Add MSC3916-compatible giphy media repo proxy
This commit is contained in:
Tulir Asokan
parent
6332613e13
commit
5da539ad84
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build giphy proxy docker:
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image: docker:stable
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stage: build
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before_script:
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- docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
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script:
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- docker build -t $CI_REGISTRY_IMAGE/giphyproxy:latest giphyproxy
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- docker push $CI_REGISTRY_IMAGE/giphyproxy:latest
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only:
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- master
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FROM golang:1-alpine AS builder
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RUN apk add --no-cache ca-certificates
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WORKDIR /build/giphyproxy
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COPY . /build/giphyproxy
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ENV CGO_ENABLED=0
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RUN go build -o /usr/bin/giphyproxy
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FROM scratch
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COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
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COPY --from=builder /usr/bin/giphyproxy /usr/bin/giphyproxy
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VOLUME /data
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WORKDIR /data
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CMD ["/usr/bin/giphyproxy"]
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# The server name to use for the custom mxc:// URIs.
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# This server name will effectively be a real Matrix server, it just won't implement anything other than media.
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# You must either set up .well-known delegation from this domain to this program, or proxy the domain directly to this program.
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server_name: giphy.example.com
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# Optionally a custom .well-known response. This defaults to `server_name:443` if empty.
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well_known_response:
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# The proxy will use MSC3860/MSC3916 media download redirects if the requester supports it.
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# Optionally, you can force redirects and not allow proxying at all by setting this to false.
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allow_proxy: false
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# Matrix server signing key to make the federation tester pass, same format as synapse's .signing.key file.
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# You can generate one using `giphyproxy -generate-key`.
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server_key: CHANGE ME
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# Hostname where the proxy should listen on
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hostname: 0.0.0.0
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# Port where the proxy should listen on
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port: 8008
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module go.mau.fi/stickerpicker/giphyproxy
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go 1.22.3
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require (
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go.mau.fi/util v0.5.0
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gopkg.in/yaml.v3 v3.0.1
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maunium.net/go/mautrix v0.19.0-beta.1.0.20240619084603-3e302fb46fdb
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)
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require (
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github.com/gorilla/mux v1.8.0 // indirect
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github.com/mattn/go-colorable v0.1.13 // indirect
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github.com/mattn/go-isatty v0.0.19 // indirect
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github.com/rs/zerolog v1.33.0 // indirect
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github.com/tidwall/gjson v1.17.1 // indirect
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github.com/tidwall/match v1.1.1 // indirect
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github.com/tidwall/pretty v1.2.0 // indirect
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github.com/tidwall/sjson v1.2.5 // indirect
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golang.org/x/crypto v0.24.0 // indirect
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golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect
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golang.org/x/net v0.26.0 // indirect
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golang.org/x/sys v0.21.0 // indirect
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)
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github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
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github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
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github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
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github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
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github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
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github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
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github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
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github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
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github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
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github.com/rs/zerolog v1.33.0 h1:1cU2KZkvPxNyfgEmhHAz/1A9Bz+llsdYzklWFzgp0r8=
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github.com/rs/zerolog v1.33.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss=
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github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
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github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
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github.com/tidwall/gjson v1.14.2/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
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github.com/tidwall/gjson v1.17.1 h1:wlYEnwqAHgzmhNUFfw7Xalt2JzQvsMx2Se4PcoFCT/U=
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github.com/tidwall/gjson v1.17.1/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
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github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
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github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
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github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
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github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
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github.com/tidwall/sjson v1.2.5 h1:kLy8mja+1c9jlljvWTlSazM7cKDRfJuR/bOJhcY5NcY=
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github.com/tidwall/sjson v1.2.5/go.mod h1:Fvgq9kS/6ociJEDnK0Fk1cpYF4FIW6ZF7LAe+6jwd28=
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go.mau.fi/util v0.5.0 h1:8yELAl+1CDRrwGe9NUmREgVclSs26Z68pTWePHVxuDo=
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go.mau.fi/util v0.5.0/go.mod h1:DsJzUrJAG53lCZnnYvq9/mOyLuPScWwYhvETiTrpdP4=
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golang.org/x/crypto v0.24.0 h1:mnl8DM0o513X8fdIkmyFE/5hTYxbwYOjDS/+rK6qpRI=
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golang.org/x/crypto v0.24.0/go.mod h1:Z1PMYSOR5nyMcyAVAIQSKCDwalqy85Aqn1x3Ws4L5DM=
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golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 h1:yixxcjnhBmY0nkL253HFVIm0JsFHwrHdT3Yh6szTnfY=
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golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8/go.mod h1:jj3sYF3dwk5D+ghuXyeI3r5MFf+NT2An6/9dOA95KSI=
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golang.org/x/net v0.26.0 h1:soB7SVo0PWrY4vPW/+ay0jKDNScG2X9wFeYlXIvJsOQ=
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golang.org/x/net v0.26.0/go.mod h1:5YKkiSynbBIh3p6iOc/vibscux0x38BZDkn8sCUPxHE=
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golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/sys v0.21.0 h1:rF+pYz3DAGSQAxAu1CbC7catZg4ebC4UIeIhKxBZvws=
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golang.org/x/sys v0.21.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
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gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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maunium.net/go/mautrix v0.19.0-beta.1.0.20240619084603-3e302fb46fdb h1:xOe8J6rG2ADTVl56+SFDBDJkwmfCzNpVHLDxHZS+c0w=
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maunium.net/go/mautrix v0.19.0-beta.1.0.20240619084603-3e302fb46fdb/go.mod h1:cxv1w6+syudmEpOewHYIQT9yO7TM5UOWmf6xEBVI4H4=
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@ -0,0 +1,62 @@
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// maunium-stickerpicker - A fast and simple Matrix sticker picker widget.
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// Copyright (C) 2024 Tulir Asokan
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package main
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import (
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"context"
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"flag"
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"fmt"
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"os"
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"regexp"
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"go.mau.fi/util/exerrors"
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"gopkg.in/yaml.v3"
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"maunium.net/go/mautrix/federation"
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"maunium.net/go/mautrix/mediaproxy"
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)
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type Config struct {
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mediaproxy.BasicConfig `yaml:",inline"`
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mediaproxy.ServerConfig `yaml:",inline"`
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}
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var configPath = flag.String("config", "config.yaml", "config file path")
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var generateServerKey = flag.Bool("generate-key", false, "generate a new server key and exit")
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var giphyIDRegex = regexp.MustCompile(`^[a-zA-Z0-9-_]+$`)
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func main() {
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flag.Parse()
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if *generateServerKey {
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fmt.Println(federation.GenerateSigningKey().SynapseString())
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} else {
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cfgFile := exerrors.Must(os.ReadFile(*configPath))
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var cfg Config
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exerrors.PanicIfNotNil(yaml.Unmarshal(cfgFile, &cfg))
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mp := exerrors.Must(mediaproxy.NewFromConfig(cfg.BasicConfig, getMedia))
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exerrors.PanicIfNotNil(mp.Listen(cfg.ServerConfig))
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}
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}
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func getMedia(_ context.Context, id string) (response mediaproxy.GetMediaResponse, err error) {
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if !giphyIDRegex.MatchString(id) {
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return nil, mediaproxy.ErrInvalidMediaIDSyntax
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}
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return &mediaproxy.GetMediaResponseURL{
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URL: fmt.Sprintf("https://i.giphy.com/%s.webp", id),
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}, nil
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}
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