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Add migrate command

This commit is contained in:
Vikram Rangnekar 2019-09-26 00:35:31 -04:00
parent 18ce030056
commit 5e86b445c5
37 changed files with 1857 additions and 270 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Dockerfile
View File

@ -43,4 +43,4 @@ USER nobody
EXPOSE 8080 EXPOSE 8080
CMD ./super-graph CMD ./super-graph serv

79
config/allow.list
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@ -1,18 +1,5 @@
# http://localhost:8080/ # http://localhost:8080/
query {
products(id: $PRODUCT_ID) {
name
}
}
query {
products(id: $PRODUCT_ID) {
name
image
}
}
variables { variables {
"update": { "update": {
"name": "Hellooooo", "name": "Hellooooo",
@ -31,6 +18,31 @@ mutation {
} }
} }
query {
me {
id
email
full_name
}
}
variables {
"update": {
"name": "Hellooooo",
"description": "World"
},
"user": 123
}
mutation {
products(update: $update, where: {id: {eq: 134}}) {
id
name
description
}
}
variables { variables {
"update": { "update": {
"name": "Helloo", "name": "Helloo",
@ -47,50 +59,11 @@ mutation {
} }
} }
variables {}
{
me {
id
email
}
}
variables {
"update": {
"name": "Hellooooo",
"description": "World"
},
"user": 123
}
mutation {
products(update: $update, where: {id: {eq: 134}}) {
id
name
description
}
}
query { query {
me { me {
id id
email
full_name full_name
} }
} }
variables {}
query {
customers {
id
email
payments {
customer_id
amount
billing_details
}
}
}

6
config/dev.yml
View File

@ -24,6 +24,12 @@ enable_tracing: true
# with the new configs when a change is detected # with the new configs when a change is detected
reload_on_config_change: true reload_on_config_change: true
# File that points to the database seeding script
# seed_file: seed.js
# Path pointing to where the migrations can be found
migrations_path: ./config/migrations
# Postgres related environment Variables # Postgres related environment Variables
# SG_DATABASE_HOST # SG_DATABASE_HOST
# SG_DATABASE_PORT # SG_DATABASE_PORT

6
config/prod.yml
View File

@ -20,6 +20,12 @@ auth_fail_block: always
# response # response
enable_tracing: true enable_tracing: true
# File that points to the database seeding script
# seed_file: seed.js
# Path pointing to where the migrations can be found
# migrations_path: migrations
# Postgres related environment Variables # Postgres related environment Variables
# SG_DATABASE_HOST # SG_DATABASE_HOST
# SG_DATABASE_PORT # SG_DATABASE_PORT

4
fuzzbuzz.yaml
View File

@ -3,7 +3,7 @@ targets:
- name: qcode - name: qcode
language: go language: go
version: "1.13" version: "1.11"
corpus: ./corpus corpus: ./corpus
memory_limit: "100" # in megabytes memory_limit: "100" # in megabytes
timeout: "500" # in milliseconds timeout: "500" # in milliseconds
@ -17,7 +17,7 @@ targets:
- name: jsn - name: jsn
language: go language: go
version: "1.13" version: "1.11"
corpus: ./corpus corpus: ./corpus
memory_limit: "100" # in megabytes memory_limit: "100" # in megabytes
timeout: "500" # in milliseconds timeout: "500" # in milliseconds

20
go.mod
View File

@ -1,7 +1,6 @@
module github.com/dosco/super-graph module github.com/dosco/super-graph
require ( require (
github.com/BurntSushi/toml v0.3.1 // indirect
github.com/Masterminds/semver v1.4.2 github.com/Masterminds/semver v1.4.2
github.com/OneOfOne/xxhash v1.2.5 // indirect github.com/OneOfOne/xxhash v1.2.5 // indirect
github.com/adjust/gorails v0.0.0-20171013043634-2786ed0c03d3 github.com/adjust/gorails v0.0.0-20171013043634-2786ed0c03d3
@ -17,18 +16,25 @@ require (
github.com/go-pg/pg v8.0.1+incompatible github.com/go-pg/pg v8.0.1+incompatible
github.com/go-sourcemap/sourcemap v2.1.2+incompatible // indirect github.com/go-sourcemap/sourcemap v2.1.2+incompatible // indirect
github.com/gobuffalo/flect v0.1.1 github.com/gobuffalo/flect v0.1.1
github.com/golang-migrate/migrate v3.5.4+incompatible // indirect
github.com/golang-migrate/migrate/v4 v4.6.2
github.com/gorilla/websocket v1.4.0 github.com/gorilla/websocket v1.4.0
github.com/jackc/pgconn v1.0.1
github.com/jackc/pgx v3.6.0+incompatible
github.com/jackc/pgx/v4 v4.0.1
github.com/jackc/tern v1.8.2
github.com/jinzhu/inflection v0.0.0-20180308033659-04140366298a // indirect github.com/jinzhu/inflection v0.0.0-20180308033659-04140366298a // indirect
github.com/kr/pretty v0.1.0 // indirect github.com/lib/pq v1.2.0
github.com/onsi/ginkgo v1.8.0 // indirect github.com/onsi/ginkgo v1.8.0 // indirect
github.com/onsi/gomega v1.5.0 // indirect github.com/onsi/gomega v1.5.0 // indirect
github.com/pkg/errors v0.8.1 github.com/pkg/errors v0.8.1
github.com/rs/zerolog v1.14.3 github.com/rs/zerolog v1.15.0
github.com/spaolacci/murmur3 v1.1.0 // indirect github.com/spaolacci/murmur3 v1.1.0 // indirect
github.com/spf13/viper v1.3.1 github.com/spf13/cobra v0.0.5
github.com/spf13/viper v1.3.2
github.com/valyala/fasttemplate v1.0.1 github.com/valyala/fasttemplate v1.0.1
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2 github.com/vaughan0/go-ini v0.0.0-20130923145212-a98ad7ee00ec
golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223 // indirect golang.org/x/crypto v0.0.0-20190911031432-227b76d455e7
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127
mellium.im/sasl v0.2.1 // indirect mellium.im/sasl v0.2.1 // indirect
) )

289
go.sum
View File

@ -1,75 +1,254 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.37.4/go.mod h1:NHPJ89PdicEuT9hdPXMROBD91xc5uRDxsMtSB16k7hw=
github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ= github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/Masterminds/semver v1.4.2 h1:WBLTQ37jOCzSLtXNdoo8bNM8876KhNqOKvrlGITgsTc= github.com/Masterminds/semver v1.4.2 h1:WBLTQ37jOCzSLtXNdoo8bNM8876KhNqOKvrlGITgsTc=
github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y= github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5/go.mod h1:lmUJ/7eu/Q8D7ML55dXQrVaamCz2vxCfdQBasLZfHKk=
github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU= github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
github.com/OneOfOne/xxhash v1.2.5 h1:zl/OfRA6nftbBK9qTohYBJ5xvw6C/oNKizR7cZGl3cI= github.com/OneOfOne/xxhash v1.2.5 h1:zl/OfRA6nftbBK9qTohYBJ5xvw6C/oNKizR7cZGl3cI=
github.com/OneOfOne/xxhash v1.2.5/go.mod h1:eZbhyaAYD41SGSSsnmcpxVoRiQ/MPUTjUdIIOT9Um7Q= github.com/OneOfOne/xxhash v1.2.5/go.mod h1:eZbhyaAYD41SGSSsnmcpxVoRiQ/MPUTjUdIIOT9Um7Q=
github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
github.com/adjust/gorails v0.0.0-20171013043634-2786ed0c03d3 h1:+qz9Ga6l6lKw6fgvk5RMV5HQznSLvI8Zxajwdj4FhFg= github.com/adjust/gorails v0.0.0-20171013043634-2786ed0c03d3 h1:+qz9Ga6l6lKw6fgvk5RMV5HQznSLvI8Zxajwdj4FhFg=
github.com/adjust/gorails v0.0.0-20171013043634-2786ed0c03d3/go.mod h1:FlkD11RtgMTYjVuBnb7cxoHmQGqvPpCsr2atC88nl/M= github.com/adjust/gorails v0.0.0-20171013043634-2786ed0c03d3/go.mod h1:FlkD11RtgMTYjVuBnb7cxoHmQGqvPpCsr2atC88nl/M=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8= github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
github.com/aws/aws-sdk-go v1.17.7/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/bitly/go-hostpool v0.0.0-20171023180738-a3a6125de932/go.mod h1:NOuUCSz6Q9T7+igc/hlvDOUdtWKryOrtFyIVABv/p7k=
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737 h1:rRISKWyXfVxvoa702s91Zl5oREZTrR3yv+tXrrX7G/g= github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737 h1:rRISKWyXfVxvoa702s91Zl5oREZTrR3yv+tXrrX7G/g=
github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737/go.mod h1:PmM6Mmwb0LSuEubjR8N7PtNe1KxZLtOUHtbeikc5h60= github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737/go.mod h1:PmM6Mmwb0LSuEubjR8N7PtNe1KxZLtOUHtbeikc5h60=
github.com/brianvoe/gofakeit v3.18.0+incompatible h1:wDOmHc9DLG4nRjUVVaxA+CEglKOW72Y5+4WNxUIkjM8= github.com/brianvoe/gofakeit v3.18.0+incompatible h1:wDOmHc9DLG4nRjUVVaxA+CEglKOW72Y5+4WNxUIkjM8=
github.com/brianvoe/gofakeit v3.18.0+incompatible/go.mod h1:kfwdRA90vvNhPutZWfH7WPaDzUjz+CZFqG+rPkOjGOc= github.com/brianvoe/gofakeit v3.18.0+incompatible/go.mod h1:kfwdRA90vvNhPutZWfH7WPaDzUjz+CZFqG+rPkOjGOc=
github.com/cespare/xxhash/v2 v2.0.0 h1:Eb1IiuHmi3FhT12NKfqCQXSXRqc4NTMvgJoREemrSt4= github.com/cespare/xxhash/v2 v2.0.0 h1:Eb1IiuHmi3FhT12NKfqCQXSXRqc4NTMvgJoREemrSt4=
github.com/cespare/xxhash/v2 v2.0.0/go.mod h1:MaMeaVDXZNmTpkOyhVs3/WfjgobkbQgfrVnrr3DyZL0= github.com/cespare/xxhash/v2 v2.0.0/go.mod h1:MaMeaVDXZNmTpkOyhVs3/WfjgobkbQgfrVnrr3DyZL0=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cockroachdb/apd v1.1.0 h1:3LFP3629v+1aKXU5Q37mxmRxX/pIu1nijXydLShEq5I=
github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
github.com/cockroachdb/cockroach-go v0.0.0-20181001143604-e0a95dfd547c/go.mod h1:XGLbWH/ujMcbPbhZq52Nv6UrCghb1yGn//133kEsvDk=
github.com/containerd/containerd v1.2.7/go.mod h1:bC6axHOhabU15QhwfG7w5PipXdVtMXFTttgp+kVtyUA=
github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE= github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk= github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk= github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4= github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
github.com/cznic/b v0.0.0-20180115125044-35e9bbe41f07/go.mod h1:URriBxXwVq5ijiJ12C7iIZqlA69nTlI+LgI6/pwftG8=
github.com/cznic/fileutil v0.0.0-20180108211300-6a051e75936f/go.mod h1:8S58EK26zhXSxzv7NQFpnliaOQsmDUxvoQO3rt154Vg=
github.com/cznic/golex v0.0.0-20170803123110-4ab7c5e190e4/go.mod h1:+bmmJDNmKlhWNG+gwWCkaBoTy39Fs+bzRxVBzoTQbIc=
github.com/cznic/internal v0.0.0-20180608152220-f44710a21d00/go.mod h1:olo7eAdKwJdXxb55TKGLiJ6xt1H0/tiiRCWKVLmtjY4=
github.com/cznic/lldb v1.1.0/go.mod h1:FIZVUmYUVhPwRiPzL8nD/mpFcJ/G7SSXjjXYG4uRI3A=
github.com/cznic/mathutil v0.0.0-20180504122225-ca4c9f2c1369/go.mod h1:e6NPNENfs9mPDVNRekM7lKScauxd5kXTr1Mfyig6TDM=
github.com/cznic/ql v1.2.0/go.mod h1:FbpzhyZrqr0PVlK6ury+PoW3T0ODUV22OeWIxcaOrSE=
github.com/cznic/sortutil v0.0.0-20150617083342-4c7342852e65/go.mod h1:q2w6Bg5jeox1B+QkJ6Wp/+Vn0G/bo3f1uY7Fn3vivIQ=
github.com/cznic/strutil v0.0.0-20171016134553-529a34b1c186/go.mod h1:AHHPPPXTw0h6pVabbcbyGRK1DckRn7r/STdZEeIDzZc=
github.com/cznic/zappy v0.0.0-20160723133515-2533cb5b45cc/go.mod h1:Y1SNZ4dRUOKXshKUbwUapqNncRrho4mkjQebgEHZLj8=
github.com/davecgh/go-spew v1.1.0/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 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/denisenkom/go-mssqldb v0.0.0-20190515213511-eb9f6a1743f3/go.mod h1:zAg7JM8CkOJ43xKXIj7eRO9kmWm/TW578qo+oDO6tuM=
github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM= github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ= github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
github.com/dhui/dktest v0.3.0/go.mod h1:cyzIUfGsBEbZ6BT7tnXqAShHSXCZhSNmFl70sZ7c1yc=
github.com/dlclark/regexp2 v1.2.0 h1:8sAhBGEM0dRWogWqWyQeIJnxjWO6oIjl8FKqREDsGfk= github.com/dlclark/regexp2 v1.2.0 h1:8sAhBGEM0dRWogWqWyQeIJnxjWO6oIjl8FKqREDsGfk=
github.com/dlclark/regexp2 v1.2.0/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc= github.com/dlclark/regexp2 v1.2.0/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
github.com/docker/distribution v2.7.0+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
github.com/docker/docker v0.7.3-0.20190103212154-2b7e084dc98b/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
github.com/docker/docker v0.7.3-0.20190817195342-4760db040282/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
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github.com/jackc/pgconn v1.0.1 h1:ZANo4pIkeHKIVD1cQMcxu8fwrwIICLblzi9HCjooZeQ=
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github.com/jackc/pgio v1.0.0 h1:g12B9UwVnzGhueNavwioyEEpAmqMe1E/BN9ES+8ovkE=
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github.com/jackc/pgproto3/v2 v2.0.0-alpha1.0.20190609003834-432c2951c711/go.mod h1:uH0AWtUmuShn0bcesswc4aBTWGvw0cAxIJp+6OB//Wg=
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golang.org/x/sys v0.0.0-20190426135247-a129542de9ae/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 h1:ng0gs1AKnRRuEMZoTLLlbOd+C17zUDepwGQBb/n+JVg=
golang.org/x/sys v0.0.0-20190826190057-c7b8b68b1456/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg= golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
golang.org/x/text v0.3.0/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=
golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190425163242-31fd60d6bfdc/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q= golang.org/x/tools v0.0.0-20190425163242-31fd60d6bfdc/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20190425222832-ad9eeb80039a/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20190823170909-c4a336ef6a2f/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/xerrors v0.0.0-20190410155217-1f06c39b4373/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20190513163551-3ee3066db522/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7 h1:9zdDQZ7Thm29KFXgAX/+yaf3eVbP7djjWp/dXAppNCc=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
google.golang.org/api v0.3.2/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
google.golang.org/appengine v1.3.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
google.golang.org/genproto v0.0.0-20190404172233-64821d5d2107/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= 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 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4= gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys= gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
gopkg.in/inconshreveable/log15.v2 v2.0.0-20180818164646-67afb5ed74ec/go.mod h1:aPpfJ7XW+gOuirDoZ8gHhLh3kZ1B08FtV2bbmy7Jv3s=
gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ= gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw= 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 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw= gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
mellium.im/sasl v0.2.1 h1:nspKSRg7/SyO0cRGY71OkfHab8tf9kCts6a6oTDut0w= mellium.im/sasl v0.2.1 h1:nspKSRg7/SyO0cRGY71OkfHab8tf9kCts6a6oTDut0w=
mellium.im/sasl v0.2.1/go.mod h1:ROaEDLQNuf9vjKqE1SrAfnsobm2YKXT1gnN1uDp1PjQ= mellium.im/sasl v0.2.1/go.mod h1:ROaEDLQNuf9vjKqE1SrAfnsobm2YKXT1gnN1uDp1PjQ=

12
migrate/connection_settings_test.go.example Normal file
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@ -0,0 +1,12 @@
package migrate_test
import (
"github.com/jackc/pgx"
)
var defaultConnectionParameters *pgx.ConnConfig = &pgx.ConnConfig{
// Host: "127.0.0.1",
User: "tern",
Password: "secret", // Password is usually not needed when using socket
Database: "tern_migrate_test",
}

373
migrate/migrate.go Normal file
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@ -0,0 +1,373 @@
package migrate
import (
"bytes"
"context"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"regexp"
"strconv"
"strings"
"text/template"
"github.com/jackc/pgx/v4"
"github.com/pkg/errors"
)
var migrationPattern = regexp.MustCompile(`\A(\d+)_.+\.sql\z`)
var ErrNoFwMigration = errors.Errorf("no sql in forward migration step")
type BadVersionError string
func (e BadVersionError) Error() string {
return string(e)
}
type IrreversibleMigrationError struct {
m *Migration
}
func (e IrreversibleMigrationError) Error() string {
return fmt.Sprintf("Irreversible migration: %d - %s", e.m.Sequence, e.m.Name)
}
type NoMigrationsFoundError struct {
Path string
}
func (e NoMigrationsFoundError) Error() string {
return fmt.Sprintf("No migrations found at %s", e.Path)
}
type MigrationPgError struct {
Sql string
Error error
}
type Migration struct {
Sequence int32
Name string
UpSQL string
DownSQL string
}
type MigratorOptions struct {
// DisableTx causes the Migrator not to run migrations in a transaction.
DisableTx bool
// MigratorFS is the interface used for collecting the migrations.
MigratorFS MigratorFS
}
type Migrator struct {
conn *pgx.Conn
versionTable string
options *MigratorOptions
Migrations []*Migration
OnStart func(int32, string, string, string) // OnStart is called when a migration is run with the sequence, name, direction, and SQL
Data map[string]interface{} // Data available to use in migrations
}
func NewMigrator(conn *pgx.Conn, versionTable string) (m *Migrator, err error) {
return NewMigratorEx(conn, versionTable, &MigratorOptions{MigratorFS: defaultMigratorFS{}})
}
func NewMigratorEx(conn *pgx.Conn, versionTable string, opts *MigratorOptions) (m *Migrator, err error) {
m = &Migrator{conn: conn, versionTable: versionTable, options: opts}
err = m.ensureSchemaVersionTableExists()
m.Migrations = make([]*Migration, 0)
m.Data = make(map[string]interface{})
return
}
type MigratorFS interface {
ReadDir(dirname string) ([]os.FileInfo, error)
ReadFile(filename string) ([]byte, error)
Glob(pattern string) (matches []string, err error)
}
type defaultMigratorFS struct{}
func (defaultMigratorFS) ReadDir(dirname string) ([]os.FileInfo, error) {
return ioutil.ReadDir(dirname)
}
func (defaultMigratorFS) ReadFile(filename string) ([]byte, error) {
return ioutil.ReadFile(filename)
}
func (defaultMigratorFS) Glob(pattern string) ([]string, error) {
return filepath.Glob(pattern)
}
func FindMigrationsEx(path string, fs MigratorFS) ([]string, error) {
path = strings.TrimRight(path, string(filepath.Separator))
fileInfos, err := fs.ReadDir(path)
if err != nil {
return nil, err
}
paths := make([]string, 0, len(fileInfos))
for _, fi := range fileInfos {
if fi.IsDir() {
continue
}
matches := migrationPattern.FindStringSubmatch(fi.Name())
if len(matches) != 2 {
continue
}
n, err := strconv.ParseInt(matches[1], 10, 32)
if err != nil {
// The regexp already validated that the prefix is all digits so this *should* never fail
return nil, err
}
mcount := len(paths) + 100
if n < int64(mcount) {
return nil, fmt.Errorf("Duplicate migration %d", n)
}
if int64(mcount) < n {
return nil, fmt.Errorf("Missing migration %d", mcount)
}
paths = append(paths, filepath.Join(path, fi.Name()))
}
return paths, nil
}
func FindMigrations(path string) ([]string, error) {
return FindMigrationsEx(path, defaultMigratorFS{})
}
func (m *Migrator) LoadMigrations(path string) error {
path = strings.TrimRight(path, string(filepath.Separator))
mainTmpl := template.New("main")
sharedPaths, err := m.options.MigratorFS.Glob(filepath.Join(path, "*", "*.sql"))
if err != nil {
return err
}
for _, p := range sharedPaths {
body, err := m.options.MigratorFS.ReadFile(p)
if err != nil {
return err
}
name := strings.Replace(p, path+string(filepath.Separator), "", 1)
_, err = mainTmpl.New(name).Parse(string(body))
if err != nil {
return err
}
}
paths, err := FindMigrationsEx(path, m.options.MigratorFS)
if err != nil {
return err
}
if len(paths) == 0 {
return NoMigrationsFoundError{Path: path}
}
for _, p := range paths {
body, err := m.options.MigratorFS.ReadFile(p)
if err != nil {
return err
}
pieces := strings.SplitN(string(body), "---- create above / drop below ----", 2)
var upSQL, downSQL string
upSQL = strings.TrimSpace(pieces[0])
upSQL, err = m.evalMigration(mainTmpl.New(filepath.Base(p)+" up"), upSQL)
if err != nil {
return err
}
// Make sure there is SQL in the forward migration step.
containsSQL := false
for _, v := range strings.Split(upSQL, "\n") {
// Only account for regular single line comment, empty line and space/comment combination
cleanString := strings.TrimSpace(v)
if len(cleanString) != 0 &&
!strings.HasPrefix(cleanString, "--") {
containsSQL = true
break
}
}
if !containsSQL {
return ErrNoFwMigration
}
if len(pieces) == 2 {
downSQL = strings.TrimSpace(pieces[1])
downSQL, err = m.evalMigration(mainTmpl.New(filepath.Base(p)+" down"), downSQL)
if err != nil {
return err
}
}
m.AppendMigration(filepath.Base(p), upSQL, downSQL)
}
return nil
}
func (m *Migrator) evalMigration(tmpl *template.Template, sql string) (string, error) {
tmpl, err := tmpl.Parse(sql)
if err != nil {
return "", err
}
var buf bytes.Buffer
err = tmpl.Execute(&buf, m.Data)
if err != nil {
return "", err
}
return buf.String(), nil
}
func (m *Migrator) AppendMigration(name, upSQL, downSQL string) {
m.Migrations = append(
m.Migrations,
&Migration{
Sequence: int32(len(m.Migrations)) + 1,
Name: name,
UpSQL: upSQL,
DownSQL: downSQL,
})
return
}
// Migrate runs pending migrations
// It calls m.OnStart when it begins a migration
func (m *Migrator) Migrate() error {
return m.MigrateTo(int32(len(m.Migrations)))
}
// MigrateTo migrates to targetVersion
func (m *Migrator) MigrateTo(targetVersion int32) (err error) {
ctx := context.Background()
// Lock to ensure multiple migrations cannot occur simultaneously
lockNum := int64(9628173550095224) // arbitrary random number
if _, lockErr := m.conn.Exec(ctx, "select pg_advisory_lock($1)", lockNum); lockErr != nil {
return lockErr
}
defer func() {
_, unlockErr := m.conn.Exec(ctx, "select pg_advisory_unlock($1)", lockNum)
if err == nil && unlockErr != nil {
err = unlockErr
}
}()
currentVersion, err := m.GetCurrentVersion()
if err != nil {
return err
}
if targetVersion < 0 || int32(len(m.Migrations)) < targetVersion {
errMsg := fmt.Sprintf("destination version %d is outside the valid versions of 0 to %d", targetVersion, len(m.Migrations))
return BadVersionError(errMsg)
}
if currentVersion < 0 || int32(len(m.Migrations)) < currentVersion {
errMsg := fmt.Sprintf("current version %d is outside the valid versions of 0 to %d", currentVersion, len(m.Migrations))
return BadVersionError(errMsg)
}
var direction int32
if currentVersion < targetVersion {
direction = 1
} else {
direction = -1
}
for currentVersion != targetVersion {
var current *Migration
var sql, directionName string
var sequence int32
if direction == 1 {
current = m.Migrations[currentVersion]
sequence = current.Sequence
sql = current.UpSQL
directionName = "up"
} else {
current = m.Migrations[currentVersion-1]
sequence = current.Sequence - 1
sql = current.DownSQL
directionName = "down"
if current.DownSQL == "" {
return IrreversibleMigrationError{m: current}
}
}
ctx := context.Background()
tx, err := m.conn.Begin(ctx)
if err != nil {
return err
}
defer tx.Rollback(ctx)
// Fire on start callback
if m.OnStart != nil {
m.OnStart(current.Sequence, current.Name, directionName, sql)
}
// Execute the migration
_, err = tx.Exec(ctx, sql)
if err != nil {
// if err, ok := err.(pgx.PgError); ok {
// return MigrationPgError{Sql: sql, PgError: err}
// }
return err
}
// Reset all database connection settings. Important to do before updating version as search_path may have been changed.
tx.Exec(ctx, "reset all")
// Add one to the version
_, err = tx.Exec(ctx, "update "+m.versionTable+" set version=$1", sequence)
if err != nil {
return err
}
err = tx.Commit(ctx)
if err != nil {
return err
}
currentVersion = currentVersion + direction
}
return nil
}
func (m *Migrator) GetCurrentVersion() (v int32, err error) {
ctx := context.Background()
err = m.conn.QueryRow(ctx, "select version from "+m.versionTable).Scan(&v)
return v, err
}
func (m *Migrator) ensureSchemaVersionTableExists() (err error) {
ctx := context.Background()
_, err = m.conn.Exec(ctx, fmt.Sprintf(`
create table if not exists %s(version int4 not null);
insert into %s(version)
select 0
where 0=(select count(*) from %s);
`, m.versionTable, m.versionTable, m.versionTable))
return err
}

354
migrate/migrate_test.go Normal file
View File

@ -0,0 +1,354 @@
package migrate_test
import (
"fmt"
"testing"
"github.com/jackc/pgx"
"github.com/jackc/tern/migrate"
. "gopkg.in/check.v1"
)
type MigrateSuite struct {
conn *pgx.Conn
}
func Test(t *testing.T) { TestingT(t) }
var _ = Suite(&MigrateSuite{})
var versionTable string = "schema_version_non_default"
func (s *MigrateSuite) SetUpTest(c *C) {
var err error
s.conn, err = pgx.Connect(*defaultConnectionParameters)
c.Assert(err, IsNil)
s.cleanupSampleMigrator(c)
}
func (s *MigrateSuite) currentVersion(c *C) int32 {
var n int32
err := s.conn.QueryRow("select version from " + versionTable).Scan(&n)
c.Assert(err, IsNil)
return n
}
func (s *MigrateSuite) Exec(c *C, sql string, arguments ...interface{}) pgx.CommandTag {
commandTag, err := s.conn.Exec(sql, arguments...)
c.Assert(err, IsNil)
return commandTag
}
func (s *MigrateSuite) tableExists(c *C, tableName string) bool {
var exists bool
err := s.conn.QueryRow(
"select exists(select 1 from information_schema.tables where table_catalog=$1 and table_name=$2)",
defaultConnectionParameters.Database,
tableName,
).Scan(&exists)
c.Assert(err, IsNil)
return exists
}
func (s *MigrateSuite) createEmptyMigrator(c *C) *migrate.Migrator {
var err error
m, err := migrate.NewMigrator(s.conn, versionTable)
c.Assert(err, IsNil)
return m
}
func (s *MigrateSuite) createSampleMigrator(c *C) *migrate.Migrator {
m := s.createEmptyMigrator(c)
m.AppendMigration("Create t1", "create table t1(id serial);", "drop table t1;")
m.AppendMigration("Create t2", "create table t2(id serial);", "drop table t2;")
m.AppendMigration("Create t3", "create table t3(id serial);", "drop table t3;")
return m
}
func (s *MigrateSuite) cleanupSampleMigrator(c *C) {
tables := []string{versionTable, "t1", "t2", "t3"}
for _, table := range tables {
s.Exec(c, "drop table if exists "+table)
}
}
func (s *MigrateSuite) TestNewMigrator(c *C) {
var m *migrate.Migrator
var err error
// Initial run
m, err = migrate.NewMigrator(s.conn, versionTable)
c.Assert(err, IsNil)
// Creates version table
schemaVersionExists := s.tableExists(c, versionTable)
c.Assert(schemaVersionExists, Equals, true)
// Succeeds when version table is already created
m, err = migrate.NewMigrator(s.conn, versionTable)
c.Assert(err, IsNil)
initialVersion, err := m.GetCurrentVersion()
c.Assert(err, IsNil)
c.Assert(initialVersion, Equals, int32(0))
}
func (s *MigrateSuite) TestAppendMigration(c *C) {
m := s.createEmptyMigrator(c)
name := "Create t"
upSQL := "create t..."
downSQL := "drop t..."
m.AppendMigration(name, upSQL, downSQL)
c.Assert(len(m.Migrations), Equals, 1)
c.Assert(m.Migrations[0].Name, Equals, name)
c.Assert(m.Migrations[0].UpSQL, Equals, upSQL)
c.Assert(m.Migrations[0].DownSQL, Equals, downSQL)
}
func (s *MigrateSuite) TestLoadMigrationsMissingDirectory(c *C) {
m := s.createEmptyMigrator(c)
err := m.LoadMigrations("testdata/missing")
c.Assert(err, ErrorMatches, "open testdata/missing: no such file or directory")
}
func (s *MigrateSuite) TestLoadMigrationsEmptyDirectory(c *C) {
m := s.createEmptyMigrator(c)
err := m.LoadMigrations("testdata/empty")
c.Assert(err, ErrorMatches, "No migrations found at testdata/empty")
}
func (s *MigrateSuite) TestFindMigrationsWithGaps(c *C) {
_, err := migrate.FindMigrations("testdata/gap")
c.Assert(err, ErrorMatches, "Missing migration 2")
}
func (s *MigrateSuite) TestFindMigrationsWithDuplicate(c *C) {
_, err := migrate.FindMigrations("testdata/duplicate")
c.Assert(err, ErrorMatches, "Duplicate migration 2")
}
func (s *MigrateSuite) TestLoadMigrations(c *C) {
m := s.createEmptyMigrator(c)
m.Data = map[string]interface{}{"prefix": "foo"}
err := m.LoadMigrations("testdata/sample")
c.Assert(err, IsNil)
c.Assert(m.Migrations, HasLen, 5)
c.Check(m.Migrations[0].Name, Equals, "001_create_t1.sql")
c.Check(m.Migrations[0].UpSQL, Equals, `create table t1(
id serial primary key
);`)
c.Check(m.Migrations[0].DownSQL, Equals, "drop table t1;")
c.Check(m.Migrations[1].Name, Equals, "002_create_t2.sql")
c.Check(m.Migrations[1].UpSQL, Equals, `create table t2(
id serial primary key
);`)
c.Check(m.Migrations[1].DownSQL, Equals, "drop table t2;")
c.Check(m.Migrations[2].Name, Equals, "003_irreversible.sql")
c.Check(m.Migrations[2].UpSQL, Equals, "drop table t2;")
c.Check(m.Migrations[2].DownSQL, Equals, "")
c.Check(m.Migrations[3].Name, Equals, "004_data_interpolation.sql")
c.Check(m.Migrations[3].UpSQL, Equals, "create table foo_bar(id serial primary key);")
c.Check(m.Migrations[3].DownSQL, Equals, "drop table foo_bar;")
}
func (s *MigrateSuite) TestLoadMigrationsNoForward(c *C) {
var err error
m, err := migrate.NewMigrator(s.conn, versionTable)
c.Assert(err, IsNil)
m.Data = map[string]interface{}{"prefix": "foo"}
err = m.LoadMigrations("testdata/noforward")
c.Assert(err, Equals, migrate.ErrNoFwMigration)
}
func (s *MigrateSuite) TestMigrate(c *C) {
m := s.createSampleMigrator(c)
err := m.Migrate()
c.Assert(err, IsNil)
currentVersion := s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(3))
}
func (s *MigrateSuite) TestMigrateToLifeCycle(c *C) {
m := s.createSampleMigrator(c)
var onStartCallUpCount int
var onStartCallDownCount int
m.OnStart = func(_ int32, _, direction, _ string) {
switch direction {
case "up":
onStartCallUpCount++
case "down":
onStartCallDownCount++
default:
c.Fatalf("Unexpected direction: %s", direction)
}
}
// Migrate from 0 up to 1
err := m.MigrateTo(1)
c.Assert(err, IsNil)
currentVersion := s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(1))
c.Assert(s.tableExists(c, "t1"), Equals, true)
c.Assert(s.tableExists(c, "t2"), Equals, false)
c.Assert(s.tableExists(c, "t3"), Equals, false)
c.Assert(onStartCallUpCount, Equals, 1)
c.Assert(onStartCallDownCount, Equals, 0)
// Migrate from 1 up to 3
err = m.MigrateTo(3)
c.Assert(err, IsNil)
currentVersion = s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(3))
c.Assert(s.tableExists(c, "t1"), Equals, true)
c.Assert(s.tableExists(c, "t2"), Equals, true)
c.Assert(s.tableExists(c, "t3"), Equals, true)
c.Assert(onStartCallUpCount, Equals, 3)
c.Assert(onStartCallDownCount, Equals, 0)
// Migrate from 3 to 3 is no-op
err = m.MigrateTo(3)
c.Assert(err, IsNil)
currentVersion = s.currentVersion(c)
c.Assert(s.tableExists(c, "t1"), Equals, true)
c.Assert(s.tableExists(c, "t2"), Equals, true)
c.Assert(s.tableExists(c, "t3"), Equals, true)
c.Assert(onStartCallUpCount, Equals, 3)
c.Assert(onStartCallDownCount, Equals, 0)
// Migrate from 3 down to 1
err = m.MigrateTo(1)
c.Assert(err, IsNil)
currentVersion = s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(1))
c.Assert(s.tableExists(c, "t1"), Equals, true)
c.Assert(s.tableExists(c, "t2"), Equals, false)
c.Assert(s.tableExists(c, "t3"), Equals, false)
c.Assert(onStartCallUpCount, Equals, 3)
c.Assert(onStartCallDownCount, Equals, 2)
// Migrate from 1 down to 0
err = m.MigrateTo(0)
c.Assert(err, IsNil)
currentVersion = s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(0))
c.Assert(s.tableExists(c, "t1"), Equals, false)
c.Assert(s.tableExists(c, "t2"), Equals, false)
c.Assert(s.tableExists(c, "t3"), Equals, false)
c.Assert(onStartCallUpCount, Equals, 3)
c.Assert(onStartCallDownCount, Equals, 3)
// Migrate back up to 3
err = m.MigrateTo(3)
c.Assert(err, IsNil)
currentVersion = s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(3))
c.Assert(s.tableExists(c, "t1"), Equals, true)
c.Assert(s.tableExists(c, "t2"), Equals, true)
c.Assert(s.tableExists(c, "t3"), Equals, true)
c.Assert(onStartCallUpCount, Equals, 6)
c.Assert(onStartCallDownCount, Equals, 3)
}
func (s *MigrateSuite) TestMigrateToBoundaries(c *C) {
m := s.createSampleMigrator(c)
// Migrate to -1 is error
err := m.MigrateTo(-1)
c.Assert(err, ErrorMatches, "destination version -1 is outside the valid versions of 0 to 3")
// Migrate past end is error
err = m.MigrateTo(int32(len(m.Migrations)) + 1)
c.Assert(err, ErrorMatches, "destination version 4 is outside the valid versions of 0 to 3")
// When schema version says it is negative
s.Exec(c, "update "+versionTable+" set version=-1")
err = m.MigrateTo(int32(1))
c.Assert(err, ErrorMatches, "current version -1 is outside the valid versions of 0 to 3")
// When schema version says it is negative
s.Exec(c, "update "+versionTable+" set version=4")
err = m.MigrateTo(int32(1))
c.Assert(err, ErrorMatches, "current version 4 is outside the valid versions of 0 to 3")
}
func (s *MigrateSuite) TestMigrateToIrreversible(c *C) {
m := s.createEmptyMigrator(c)
m.AppendMigration("Foo", "drop table if exists t3", "")
err := m.MigrateTo(1)
c.Assert(err, IsNil)
err = m.MigrateTo(0)
c.Assert(err, ErrorMatches, "Irreversible migration: 1 - Foo")
}
func (s *MigrateSuite) TestMigrateToDisableTx(c *C) {
m, err := migrate.NewMigratorEx(s.conn, versionTable, &migrate.MigratorOptions{DisableTx: true})
c.Assert(err, IsNil)
m.AppendMigration("Create t1", "create table t1(id serial);", "drop table t1;")
m.AppendMigration("Create t2", "create table t2(id serial);", "drop table t2;")
m.AppendMigration("Create t3", "create table t3(id serial);", "drop table t3;")
tx, err := s.conn.Begin()
c.Assert(err, IsNil)
err = m.MigrateTo(3)
c.Assert(err, IsNil)
currentVersion := s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(3))
c.Assert(s.tableExists(c, "t1"), Equals, true)
c.Assert(s.tableExists(c, "t2"), Equals, true)
c.Assert(s.tableExists(c, "t3"), Equals, true)
err = tx.Rollback()
c.Assert(err, IsNil)
currentVersion = s.currentVersion(c)
c.Assert(currentVersion, Equals, int32(0))
c.Assert(s.tableExists(c, "t1"), Equals, false)
c.Assert(s.tableExists(c, "t2"), Equals, false)
c.Assert(s.tableExists(c, "t3"), Equals, false)
}
func Example_OnStartMigrationProgressLogging() {
conn, err := pgx.Connect(*defaultConnectionParameters)
if err != nil {
fmt.Printf("Unable to establish connection: %v", err)
return
}
// Clear any previous runs
if _, err = conn.Exec("drop table if exists schema_version"); err != nil {
fmt.Printf("Unable to drop schema_version table: %v", err)
return
}
var m *migrate.Migrator
m, err = migrate.NewMigrator(conn, "schema_version")
if err != nil {
fmt.Printf("Unable to create migrator: %v", err)
return
}
m.OnStart = func(_ int32, name, direction, _ string) {
fmt.Printf("Migrating %s: %s", direction, name)
}
m.AppendMigration("create a table", "create temporary table foo(id serial primary key)", "")
if err = m.Migrate(); err != nil {
fmt.Printf("Unexpected failure migrating: %v", err)
return
}
// Output:
// Migrating up: create a table
}

7
migrate/testdata/duplicate/001_create_t1.sql vendored Normal file
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@ -0,0 +1,7 @@
create table t1(
id serial primary key
);
---- create above / drop below ----
drop table t1;

7
migrate/testdata/duplicate/002_create_t2.sql vendored Normal file
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@ -0,0 +1,7 @@
create table t2(
id serial primary key
);
---- create above / drop below ----
drop table t2;

7
migrate/testdata/duplicate/002_duplicate.sql vendored Normal file
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@ -0,0 +1,7 @@
create table duplicate(
id serial primary key
);
---- create above / drop below ----
drop table duplicate;

0
migrate/testdata/empty/.gitignore vendored Normal file
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0
migrate/testdata/gap/001_create_people.sql.example vendored Normal file
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7
migrate/testdata/gap/001_create_t1.sql vendored Normal file
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@ -0,0 +1,7 @@
create table t1(
id serial primary key
);
---- create above / drop below ----
drop table t1;

1
migrate/testdata/gap/003_irreversible.sql vendored Normal file
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@ -0,0 +1 @@
drop table t2;

7
migrate/testdata/noforward/001_create_no_forward.sql vendored Normal file
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@ -0,0 +1,7 @@
-- no SQL here
-- nor here, just all comments.
-- comment with space before
---- create above / drop below ----
drop table t1;

7
migrate/testdata/sample/001_create_t1.sql vendored Normal file
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@ -0,0 +1,7 @@
create table t1(
id serial primary key
);
---- create above / drop below ----
drop table t1;

7
migrate/testdata/sample/002_create_t2.sql vendored Normal file
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@ -0,0 +1,7 @@
create table t2(
id serial primary key
);
---- create above / drop below ----
drop table t2;

1
migrate/testdata/sample/003_irreversible.sql vendored Normal file
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@ -0,0 +1 @@
drop table t2;

5
migrate/testdata/sample/004_data_interpolation.sql vendored Normal file
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@ -0,0 +1,5 @@
create table {{.prefix}}_bar(id serial primary key);
---- create above / drop below ----
drop table {{.prefix}}_bar;

5
migrate/testdata/sample/005_template_inclusion.sql vendored Normal file
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@ -0,0 +1,5 @@
{{ template "shared/v1_001.sql" . }}
---- create above / drop below ----
drop view {{.prefix}}v1;

1
migrate/testdata/sample/shared/v1_001.sql vendored Normal file
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@ -0,0 +1 @@
create view {{.prefix}}v1 as select * from t1;

1
migrate/testdata/sample/should_be_ignored.sql vendored Normal file
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@ -0,0 +1 @@
-- This file should be ignored because it does not start with a number.

72
psql/select_test.go
View File

@ -58,45 +58,45 @@ func TestMain(m *testing.M) {
columns := [][]*DBColumn{ columns := [][]*DBColumn{
[]*DBColumn{ []*DBColumn{
&DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 2, Name: "full_name", Type: "character varying", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 2, Name: "full_name", Type: "character varying", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 3, Name: "phone", Type: "character varying", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 3, Name: "phone", Type: "character varying", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 4, Name: "email", Type: "character varying", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 4, Name: "email", Type: "character varying", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 5, Name: "encrypted_password", Type: "character varying", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 5, Name: "encrypted_password", Type: "character varying", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 6, Name: "reset_password_token", Type: "character varying", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 6, Name: "reset_password_token", Type: "character varying", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 7, Name: "reset_password_sent_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 7, Name: "reset_password_sent_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 8, Name: "remember_created_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 8, Name: "remember_created_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 9, Name: "created_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 9, Name: "created_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 10, Name: "updated_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}}, &DBColumn{ID: 10, Name: "updated_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)}},
[]*DBColumn{ []*DBColumn{
&DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 2, Name: "full_name", Type: "character varying", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 2, Name: "full_name", Type: "character varying", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 3, Name: "phone", Type: "character varying", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 3, Name: "phone", Type: "character varying", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 4, Name: "avatar", Type: "character varying", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 4, Name: "avatar", Type: "character varying", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 5, Name: "email", Type: "character varying", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 5, Name: "email", Type: "character varying", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 6, Name: "encrypted_password", Type: "character varying", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 6, Name: "encrypted_password", Type: "character varying", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 7, Name: "reset_password_token", Type: "character varying", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 7, Name: "reset_password_token", Type: "character varying", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 8, Name: "reset_password_sent_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 8, Name: "reset_password_sent_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 9, Name: "remember_created_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 9, Name: "remember_created_at", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 10, Name: "created_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 10, Name: "created_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 11, Name: "updated_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}}, &DBColumn{ID: 11, Name: "updated_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)}},
[]*DBColumn{ []*DBColumn{
&DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 2, Name: "name", Type: "character varying", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 2, Name: "name", Type: "character varying", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 3, Name: "description", Type: "text", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 3, Name: "description", Type: "text", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 4, Name: "price", Type: "numeric(7,2)", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 4, Name: "price", Type: "numeric(7,2)", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 5, Name: "user_id", Type: "bigint", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "users", FKeyColID: []int{1}}, &DBColumn{ID: 5, Name: "user_id", Type: "bigint", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "users", FKeyColID: []int{1}},
&DBColumn{ID: 6, Name: "created_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 6, Name: "created_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 7, Name: "updated_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 7, Name: "updated_at", Type: "timestamp without time zone", NotNull: true, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 8, Name: "tsv", Type: "tsvector", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}}, &DBColumn{ID: 8, Name: "tsv", Type: "tsvector", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)}},
[]*DBColumn{ []*DBColumn{
&DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 1, Name: "id", Type: "bigint", NotNull: true, PrimaryKey: true, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 2, Name: "customer_id", Type: "bigint", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "customers", FKeyColID: []int{1}}, &DBColumn{ID: 2, Name: "customer_id", Type: "bigint", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "customers", FKeyColID: []int{1}},
&DBColumn{ID: 3, Name: "product_id", Type: "bigint", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "products", FKeyColID: []int{1}}, &DBColumn{ID: 3, Name: "product_id", Type: "bigint", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "products", FKeyColID: []int{1}},
&DBColumn{ID: 4, Name: "sale_type", Type: "character varying", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 4, Name: "sale_type", Type: "character varying", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 5, Name: "quantity", Type: "integer", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 5, Name: "quantity", Type: "integer", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 6, Name: "due_date", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}, &DBColumn{ID: 6, Name: "due_date", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)},
&DBColumn{ID: 7, Name: "returned", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, Uniquekey: false, FKeyTable: "", FKeyColID: []int(nil)}}, &DBColumn{ID: 7, Name: "returned", Type: "timestamp without time zone", NotNull: false, PrimaryKey: false, UniqueKey: false, FKeyTable: "", FKeyColID: []int(nil)}},
} }
schema := &DBSchema{ schema := &DBSchema{

98
psql/tables.go
View File

@ -1,26 +1,29 @@
package psql package psql
import ( import (
"context"
"fmt" "fmt"
"strings" "strings"
"github.com/go-pg/pg"
"github.com/gobuffalo/flect" "github.com/gobuffalo/flect"
"github.com/jackc/pgx/pgtype"
"github.com/jackc/pgx/v4/pgxpool"
) )
type DBTable struct { type DBTable struct {
Name string `sql:"name"` Name string
Type string `sql:"type"` Type string
} }
func GetTables(db *pg.DB) ([]*DBTable, error) { func GetTables(dbc *pgxpool.Conn) ([]*DBTable, error) {
sqlStmt := ` sqlStmt := `
SELECT SELECT
c.relname as "name", c.relname as "name",
CASE c.relkind WHEN 'r' THEN 'table' CASE c.relkind WHEN 'r' THEN 'table'
WHEN 'v' THEN 'view' WHEN 'v' THEN 'view'
WHEN 'm' THEN 'materialized view' WHEN 'm' THEN 'materialized view'
WHEN 'f' THEN 'foreign table' END as "type" WHEN 'f' THEN 'foreign table'
END as "type"
FROM pg_catalog.pg_class c FROM pg_catalog.pg_class c
LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
WHERE c.relkind IN ('r','v','m','f','') WHERE c.relkind IN ('r','v','m','f','')
@ -30,28 +33,39 @@ WHERE c.relkind IN ('r','v','m','f','')
AND pg_catalog.pg_table_is_visible(c.oid); AND pg_catalog.pg_table_is_visible(c.oid);
` `
var t []*DBTable var tables []*DBTable
_, err := db.Query(&t, sqlStmt)
rows, err := dbc.Query(context.Background(), sqlStmt)
if err != nil { if err != nil {
return nil, fmt.Errorf("Error fetching tables: %s", err) return nil, fmt.Errorf("Error fetching tables: %s", err)
} }
defer rows.Close()
return t, nil for rows.Next() {
t := DBTable{}
err = rows.Scan(&t.Name, &t.Type)
if err != nil {
return nil, err
}
tables = append(tables, &t)
}
return tables, nil
} }
type DBColumn struct { type DBColumn struct {
ID int `sql:"id"` ID int
Name string `sql:"name"` Name string
Type string `sql:"type"` Type string
NotNull bool `sql:"notnull"` NotNull bool
PrimaryKey bool `sql:"primarykey"` PrimaryKey bool
Uniquekey bool `sql:"uniquekey"` UniqueKey bool
FKeyTable string `sql:"foreignkey"` FKeyTable string
FKeyColID []int `sql:"foreignkey_fieldnum,array"` FKeyColID []int
fKeyColID pgtype.Int2Array
} }
func GetColumns(db *pg.DB, schema, table string) ([]*DBColumn, error) { func GetColumns(dbc *pgxpool.Conn, schema, table string) ([]*DBColumn, error) {
sqlStmt := ` sqlStmt := `
SELECT SELECT
f.attnum AS id, f.attnum AS id,
@ -59,18 +73,20 @@ func GetColumns(db *pg.DB, schema, table string) ([]*DBColumn, error) {
f.attnotnull AS notnull, f.attnotnull AS notnull,
pg_catalog.format_type(f.atttypid,f.atttypmod) AS type, pg_catalog.format_type(f.atttypid,f.atttypmod) AS type,
CASE CASE
WHEN p.contype = 'p' THEN 't' WHEN p.contype = 'p' THEN true
ELSE 'f' ELSE false
END AS primarykey, END AS primarykey,
CASE CASE
WHEN p.contype = 'u' THEN 't' WHEN p.contype = 'u' THEN true
ELSE 'f' ELSE false
END AS uniquekey, END AS uniquekey,
CASE CASE
WHEN p.contype = 'f' THEN g.relname WHEN p.contype = 'f' THEN g.relname
ELSE ''::text
END AS foreignkey, END AS foreignkey,
CASE CASE
WHEN p.contype = 'f' THEN p.confkey WHEN p.contype = 'f' THEN p.confkey
ELSE ARRAY[]::int2[]
END AS foreignkey_fieldnum END AS foreignkey_fieldnum
FROM pg_attribute f FROM pg_attribute f
JOIN pg_class c ON c.oid = f.attrelid JOIN pg_class c ON c.oid = f.attrelid
@ -85,18 +101,26 @@ WHERE c.relkind = 'r'::char
AND f.attnum > 0 ORDER BY id; AND f.attnum > 0 ORDER BY id;
` `
stmt, err := db.Prepare(sqlStmt) var cols []*DBColumn
rows, err := dbc.Query(context.Background(), sqlStmt, schema, table)
if err != nil { if err != nil {
return nil, fmt.Errorf("error fetching columns: %s", err) return nil, fmt.Errorf("error fetching columns: %s", err)
} }
defer rows.Close()
var t []*DBColumn for rows.Next() {
_, err = stmt.Query(&t, schema, table) c := DBColumn{}
if err != nil { err = rows.Scan(&c.ID, &c.Name, &c.NotNull, &c.Type, &c.PrimaryKey, &c.UniqueKey,
return nil, fmt.Errorf("error fetching columns: %s", err) &c.FKeyTable, &c.fKeyColID)
if err != nil {
return nil, err
}
c.fKeyColID.AssignTo(&c.FKeyColID)
cols = append(cols, &c)
} }
return t, nil return cols, nil
} }
type DBSchema struct { type DBSchema struct {
@ -131,20 +155,26 @@ type DBRel struct {
Col2 string Col2 string
} }
func NewDBSchema(db *pg.DB, aliases map[string][]string) (*DBSchema, error) { func NewDBSchema(db *pgxpool.Pool, aliases map[string][]string) (*DBSchema, error) {
schema := &DBSchema{ schema := &DBSchema{
t: make(map[string]*DBTableInfo), t: make(map[string]*DBTableInfo),
rm: make(map[string]map[string]*DBRel), rm: make(map[string]map[string]*DBRel),
al: make(map[string]struct{}), al: make(map[string]struct{}),
} }
tables, err := GetTables(db) dbc, err := db.Acquire(context.Background())
if err != nil {
return nil, fmt.Errorf("error acquiring connection from pool")
}
defer dbc.Release()
tables, err := GetTables(dbc)
if err != nil { if err != nil {
return nil, err return nil, err
} }
for _, t := range tables { for _, t := range tables {
cols, err := GetColumns(db, "public", t.Name) cols, err := GetColumns(dbc, "public", t.Name)
if err != nil { if err != nil {
return nil, err return nil, err
} }

9
serv/allow.go
View File

@ -1,6 +1,7 @@
package serv package serv
import ( import (
"bytes"
"encoding/json" "encoding/json"
"fmt" "fmt"
"io/ioutil" "io/ioutil"
@ -206,7 +207,7 @@ func (al *allowList) save(item *allowItem) {
f.WriteString(fmt.Sprintf("# %s\n\n", k)) f.WriteString(fmt.Sprintf("# %s\n\n", k))
for i := range v { for i := range v {
if len(v[i].vars) != 0 { if len(v[i].vars) != 0 && bytes.Equal(v[i].vars, []byte("{}")) == false {
vj, err := json.MarshalIndent(v[i].vars, "", "\t") vj, err := json.MarshalIndent(v[i].vars, "", "\t")
if err != nil { if err != nil {
logger.Warn().Err(err).Msg("Failed to write allow list 'vars' to file") logger.Warn().Err(err).Msg("Failed to write allow list 'vars' to file")
@ -215,7 +216,11 @@ func (al *allowList) save(item *allowItem) {
f.WriteString(fmt.Sprintf("variables %s\n\n", vj)) f.WriteString(fmt.Sprintf("variables %s\n\n", vj))
} }
f.WriteString(fmt.Sprintf("%s\n\n", v[i].gql)) if v[i].gql[0] == '{' {
f.WriteString(fmt.Sprintf("query %s\n\n", v[i].gql))
} else {
f.WriteString(fmt.Sprintf("%s\n\n", v[i].gql))
}
} }
} }
} }

290
serv/cmd.go
View File

@ -1,17 +1,19 @@
package serv package serv
import ( import (
"errors" "context"
"flag"
"fmt" "fmt"
"os" "os"
"strings" "strings"
"github.com/dosco/super-graph/psql" "github.com/dosco/super-graph/psql"
"github.com/dosco/super-graph/qcode" "github.com/dosco/super-graph/qcode"
"github.com/go-pg/pg"
"github.com/gobuffalo/flect" "github.com/gobuffalo/flect"
"github.com/jackc/pgx/v4"
"github.com/jackc/pgx/v4/log/zerologadapter"
"github.com/jackc/pgx/v4/pgxpool"
"github.com/rs/zerolog" "github.com/rs/zerolog"
"github.com/spf13/cobra"
"github.com/spf13/viper" "github.com/spf13/viper"
) )
@ -28,12 +30,109 @@ const (
var ( var (
logger *zerolog.Logger logger *zerolog.Logger
conf *config conf *config
db *pg.DB confPath string
db *pgxpool.Pool
qcompile *qcode.Compiler qcompile *qcode.Compiler
pcompile *psql.Compiler pcompile *psql.Compiler
authFailBlock int authFailBlock int
rootCmd *cobra.Command
servCmd *cobra.Command
seedCmd *cobra.Command
migrateCmd *cobra.Command
statusCmd *cobra.Command
newMigrationCmd *cobra.Command
) )
func Init() {
var err error
rootCmd = &cobra.Command{
Use: "super-graph",
Short: "An instant high-performance GraphQL API. No code needed. https://supergraph.dev",
//Run: cmdServ,
}
seedCmd = &cobra.Command{
Use: "seed",
Short: "Run the seed script to seed the database",
Run: cmdSeed,
}
servCmd = &cobra.Command{
Use: "serv",
Short: "Run the super-graph service",
Run: cmdServ,
}
migrateCmd = &cobra.Command{
Use: "migrate",
Short: "Migrate the database",
Long: `Migrate the database to destination migration version.
Destination migration version can be one of the following value types:
An integer:
Migrate to a specific migration.
e.g. tern migrate -d 42
"+" and an integer:
Migrate forward N steps.
e.g. tern migrate -d +3
"-" and an integer:
Migrate backward N steps.
e.g. tern migrate -d -2
"-+" and an integer:
Redo previous N steps (migrate backward N steps then forward N steps).
e.g. tern migrate -d -+1
The word "last":
Migrate to the most recent migration. This is the default value, so it is
never needed to specify directly.
e.g. tern migrate
e.g. tern migrate -d last
`,
Run: cmdMigrate,
}
statusCmd = &cobra.Command{
Use: "status",
Short: "Print current migration status",
Run: cmdStatus,
}
newMigrationCmd = &cobra.Command{
Use: "new NAME",
Short: "Generate a new migration",
Long: "Generate a new migration with the next sequence number and provided name",
Run: cmdNewMigration,
}
logger = initLog()
rootCmd.Flags().StringVar(&confPath,
"path", "./config", "path to config files")
//cmdMigrate.Flags().StringVarP(&cliOptions.destinationVersion,
// "destination", "d", "last", "destination migration version")
rootCmd.AddCommand(servCmd)
rootCmd.AddCommand(seedCmd)
rootCmd.AddCommand(migrateCmd)
rootCmd.AddCommand(statusCmd)
rootCmd.AddCommand(newMigrationCmd)
if conf, err = initConf(); err != nil {
logger.Fatal().Err(err).Msg("failed to read config")
}
if err := rootCmd.Execute(); err != nil {
logger.Fatal().Err(err).Send()
}
}
func initLog() *zerolog.Logger { func initLog() *zerolog.Logger {
logger := zerolog.New(zerolog.ConsoleWriter{Out: os.Stderr}). logger := zerolog.New(zerolog.ConsoleWriter{Out: os.Stderr}).
With(). With().
@ -42,24 +141,16 @@ func initLog() *zerolog.Logger {
Logger() Logger()
return &logger return &logger
/*
log := logrus.New()
logger.Formatter = new(logrus.TextFormatter)
logger.Formatter.(*logrus.TextFormatter).DisableColors = false
logger.Formatter.(*logrus.TextFormatter).DisableTimestamp = true
logger.Level = logrus.TraceLevel
logger.Out = os.Stdout
*/
} }
func initConf(path string) (*config, error) { func initConf() (*config, error) {
vi := viper.New() vi := viper.New()
vi.SetEnvPrefix("SG") vi.SetEnvPrefix("SG")
vi.SetEnvKeyReplacer(strings.NewReplacer(".", "_")) vi.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
vi.AutomaticEnv() vi.AutomaticEnv()
vi.AddConfigPath(path) vi.AddConfigPath(confPath)
vi.AddConfigPath("./config") vi.AddConfigPath("./config")
vi.SetConfigName(getConfigName()) vi.SetConfigName(getConfigName())
@ -73,6 +164,7 @@ func initConf(path string) (*config, error) {
vi.SetDefault("database.host", "localhost") vi.SetDefault("database.host", "localhost")
vi.SetDefault("database.port", 5432) vi.SetDefault("database.port", 5432)
vi.SetDefault("database.user", "postgres") vi.SetDefault("database.user", "postgres")
vi.SetDefault("database.schema", "public")
vi.SetDefault("env", "development") vi.SetDefault("env", "development")
vi.BindEnv("env", "GO_ENV") vi.BindEnv("env", "GO_ENV")
@ -103,102 +195,104 @@ func initConf(path string) (*config, error) {
authFailBlock = getAuthFailBlock(c) authFailBlock = getAuthFailBlock(c)
//fmt.Printf("%#v", c) logLevel, err := zerolog.ParseLevel(c.LogLevel)
return c, nil
}
func initDB(c *config) (*pg.DB, error) {
opt := &pg.Options{
Addr: strings.Join([]string{c.DB.Host, c.DB.Port}, ":"),
User: c.DB.User,
Password: c.DB.Password,
Database: c.DB.DBName,
ApplicationName: c.AppName,
}
if c.DB.PoolSize != 0 {
opt.PoolSize = conf.DB.PoolSize
}
if c.DB.MaxRetries != 0 {
opt.MaxRetries = c.DB.MaxRetries
}
if len(c.DB.Schema) != 0 {
opt.OnConnect = func(conn *pg.Conn) error {
_, err := conn.Exec("set search_path=?", c.DB.Schema)
if err != nil {
return err
}
return nil
}
}
db := pg.Connect(opt)
if db == nil {
return nil, errors.New("failed to connect to postgres db")
}
return db, nil
}
func Init() {
var err error
path := flag.String("path", "./config", "Path to config files")
flag.Parse()
logger = initLog()
conf, err = initConf(*path)
if err != nil {
logger.Fatal().Err(err).Msg("failed to read config")
}
logLevel, err := zerolog.ParseLevel(conf.LogLevel)
if err != nil { if err != nil {
logger.Error().Err(err).Msg("error setting log_level") logger.Error().Err(err).Msg("error setting log_level")
} }
zerolog.SetGlobalLevel(logLevel) zerolog.SetGlobalLevel(logLevel)
db, err = initDB(conf) //fmt.Printf("%#v", c)
if err != nil {
logger.Fatal().Err(err).Msg("failed to connect to database") return c, nil
}
func initDB(c *config) (*pgx.Conn, error) {
config, _ := pgx.ParseConfig("")
config.Host = c.DB.Host
config.Port = c.DB.Port
config.Database = c.DB.DBName
config.User = c.DB.User
config.Password = c.DB.Password
config.RuntimeParams = map[string]string{
"application_name": c.AppName,
"search_path": c.DB.Schema,
} }
switch c.LogLevel {
case "debug":
config.LogLevel = pgx.LogLevelDebug
case "info":
config.LogLevel = pgx.LogLevelInfo
case "warn":
config.LogLevel = pgx.LogLevelWarn
case "error":
config.LogLevel = pgx.LogLevelError
default:
config.LogLevel = pgx.LogLevelNone
}
config.Logger = zerologadapter.NewLogger(*logger)
db, err := pgx.ConnectConfig(context.Background(), config)
if err != nil {
return nil, err
}
return db, nil
}
func initDBPool(c *config) (*pgxpool.Pool, error) {
config, _ := pgxpool.ParseConfig("")
config.ConnConfig.Host = c.DB.Host
config.ConnConfig.Port = c.DB.Port
config.ConnConfig.Database = c.DB.DBName
config.ConnConfig.User = c.DB.User
config.ConnConfig.Password = c.DB.Password
config.ConnConfig.RuntimeParams = map[string]string{
"application_name": c.AppName,
"search_path": c.DB.Schema,
}
switch c.LogLevel {
case "debug":
config.ConnConfig.LogLevel = pgx.LogLevelDebug
case "info":
config.ConnConfig.LogLevel = pgx.LogLevelInfo
case "warn":
config.ConnConfig.LogLevel = pgx.LogLevelWarn
case "error":
config.ConnConfig.LogLevel = pgx.LogLevelError
default:
config.ConnConfig.LogLevel = pgx.LogLevelNone
}
config.ConnConfig.Logger = zerologadapter.NewLogger(*logger)
// if c.DB.MaxRetries != 0 {
// opt.MaxRetries = c.DB.MaxRetries
// }
if c.DB.PoolSize != 0 {
config.MaxConns = conf.DB.PoolSize
}
db, err := pgxpool.ConnectConfig(context.Background(), config)
if err != nil {
return nil, err
}
return db, nil
}
func initCompiler() {
var err error
qcompile, pcompile, err = initCompilers(conf) qcompile, pcompile, err = initCompilers(conf)
if err != nil { if err != nil {
logger.Fatal().Err(err).Msg("failed to connect to database") logger.Fatal().Err(err).Msg("failed to initialize compilers")
} }
if err := initResolvers(); err != nil { if err := initResolvers(); err != nil {
logger.Fatal().Err(err).Msg("failed to initialized resolvers") logger.Fatal().Err(err).Msg("failed to initialized resolvers")
} }
args := flag.Args()
if len(args) == 0 {
cmdServ(*path)
}
switch args[0] {
case "seed":
cmdSeed(*path)
case "serv":
fallthrough
default:
logger.Fatal().Msg("options: [serve|seed]")
}
}
func cmdServ(path string) {
initAllowList(path)
initPreparedList()
initWatcher(path)
startHTTP()
} }

13
serv/seed.go → serv/cmd_seed.go
View File

@ -11,12 +11,21 @@ import (
"github.com/brianvoe/gofakeit" "github.com/brianvoe/gofakeit"
"github.com/dop251/goja" "github.com/dop251/goja"
"github.com/spf13/cobra"
) )
func cmdSeed(cpath string) { func cmdSeed(cmd *cobra.Command, args []string) {
var err error
conf.UseAllowList = false conf.UseAllowList = false
b, err := ioutil.ReadFile(path.Join(cpath, conf.SeedFile)) db, err = initDBPool(conf)
if err != nil {
logger.Fatal().Err(err).Msg("failed to connect to database")
}
initCompiler()
b, err := ioutil.ReadFile(path.Join(confPath, conf.SeedFile))
if err != nil { if err != nil {
logger.Fatal().Err(err).Msg("failed to read file") logger.Fatal().Err(err).Msg("failed to read file")
} }

21
serv/cmd_serv.go Normal file
View File

@ -0,0 +1,21 @@
package serv
import (
"github.com/spf13/cobra"
)
func cmdServ(cmd *cobra.Command, args []string) {
var err error
db, err = initDBPool(conf)
if err != nil {
logger.Fatal().Err(err).Msg("failed to connect to database")
}
initCompiler()
initAllowList(confPath)
initPreparedList()
initWatcher(confPath)
startHTTP()
}

231
serv/cmd_tern.go Normal file
View File

@ -0,0 +1,231 @@
package serv
import (
"context"
"fmt"
"os"
"path/filepath"
"strconv"
"strings"
"time"
"github.com/dosco/super-graph/migrate"
"github.com/spf13/cobra"
)
var sampleMigration = `-- This is a sample migration.
create table users(
id serial primary key,
fullname varchar not null,
email varchar not null
);
---- create above / drop below ----
drop table users;
`
var newMigrationText = `-- Write your migrate up statements here
---- create above / drop below ----
-- Write your migrate down statements here. If this migration is irreversible
-- Then delete the separator line above.
`
func cmdNewMigration(cmd *cobra.Command, args []string) {
if len(args) != 1 {
cmd.Help()
os.Exit(1)
}
name := args[0]
m, err := migrate.FindMigrations(conf.MigrationsPath)
if err != nil {
fmt.Fprintf(os.Stderr, "Error loading migrations:\n %v\n", err)
os.Exit(1)
}
mname := fmt.Sprintf("%03d_%s.sql", len(m)+100, name)
// Write new migration
mpath := filepath.Join(conf.MigrationsPath, mname)
mfile, err := os.OpenFile(mpath, os.O_CREATE|os.O_EXCL|os.O_WRONLY, 0666)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
defer mfile.Close()
_, err = mfile.WriteString(newMigrationText)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
logger.Info().Msgf("created migration '%s'\n", mpath)
}
func cmdMigrate(cmd *cobra.Command, args []string) {
conn, err := initDB(conf)
if err != nil {
logger.Fatal().Err(err).Msg("failed to connect to database")
}
defer conn.Close(context.Background())
m, err := migrate.NewMigrator(conn, "schema_version")
if err != nil {
logger.Fatal().Err(err).Msg("failed to initializing migrator")
}
//m.Data = config.Data
err = m.LoadMigrations(conf.MigrationsPath)
if err != nil {
logger.Fatal().Err(err).Msg("failed to load migrations")
}
if len(m.Migrations) == 0 {
logger.Fatal().Msg("No migrations found")
}
m.OnStart = func(sequence int32, name, direction, sql string) {
logger.Info().Msgf("%s executing %s %s\n%s\n\n",
time.Now().Format("2006-01-02 15:04:05"), name, direction, sql)
}
var currentVersion int32
currentVersion, err = m.GetCurrentVersion()
if err != nil {
fmt.Fprintf(os.Stderr, "Unable to get current version:\n %v\n", err)
os.Exit(1)
}
dest := args[0]
mustParseDestination := func(d string) int32 {
var n int64
n, err = strconv.ParseInt(d, 10, 32)
if err != nil {
logger.Fatal().Err(err).Msg("invalid destination")
}
return int32(n)
}
if dest == "last" {
err = m.Migrate()
} else if len(dest) >= 3 && dest[0:2] == "-+" {
err = m.MigrateTo(currentVersion - mustParseDestination(dest[2:]))
if err == nil {
err = m.MigrateTo(currentVersion)
}
} else if len(dest) >= 2 && dest[0] == '-' {
err = m.MigrateTo(currentVersion - mustParseDestination(dest[1:]))
} else if len(dest) >= 2 && dest[0] == '+' {
err = m.MigrateTo(currentVersion + mustParseDestination(dest[1:]))
} else {
//err = make(type, 0).MigrateTo(mustParseDestination(dest))
}
if err != nil {
logger.Info().Err(err).Send()
// logger.Info().Err(err).Send()
// if err, ok := err.(m.MigrationPgError); ok {
// if err.Detail != "" {
// logger.Info().Err(err).Msg(err.Detail)
// }
// if err.Position != 0 {
// ele, err := ExtractErrorLine(err.Sql, int(err.Position))
// if err != nil {
// logger.Fatal().Err(err).Send()
// }
// prefix := fmt.Sprintf()
// logger.Info().Msgf("line %d, %s%s", ele.LineNum, prefix, ele.Text)
// }
// }
// os.Exit(1)
}
logger.Info().Msg("migration done")
}
func cmdStatus(cmd *cobra.Command, args []string) {
conn, err := initDB(conf)
if err != nil {
logger.Fatal().Err(err).Msg("failed to connect to database")
}
defer conn.Close(context.Background())
m, err := migrate.NewMigrator(conn, "schema_version")
if err != nil {
logger.Fatal().Err(err).Msg("failed to initialize migrator")
}
//m.Data = config.Data
err = m.LoadMigrations(conf.MigrationsPath)
if err != nil {
logger.Fatal().Err(err).Msg("failed to load migrations")
}
if len(m.Migrations) == 0 {
logger.Fatal().Msg("no migrations found")
}
mver, err := m.GetCurrentVersion()
if err != nil {
logger.Fatal().Err(err).Msg("failed to retrieve migration")
}
var status string
behindCount := len(m.Migrations) - int(mver)
if behindCount == 0 {
status = "up to date"
} else {
status = "migration(s) pending"
}
fmt.Println("status: ", status)
fmt.Println("version: %d of %d\n", mver, len(m.Migrations))
fmt.Println("host: ", conf.DB.Host)
fmt.Println("database:", conf.DB.DBName)
}
type ErrorLineExtract struct {
LineNum int // Line number starting with 1
ColumnNum int // Column number starting with 1
Text string // Text of the line without a new line character.
}
// ExtractErrorLine takes source and character position extracts the line
// number, column number, and the line of text.
//
// The first character is position 1.
func ExtractErrorLine(source string, position int) (ErrorLineExtract, error) {
ele := ErrorLineExtract{LineNum: 1}
if position > len(source) {
return ele, fmt.Errorf("position (%d) is greater than source length (%d)", position, len(source))
}
lines := strings.SplitAfter(source, "\n")
for _, ele.Text = range lines {
if position-len(ele.Text) < 1 {
ele.ColumnNum = position
break
}
ele.LineNum += 1
position -= len(ele.Text)
}
ele.Text = strings.TrimSuffix(ele.Text, "\n")
return ele, nil
}

104
serv/cmd_test.go Normal file
View File

@ -0,0 +1,104 @@
package serv_test
import (
"testing"
)
func TestErrorLineExtract(t *testing.T) {
tests := []struct {
source string
position int
ele ErrorLineExtract
errMsg string
}{
{
source: "single line",
position: 3,
ele: ErrorLineExtract{
LineNum: 1,
ColumnNum: 3,
Text: "single line",
},
errMsg: "",
},
{
source: "bad position",
position: 32,
ele: ErrorLineExtract{},
errMsg: "position (32) is greater than source length (12)",
},
{
source: `multi
line
text`,
position: 8,
ele: ErrorLineExtract{
LineNum: 2,
ColumnNum: 2,
Text: "line",
},
errMsg: "",
},
{
source: `last
line
error`,
position: 13,
ele: ErrorLineExtract{
LineNum: 3,
ColumnNum: 3,
Text: "error",
},
errMsg: "",
},
{
source: `first
character
first
line
error`,
position: 1,
ele: ErrorLineExtract{
LineNum: 1,
ColumnNum: 1,
Text: "first",
},
errMsg: "",
},
{
source: `last
character
last
line
error`,
position: 30,
ele: ErrorLineExtract{
LineNum: 5,
ColumnNum: 5,
Text: "error",
},
errMsg: "",
},
}
for i, tt := range tests {
ele, err := ExtractErrorLine(tt.source, tt.position)
if err != nil {
if tt.errMsg == "" {
t.Errorf("%d. Expected success but received err %v", i, err)
} else if err.Error() != tt.errMsg {
t.Errorf("%d. Expected err %v, but received %v", i, tt.errMsg, err)
}
continue
}
if tt.errMsg != "" {
t.Errorf("%d. Expected err %v, but it succeeded", i, tt.errMsg)
continue
}
if ele != tt.ele {
t.Errorf("%d. Expected %v, but received %v", i, tt.ele, ele)
}
}
}

8
serv/config.go
View File

@ -19,7 +19,9 @@ type config struct {
WatchAndReload bool `mapstructure:"reload_on_config_change"` WatchAndReload bool `mapstructure:"reload_on_config_change"`
AuthFailBlock string `mapstructure:"auth_fail_block"` AuthFailBlock string `mapstructure:"auth_fail_block"`
SeedFile string `mapstructure:"seed_file"` SeedFile string `mapstructure:"seed_file"`
Inflections map[string]string MigrationsPath string `mapstructure:"migrations_path"`
Inflections map[string]string
Auth struct { Auth struct {
Type string Type string
@ -49,12 +51,12 @@ type config struct {
DB struct { DB struct {
Type string Type string
Host string Host string
Port string Port uint16
DBName string DBName string
User string User string
Password string Password string
Schema string Schema string
PoolSize int `mapstructure:"pool_size"` PoolSize int32 `mapstructure:"pool_size"`
MaxRetries int `mapstructure:"max_retries"` MaxRetries int `mapstructure:"max_retries"`
LogLevel string `mapstructure:"log_level"` LogLevel string `mapstructure:"log_level"`

50
serv/core.go
View File

@ -8,7 +8,6 @@ import (
"fmt" "fmt"
"io" "io"
"net/http" "net/http"
"os"
"sync" "sync"
"time" "time"
@ -16,7 +15,6 @@ import (
"github.com/dosco/super-graph/jsn" "github.com/dosco/super-graph/jsn"
"github.com/dosco/super-graph/psql" "github.com/dosco/super-graph/psql"
"github.com/dosco/super-graph/qcode" "github.com/dosco/super-graph/qcode"
"github.com/go-pg/pg"
"github.com/valyala/fasttemplate" "github.com/valyala/fasttemplate"
) )
@ -267,45 +265,45 @@ func (c *coreContext) resolvePreparedSQL(gql string) ([]byte, *preparedItem, err
return nil, nil, errUnauthorized return nil, nil, errUnauthorized
} }
var root json.RawMessage var root []byte
vars := varList(c, ps.args) vars := varList(c, ps.args)
tx, err := db.Begin() tx, err := db.Begin(c)
if err != nil { if err != nil {
return nil, nil, err return nil, nil, err
} }
defer tx.Rollback() defer tx.Rollback(c)
if v := c.Value(userIDKey); v != nil { if v := c.Value(userIDKey); v != nil {
_, err = tx.Exec(`SET LOCAL "user.id" = ?`, v) _, err = tx.Exec(c, fmt.Sprintf(`SET LOCAL "user.id" = %s;`, v))
if err != nil { if err != nil {
return nil, nil, err return nil, nil, err
} }
} }
_, err = tx.Stmt(ps.stmt).QueryOne(pg.Scan(&root), vars...) err = tx.QueryRow(c, ps.stmt.SQL, vars...).Scan(&root)
if err != nil { if err != nil {
return nil, nil, err return nil, nil, err
} }
if err := tx.Commit(); err != nil { if err := tx.Commit(c); err != nil {
return nil, nil, err return nil, nil, err
} }
fmt.Printf("PRE: %v\n", ps.stmt) fmt.Printf("PRE: %v\n", ps.stmt)
return []byte(root), ps, nil return root, ps, nil
} }
func (c *coreContext) resolveSQL(qc *qcode.QCode) ( func (c *coreContext) resolveSQL(qc *qcode.QCode) ([]byte, uint32, error) {
[]byte, uint32, error) { var vars map[string]json.RawMessage
stmt := &bytes.Buffer{} stmt := &bytes.Buffer{}
vars := make(map[string]json.RawMessage) if len(c.req.Vars) != 0 {
if err := json.Unmarshal(c.req.Vars, &vars); err != nil {
if err := json.Unmarshal(c.req.Vars, &vars); err != nil { return nil, 0, err
return nil, 0, err }
} }
skipped, err := pcompile.Compile(qc, stmt, psql.Variables(vars)) skipped, err := pcompile.Compile(qc, stmt, psql.Variables(vars))
@ -330,10 +328,10 @@ func (c *coreContext) resolveSQL(qc *qcode.QCode) (
finalSQL := stmt.String() finalSQL := stmt.String()
if conf.LogLevel == "debug" { // if conf.LogLevel == "debug" {
os.Stdout.WriteString(finalSQL) // os.Stdout.WriteString(finalSQL)
os.Stdout.WriteString("\n\n") // os.Stdout.WriteString("\n\n")
} // }
var st time.Time var st time.Time
@ -341,14 +339,14 @@ func (c *coreContext) resolveSQL(qc *qcode.QCode) (
st = time.Now() st = time.Now()
} }
tx, err := db.Begin() tx, err := db.Begin(c)
if err != nil { if err != nil {
return nil, 0, err return nil, 0, err
} }
defer tx.Rollback() defer tx.Rollback(c)
if v := c.Value(userIDKey); v != nil { if v := c.Value(userIDKey); v != nil {
_, err = tx.Exec(`SET LOCAL "user.id" = ?`, v) _, err = tx.Exec(c, fmt.Sprintf(`SET LOCAL "user.id" = %s;`, v))
if err != nil { if err != nil {
return nil, 0, err return nil, 0, err
@ -357,14 +355,14 @@ func (c *coreContext) resolveSQL(qc *qcode.QCode) (
//fmt.Printf("\nRAW: %#v\n", finalSQL) //fmt.Printf("\nRAW: %#v\n", finalSQL)
var root json.RawMessage var root []byte
_, err = tx.QueryOne(pg.Scan(&root), finalSQL)
err = tx.QueryRow(c, finalSQL).Scan(&root)
if err != nil { if err != nil {
return nil, 0, err return nil, 0, err
} }
if err := tx.Commit(); err != nil { if err := tx.Commit(c); err != nil {
return nil, 0, err return nil, 0, err
} }
@ -379,7 +377,7 @@ func (c *coreContext) resolveSQL(qc *qcode.QCode) (
_allowList.add(&c.req) _allowList.add(&c.req)
} }
return []byte(root), skipped, nil return root, skipped, nil
} }
func (c *coreContext) render(w io.Writer, data []byte) error { func (c *coreContext) render(w io.Writer, data []byte) error {

19
serv/prepare.go
View File

@ -2,18 +2,19 @@ package serv
import ( import (
"bytes" "bytes"
"context"
"encoding/json" "encoding/json"
"fmt" "fmt"
"io" "io"
"github.com/dosco/super-graph/psql" "github.com/dosco/super-graph/psql"
"github.com/dosco/super-graph/qcode" "github.com/dosco/super-graph/qcode"
"github.com/go-pg/pg" "github.com/jackc/pgconn"
"github.com/valyala/fasttemplate" "github.com/valyala/fasttemplate"
) )
type preparedItem struct { type preparedItem struct {
stmt *pg.Stmt stmt *pgconn.StatementDescription
args [][]byte args [][]byte
skipped uint32 skipped uint32
qc *qcode.QCode qc *qcode.QCode
@ -75,7 +76,15 @@ func prepareStmt(key, gql string, varBytes json.RawMessage) error {
return err return err
} }
pstmt, err := db.Prepare(finalSQL) ctx := context.Background()
tx, err := db.Begin(ctx)
if err != nil {
return err
}
defer tx.Rollback(ctx)
pstmt, err := tx.Prepare(ctx, "", finalSQL)
if err != nil { if err != nil {
return err return err
} }
@ -87,5 +96,9 @@ func prepareStmt(key, gql string, varBytes json.RawMessage) error {
qc: qc, qc: qc,
} }
if err := tx.Commit(ctx); err != nil {
return err
}
return nil return nil
} }

4
serv/serv.go
View File

@ -92,9 +92,7 @@ func startHTTP() {
}() }()
srv.RegisterOnShutdown(func() { srv.RegisterOnShutdown(func() {
if err := db.Close(); err != nil { db.Close()
logger.Error().Err(err).Msg("db closed")
}
}) })
fmt.Printf("%s listening on %s (%s)\n", serverName, hostPort, conf.Env) fmt.Printf("%s listening on %s (%s)\n", serverName, hostPort, conf.Env)