feat: route to stream a song by id

music-player/go.mod

@@ -5,18 +5,19 @@ go 1.15
 require (
 	github.com/anyhon/engine v0.1.0
 	github.com/dhowden/tag v0.0.0-20200828214007-46e57f75dbfc
-	github.com/go-redis/redis v6.15.9+incompatible // indirect
 	github.com/go-redis/redis/v7 v7.4.0
+	github.com/gofrs/uuid v3.2.0+incompatible // indirect
 	github.com/golang-migrate/migrate/v4 v4.13.0
 	github.com/gorilla/mux v1.8.0
 	github.com/gorilla/websocket v1.4.2
 	github.com/jackc/fake v0.0.0-20150926172116-812a484cc733 // indirect
 	github.com/jackc/pgx v3.6.2+incompatible
-	github.com/jackc/pgx/v4 v4.9.2 // indirect
 	github.com/jmoiron/sqlx v1.2.0
 	github.com/joho/godotenv v1.3.0
 	github.com/lib/pq v1.3.0
+	github.com/nxadm/tail v1.4.5 // indirect
 	github.com/onsi/ginkgo v1.14.2
 	github.com/onsi/gomega v1.10.1
-	github.com/stretchr/testify v1.5.1 // indirect
+	github.com/shopspring/decimal v0.0.0-20200227202807-02e2044944cc // indirect
+	golang.org/x/sys v0.0.0-20201214095126-aec9a390925b // indirect
 )

music-player/go.sum

@@ -96,8 +96,6 @@ github.com/fsouza/fake-gcs-server v1.17.0/go.mod h1:D1rTE4YCyHFNa99oyJJ5HyclvN/0
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
-github.com/go-redis/redis v6.15.9+incompatible h1:K0pv1D7EQUjfyoMql+r/jZqCLizCGKFlFgcHWWmHQjg=
-github.com/go-redis/redis v6.15.9+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
 github.com/go-redis/redis/v7 v7.4.0 h1:7obg6wUoj05T0EpY0o8B59S9w5yeMWql7sw2kwNW1x4=
 github.com/go-redis/redis/v7 v7.4.0/go.mod h1:JDNMw23GTyLNC4GZu9njt15ctBQVn7xjRfnwdHj/Dcg=
 github.com/go-sql-driver/mysql v1.4.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
@@ -199,11 +197,6 @@ github.com/jackc/pgconn v0.0.0-20190824142844-760dd75542eb/go.mod h1:lLjNuW/+OfW
 github.com/jackc/pgconn v0.0.0-20190831204454-2fabfa3c18b7/go.mod h1:ZJKsE/KZfsUgOEh9hBm+xYTstcNHg7UPMVJqRfQxq4s=
 github.com/jackc/pgconn v1.3.2 h1:9UIGICxEAW70RQDGilGwsCG63NCcm5amjuBQCFzrmsw=
 github.com/jackc/pgconn v1.3.2/go.mod h1:LvCquS3HbBKwgl7KbX9KyqEIumJAbm1UMcTvGaIf3bM=
-github.com/jackc/pgconn v1.4.0/go.mod h1:Y2O3ZDF0q4mMacyWV3AstPJpeHXWGEetiFttmq5lahk=
-github.com/jackc/pgconn v1.5.0/go.mod h1:QeD3lBfpTFe8WUnPZWN5KY/mB8FGMIYRdd8P8Jr0fAI=
-github.com/jackc/pgconn v1.5.1-0.20200601181101-fa742c524853/go.mod h1:QeD3lBfpTFe8WUnPZWN5KY/mB8FGMIYRdd8P8Jr0fAI=
-github.com/jackc/pgconn v1.7.2 h1:195tt17jkjy+FrFlY0pgyrul5kRLb7BGXY3JTrNxeXU=
-github.com/jackc/pgconn v1.7.2/go.mod h1:1C2Pb36bGIP9QHGBYCjnyhqu7Rv3sGshaQUvmfGIB/o=
 github.com/jackc/pgio v1.0.0 h1:g12B9UwVnzGhueNavwioyEEpAmqMe1E/BN9ES+8ovkE=
 github.com/jackc/pgio v1.0.0/go.mod h1:oP+2QK2wFfUWgr+gxjoBH9KGBb31Eio69xUb0w5bYf8=
 github.com/jackc/pgmock v0.0.0-20190831213851-13a1b77aafa2 h1:JVX6jT/XfzNqIjye4717ITLaNwV9mWbJx0dLCpcRzdA=
@@ -218,36 +211,18 @@ github.com/jackc/pgproto3/v2 v2.0.0-rc3/go.mod h1:ryONWYqW6dqSg1Lw6vXNMXoBJhpzvW
 github.com/jackc/pgproto3/v2 v2.0.0-rc3.0.20190831210041-4c03ce451f29/go.mod h1:ryONWYqW6dqSg1Lw6vXNMXoBJhpzvWKnT95C46ckYeM=
 github.com/jackc/pgproto3/v2 v2.0.1 h1:Rdjp4NFjwHnEslx2b66FfCI2S0LhO4itac3hXz6WX9M=
 github.com/jackc/pgproto3/v2 v2.0.1/go.mod h1:WfJCnwN3HIg9Ish/j3sgWXnAfK8A9Y0bwXYU5xKaEdA=
-github.com/jackc/pgproto3/v2 v2.0.6 h1:b1105ZGEMFe7aCvrT1Cca3VoVb4ZFMaFJLJcg/3zD+8=
-github.com/jackc/pgproto3/v2 v2.0.6/go.mod h1:WfJCnwN3HIg9Ish/j3sgWXnAfK8A9Y0bwXYU5xKaEdA=
-github.com/jackc/pgservicefile v0.0.0-20200307190119-3430c5407db8/go.mod h1:vsD4gTJCa9TptPL8sPkXrLZ+hDuNrZCnj29CQpr4X1E=
-github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b h1:C8S2+VttkHFdOOCXJe+YGfa4vHYwlt4Zx+IVXQ97jYg=
-github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b/go.mod h1:vsD4gTJCa9TptPL8sPkXrLZ+hDuNrZCnj29CQpr4X1E=
 github.com/jackc/pgtype v0.0.0-20190421001408-4ed0de4755e0/go.mod h1:hdSHsc1V01CGwFsrv11mJRHWJ6aifDLfdV3aVjFF0zg=
 github.com/jackc/pgtype v0.0.0-20190824184912-ab885b375b90/go.mod h1:KcahbBH1nCMSo2DXpzsoWOAfFkdEtEJpPbVLq8eE+mc=
 github.com/jackc/pgtype v0.0.0-20190828014616-a8802b16cc59 h1:xOamcCJ9MFJTxR5bvw3ZXmiP8evQMohdt2VJ57C0W8Q=
 github.com/jackc/pgtype v0.0.0-20190828014616-a8802b16cc59/go.mod h1:MWlu30kVJrUS8lot6TQqcg7mtthZ9T0EoIBFiJcmcyw=
-github.com/jackc/pgtype v1.2.0/go.mod h1:5m2OfMh1wTK7x+Fk952IDmI4nw3nPrvtQdM0ZT4WpC0=
-github.com/jackc/pgtype v1.3.1-0.20200510190516-8cd94a14c75a/go.mod h1:vaogEUkALtxZMCH411K+tKzNpwzCKU+AnPzBKZ+I+Po=
-github.com/jackc/pgtype v1.3.1-0.20200606141011-f6355165a91c/go.mod h1:cvk9Bgu/VzJ9/lxTO5R5sf80p0DiucVtN7ZxvaC4GmQ=
-github.com/jackc/pgtype v1.6.1 h1:CAtFD7TS95KrxRAh3bidgLwva48WYxk8YkbHZsSWfbI=
-github.com/jackc/pgtype v1.6.1/go.mod h1:JCULISAZBFGrHaOXIIFiyfzW5VY0GRitRr8NeJsrdig=
 github.com/jackc/pgx v3.6.2+incompatible h1:2zP5OD7kiyR3xzRYMhOcXVvkDZsImVXfj+yIyTQf3/o=
 github.com/jackc/pgx v3.6.2+incompatible/go.mod h1:0ZGrqGqkRlliWnWB4zKnWtjbSWbGkVEFm4TeybAXq+I=
 github.com/jackc/pgx/v4 v4.0.0-20190420224344-cc3461e65d96/go.mod h1:mdxmSJJuR08CZQyj1PVQBHy9XOp5p8/SHH6a0psbY9Y=
 github.com/jackc/pgx/v4 v4.0.0-20190421002000-1b8f0016e912/go.mod h1:no/Y67Jkk/9WuGR0JG/JseM9irFbnEPbuWV2EELPNuM=
 github.com/jackc/pgx/v4 v4.0.0-pre1.0.20190824185557-6972a5742186 h1:ZQM8qLT/E/CGD6XX0E6q9FAwxJYmWpJufzmLMaFuzgQ=
 github.com/jackc/pgx/v4 v4.0.0-pre1.0.20190824185557-6972a5742186/go.mod h1:X+GQnOEnf1dqHGpw7JmHqHc1NxDoalibchSk9/RWuDc=
-github.com/jackc/pgx/v4 v4.5.0/go.mod h1:EpAKPLdnTorwmPUUsqrPxy5fphV18j9q3wrfRXgo+kA=
-github.com/jackc/pgx/v4 v4.6.1-0.20200510190926-94ba730bb1e9/go.mod h1:t3/cdRQl6fOLDxqtlyhe9UWgfIi9R8+8v8GKV5TRA/o=
-github.com/jackc/pgx/v4 v4.6.1-0.20200606145419-4e5062306904/go.mod h1:ZDaNWkt9sW1JMiNn0kdYBaLelIhw7Pg4qd+Vk6tw7Hg=
-github.com/jackc/pgx/v4 v4.9.2 h1:1V7EAc5jvIqXwdzgk8+YyOK+4071hhePzBCAF6gxUUw=
-github.com/jackc/pgx/v4 v4.9.2/go.mod h1:Jt/xJDqjUDUOMSv8VMWPQlCObVgF2XOgqKsW8S4ROYA=
 github.com/jackc/puddle v0.0.0-20190413234325-e4ced69a3a2b/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
 github.com/jackc/puddle v0.0.0-20190608224051-11cab39313c9/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
-github.com/jackc/puddle v1.1.0/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
-github.com/jackc/puddle v1.1.1/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
-github.com/jackc/puddle v1.1.2/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/jmoiron/sqlx v1.2.0 h1:41Ip0zITnmWNR/vHV+S4m+VoUivnWY5E4OJfLZjCJMA=
 github.com/jmoiron/sqlx v1.2.0/go.mod h1:1FEQNm3xlJgrMD+FBdI9+xvCksHtbpVBBw5dYhBSsks=
@@ -274,13 +249,8 @@ 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/markbates/pkger v0.15.1/go.mod h1:0JoVlrol20BSywW79rN3kdFFsE5xYM+rSCQDXbLhiuI=
 github.com/mattn/go-colorable v0.1.1/go.mod h1:FuOcm+DKB9mbwrcAfNl7/TZVBZ6rcnceauSikq3lYCQ=
-github.com/mattn/go-colorable v0.1.2/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
-github.com/mattn/go-colorable v0.1.6/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
 github.com/mattn/go-isatty v0.0.5/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
 github.com/mattn/go-isatty v0.0.7/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
-github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
-github.com/mattn/go-isatty v0.0.9/go.mod h1:YNRxwqDuOph6SZLI9vUUz6OYw3QyUt7WiY2yME+cCiQ=
-github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/mattn/go-sqlite3 v1.9.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
 github.com/mattn/go-sqlite3 v1.10.0 h1:jbhqpg7tQe4SupckyijYiy0mJJ/pRyHvXf7JdWK860o=
 github.com/mattn/go-sqlite3 v1.10.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
@@ -291,6 +261,8 @@ github.com/nakagami/firebirdsql v0.0.0-20190310045651-3c02a58cfed8/go.mod h1:86w
 github.com/neo4j/neo4j-go-driver v1.8.1-0.20200803113522-b626aa943eba/go.mod h1:ncO5VaFWh0Nrt+4KT4mOZboaczBZcLuHrG+/sUeP8gI=
 github.com/nxadm/tail v1.4.4 h1:DQuhQpB1tVlglWS2hLQ5OV6B5r8aGxSrPc5Qo6uTN78=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
+github.com/nxadm/tail v1.4.5 h1:obHEce3upls1IBn1gTw/o7bCv7OJb6Ib/o7wNO+4eKw=
+github.com/nxadm/tail v1.4.5/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.10.1/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.12.0 h1:Iw5WCbBcaAAd0fpRb1c9r5YCylv4XDoCSigm1zLevwU=
@@ -358,10 +330,7 @@ go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
-go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
-go.uber.org/multierr v1.5.0/go.mod h1:FeouvMocqHpRaaGuG9EjoKcStLC43Zu/fmqdUMPcKYU=
-go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee/go.mod h1:vJERXedbb3MVM5f9Ejo0C68/HhF8uaILCdgjnY+goOA=
 go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 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=
@@ -371,9 +340,7 @@ golang.org/x/crypto v0.0.0-20190411191339-88737f569e3a/go.mod h1:WFFai1msRO1wXaE
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20190911031432-227b76d455e7/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20200323165209-0ec3e9974c59/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200510223506-06a226fb4e37/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
@@ -471,7 +438,6 @@ golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190624142023-c5567b49c5d0/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190726091711-fc99dfbffb4e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191001151750-bb3f8db39f24/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -480,7 +446,6 @@ golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200113162924-86b910548bc1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200122134326-e047566fdf82/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200212091648-12a6c2dcc1e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -496,6 +461,8 @@ golang.org/x/sys v0.0.0-20200523222454-059865788121/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200817155316-9781c653f443 h1:X18bCaipMcoJGm27Nv7zr4XYPKGUy92GtqboKC2Hxaw=
 golang.org/x/sys v0.0.0-20200817155316-9781c653f443/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20201214095126-aec9a390925b h1:tv7/y4pd+sR8bcNb2D6o7BNU6zjWm0VjQLac+w7fNNM=
+golang.org/x/sys v0.0.0-20201214095126-aec9a390925b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -527,8 +494,6 @@ golang.org/x/tools v0.0.0-20190816200558-6889da9d5479/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20190823170909-c4a336ef6a2f/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20190911174233-4f2ddba30aff/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
-golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191113191852-77e3bb0ad9e7/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191115202509-3a792d9c32b2/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -647,6 +612,7 @@ google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlba
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 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/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=

music-player/pkg/repository/songs.go

@@ -0,0 +1,34 @@
+package repository
+
+import (
+	"errors"
+
+	"github.com/felamaslen/go-music-player/pkg/read"
+	"github.com/jmoiron/sqlx"
+)
+
+func SelectSong(db *sqlx.DB, id int) (song *read.Song, err error) {
+  var songs []*read.Song
+
+  err = db.Select(&songs, `
+  select
+    track_number
+    ,title
+    ,artist
+    ,album
+    ,duration
+    ,modified_date
+    ,base_path
+    ,relative_path
+  from songs
+  where id = $1
+  `, int64(id))
+
+  if len(songs) == 0 {
+    err = errors.New("No such ID")
+  } else {
+    song = songs[0]
+  }
+
+  return
+}

music-player/pkg/repository/songs_test.go

@@ -0,0 +1,69 @@
+package repository_test
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"github.com/felamaslen/go-music-player/pkg/database"
+	"github.com/felamaslen/go-music-player/pkg/read"
+	"github.com/felamaslen/go-music-player/pkg/repository"
+	setup "github.com/felamaslen/go-music-player/pkg/testing"
+)
+
+var _ = Describe("songs repository", func() {
+  db := database.GetConnection()
+
+  BeforeEach(func() {
+    setup.PrepareDatabaseForTesting()
+  })
+
+  Context("when reading", func() {
+    var id int64
+
+    BeforeEach(func() {
+      db.QueryRowx(
+	`
+	insert into songs (track_number, title, artist, album, duration, modified_date, base_path, relative_path)
+	values ($1, $2, $3, $4, $5, $6, $7, $8)
+	returning id
+	`,
+	7,
+	"Hey Jude",
+	"The Beatles",
+	"",
+	431,
+	8876,
+	"/path/to",
+	"file.ogg",
+      ).Scan(&id)
+    })
+
+    It("should retrieve a song from the database", func() {
+      Expect(id).NotTo(BeZero())
+
+      result, err := repository.SelectSong(db, int(id))
+
+      Expect(err).To(BeNil())
+
+      Expect(result).To(Equal(&read.Song{
+	TrackNumber: 7,
+	Title: "Hey Jude",
+	Artist: "The Beatles",
+	Album: "",
+	Duration: 431,
+	BasePath: "/path/to",
+	RelativePath: "file.ogg",
+	ModifiedDate: 8876,
+      }))
+    })
+
+    Context("when the song does not exist", func() {
+      It("should return an error", func() {
+	result, err := repository.SelectSong(db, 88113)
+
+	Expect(err).To(MatchError("No such ID"))
+	Expect(result).To(BeNil())
+      })
+    })
+  })
+})

music-player/pkg/server/handler.go

@@ -0,0 +1,28 @@
+package server
+
+import (
+	"net/http"
+
+	"github.com/felamaslen/go-music-player/pkg/logger"
+	"github.com/go-redis/redis/v7"
+)
+
+type RouteHandler func (l *logger.Logger, rdb *redis.Client, w http.ResponseWriter, r *http.Request) error
+
+func routeHandler(
+  l *logger.Logger,
+  rdb *redis.Client,
+  handler RouteHandler,
+) func(w http.ResponseWriter, r *http.Request) {
+
+  return func(w http.ResponseWriter, r *http.Request) {
+    err := handler(l, rdb, w, r)
+
+    if err != nil {
+      l.Error("Unhandled error during request: %v\n", err)
+
+      w.WriteHeader(500)
+      w.Write([]byte("Unhandled error"))
+    }
+  }
+}

music-player/pkg/server/pubsub.go

@@ -16,27 +16,22 @@ var upgrader = websocket.Upgrader{
   },
 }
 
-func handleClientSubscription(
-  l *logger.Logger,
-  rdb *redis.Client,
-  thisPodClients *map[string]*Client,
-) func(http.ResponseWriter, *http.Request) {
-
-  return func(w http.ResponseWriter, r *http.Request) {
+func handleClientSubscription(thisPodClients *map[string]*Client) RouteHandler {
+  return func(l *logger.Logger, rdb *redis.Client, w http.ResponseWriter, r *http.Request) error {
     clientName := getClientNameFromRequest(r)
     if len(clientName) == 0 {
       w.WriteHeader(400)
       w.Write([]byte("Must set client name in query"))
-
-      return
+      return nil
     }
 
     l.Verbose("[Client connected] %s\n", clientName)
 
     conn, err := upgrader.Upgrade(w, r, nil)
     if err != nil {
-      l.Error("Error upgrading client: %v\n", err)
-      return
+      w.WriteHeader(400)
+      w.Write([]byte("Incorrect client config to upgrade WS"))
+      return nil
     }
 
     client := Client{
@@ -62,7 +57,10 @@ func handleClientSubscription(
 
     if err := client.onConnect(l, rdb); err != nil {
       l.Error("Error connecting client: %v\n", err)
+      return err
     }
+
+    return nil
   }
 }
 
@@ -107,5 +105,7 @@ func initPubsub(l *logger.Logger, rdb *redis.Client, router *mux.Router) {
   thisPodClients := make(map[string]*Client)
   go subscribeToBroadcast(l, rdb, &thisPodClients)
 
-  router.Path("/pubsub").Methods("GET").HandlerFunc(handleClientSubscription(l, rdb, &thisPodClients))
+  router.Path("/pubsub").Methods("GET").HandlerFunc(
+    routeHandler(l, rdb, handleClientSubscription(&thisPodClients)),
+  )
 }

music-player/pkg/server/server.go

@@ -22,6 +22,8 @@ func StartServer() {
 
   initPubsub(l, rdb, router)
 
+  router.Path("/stream").Methods("GET").HandlerFunc(routeHandler(l, rdb, streamSong))
+
   port := conf.Port
 
   l.Info("Starting server on port %d\n", port)

music-player/pkg/server/stream.go

@@ -0,0 +1,54 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+	"os"
+	"strconv"
+	"time"
+
+	"github.com/felamaslen/go-music-player/pkg/database"
+	"github.com/felamaslen/go-music-player/pkg/logger"
+	"github.com/felamaslen/go-music-player/pkg/repository"
+	"github.com/go-redis/redis/v7"
+)
+
+func streamSong(l *logger.Logger, rdb *redis.Client, w http.ResponseWriter, r *http.Request) error {
+  songIdQuery := r.URL.Query().Get("songid")
+  songId, err := strconv.Atoi(songIdQuery)
+  if err != nil {
+    w.WriteHeader(400)
+    w.Write([]byte("Must set songid to an int"))
+    return nil
+  }
+
+  db := database.GetConnection()
+
+  song, err := repository.SelectSong(db, songId)
+  if err != nil {
+    if err.Error() == "No such ID" {
+      w.WriteHeader(404)
+      w.Write([]byte("No such song"))
+      return nil
+    }
+
+    return err
+  }
+
+  fullFilePath := fmt.Sprintf("%s/%s", song.BasePath, song.RelativePath)
+
+  l.Debug("Streaming to client: %s\n", fullFilePath)
+
+  file, err := os.Open(fullFilePath)
+  if err != nil {
+    return err
+  }
+
+  defer file.Close()
+
+  w.Header().Set("Cache-Control", "no-cache")
+
+  http.ServeContent(w, r, song.Title, time.Unix(song.ModifiedDate, 0), file)
+
+  return nil
+}