Create basic skeleton of the JS plugin

Author: mostafa

.gitignore

@@ -14,4 +14,4 @@
 # Dependency directories (remove the comment below to include it)
 # vendor/
 
-plugin-template-go
+gatewayd-plugin-js

Makefile

@@ -6,7 +6,7 @@ build:
 	@go build -ldflags "-s -w"
 
 checksum:
-	@sha256sum -b plugin-template-go
+	@sha256sum -b gatewayd-plugin-js
 
 update-all:
 	@go get -u ./...

README.md

@@ -1,3 +1,3 @@
-# plugin-template-go
+# gatewayd-plugin-js
 
 Use this template to create your own plugin.

gatewayd_plugin.yaml

@@ -12,11 +12,11 @@ timeout: 30s
 
 plugins:
   # Plugin name
-  - name: plugin-template-go
+  - name: gatewayd-plugin-js
     # whether to enable or disable the plugin on the next run
     enabled: True
     # path to the plugin's binary file
-    localPath: ../plugin-template-go/plugin-template-go
+    localPath: ../gatewayd-plugin-js/gatewayd-plugin-js
     # Pass cmdline args to the plugin
     args: ["--log-level", "info"]
     # Pass environment variables to the plugin
@@ -27,5 +27,6 @@ plugins:
       # The below environment variables are used by the plugin loader to verify the plugin's identity.
       - MAGIC_COOKIE_KEY=GATEWAYD_PLUGIN
       - MAGIC_COOKIE_VALUE=5712b87aa5d7e9f9e9ab643e6603181c5b796015cb1c09d6f5ada882bf2a1872
+      - SCRIPT_PATH=./scripts/index.js
     # Checksum hash to verify the binary before loading
     checksum: dee4aa014a722e1865d91744a4fd310772152467d9c6ab4ba17fd9dd40d3f724

go.mod

@@ -1,29 +1,39 @@
-module github.com/gatewayd-io/plugin-template-go
+module github.com/gatewayd-io/gatewayd-plugin-js
 
 go 1.20
 
 require (
+	github.com/dop251/goja v0.0.0-20231027120936-b396bb4c349d
+	github.com/dop251/goja_nodejs v0.0.0-20231122114759-e84d9a924c5c
 	github.com/gatewayd-io/gatewayd-plugin-sdk v0.1.8
 	github.com/hashicorp/go-hclog v1.5.0
 	github.com/hashicorp/go-plugin v1.6.0
 	github.com/prometheus/client_golang v1.17.0
+	github.com/spf13/cast v1.6.0
+	github.com/wasilibs/go-pgquery v0.0.0-20231202122549-dbe58a6cd4c4
+	golang.org/x/exp v0.0.0-20231226003508-02704c960a9b
 	google.golang.org/grpc v1.59.0
 )
 
 require (
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/dlclark/regexp2 v1.10.0 // indirect
 	github.com/fatih/color v1.16.0 // indirect
+	github.com/go-sourcemap/sourcemap v2.1.3+incompatible // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/pprof v0.0.0-20230926050212-f7f687d19a98 // indirect
 	github.com/hashicorp/yamux v0.1.1 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
 	github.com/mitchellh/go-testing-interface v1.14.1 // indirect
 	github.com/oklog/run v1.1.0 // indirect
+	github.com/pganalyze/pg_query_go/v4 v4.2.4-0.20231202022636-3c8cb1bd9d99 // indirect
 	github.com/prometheus/client_model v0.5.0 // indirect
 	github.com/prometheus/common v0.45.0 // indirect
 	github.com/prometheus/procfs v0.12.0 // indirect
+	github.com/wasilibs/wazerox v0.0.0-20231117065139-b3503f4aeff6 // indirect
 	golang.org/x/net v0.19.0 // indirect
 	golang.org/x/sys v0.15.0 // indirect
 	golang.org/x/text v0.14.0 // indirect

go.sum

@@ -3,26 +3,56 @@ github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6r
 github.com/bufbuild/protocompile v0.4.0 h1:LbFKd2XowZvQ/kajzguUp2DC9UEIQhIq77fZZlaQsNA=
 github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44=
 github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/chzyer/logex v1.2.0/go.mod h1:9+9sk7u7pGNWYMkh0hdiL++6OeibzJccyQU4p4MedaY=
+github.com/chzyer/readline v1.5.0/go.mod h1:x22KAscuvRqlLoK9CsoYsmxoXZMMFVyOl86cAH8qUic=
+github.com/chzyer/test v0.0.0-20210722231415-061457976a23/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 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/dlclark/regexp2 v1.4.1-0.20201116162257-a2a8dda75c91/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
+github.com/dlclark/regexp2 v1.7.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
+github.com/dlclark/regexp2 v1.10.0 h1:+/GIL799phkJqYW+3YbOd8LCcbHzT0Pbo8zl70MHsq0=
+github.com/dlclark/regexp2 v1.10.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
+github.com/dop251/goja v0.0.0-20211022113120-dc8c55024d06/go.mod h1:R9ET47fwRVRPZnOGvHxxhuZcbrMCuiqOz3Rlrh4KSnk=
+github.com/dop251/goja v0.0.0-20231027120936-b396bb4c349d h1:wi6jN5LVt/ljaBG4ue79Ekzb12QfJ52L9Q98tl8SWhw=
+github.com/dop251/goja v0.0.0-20231027120936-b396bb4c349d/go.mod h1:QMWlm50DNe14hD7t24KEqZuUdC9sOTy8W6XbCU1mlw4=
+github.com/dop251/goja_nodejs v0.0.0-20210225215109-d91c329300e7/go.mod h1:hn7BA7c8pLvoGndExHudxTDKZ84Pyvv+90pbBjbTz0Y=
+github.com/dop251/goja_nodejs v0.0.0-20211022123610-8dd9abb0616d/go.mod h1:DngW8aVqWbuLRMHItjPUyqdj+HWPvnQe8V8y1nDpIbM=
+github.com/dop251/goja_nodejs v0.0.0-20231122114759-e84d9a924c5c h1:hLoodLRD4KLWIH8eyAQCLcH8EqIrjac7fCkp/fHnvuQ=
+github.com/dop251/goja_nodejs v0.0.0-20231122114759-e84d9a924c5c/go.mod h1:bhGPmCgCCTSRfiMYWjpS46IDo9EUZXlsuUaPXSWGbv0=
 github.com/fatih/color v1.13.0/go.mod h1:kLAiJbzzSOZDVNGyDpeOxJ47H46qBXwg5ILebYFFOfk=
 github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
 github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
+github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
 github.com/gatewayd-io/gatewayd-plugin-sdk v0.1.8 h1:qOQNn1IHj9/MuB3TcXuBNv5+GvpjICfxRuiwu9CFPCI=
 github.com/gatewayd-io/gatewayd-plugin-sdk v0.1.8/go.mod h1:kyKgBFuvATDbf7bKRsOUwWGZp12/KYeRTQBv/UspbRE=
+github.com/go-sourcemap/sourcemap v2.1.3+incompatible h1:W1iEw64niKVGogNgBN3ePyLFfuisuzeidWPMPWmECqU=
+github.com/go-sourcemap/sourcemap v2.1.3+incompatible/go.mod h1:F8jJfvm2KbVjc5NqelyYJmf/v5J0dwNLS2mL4sNA1Jg=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
 github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
 github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/pprof v0.0.0-20230207041349-798e818bf904/go.mod h1:uglQLonpP8qtYCYyzA+8c/9qtqgA3qsXGYqCPKARAFg=
+github.com/google/pprof v0.0.0-20230926050212-f7f687d19a98 h1:pUa4ghanp6q4IJHwE9RwLgmVFfReJN+KbQ8ExNEUUoQ=
+github.com/google/pprof v0.0.0-20230926050212-f7f687d19a98/go.mod h1:czg5+yv1E0ZGTi6S6vVK1mke0fV+FaUhNGcd6VRS9Ik=
 github.com/hashicorp/go-hclog v1.5.0 h1:bI2ocEMgcVlz55Oj1xZNBsVi900c7II+fWDyV9o+13c=
 github.com/hashicorp/go-hclog v1.5.0/go.mod h1:W4Qnvbt70Wk/zYJryRzDRU/4r0kIg0PVHBcfoyhpF5M=
 github.com/hashicorp/go-plugin v1.6.0 h1:wgd4KxHJTVGGqWBq4QPB1i5BZNEx9BR8+OFmHDmTk8A=
 github.com/hashicorp/go-plugin v1.6.0/go.mod h1:lBS5MtSSBZk0SHc66KACcjjlU6WzEVP/8pwz68aMkCI=
 github.com/hashicorp/yamux v0.1.1 h1:yrQxtgseBDrq9Y652vSRDvsKCJKOUD+GzTS4Y0Y8pvE=
 github.com/hashicorp/yamux v0.1.1/go.mod h1:CtWFDAQgb7dxtzFs4tWbplKIe2jSi3+5vKbgIO0SLnQ=
+github.com/ianlancetaylor/demangle v0.0.0-20220319035150-800ac71e25c2/go.mod h1:aYm2/VgdVmcIU8iMfdMvDMsRAQjcfZSKFby6HOFvi/w=
 github.com/jhump/protoreflect v1.15.1 h1:HUMERORf3I3ZdX05WaQ6MIpd/NJ434hTp5YiKgfCL6c=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
+github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/mattn/go-colorable v0.1.9/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
 github.com/mattn/go-colorable v0.1.12/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4=
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
@@ -38,6 +68,8 @@ github.com/mitchellh/go-testing-interface v1.14.1 h1:jrgshOhYAUVNMAJiKbEu7EqAwgJ
 github.com/mitchellh/go-testing-interface v1.14.1/go.mod h1:gfgS7OtZj6MA4U1UrDRp04twqAjfvlZyCfX3sDjEym8=
 github.com/oklog/run v1.1.0 h1:GEenZ1cK0+q0+wsJew9qUg/DyD8k3JzYsZAi5gYi2mA=
 github.com/oklog/run v1.1.0/go.mod h1:sVPdnTZT1zYwAJeCMu2Th4T21pA3FPOQRfWjQlk7DVU=
+github.com/pganalyze/pg_query_go/v4 v4.2.4-0.20231202022636-3c8cb1bd9d99 h1:AarAXDJB+iIetitFJncVelAi7t/u+m3c+pkRNkEgTzg=
+github.com/pganalyze/pg_query_go/v4 v4.2.4-0.20231202022636-3c8cb1bd9d99/go.mod h1:pRJ9rCcWIhDLAzymhH2iY5kEVEfU6UGrL1wBWuO7gmM=
 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/prometheus/client_golang v1.17.0 h1:rl2sfwZMtSthVU752MqfjQozy7blglC+1SOtjMAMh+Q=
@@ -48,22 +80,58 @@ github.com/prometheus/common v0.45.0 h1:2BGz0eBc2hdMDLnO/8n0jeB3oPrt2D08CekT0lne
 github.com/prometheus/common v0.45.0/go.mod h1:YJmSTw9BoKxJplESWWxlbyttQR4uaEcGyv9MZjVOJsY=
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 github.com/prometheus/procfs v0.12.0/go.mod h1:pcuDEFsWDnvcgNzo4EEweacyhjeA9Zk3cnaOZAZEfOo=
+github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc=
+github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=
+github.com/spf13/cast v1.6.0 h1:GEiTHELF+vaR5dhz3VqZfFSzZjYbgeKDpBxQVS4GYJ0=
+github.com/spf13/cast v1.6.0/go.mod h1:ancEpBxwJDODSW/UG4rDrAqiKolqNNh2DX3mk86cAdo=
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+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=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
 golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+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 v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20231127180814-3a041ad873d4 h1:DC7wcm+i+P1rN3Ff07vL+OndGg5OhNddHyTA+ocPqYE=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20231127180814-3a041ad873d4/go.mod h1:eJVxU6o+4G1PSczBr85xmyvSNYAKvAYgkub40YGomFM=
@@ -74,5 +142,10 @@ google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQ
 google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
 google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
+gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -1,17 +1,24 @@
 package main
 
 import (
+	"encoding/base64"
 	"flag"
 	"os"
 
+	"github.com/dop251/goja"
+	"github.com/dop251/goja_nodejs/console"
+	"github.com/dop251/goja_nodejs/require"
+	"github.com/gatewayd-io/gatewayd-plugin-js/plugin"
 	sdkConfig "github.com/gatewayd-io/gatewayd-plugin-sdk/config"
 	"github.com/gatewayd-io/gatewayd-plugin-sdk/logging"
 	"github.com/gatewayd-io/gatewayd-plugin-sdk/metrics"
 	p "github.com/gatewayd-io/gatewayd-plugin-sdk/plugin"
 	v1 "github.com/gatewayd-io/gatewayd-plugin-sdk/plugin/v1"
-	"github.com/gatewayd-io/plugin-template-go/plugin"
 	"github.com/hashicorp/go-hclog"
 	goplugin "github.com/hashicorp/go-plugin"
+	"github.com/spf13/cast"
+	pgQuery "github.com/wasilibs/go-pgquery"
+	"golang.org/x/exp/maps"
 )
 
 func main() {
@@ -26,16 +33,64 @@ func main() {
 		Color:      hclog.ColorOff,
 	})
 
-	pluginInstance := plugin.NewTemplatePlugin(plugin.Plugin{
-		Logger: logger,
+	pluginInstance := plugin.NewJSPlugin(plugin.Plugin{
+		Logger:   logger,
+		VM:       goja.New(),
+		Bindings: map[string]goja.Callable{},
 	})
 
-	var config *metrics.MetricsConfig
-	if cfg, ok := plugin.PluginConfig["config"].(map[string]interface{}); ok {
-		config = metrics.NewMetricsConfig(cfg)
+	// Enable the VM to require modules.
+	registry := require.Registry{}
+	registry.Enable(pluginInstance.Impl.VM)
+
+	// Enable the VM to print to stdout and stderr.
+	printer := console.StdPrinter{
+		StdoutPrint: func(s string) { pluginInstance.Impl.Logger.Info(s) },
+		StderrPrint: func(s string) { pluginInstance.Impl.Logger.Error(s) },
 	}
-	if config != nil && config.Enabled {
-		go metrics.ExposeMetrics(config, logger)
+	registry.RegisterNativeModule("console", console.RequireWithPrinter(printer))
+	console.Enable(pluginInstance.Impl.VM)
+
+	// Provide the Value helper to the JS code to make it easier to create
+	// new values inside v1.Struct.
+	pluginInstance.Impl.VM.Set("Value", pluginInstance.Impl.VM.ToValue(v1.NewValue))
+
+	if cfg := cast.ToStringMap(plugin.PluginConfig["config"]); cfg != nil {
+		config := metrics.NewMetricsConfig(cfg)
+		if config != nil && config.Enabled {
+			go metrics.ExposeMetrics(config, logger)
+		}
+
+		scriptPath := cast.ToString(cfg["scriptPath"])
+		// Read the JS code from the script file.
+		script, err := os.ReadFile(scriptPath)
+		if err != nil {
+			logger.Error("Failed to read script file", "error", err)
+			return
+		}
+		logger.Debug("Read script file", "bytes", len(script), "path", scriptPath)
+
+		_, err = pluginInstance.Impl.VM.RunString(string(script))
+		if err != nil {
+			logger.Error("Failed to run JS code", "error", err)
+			return
+		}
+
+		// Register the JS functions as Go functions.
+		pluginInstance.Impl.RegisterFunctions(maps.Keys(plugin.Hooks))
+
+		// Register helper functions.
+		pluginInstance.Impl.VM.Set("btoa", func(call goja.FunctionCall) goja.Value {
+			return pluginInstance.Impl.VM.ToValue(base64.RawStdEncoding.EncodeToString([]byte(call.Arguments[0].String())))
+		})
+		pluginInstance.Impl.VM.Set("atob", func(call goja.FunctionCall) goja.Value {
+			str, _ := base64.RawStdEncoding.DecodeString(call.Arguments[0].String())
+			return pluginInstance.Impl.VM.ToValue(string(str))
+		})
+		pluginInstance.Impl.VM.Set("parseSQL", func(call goja.FunctionCall) goja.Value {
+			qStr, _ := pgQuery.ParseToJSON(call.Arguments[0].String())
+			return pluginInstance.Impl.VM.ToValue(qStr)
+		})
 	}
 
 	goplugin.Serve(&goplugin.ServeConfig{