configuration.Expiration = testExpiration
+	configuration.Redis = &schema.RedisSessionConfiguration{
+		Host:     "/var/run/redis/redis.sock",
+		Port:     0,
+		Password: "pass",
+	}
+	providerConfig := NewProviderConfig(configuration)
+
+	assert.Equal(t, "my_session", providerConfig.config.CookieName)
+	assert.Equal(t, testDomain, providerConfig.config.Domain)
+	assert.Equal(t, true, providerConfig.config.Secure)
+	assert.Equal(t, time.Duration(40)*time.Second, providerConfig.config.Expiration)
+	assert.True(t, providerConfig.config.IsSecureFunc(nil))
+
+	assert.Equal(t, "redis", providerConfig.providerName)
+
+	pConfig := providerConfig.redisConfig
+	assert.Equal(t, "/var/run/redis/redis.sock", pConfig.Addr)
+	assert.Equal(t, "pass", pConfig.Password)
+	// DbNumber is the fasthttp/session property for the Redis DB Index
+	assert.Equal(t, 0, pConfig.DB)
 }
 
 func TestShouldSetDbNumber(t *testing.T) {
@@ -76,10 +100,9 @@ func TestShouldSetDbNumber(t *testing.T) {
 	}
 	providerConfig := NewProviderConfig(configuration)
 	assert.Equal(t, "redis", providerConfig.providerName)
-	assert.IsType(t, &redis.Config{}, providerConfig.providerConfig)
+	pConfig := providerConfig.redisConfig
-	pConfig := providerConfig.providerConfig.(*redis.Config)
 	// DbNumber is the fasthttp/session property for the Redis DB Index
-	assert.Equal(t, 5, pConfig.DbNumber)
+	assert.Equal(t, 5, pConfig.DB)
 }
 
 func TestShouldUseEncryptingSerializerWithRedis(t *testing.T) {
@@ -92,12 +115,11 @@ func TestShouldUseEncryptingSerializerWithRedis(t *testing.T) {
 		DatabaseIndex: 5,
 	}
 	providerConfig := NewProviderConfig(configuration)
-	pConfig := providerConfig.providerConfig.(*redis.Config)
 
 	payload := session.Dict{}
 	payload.Set("key", "value")
 
-	encoded, err := pConfig.SerializeFunc(payload)
+	encoded, err := providerConfig.config.EncodeFunc(payload)
 	require.NoError(t, err)
 
 	// Now we try to decrypt what has been serialized

internal/session/types.go

@@ -3,7 +3,9 @@ package session
 import (
 	"time"
 
-	"github.com/fasthttp/session"
+	"github.com/fasthttp/session/v2"
+	"github.com/fasthttp/session/v2/providers/redis"
+
 	"github.com/tstranex/u2f"
 
 	"github.com/authelia/authelia/internal/authentication"
@@ -11,9 +13,9 @@ import (
 
 // ProviderConfig is the configuration used to create the session provider.
 type ProviderConfig struct {
-	config         *session.Config
+	config       session.Config
+	redisConfig  *redis.Config
 	providerName string
-	providerConfig session.ProviderConfig
 }
 
 // U2FRegistration is a serializable version of a U2F registration.