add new bitcoin electrum SPV provider
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This commit is contained in:
@@ -2,6 +2,7 @@ package main
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import (
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"code.stevenpolley.net/steven/ynab-portfolio-monitor/providers/bitcoin"
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"code.stevenpolley.net/steven/ynab-portfolio-monitor/providers/bitcoinElectrum"
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"code.stevenpolley.net/steven/ynab-portfolio-monitor/providers/questrade"
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"code.stevenpolley.net/steven/ynab-portfolio-monitor/providers/staticjsonFinnhub"
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"code.stevenpolley.net/steven/ynab-portfolio-monitor/providers/staticjsonYahooFinance"
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@@ -21,4 +22,5 @@ var allProviders []AccountProvider = []AccountProvider{
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&bitcoin.Provider{},
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&staticjsonFinnhub.Provider{},
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&staticjsonYahooFinance.Provider{},
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&bitcoinElectrum.Provider{},
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}
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18
go.mod
18
go.mod
@@ -2,4 +2,20 @@ module code.stevenpolley.net/steven/ynab-portfolio-monitor
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go 1.22
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// Goal is no third party dependencies
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// Goal is no third party dependencies
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// Edit 2025-09-30 - brought in btcd dependency because crypto is hard
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require (
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github.com/btcsuite/btcd v0.24.2
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github.com/btcsuite/btcd/btcutil v1.1.6
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)
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require (
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github.com/btcsuite/btcd/btcec/v2 v2.1.3 // indirect
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github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 // indirect
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github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f // indirect
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github.com/decred/dcrd/crypto/blake256 v1.0.0 // indirect
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github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 // indirect
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golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 // indirect
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golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed // indirect
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)
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117
go.sum
Normal file
117
go.sum
Normal file
@@ -0,0 +1,117 @@
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github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
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github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
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github.com/btcsuite/btcd v0.22.0-beta.0.20220111032746-97732e52810c/go.mod h1:tjmYdS6MLJ5/s0Fj4DbLgSbDHbEqLJrtnHecBFkdz5M=
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github.com/btcsuite/btcd v0.23.5-0.20231215221805-96c9fd8078fd/go.mod h1:nm3Bko6zh6bWP60UxwoT5LzdGJsQJaPo6HjduXq9p6A=
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github.com/btcsuite/btcd v0.24.2 h1:aLmxPguqxza+4ag8R1I2nnJjSu2iFn/kqtHTIImswcY=
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github.com/btcsuite/btcd v0.24.2/go.mod h1:5C8ChTkl5ejr3WHj8tkQSCmydiMEPB0ZhQhehpq7Dgg=
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github.com/btcsuite/btcd/btcec/v2 v2.1.0/go.mod h1:2VzYrv4Gm4apmbVVsSq5bqf1Ec8v56E48Vt0Y/umPgA=
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github.com/btcsuite/btcd/btcec/v2 v2.1.3 h1:xM/n3yIhHAhHy04z4i43C8p4ehixJZMsnrVJkgl+MTE=
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github.com/btcsuite/btcd/btcec/v2 v2.1.3/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE=
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github.com/btcsuite/btcd/btcutil v1.0.0/go.mod h1:Uoxwv0pqYWhD//tfTiipkxNfdhG9UrLwaeswfjfdF0A=
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github.com/btcsuite/btcd/btcutil v1.1.0/go.mod h1:5OapHB7A2hBBWLm48mmw4MOHNJCcUBTwmWH/0Jn8VHE=
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github.com/btcsuite/btcd/btcutil v1.1.5/go.mod h1:PSZZ4UitpLBWzxGd5VGOrLnmOjtPP/a6HaFo12zMs00=
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github.com/btcsuite/btcd/btcutil v1.1.6 h1:zFL2+c3Lb9gEgqKNzowKUPQNb8jV7v5Oaodi/AYFd6c=
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github.com/btcsuite/btcd/btcutil v1.1.6/go.mod h1:9dFymx8HpuLqBnsPELrImQeTQfKBQqzqGbbV3jK55aE=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.0.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
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github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 h1:59Kx4K6lzOW5w6nFlA0v5+lk/6sjybR934QNHSJZPTQ=
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||||
github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
|
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github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f h1:bAs4lUbRJpnnkd9VhRV3jjAVU7DJVjMaK+IsvSeZvFo=
|
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github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f/go.mod h1:TdznJufoqS23FtqVCzL0ZqgP5MqXbb4fg/WgDys70nA=
|
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github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
|
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github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd/go.mod h1:HHNXQzUsZCxOoE+CPiyCTO6x34Zs86zZUiwtpXoGdtg=
|
||||
github.com/btcsuite/goleveldb v0.0.0-20160330041536-7834afc9e8cd/go.mod h1:F+uVaaLLH7j4eDXPRvw78tMflu7Ie2bzYOH4Y8rRKBY=
|
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github.com/btcsuite/goleveldb v1.0.0/go.mod h1:QiK9vBlgftBg6rWQIj6wFzbPfRjiykIEhBH4obrXJ/I=
|
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github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
|
||||
github.com/btcsuite/snappy-go v1.0.0/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
|
||||
github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792/go.mod h1:ghJtEyQwv5/p4Mg4C0fgbePVuGr935/5ddU9Z3TmDRY=
|
||||
github.com/btcsuite/winsvc v1.0.0/go.mod h1:jsenWakMcC0zFBFurPLEAyrnc/teJEM1O46fmI40EZs=
|
||||
github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
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/decred/dcrd/crypto/blake256 v1.0.0 h1:/8DMNYp9SGi5f0w7uCm6d6M4OU2rGFK09Y2A4Xv7EE0=
|
||||
github.com/decred/dcrd/crypto/blake256 v1.0.0/go.mod h1:sQl2p6Y26YV+ZOcSTP6thNdn47hh8kt6rqSlvmrXFAc=
|
||||
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 h1:YLtO71vCjJRCBcrPMtQ9nqBsqpA1m5sE92cU+pd5Mcc=
|
||||
github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1/go.mod h1:hyedUtir6IdtD/7lIxGeCxkaw7y45JueMRL4DIyJDKs=
|
||||
github.com/decred/dcrd/lru v1.0.0/go.mod h1:mxKOwFd7lFjN2GZYsiz/ecgqR6kkYAl+0pz0tEMk218=
|
||||
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
|
||||
github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
|
||||
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
|
||||
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
|
||||
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
|
||||
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
|
||||
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
|
||||
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
|
||||
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
|
||||
github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
|
||||
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
|
||||
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
|
||||
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
|
||||
github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
|
||||
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
|
||||
github.com/jessevdk/go-flags v0.0.0-20141203071132-1679536dcc89/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
|
||||
github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
|
||||
github.com/jrick/logrotate v1.0.0/go.mod h1:LNinyqDIJnpAur+b8yyulnQw/wDuN1+BYKlTRt3OuAQ=
|
||||
github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6CZQHDETBtE9HaSEkGmuNXF86RwHhHUvq4=
|
||||
github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
|
||||
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
|
||||
github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
|
||||
github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
|
||||
github.com/onsi/ginkgo v1.14.0/go.mod h1:iSB4RoI2tjJc9BBv4NKIKWKya62Rps+oPG/Lv9klQyY=
|
||||
github.com/onsi/gomega v1.4.1/go.mod h1:C1qb7wdrVGGVU+Z6iS04AVkA3Q65CEZX59MT0QO5uiA=
|
||||
github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
|
||||
github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
|
||||
github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
|
||||
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/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
|
||||
github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
|
||||
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
|
||||
github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
|
||||
github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
|
||||
github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
|
||||
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
|
||||
github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7/go.mod h1:q4W45IWZaF22tdD+VEXcAWRA037jwmWEB5VWYORlTpc=
|
||||
golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI=
|
||||
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
|
||||
golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
|
||||
golang.org/x/net v0.0.0-20200813134508-3edf25e44fcc/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
|
||||
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
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=
|
||||
golang.org/x/sys v0.0.0-20190904154756-749cb33beabd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed h1:J22ig1FUekjjkmZUM7pTKixYm8DvrYsvrBZdunYeIuQ=
|
||||
golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
|
||||
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
|
||||
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
|
||||
google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
|
||||
google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
|
||||
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
|
||||
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
|
||||
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
|
||||
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
|
||||
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
91
providers/bitcoinElectrum/bitcoin.go
Normal file
91
providers/bitcoinElectrum/bitcoin.go
Normal file
@@ -0,0 +1,91 @@
|
||||
package bitcoinElectrum
|
||||
|
||||
import (
|
||||
"crypto/sha256"
|
||||
"encoding/hex"
|
||||
"log"
|
||||
"sync/atomic"
|
||||
|
||||
"github.com/btcsuite/btcd/btcutil"
|
||||
"github.com/btcsuite/btcd/btcutil/hdkeychain"
|
||||
"github.com/btcsuite/btcd/chaincfg"
|
||||
"github.com/btcsuite/btcd/txscript"
|
||||
)
|
||||
|
||||
// Derives a P2WPKH address at a specific index from a branch key.
|
||||
func deriveAddress(branchKey *hdkeychain.ExtendedKey, index uint32) (btcutil.Address, error) {
|
||||
childKey, err := branchKey.Derive(index)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
pubKey, err := childKey.ECPubKey()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
// Note: For zpub/vpub, use NewAddressWitnessPubKeyHash.
|
||||
// For ypub/upub, use NewAddressScriptHash with a P2WPKH script.
|
||||
// For xpub/tpub, use NewAddressPubKeyHash.
|
||||
return btcutil.NewAddressWitnessPubKeyHash(btcutil.Hash160(pubKey.SerializeCompressed()), &chaincfg.MainNetParams)
|
||||
}
|
||||
|
||||
// Converts a btcutil.Address to an Electrum scripthash.
|
||||
func addressToScriptHash(address btcutil.Address) (string, error) {
|
||||
script, err := txscript.PayToAddrScript(address)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
hash := sha256.Sum256(script)
|
||||
// Reverse byte order for Electrum protocol
|
||||
for i, j := 0, len(hash)-1; i < j; i, j = i+1, j-1 {
|
||||
hash[i], hash[j] = hash[j], hash[i]
|
||||
}
|
||||
return hex.EncodeToString(hash[:]), nil
|
||||
}
|
||||
|
||||
// Scans a derivation branch (m/0 or m/1) for balances until the gap limit is reached.
|
||||
func scanBranch(masterKey *hdkeychain.ExtendedKey, branch uint32, gapLimit int, spvServer string) int64 {
|
||||
log.Printf("Scanning branch m/%d/k...", branch)
|
||||
|
||||
branchKey, err := masterKey.Derive(branch)
|
||||
if err != nil {
|
||||
log.Printf("Error deriving branch %d: %v", branch, err)
|
||||
return 0
|
||||
}
|
||||
|
||||
var branchTotalBalance int64
|
||||
unusedAddressCount := 0
|
||||
|
||||
for i := uint32(0); ; i++ {
|
||||
if unusedAddressCount >= gapLimit {
|
||||
log.Printf("Gap limit of %d reached on branch m/%d. Stopping scan.", gapLimit, branch)
|
||||
break
|
||||
}
|
||||
|
||||
// 3. Derive child address
|
||||
address, err := deriveAddress(branchKey, i)
|
||||
if err != nil {
|
||||
log.Printf("Could not derive address at index %d on branch %d: %v", i, branch, err)
|
||||
continue
|
||||
}
|
||||
|
||||
// 4. Get balance from Electrum server
|
||||
balance, err := getAddressBalance(spvServer, address)
|
||||
if err != nil {
|
||||
log.Printf("Error getting balance for %s: %v", address.EncodeAddress(), err)
|
||||
// On error, we can't know if it's used, so we continue scanning.
|
||||
unusedAddressCount = 0
|
||||
continue
|
||||
}
|
||||
|
||||
total := balance.Result.Confirmed + balance.Result.Unconfirmed
|
||||
if total > 0 {
|
||||
log.Printf("Found balance for m/%d/%d (%s): %.8f BTC", branch, i, address.EncodeAddress(), btcutil.Amount(total).ToBTC())
|
||||
atomic.AddInt64(&branchTotalBalance, total)
|
||||
unusedAddressCount = 0 // Reset gap counter on finding a used address
|
||||
} else {
|
||||
log.Printf("No balance for m/%d/%d (%s)", branch, i, address.EncodeAddress())
|
||||
unusedAddressCount++
|
||||
}
|
||||
}
|
||||
return branchTotalBalance
|
||||
}
|
||||
63
providers/bitcoinElectrum/fiat.go
Normal file
63
providers/bitcoinElectrum/fiat.go
Normal file
@@ -0,0 +1,63 @@
|
||||
package bitcoinElectrum
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"io"
|
||||
"net/http"
|
||||
"time"
|
||||
)
|
||||
|
||||
const fiatConvertURL = "https://api.coingecko.com/api/v3/coins/bitcoin?localization=false&tickers=false&market_data=true&community_data=false&developer_data=false&sparkline=false"
|
||||
|
||||
type coinGeckoResponse struct {
|
||||
MarketData struct {
|
||||
CurrentPrice struct {
|
||||
CAD int `json:"cad"`
|
||||
} `json:"current_price"`
|
||||
} `json:"market_data"`
|
||||
}
|
||||
|
||||
func convertBTCToCAD(amount int, coinGeckoApiKey string) (int, error) {
|
||||
coinGeckoData := &coinGeckoResponse{}
|
||||
|
||||
req, err := http.NewRequest("GET", fmt.Sprintf("%s&x-cg-demo-api-key=%s", fiatConvertURL, coinGeckoApiKey), nil)
|
||||
if err != nil {
|
||||
return 0, fmt.Errorf("failed to create new GET request: %v", err)
|
||||
}
|
||||
|
||||
client := http.Client{Transport: &http.Transport{ResponseHeaderTimeout: 15 * time.Second}}
|
||||
res, err := client.Do(req)
|
||||
if err != nil {
|
||||
return 0, fmt.Errorf("http GET request failed: %v", err)
|
||||
}
|
||||
|
||||
err = processResponse(res, coinGeckoData)
|
||||
if err != nil {
|
||||
return 0, fmt.Errorf("failed to process response: %v", err)
|
||||
}
|
||||
|
||||
return (amount * int(coinGeckoData.MarketData.CurrentPrice.CAD*1000)) / 100000000, nil // one BTC = one hundred million satoshi's
|
||||
}
|
||||
|
||||
// processResponse takes the body of an HTTP response, and either returns
|
||||
// the error code, or unmarshalls the JSON response, extracts
|
||||
// rate limit info, and places it into the object
|
||||
// output parameter. This function closes the response body after reading it.
|
||||
func processResponse(res *http.Response, out interface{}) error {
|
||||
body, err := io.ReadAll(res.Body)
|
||||
res.Body.Close()
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to read response body: %v", err)
|
||||
}
|
||||
|
||||
if res.StatusCode != 200 && res.StatusCode != 201 {
|
||||
return fmt.Errorf("unexpected http status code '%d': %v", res.StatusCode, err)
|
||||
}
|
||||
|
||||
err = json.Unmarshal(body, out)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to unmarshal response body: %v", err)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
62
providers/bitcoinElectrum/providerImpl.go
Normal file
62
providers/bitcoinElectrum/providerImpl.go
Normal file
@@ -0,0 +1,62 @@
|
||||
package bitcoinElectrum
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"sync"
|
||||
"sync/atomic"
|
||||
|
||||
"github.com/btcsuite/btcd/btcutil/hdkeychain"
|
||||
)
|
||||
|
||||
type Provider struct {
|
||||
masterKey *hdkeychain.ExtendedKey
|
||||
ynabAccountID string // YNAB account ID this provider updates - all bitcoin addresses are summed up and mapped to this YNAB account
|
||||
spvServer string
|
||||
gapLimit int
|
||||
coinGeckoApiKey string
|
||||
}
|
||||
|
||||
func (p *Provider) Name() string {
|
||||
return "Bitcoin - Electrum SPV"
|
||||
}
|
||||
|
||||
func (p *Provider) Configure() error {
|
||||
var err error
|
||||
zpub := os.Getenv("bitcoin_zpub")
|
||||
p.ynabAccountID = os.Getenv("bitcoin_ynab_account")
|
||||
p.spvServer = os.Getenv("bitcoin_spv_server")
|
||||
p.coinGeckoApiKey = os.Getenv("bitcoin_coingecko_api_key")
|
||||
p.gapLimit = 20
|
||||
if zpub == "" || p.ynabAccountID == "" || p.spvServer == "" || p.coinGeckoApiKey == "" {
|
||||
return fmt.Errorf("this account provider is not configured")
|
||||
}
|
||||
|
||||
p.masterKey, err = hdkeychain.NewKeyFromString(zpub)
|
||||
if err != nil {
|
||||
return fmt.Errorf("failed to obtain master key from zpub: %v", err)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// Returns slices of account balances and mapped YNAB account IDs, along with an error
|
||||
func (p *Provider) GetBalances() ([]int, []string, error) {
|
||||
var totalSats int64
|
||||
var wg sync.WaitGroup
|
||||
|
||||
// branch 0 = regular
|
||||
// branch 1 = change addresses
|
||||
for _, branch := range []uint32{0, 1} {
|
||||
wg.Add(1)
|
||||
go func(branch uint32) {
|
||||
defer wg.Done()
|
||||
branchSats := scanBranch(p.masterKey, branch, p.gapLimit, p.spvServer)
|
||||
atomic.AddInt64(&branchSats, totalSats)
|
||||
}(branch)
|
||||
}
|
||||
|
||||
wg.Wait()
|
||||
|
||||
return nil, nil, nil
|
||||
}
|
||||
76
providers/bitcoinElectrum/spv.go
Normal file
76
providers/bitcoinElectrum/spv.go
Normal file
@@ -0,0 +1,76 @@
|
||||
package bitcoinElectrum
|
||||
|
||||
import (
|
||||
"bufio"
|
||||
"crypto/tls"
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"net"
|
||||
"time"
|
||||
|
||||
"github.com/btcsuite/btcd/btcutil"
|
||||
)
|
||||
|
||||
// --- Electrum JSON-RPC Structures ---
|
||||
type ElectrumRequest struct {
|
||||
ID int `json:"id"`
|
||||
Method string `json:"method"`
|
||||
Params []interface{} `json:"params"`
|
||||
}
|
||||
|
||||
type ElectrumBalanceResponse struct {
|
||||
Result struct {
|
||||
Confirmed int64 `json:"confirmed"`
|
||||
Unconfirmed int64 `json:"unconfirmed"`
|
||||
} `json:"result"`
|
||||
Error *struct {
|
||||
Message string `json:"message"`
|
||||
} `json:"error"`
|
||||
}
|
||||
|
||||
// Connects to Electrum and queries the balance for a single address.
|
||||
func getAddressBalance(electrumServer string, address btcutil.Address) (*ElectrumBalanceResponse, error) {
|
||||
scripthash, err := addressToScriptHash(address)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("could not create scripthash: %w", err)
|
||||
}
|
||||
|
||||
// Connect to the server with SSL/TLS
|
||||
conf := &tls.Config{InsecureSkipVerify: true} // Use InsecureSkipVerify for public servers, but be aware of MITM risks
|
||||
conn, err := tls.DialWithDialer(&net.Dialer{Timeout: 5 * time.Second}, "tcp", electrumServer, conf)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("could not connect to electrum server: %w", err)
|
||||
}
|
||||
defer conn.Close()
|
||||
|
||||
// Prepare the JSON-RPC request
|
||||
request := ElectrumRequest{
|
||||
ID: 1,
|
||||
Method: "blockchain.scripthash.get_balance",
|
||||
Params: []interface{}{scripthash},
|
||||
}
|
||||
requestBytes, _ := json.Marshal(request)
|
||||
|
||||
// Send the request (with a newline delimiter)
|
||||
_, err = fmt.Fprintf(conn, "%s\n", requestBytes)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("failed to send request: %w", err)
|
||||
}
|
||||
|
||||
// Read the response
|
||||
reader := bufio.NewReader(conn)
|
||||
responseLine, err := reader.ReadString('\n')
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("failed to read response: %w", err)
|
||||
}
|
||||
|
||||
var response ElectrumBalanceResponse
|
||||
if err := json.Unmarshal([]byte(responseLine), &response); err != nil {
|
||||
return nil, fmt.Errorf("failed to unmarshal response: %w", err)
|
||||
}
|
||||
if response.Error != nil {
|
||||
return nil, fmt.Errorf("electrum server error: %s", response.Error.Message)
|
||||
}
|
||||
|
||||
return &response, nil
|
||||
}
|
||||
Reference in New Issue
Block a user