diff --git a/go.mod b/go.mod index 9ecd5676..0fde9da6 100644 --- a/go.mod +++ b/go.mod @@ -3,6 +3,7 @@ module github.com/AlexxIT/go2rtc go 1.21 require ( + github.com/antonmedv/expr v1.15.3 github.com/gorilla/websocket v1.5.0 github.com/miekg/dns v1.1.56 github.com/pion/ice/v2 v2.3.11 diff --git a/go.sum b/go.sum index 17d770b3..473c1819 100644 --- a/go.sum +++ b/go.sum @@ -1,3 +1,5 @@ +github.com/antonmedv/expr v1.15.3 h1:q3hOJZNvLvhqE8OHBs1cFRdbXFNKuA+bHmRaI+AmRmI= +github.com/antonmedv/expr v1.15.3/go.mod h1:0E/6TxnOlRNp81GMzX9QfDPAmHo2Phg00y4JUv1ihsE= github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc= 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= @@ -30,15 +32,11 @@ github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfn 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/mattn/go-colorable v0.1.12/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4= github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA= github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg= -github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94= github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM= github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA= github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y= -github.com/miekg/dns v1.1.55 h1:GoQ4hpsj0nFLYe+bWiCToyrBEJXkQfOOIvFGFy0lEgo= -github.com/miekg/dns v1.1.55/go.mod h1:uInx36IzPl7FYnDcMeVWxj9byh7DutNykX4G9Sj60FY= github.com/miekg/dns v1.1.56 h1:5imZaSeoRNvpM9SzWNhEcP9QliKiz20/dA2QabIGVnE= github.com/miekg/dns v1.1.56/go.mod h1:cRm6Oo2C8TY9ZS/TqsSrseAcncm74lfK5G+ikN2SWWY= github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A= @@ -57,8 +55,6 @@ github.com/pion/dtls/v2 v2.2.7/go.mod h1:8WiMkebSHFD0T+dIU+UeBaoV7kDhOW5oDCzZ7WZ github.com/pion/ice/v2 v2.3.11 h1:rZjVmUwyT55cmN8ySMpL7rsS8KYsJERsrxJLLxpKhdw= github.com/pion/ice/v2 v2.3.11/go.mod h1:hPcLC3kxMa+JGRzMHqQzjoSj3xtE9F+eoncmXLlCL4E= github.com/pion/interceptor v0.1.18/go.mod h1:tpvvF4cPM6NGxFA1DUMbhabzQBxdWMATDGEUYOR9x6I= -github.com/pion/interceptor v0.1.19 h1:tq0TGBzuZQqipyBhaC1mVUCfCh8XjDKUuibq9rIl5t4= -github.com/pion/interceptor v0.1.19/go.mod h1:VANhFxdJezB8mwToMMmrmyHyP9gym6xLqIUch31xryg= github.com/pion/interceptor v0.1.22 h1:khhimAF0/VmGaIfeE+bA3X1jm0lD8C8HOGcU7vpWcPA= github.com/pion/interceptor v0.1.22/go.mod h1:wkbPYAak5zKsfpVDYMtEfWEy8D4zL+rpxCxPImLOg3Y= github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY= @@ -70,7 +66,6 @@ github.com/pion/randutil v0.1.0 h1:CFG1UdESneORglEsnimhUjf33Rwjubwj6xfiOXBa3mA= github.com/pion/randutil v0.1.0/go.mod h1:XcJrSMMbbMRhASFVOlj/5hQial/Y8oH/HVo7TBZq+j8= github.com/pion/rtcp v1.2.10 h1:nkr3uj+8Sp97zyItdN60tE/S6vk4al5CPRR6Gejsdjc= github.com/pion/rtcp v1.2.10/go.mod h1:ztfEwXZNLGyF1oQDttz/ZKIBaeeg/oWbRYqzBM9TL1I= -github.com/pion/rtp v1.8.1 h1:26OxTc6lKg/qLSGir5agLyj0QKaOv8OP5wps2SFnVNQ= github.com/pion/rtp v1.8.1/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU= github.com/pion/rtp v1.8.2 h1:oKMM0K1/QYQ5b5qH+ikqDSZRipP5mIxPJcgcvw5sH0w= github.com/pion/rtp v1.8.2/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU= @@ -93,20 +88,15 @@ github.com/pion/transport/v2 v2.2.4 h1:41JJK6DZQYSeVLxILA2+F4ZkKb4Xd/tFJZRFZQ9QA github.com/pion/transport/v2 v2.2.4/go.mod h1:q2U/tf9FEfnSBGSW6w5Qp5PFWRLRj3NjLhCCgpRK4p0= github.com/pion/transport/v3 v3.0.1 h1:gDTlPJwROfSfz6QfSi0ZmeCSkFcnWWiiR9ES0ouANiM= github.com/pion/transport/v3 v3.0.1/go.mod h1:UY7kiITrlMv7/IKgd5eTUcaahZx5oUN3l9SzK5f5xE0= -github.com/pion/turn/v2 v2.1.3 h1:pYxTVWG2gpC97opdRc5IGsQ1lJ9O/IlNhkzj7MMrGAA= github.com/pion/turn/v2 v2.1.3/go.mod h1:huEpByKKHix2/b9kmTAM3YoX6MKP+/D//0ClgUYR2fY= github.com/pion/turn/v2 v2.1.4 h1:2xn8rduI5W6sCZQkEnIUDAkrBQNl2eYIBCHMZ3QMmP8= github.com/pion/turn/v2 v2.1.4/go.mod h1:huEpByKKHix2/b9kmTAM3YoX6MKP+/D//0ClgUYR2fY= -github.com/pion/webrtc/v3 v3.2.19 h1:XNu5e62mkzafw1qYuKtQ+Dviw4JpbzC/SLx3zZt49JY= -github.com/pion/webrtc/v3 v3.2.19/go.mod h1:vVURQTBOG5BpWKOJz3nlr23NfTDeyKVmubRNqzQp+Tg= github.com/pion/webrtc/v3 v3.2.21 h1:c8fy5JcqJkAQBwwy3Sk9huQLTBUSqaggyRlv9Lnh2zY= github.com/pion/webrtc/v3 v3.2.21/go.mod h1:vVURQTBOG5BpWKOJz3nlr23NfTDeyKVmubRNqzQp+Tg= github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg= -github.com/rs/zerolog v1.30.0 h1:SymVODrcRsaRaSInD9yQtKbtWqwsfoPcRff/oRXLj4c= -github.com/rs/zerolog v1.30.0/go.mod h1:/tk+P47gFdPXq4QYjvCmT5/Gsug2nagsFWBWhAiSi1w= github.com/rs/zerolog v1.31.0 h1:FcTR3NnLWW+NnTwwhFWiJSZr4ECLpqCm6QsEnyvbV4A= github.com/rs/zerolog v1.31.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss= github.com/sclevine/agouti v3.0.0+incompatible/go.mod h1:b4WX9W9L1sfQKXeJf1mUTLZKJ48R1S7H23Ji7oFO5Bw= @@ -136,15 +126,12 @@ golang.org/x/crypto v0.8.0/go.mod h1:mRqEX+O9/h5TFCrQhkgjo2yKi0yYA+9ecGkdQoHrywE golang.org/x/crypto v0.10.0/go.mod h1:o4eNf7Ede1fv+hwOwZsTHl9EsPFO6q6ZvYR8vYfY45I= golang.org/x/crypto v0.11.0/go.mod h1:xgJhtzW8F9jGdVFWZESrid1U1bjeNy4zgy5cRr/CIio= golang.org/x/crypto v0.12.0/go.mod h1:NF0Gs7EO5K4qLn+Ylc+fih8BSTeIjAP05siRnAh98yw= -golang.org/x/crypto v0.13.0 h1:mvySKfSWJ+UKUii46M40LOvyWfN0s2U+46/jDd0e6Ck= golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc= golang.org/x/crypto v0.14.0 h1:wBqGXzWJW6m1XrIKlAH0Hs1JJ7+9KBwnIO8v66Q9cHc= golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4= golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4= golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs= -golang.org/x/mod v0.12.0 h1:rmsUpXtvNzj340zd98LZ4KntptpfRHwpFOHG188oHXc= -golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs= golang.org/x/mod v0.13.0 h1:I/DsJXRlw/8l/0c24sM9yb0T4z9liZTduXvdAWYiysY= golang.org/x/mod v0.13.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c= golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= @@ -162,7 +149,6 @@ golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg= golang.org/x/net v0.11.0/go.mod h1:2L/ixqYpgIVXmeoSA/4Lu7BzTG4KIyPIryS4IsOd1oQ= golang.org/x/net v0.13.0/go.mod h1:zEVYFnQC7m/vmpQFELhcD1EWkZlX69l4oqgmer6hfKA= golang.org/x/net v0.14.0/go.mod h1:PpSgVXXLK0OxS0F31C1/tv6XNguvCrnXIDrFMspZIUI= -golang.org/x/net v0.15.0 h1:ugBLEUaxABaB5AJqW9enI0ACdci2RUd4eP51NTBvuJ8= golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk= golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM= golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE= @@ -171,9 +157,8 @@ golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJ golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= -golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E= -golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y= golang.org/x/sync v0.4.0 h1:zxkM55ReGkDlKSM+Fu41A+zmbZuaPVbGMzvvdUPznYQ= +golang.org/x/sync v0.4.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y= golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/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= @@ -186,8 +171,6 @@ golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= @@ -200,7 +183,6 @@ golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o= golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE= golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= @@ -230,8 +212,6 @@ golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtn golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA= golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc= golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU= -golang.org/x/tools v0.13.0 h1:Iey4qkscZuv0VvIt8E0neZjtPVQFSc870HQ448QgEmQ= -golang.org/x/tools v0.13.0/go.mod h1:HvlwmtVNQAhOuCjW7xxvovg8wbNq7LwfXh/k7wXUl58= golang.org/x/tools v0.14.0 h1:jvNa2pY0M4r62jkRQ6RwEZZyPcymeL9XZMLBbV7U2nc= golang.org/x/tools v0.14.0/go.mod h1:uYBEerGOWcJyEORxN+Ek8+TT266gXkNlHdJBwexUsBg= golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= diff --git a/internal/expr/README.md b/internal/expr/README.md new file mode 100644 index 00000000..c1f38cb1 --- /dev/null +++ b/internal/expr/README.md @@ -0,0 +1,12 @@ +## Comparsion + +| expr | python | js | +|--------------------------|--------------------------|--------------------------------| +| let x = 1; | x = 1 | let x = 1 | +| {a: 1, b: 2} | {"a": 1, "b": 2} | {a: 1, b: 2} | +| r = fetch(url, {method}) | r = request(method, url) | r = await fetch(url, {method}) | +| r.ok | r.ok | r.ok | +| r.status | r.status_code | r.status | +| r.text | r.text | await r.text() | +| r.json() | r.json() | await r.json() | +| r.headers | r.headers | r.headers | diff --git a/internal/expr/expr.go b/internal/expr/expr.go new file mode 100644 index 00000000..a6d1f972 --- /dev/null +++ b/internal/expr/expr.go @@ -0,0 +1,28 @@ +package expr + +import ( + "errors" + + "github.com/AlexxIT/go2rtc/internal/app" + "github.com/AlexxIT/go2rtc/internal/streams" + "github.com/AlexxIT/go2rtc/pkg/expr" +) + +func Init() { + log := app.GetLogger("expr") + + streams.RedirectFunc("expr", func(url string) (string, error) { + v, err := expr.Run(url[5:]) + if err != nil { + return "", err + } + + log.Debug().Msgf("[expr] url=%s", url) + + if url = v.(string); url == "" { + return "", errors.New("expr: result is empty") + } + + return url, nil + }) +} diff --git a/main.go b/main.go index fa90e809..7467135d 100644 --- a/main.go +++ b/main.go @@ -9,6 +9,7 @@ import ( "github.com/AlexxIT/go2rtc/internal/dvrip" "github.com/AlexxIT/go2rtc/internal/echo" "github.com/AlexxIT/go2rtc/internal/exec" + "github.com/AlexxIT/go2rtc/internal/expr" "github.com/AlexxIT/go2rtc/internal/ffmpeg" "github.com/AlexxIT/go2rtc/internal/hass" "github.com/AlexxIT/go2rtc/internal/hls" @@ -76,6 +77,7 @@ func main() { homekit.Init() // homekit source nest.Init() // nest source bubble.Init() // bubble source + expr.Init() // expr source // 6. Helper modules diff --git a/pkg/expr/expr.go b/pkg/expr/expr.go new file mode 100644 index 00000000..2ec613c3 --- /dev/null +++ b/pkg/expr/expr.go @@ -0,0 +1,115 @@ +package expr + +import ( + "encoding/json" + "fmt" + "io" + "net/http" + "regexp" + + "github.com/AlexxIT/go2rtc/pkg/tcp" + "github.com/antonmedv/expr" +) + +func newRequest(method, url string, headers map[string]any) (*http.Request, error) { + if method == "" { + method = "GET" + } + + req, err := http.NewRequest(method, url, nil) + if err != nil { + return nil, err + } + + for k, v := range headers { + req.Header.Set(k, fmt.Sprintf("%v", v)) + } + + return req, nil +} + +func regExp(params ...any) (*regexp.Regexp, error) { + exp := params[0].(string) + if len(params) >= 2 { + // support: + // i case-insensitive (default false) + // m multi-line mode: ^ and $ match begin/end line (default false) + // s let . match \n (default false) + // https://pkg.go.dev/regexp/syntax + flags := params[1].(string) + exp = "(?" + flags + ")" + exp + } + return regexp.Compile(exp) +} + +var Options = []expr.Option{ + expr.Function( + "fetch", + func(params ...any) (any, error) { + var req *http.Request + var err error + + url := params[0].(string) + + if len(params) == 2 { + options := params[1].(map[string]any) + method, _ := options["method"].(string) + headers, _ := options["headers"].(map[string]any) + req, err = newRequest(method, url, headers) + } else { + req, err = http.NewRequest("GET", url, nil) + } + + if err != nil { + return nil, err + } + + res, err := tcp.Do(req) + if err != nil { + return nil, err + } + + b, _ := io.ReadAll(res.Body) + + return map[string]any{ + "ok": res.StatusCode < 400, + "status": res.Status, + "text": string(b), + "json": func() (v any) { + _ = json.Unmarshal(b, &v) + return + }, + }, nil + }, + //new(func(url string) map[string]any), + //new(func(url string, options map[string]any) map[string]any), + ), + expr.Function( + "match", + func(params ...any) (any, error) { + re, err := regExp(params[1:]...) + if err != nil { + return nil, err + } + str := params[0].(string) + return re.FindStringSubmatch(str), nil + }, + //new(func(str, expr string) []string), + //new(func(str, expr, flags string) []string), + ), + expr.Function( + "RegExp", + func(params ...any) (any, error) { + return regExp(params) + }, + ), +} + +func Run(input string) (any, error) { + program, err := expr.Compile(input, Options...) + if err != nil { + return nil, err + } + + return expr.Run(program, nil) +} diff --git a/pkg/expr/expr_test.go b/pkg/expr/expr_test.go new file mode 100644 index 00000000..14e75b2a --- /dev/null +++ b/pkg/expr/expr_test.go @@ -0,0 +1,17 @@ +package expr + +import ( + "testing" + + "github.com/stretchr/testify/require" +) + +func TestMatchHost(t *testing.T) { + v, err := Run(` +let url = "rtsp://user:pass@192.168.1.123/cam/realmonitor?..."; +let host = match(url, "//[^/]+")[0][2:]; +host +`) + require.Nil(t, err) + require.Equal(t, "user:pass@192.168.1.123", v) +}