migrate to SQLite and prepare for MCP deployment

Switch from PostgreSQL to SQLite (modernc.org/sqlite, pure Go) for
simpler deployment on the MCP platform. Fix URL normalization to
preserve query parameters so sites like YouTube deduplicate correctly.
Add Dockerfile, Makefile, and MCP service definition. Add pg2sqlite
migration tool. Support $PORT env var for MCP port assignment.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
2026-03-27 16:18:37 -07:00
parent 25e38814a2
commit 0fa85cb300
14 changed files with 363 additions and 126 deletions

3
.gitignore vendored
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@@ -1,2 +1,3 @@
kls.conf
kls
kls
*.db

43
CLAUDE.md Normal file
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@@ -0,0 +1,43 @@
# CLAUDE.md
This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.
## What is kls
A URL shortener web service. Users submit a URL, get back a 5-character short code. Visiting `/<code>` redirects to the original URL. Admin routes (POST, /list) are protected with HTTP Basic Auth.
## Build and Run
```bash
go build -o kls .
./kls -f /path/to/kls.conf
```
No Makefile, no tests. The binary is `.gitignore`d.
## Configuration
Uses `goutils/config` to load a key=value config file (default `~/.config/kls/kls.conf`). Required keys:
- `DB_PASSWORD`, `DB_HOST` — no defaults
- `HTTP_USER`, `HTTP_PASS` — Basic Auth credentials
- `HTTP_ADDR` — bind address
Optional (have defaults): `DB_ENGINE` (postgres), `DB_NAME` (kls), `DB_USER` (kls), `DB_PORT` (5432), `HTTP_PORT` (8000).
## Architecture
- **`main.go`** — entry point: loads config, connects to DB, starts HTTP server.
- **`handler.go`** — HTTP routing and handlers on the `server` struct. Implements `ServeHTTP` directly (no router library). GET requests matching a valid short code bypass auth and redirect; everything else requires Basic Auth. Templates are embedded via `//go:embed`.
- **`links/`** — core domain package:
- `url.go``URL` model, CRUD operations (Store, Lookup, StoreURL, RetrieveURL, FetchAll), URL normalization (strips query/fragment by default), and cleaning logic. Uses squirrel for query building with PostgreSQL dollar placeholders.
- `db.go` — PostgreSQL connection setup via pgx/v4 pool.
- `alphabet.go` — short code generation: 5 random characters from an unambiguous alphabet (`ABCDEFGHJKMNPQRSTUVWXYZ23456789`, excludes 0/O/1/I/L). `ValidShortCode` regex is used for routing.
- **`schema.sql`** — single `urls` table with `id` (UUID), `url`, `nurl` (normalized), `short` (unique), `created_at`.
- **`templates/`** — Go HTML templates (`index.tpl` for submit form, `list.tpl` for listing all URLs).
## Key behaviors
- **Deduplication**: `StoreURL` checks for an existing normalized URL before creating a new entry.
- **URL cleaning**: By default, query strings are stripped. The "rawp" form checkbox preserves the original query string.
- **No router**: `server.ServeHTTP` handles all dispatch — check there when adding routes.

21
Dockerfile Normal file
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@@ -0,0 +1,21 @@
FROM golang:1.25-alpine AS builder
RUN apk add --no-cache git
WORKDIR /build
COPY go.mod go.sum ./
RUN go mod download
COPY . .
RUN CGO_ENABLED=0 go build -trimpath \
-ldflags="-s -w" \
-o /kls .
FROM alpine:3.21
RUN apk add --no-cache ca-certificates tzdata
COPY --from=builder /kls /usr/local/bin/kls
WORKDIR /srv/kls
ENTRYPOINT ["kls"]
CMD ["-f", "/srv/kls/kls.conf"]

13
Makefile Normal file
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@@ -0,0 +1,13 @@
all: vet build
build:
go build ./...
vet:
go vet ./...
MCR = mcr.svc.mcp.metacircular.net:8443
VERSION = $(shell git describe --tags --always --dirty)
docker:
docker build -t $(MCR)/kls:$(VERSION) -f Dockerfile .

94
cmd/pg2sqlite/main.go Normal file
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@@ -0,0 +1,94 @@
package main
import (
"context"
"database/sql"
"flag"
"fmt"
"log"
"os"
"time"
"github.com/jackc/pgx/v4"
_ "modernc.org/sqlite"
)
func main() {
pgConn := flag.String("pg", "", "postgres connection string (e.g. postgres://user:pass@host:5432/kls?sslmode=verify-full)")
out := flag.String("out", "kls.db", "output sqlite file path")
flag.Parse()
if *pgConn == "" {
fmt.Fprintln(os.Stderr, "usage: pg2sqlite -pg <postgres-url> [-out kls.db]")
os.Exit(1)
}
ctx := context.Background()
// Connect to Postgres
pg, err := pgx.Connect(ctx, *pgConn)
if err != nil {
log.Fatalf("postgres: %v", err)
}
defer pg.Close(ctx)
// Open SQLite
os.Remove(*out)
lite, err := sql.Open("sqlite", *out)
if err != nil {
log.Fatalf("sqlite open: %v", err)
}
defer lite.Close()
_, err = lite.ExecContext(ctx, `CREATE TABLE urls (
id TEXT PRIMARY KEY,
url TEXT NOT NULL,
nurl TEXT NOT NULL,
short TEXT NOT NULL UNIQUE,
created_at TEXT NOT NULL
)`)
if err != nil {
log.Fatalf("sqlite create table: %v", err)
}
// Read from Postgres
rows, err := pg.Query(ctx, `SELECT id, url, nurl, short, created_at FROM urls ORDER BY created_at`)
if err != nil {
log.Fatalf("postgres query: %v", err)
}
defer rows.Close()
tx, err := lite.BeginTx(ctx, nil)
if err != nil {
log.Fatalf("sqlite begin: %v", err)
}
stmt, err := tx.PrepareContext(ctx, `INSERT INTO urls (id, url, nurl, short, created_at) VALUES (?, ?, ?, ?, ?)`)
if err != nil {
log.Fatalf("sqlite prepare: %v", err)
}
defer stmt.Close()
var n int
for rows.Next() {
var id, url, nurl, short string
var createdAt time.Time
if err := rows.Scan(&id, &url, &nurl, &short, &createdAt); err != nil {
log.Fatalf("postgres scan: %v", err)
}
if _, err := stmt.ExecContext(ctx, id, url, nurl, short, createdAt.Format(time.RFC3339)); err != nil {
log.Fatalf("sqlite insert: %v", err)
}
n++
}
if err := rows.Err(); err != nil {
log.Fatalf("postgres rows: %v", err)
}
if err := tx.Commit(); err != nil {
log.Fatalf("sqlite commit: %v", err)
}
log.Printf("migrated %d rows to %s", n, *out)
}

21
deploy/kls-rift.toml Normal file
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@@ -0,0 +1,21 @@
name = "kls"
node = "rift"
active = true
path = "../kls"
[build.images]
kls = "Dockerfile"
[[components]]
name = "kls"
image = "mcr.svc.mcp.metacircular.net:8443/kls:v0.1.0"
network = "mcpnet"
user = "0:0"
restart = "unless-stopped"
ports = ["127.0.0.1:48000:8000"]
volumes = ["/srv/kls:/srv/kls"]
cmd = ["-f", "/srv/kls/kls.conf"]
[[components.routes]]
port = 443
mode = "l7"

28
go.mod
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@@ -1,25 +1,33 @@
module git.wntrmute.dev/kyle/kls
go 1.17
go 1.25.0
require (
git.wntrmute.dev/kyle/goutils v1.7.4
github.com/Masterminds/squirrel v1.5.2
github.com/google/uuid v1.3.0
github.com/jackc/pgx/v4 v4.15.0
github.com/google/uuid v1.6.0
github.com/jackc/pgx/v4 v4.18.3
modernc.org/sqlite v1.48.0
)
require (
github.com/dustin/go-humanize v1.0.1 // indirect
github.com/jackc/chunkreader/v2 v2.0.1 // indirect
github.com/jackc/pgconn v1.11.0 // indirect
github.com/jackc/pgconn v1.14.3 // indirect
github.com/jackc/pgio v1.0.0 // indirect
github.com/jackc/pgpassfile v1.0.0 // indirect
github.com/jackc/pgproto3/v2 v2.2.0 // indirect
github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
github.com/jackc/pgtype v1.10.0 // indirect
github.com/jackc/puddle v1.2.1 // indirect
github.com/jackc/pgproto3/v2 v2.3.3 // indirect
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
github.com/jackc/pgtype v1.14.0 // indirect
github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 // indirect
github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 // indirect
golang.org/x/crypto v0.0.0-20220314234659-1baeb1ce4c0b // indirect
golang.org/x/text v0.3.6 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/ncruces/go-strftime v1.0.0 // indirect
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
golang.org/x/crypto v0.20.0 // indirect
golang.org/x/sys v0.42.0 // indirect
golang.org/x/text v0.14.0 // indirect
modernc.org/libc v1.70.0 // indirect
modernc.org/mathutil v1.7.1 // indirect
modernc.org/memory v1.11.0 // indirect
)

101
go.sum
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@@ -9,21 +9,23 @@ github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMe
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/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
github.com/go-kit/log v0.1.0/go.mod h1:zbhenjAZHb184qTLMA9ZjW7ThYL0H2mk7Q6pNt4vbaY=
github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
github.com/gofrs/uuid v4.0.0+incompatible h1:1SD/1F5pU8p29ybwgQSwpQk+mwdRrXCYuPhW6m+TnJw=
github.com/gofrs/uuid v4.0.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
github.com/google/certificate-transparency-go v1.0.21/go.mod h1:QeJfpSbVSfYc7RgB3gJFj9cbuQMMchQxrWXz8Ruopmg=
github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17kjQEVQ1XRhq2/JR1M3sGqeJoxs=
github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e/go.mod h1:boTsfXsheKC2y+lKOCMpSfarhxDeIzfZG1jqGcPl3cA=
github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/hashicorp/go-syslog v1.0.0/go.mod h1:qPfqrKkXGihmCqbJM2mZgkZGvKG1dFdvsLplgctolz4=
github.com/jackc/chunkreader v1.0.0 h1:4s39bBR8ByfqH+DKm8rQA3E1LHZWB9XWcrz8fqaZbe0=
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
github.com/jackc/chunkreader v1.0.0/go.mod h1:RT6O25fNZIuasFJRyZ4R/Y2BbhasbmZXF9QQ7T3kePo=
github.com/jackc/chunkreader/v2 v2.0.0/go.mod h1:odVSm741yZoC3dpHEUXIqA9tQRhFrgOHwnPIn9lDKlk=
github.com/jackc/chunkreader/v2 v2.0.1 h1:i+RDz65UE+mmpjTfyz0MoVTnzeYxroil2G82ki7MGG8=
@@ -34,8 +36,8 @@ github.com/jackc/pgconn v0.0.0-20190831204454-2fabfa3c18b7/go.mod h1:ZJKsE/KZfsU
github.com/jackc/pgconn v1.8.0/go.mod h1:1C2Pb36bGIP9QHGBYCjnyhqu7Rv3sGshaQUvmfGIB/o=
github.com/jackc/pgconn v1.9.0/go.mod h1:YctiPyvzfU11JFxoXokUOOKQXQmDMoJL9vJzHH8/2JY=
github.com/jackc/pgconn v1.9.1-0.20210724152538-d89c8390a530/go.mod h1:4z2w8XhRbP1hYxkpTuBjTS3ne3J48K83+u0zoyvg2pI=
github.com/jackc/pgconn v1.11.0 h1:HiHArx4yFbwl91X3qqIHtUFoiIfLNJXCQRsnzkiwwaQ=
github.com/jackc/pgconn v1.11.0/go.mod h1:4z2w8XhRbP1hYxkpTuBjTS3ne3J48K83+u0zoyvg2pI=
github.com/jackc/pgconn v1.14.3 h1:bVoTr12EGANZz66nZPkMInAV/KHD2TxH9npjXXgiB3w=
github.com/jackc/pgconn v1.14.3/go.mod h1:RZbme4uasqzybK2RK5c65VsHxoyaml09lx3tXOcO/VM=
github.com/jackc/pgio v1.0.0 h1:g12B9UwVnzGhueNavwioyEEpAmqMe1E/BN9ES+8ovkE=
github.com/jackc/pgio v1.0.0/go.mod h1:oP+2QK2wFfUWgr+gxjoBH9KGBb31Eio69xUb0w5bYf8=
github.com/jackc/pgmock v0.0.0-20190831213851-13a1b77aafa2/go.mod h1:fGZlG77KXmcq05nJLRkk0+p82V8B8Dw8KN2/V9c/OAE=
@@ -44,7 +46,6 @@ github.com/jackc/pgmock v0.0.0-20210724152146-4ad1a8207f65 h1:DadwsjnMwFjfWc9y5W
github.com/jackc/pgmock v0.0.0-20210724152146-4ad1a8207f65/go.mod h1:5R2h2EEX+qri8jOWMbJCtaPWkrrNc7OHwsp2TCqp7ak=
github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
github.com/jackc/pgproto3 v1.1.0 h1:FYYE4yRw+AgI8wXIinMlNjBbp/UitDJwfj5LqqewP1A=
github.com/jackc/pgproto3 v1.1.0/go.mod h1:eR5FA3leWg7p9aeAqi37XOTgTIbkABlvcPB3E5rlc78=
github.com/jackc/pgproto3/v2 v2.0.0-alpha1.0.20190420180111-c116219b62db/go.mod h1:bhq50y+xrl9n5mRYyCBFKkpRVTLYJVWeCc+mEAI3yXA=
github.com/jackc/pgproto3/v2 v2.0.0-alpha1.0.20190609003834-432c2951c711/go.mod h1:uH0AWtUmuShn0bcesswc4aBTWGvw0cAxIJp+6OB//Wg=
@@ -52,36 +53,33 @@ github.com/jackc/pgproto3/v2 v2.0.0-rc3/go.mod h1:ryONWYqW6dqSg1Lw6vXNMXoBJhpzvW
github.com/jackc/pgproto3/v2 v2.0.0-rc3.0.20190831210041-4c03ce451f29/go.mod h1:ryONWYqW6dqSg1Lw6vXNMXoBJhpzvWKnT95C46ckYeM=
github.com/jackc/pgproto3/v2 v2.0.6/go.mod h1:WfJCnwN3HIg9Ish/j3sgWXnAfK8A9Y0bwXYU5xKaEdA=
github.com/jackc/pgproto3/v2 v2.1.1/go.mod h1:WfJCnwN3HIg9Ish/j3sgWXnAfK8A9Y0bwXYU5xKaEdA=
github.com/jackc/pgproto3/v2 v2.2.0 h1:r7JypeP2D3onoQTCxWdTpCtJ4D+qpKr0TxvoyMhZ5ns=
github.com/jackc/pgproto3/v2 v2.2.0/go.mod h1:WfJCnwN3HIg9Ish/j3sgWXnAfK8A9Y0bwXYU5xKaEdA=
github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b h1:C8S2+VttkHFdOOCXJe+YGfa4vHYwlt4Zx+IVXQ97jYg=
github.com/jackc/pgproto3/v2 v2.3.3 h1:1HLSx5H+tXR9pW3in3zaztoEwQYRC9SQaYUHjTSUOag=
github.com/jackc/pgproto3/v2 v2.3.3/go.mod h1:WfJCnwN3HIg9Ish/j3sgWXnAfK8A9Y0bwXYU5xKaEdA=
github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b/go.mod h1:vsD4gTJCa9TptPL8sPkXrLZ+hDuNrZCnj29CQpr4X1E=
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
github.com/jackc/pgtype v0.0.0-20190421001408-4ed0de4755e0/go.mod h1:hdSHsc1V01CGwFsrv11mJRHWJ6aifDLfdV3aVjFF0zg=
github.com/jackc/pgtype v0.0.0-20190824184912-ab885b375b90/go.mod h1:KcahbBH1nCMSo2DXpzsoWOAfFkdEtEJpPbVLq8eE+mc=
github.com/jackc/pgtype v0.0.0-20190828014616-a8802b16cc59/go.mod h1:MWlu30kVJrUS8lot6TQqcg7mtthZ9T0EoIBFiJcmcyw=
github.com/jackc/pgtype v1.8.1-0.20210724151600-32e20a603178/go.mod h1:C516IlIV9NKqfsMCXTdChteoXmwgUceqaLfjg2e3NlM=
github.com/jackc/pgtype v1.10.0 h1:ILnBWrRMSXGczYvmkYD6PsYyVFUNLTnIUJHHDLmqk38=
github.com/jackc/pgtype v1.10.0/go.mod h1:LUMuVrfsFfdKGLw+AFFVv6KtHOFMwRgDDzBt76IqCA4=
github.com/jackc/pgtype v1.14.0 h1:y+xUdabmyMkJLyApYuPj38mW+aAIqCe5uuBB51rH3Vw=
github.com/jackc/pgtype v1.14.0/go.mod h1:LUMuVrfsFfdKGLw+AFFVv6KtHOFMwRgDDzBt76IqCA4=
github.com/jackc/pgx/v4 v4.0.0-20190420224344-cc3461e65d96/go.mod h1:mdxmSJJuR08CZQyj1PVQBHy9XOp5p8/SHH6a0psbY9Y=
github.com/jackc/pgx/v4 v4.0.0-20190421002000-1b8f0016e912/go.mod h1:no/Y67Jkk/9WuGR0JG/JseM9irFbnEPbuWV2EELPNuM=
github.com/jackc/pgx/v4 v4.0.0-pre1.0.20190824185557-6972a5742186/go.mod h1:X+GQnOEnf1dqHGpw7JmHqHc1NxDoalibchSk9/RWuDc=
github.com/jackc/pgx/v4 v4.12.1-0.20210724153913-640aa07df17c/go.mod h1:1QD0+tgSXP7iUjYm9C1NxKhny7lq6ee99u/z+IHFcgs=
github.com/jackc/pgx/v4 v4.15.0 h1:B7dTkXsdILD3MF987WGGCcg+tvLW6bZJdEcqVFeU//w=
github.com/jackc/pgx/v4 v4.15.0/go.mod h1:D/zyOyXiaM1TmVWnOM18p0xdDtdakRBa0RsVGI3U3bw=
github.com/jackc/pgx/v4 v4.18.3 h1:dE2/TrEsGX3RBprb3qryqSV9Y60iZN1C6i8IrmW9/BA=
github.com/jackc/pgx/v4 v4.18.3/go.mod h1:Ey4Oru5tH5sB6tV7hDmfWFahwF15Eb7DNXlRKx2CkVw=
github.com/jackc/puddle v0.0.0-20190413234325-e4ced69a3a2b/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
github.com/jackc/puddle v0.0.0-20190608224051-11cab39313c9/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
github.com/jackc/puddle v1.1.3/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
github.com/jackc/puddle v1.2.1 h1:gI8os0wpRXFd4FiAY2dWiqRK037tjj3t7rKFeO4X5iw=
github.com/jackc/puddle v1.2.1/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/pty v1.1.8/go.mod h1:O1sed60cT9XZ5uDucP5qwvh+TE3NnUj51EiZO/lmSfw=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 h1:SOEGU9fKiNWd/HOJuq6+3iTQz8KNCLtVX6idSoTLdUw=
github.com/lann/builder v0.0.0-20180802200727-47ae307949d0/go.mod h1:dXGbAdH5GtBTC4WfIxhKZfyBF/HBFgRZSWwZ9g/He9o=
github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 h1:P6pPBnrTSX3DEVR4fDembhRWSsG5rVo6hYhAB/ADZrk=
@@ -96,12 +94,17 @@ github.com/mattn/go-colorable v0.1.6/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope
github.com/mattn/go-isatty v0.0.5/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
github.com/mattn/go-isatty v0.0.7/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s=
github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/sftp v1.12.0/go.mod h1:fUqqXB5vEgVCZ131L+9say31RAri6aF6KDViawhxKK8=
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/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
github.com/rs/zerolog v1.13.0/go.mod h1:YbFCdg8HfsridGWAh22vktObvhZbQsZXe4/zB0OKkWU=
@@ -119,9 +122,9 @@ github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXf
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
github.com/zenazn/goji v0.9.0/go.mod h1:7S9M489iMyHBNxwZnk9/EHS098H4/F6TATF2mIxtB1Q=
go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
@@ -140,22 +143,24 @@ golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8U
golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20201203163018-be400aefbc4c/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.0.0-20220314234659-1baeb1ce4c0b h1:Qwe1rC8PSniVfAFPFJeyUkB+zcysC3RgJBAGk7eqBEU=
golang.org/x/crypto v0.0.0-20220314234659-1baeb1ce4c0b/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
golang.org/x/crypto v0.20.0 h1:jmAMJJZXr5KiCw05dfYK9QnqaqKLYXijU23lsEdcQqg=
golang.org/x/crypto v0.20.0/go.mod h1:Xwo95rrVNIoSMx9wa1JroENMToLWn3RNVrTBpLHgZPQ=
golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/mod v0.33.0 h1:tHFzIWbBifEmbwtGz65eaWyGiGZatSrT9prnU8DbVL8=
golang.org/x/mod v0.33.0/go.mod h1:swjeQEj+6r7fODbD2cqrnje9PnziFuw4bmLbBZFrQ5w=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/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 v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -167,17 +172,19 @@ golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220412211240-33da011f77ad/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.42.0 h1:omrd2nAlyT5ESRdCLYdm3+fMfNFE/+Rf4bDIQImRJeo=
golang.org/x/sys v0.42.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190425163242-31fd60d6bfdc/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
@@ -186,6 +193,8 @@ golang.org/x/tools v0.0.0-20190823170909-c4a336ef6a2f/go.mod h1:b+2E5dAYhXwXZwtn
golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200103221440-774c71fcf114/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.42.0 h1:uNgphsn75Tdz5Ji2q36v/nsFSfR/9BRFvqhGBaJGd5k=
golang.org/x/tools v0.42.0/go.mod h1:Ma6lCIwGZvHK6XtgbswSoWroEkhugApmsXyrUmBhfr0=
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/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -196,7 +205,35 @@ gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8
gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
gopkg.in/inconshreveable/log15.v2 v2.0.0-20180818164646-67afb5ed74ec/go.mod h1:aPpfJ7XW+gOuirDoZ8gHhLh3kZ1B08FtV2bbmy7Jv3s=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
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=
honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
modernc.org/cc/v4 v4.27.1 h1:9W30zRlYrefrDV2JE2O8VDtJ1yPGownxciz5rrbQZis=
modernc.org/cc/v4 v4.27.1/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
modernc.org/ccgo/v4 v4.32.0 h1:hjG66bI/kqIPX1b2yT6fr/jt+QedtP2fqojG2VrFuVw=
modernc.org/ccgo/v4 v4.32.0/go.mod h1:6F08EBCx5uQc38kMGl+0Nm0oWczoo1c7cgpzEry7Uc0=
modernc.org/fileutil v1.4.0 h1:j6ZzNTftVS054gi281TyLjHPp6CPHr2KCxEXjEbD6SM=
modernc.org/fileutil v1.4.0/go.mod h1:EqdKFDxiByqxLk8ozOxObDSfcVOv/54xDs/DUHdvCUU=
modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
modernc.org/gc/v3 v3.1.2 h1:ZtDCnhonXSZexk/AYsegNRV1lJGgaNZJuKjJSWKyEqo=
modernc.org/gc/v3 v3.1.2/go.mod h1:HFK/6AGESC7Ex+EZJhJ2Gni6cTaYpSMmU/cT9RmlfYY=
modernc.org/goabi0 v0.2.0 h1:HvEowk7LxcPd0eq6mVOAEMai46V+i7Jrj13t4AzuNks=
modernc.org/goabi0 v0.2.0/go.mod h1:CEFRnnJhKvWT1c1JTI3Avm+tgOWbkOu5oPA8eH8LnMI=
modernc.org/libc v1.70.0 h1:U58NawXqXbgpZ/dcdS9kMshu08aiA6b7gusEusqzNkw=
modernc.org/libc v1.70.0/go.mod h1:OVmxFGP1CI/Z4L3E0Q3Mf1PDE0BucwMkcXjjLntvHJo=
modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8=
modernc.org/opt v0.1.4/go.mod h1:03fq9lsNfvkYSfxrfUhZCWPk1lm4cq4N+Bh//bEtgns=
modernc.org/sortutil v1.2.1 h1:+xyoGf15mM3NMlPDnFqrteY07klSFxLElE2PVuWIJ7w=
modernc.org/sortutil v1.2.1/go.mod h1:7ZI3a3REbai7gzCLcotuw9AC4VZVpYMjDzETGsSMqJE=
modernc.org/sqlite v1.48.0 h1:ElZyLop3Q2mHYk5IFPPXADejZrlHu7APbpB0sF78bq4=
modernc.org/sqlite v1.48.0/go.mod h1:hWjRO6Tj/5Ik8ieqxQybiEOUXy0NJFNp2tpvVpKlvig=
modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0=
modernc.org/strutil v1.2.1/go.mod h1:EHkiggD70koQxjVdSBM3JKM7k6L0FbGE5eymy9i3B9A=
modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=
modernc.org/token v1.1.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=

View File

@@ -3,6 +3,7 @@ package main
import (
"context"
"crypto/subtle"
"database/sql"
"embed"
"fmt"
"html/template"
@@ -12,11 +13,10 @@ import (
"git.wntrmute.dev/kyle/goutils/config"
"git.wntrmute.dev/kyle/kls/links"
"github.com/jackc/pgx/v4/pgxpool"
)
type server struct {
db *pgxpool.Pool
db *sql.DB
}
//go:embed templates/*.tpl
@@ -46,7 +46,7 @@ func (srv *server) postURL(w http.ResponseWriter, r *http.Request) {
return
}
isRawURL := boolean(r.FormValue("rawp"))
stripQuery := boolean(r.FormValue("strip"))
url := r.FormValue("value")
if len(url) == 0 {
@@ -54,7 +54,7 @@ func (srv *server) postURL(w http.ResponseWriter, r *http.Request) {
return
}
url, err = links.CleanString(url, isRawURL)
url, err = links.CleanString(url, stripQuery)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return

View File

@@ -2,48 +2,38 @@ package links
import (
"context"
"database/sql"
"fmt"
"git.wntrmute.dev/kyle/goutils/config"
"github.com/jackc/pgx/v4/pgxpool"
_ "modernc.org/sqlite"
)
const (
// The keys are all set up as constants to avoid typos and
// runtime surprises. I've prefixed the names with k, which
// perhaps counterintuitively is not for 'kyle' but for 'key'.
kDriver = "DB_ENGINE"
kName = "DB_NAME"
kUser = "DB_USER"
kPass = "DB_PASSWORD"
kHost = "DB_HOST"
kPort = "DB_PORT"
defaultDriver = "postgres"
defaultName = "kls"
defaultUser = "kls"
defaultPort = "5432"
kDBPath = "DB_PATH"
defaultPath = "kls.db"
)
func connString(user, pass, host, name, port string) string {
return fmt.Sprintf("postgres://%s:%s@%s:%s/%s?sslmode=verify-full",
user, pass, host, port, name)
}
const createTable = `CREATE TABLE IF NOT EXISTS urls (
id TEXT PRIMARY KEY,
url TEXT NOT NULL,
nurl TEXT NOT NULL,
short TEXT NOT NULL UNIQUE,
created_at TEXT NOT NULL
)`
// Connect will try to open a connection to the database using the
// standard configuration vars, etc.
func Connect(ctx context.Context) (*pgxpool.Pool, error) {
driver := config.GetDefault(kDriver, defaultDriver)
if driver != defaultDriver {
return nil, fmt.Errorf("database: unsupported driver %s", driver)
// Connect opens the SQLite database and ensures the schema exists.
func Connect(ctx context.Context) (*sql.DB, error) {
path := config.GetDefault(kDBPath, defaultPath)
db, err := sql.Open("sqlite", path)
if err != nil {
return nil, fmt.Errorf("database: %w", err)
}
user := config.GetDefault(kUser, defaultUser)
pass := config.Get(kPass)
host := config.Get(kHost)
name := config.GetDefault(kName, defaultName)
port := config.GetDefault(kPort, defaultPort)
cstr := connString(user, pass, host, name, port)
if _, err := db.ExecContext(ctx, createTable); err != nil {
db.Close()
return nil, fmt.Errorf("database: schema init: %w", err)
}
return pgxpool.Connect(ctx, cstr)
return db, nil
}

View File

@@ -2,17 +2,16 @@ package links
import (
"context"
"database/sql"
"log"
"net/url"
"time"
"github.com/Masterminds/squirrel"
"github.com/google/uuid"
"github.com/jackc/pgx/v4"
"github.com/jackc/pgx/v4/pgxpool"
)
var psql = squirrel.StatementBuilder.PlaceholderFormat(squirrel.Dollar)
var sq = squirrel.StatementBuilder.PlaceholderFormat(squirrel.Question)
type URL struct {
ID string
@@ -26,26 +25,27 @@ func (u *URL) Timestamp() string {
return u.CreatedAt.Format("2006-01-02 15:04")
}
func (u *URL) Store(ctx context.Context, db *pgxpool.Pool) error {
stmt := psql.Insert("urls").
func (u *URL) Store(ctx context.Context, db *sql.DB) error {
stmt := sq.Insert("urls").
Columns("id", "url", "nurl", "short", "created_at").
Values(u.ID, u.URL, u.NURL, u.Short, u.CreatedAt)
Values(u.ID, u.URL, u.NURL, u.Short, u.CreatedAt.Format(time.RFC3339))
query, args, err := stmt.ToSql()
if err != nil {
return err
}
_, err = db.Exec(ctx, query, args...)
_, err = db.ExecContext(ctx, query, args...)
return err
}
// Normalize cleans the URL to only the parts we care about.
func Normalize(u *url.URL) *url.URL {
norm := &url.URL{
Scheme: u.Scheme,
Host: u.Host,
Path: u.Path,
RawPath: u.RawPath,
Scheme: u.Scheme,
Host: u.Host,
Path: u.Path,
RawPath: u.RawPath,
RawQuery: u.RawQuery,
}
return norm
}
@@ -61,18 +61,19 @@ func NormalizeString(s string) (string, error) {
}
// Clean should scrub out junk from the URL.
func Clean(u *url.URL, keepQuery bool) *url.URL {
func Clean(u *url.URL, stripQuery bool) *url.URL {
norm := &url.URL{
Scheme: u.Scheme,
Host: u.Host,
Path: u.Path,
RawPath: u.RawPath,
RawQuery: u.RawQuery,
Fragment: u.Fragment,
RawFragment: u.RawFragment,
}
if keepQuery {
norm.RawQuery = u.RawQuery
if stripQuery {
norm.RawQuery = ""
}
return norm
}
@@ -107,7 +108,7 @@ func FromString(s string) (*URL, error) {
return New(u), nil
}
func Lookup(ctx context.Context, db *pgxpool.Pool, s string) (string, error) {
func Lookup(ctx context.Context, db *sql.DB, s string) (string, error) {
u, err := url.Parse(s)
if err != nil {
return "", nil
@@ -115,14 +116,14 @@ func Lookup(ctx context.Context, db *pgxpool.Pool, s string) (string, error) {
u = Normalize(u)
stmt := psql.Select("short").From("urls").
stmt := sq.Select("short").From("urls").
Where(squirrel.Eq{"nurl": u.String()})
query, args, err := stmt.ToSql()
if err != nil {
return "", err
}
row := db.QueryRow(ctx, query, args...)
row := db.QueryRowContext(ctx, query, args...)
var short string
err = row.Scan(&short)
@@ -133,13 +134,13 @@ func Lookup(ctx context.Context, db *pgxpool.Pool, s string) (string, error) {
return short, nil
}
func StoreURL(ctx context.Context, db *pgxpool.Pool, s string) (string, error) {
func StoreURL(ctx context.Context, db *sql.DB, s string) (string, error) {
short, err := Lookup(ctx, db, s)
if err == nil {
return short, nil
}
if err != pgx.ErrNoRows {
if err != sql.ErrNoRows {
return "", err
}
@@ -156,48 +157,50 @@ func StoreURL(ctx context.Context, db *pgxpool.Pool, s string) (string, error) {
return u.Short, nil
}
func RetrieveURL(ctx context.Context, db *pgxpool.Pool, short string) (string, error) {
func RetrieveURL(ctx context.Context, db *sql.DB, short string) (string, error) {
log.Printf("look up url for short code %s", short)
stmt := psql.Select("url").From("urls").
stmt := sq.Select("url").From("urls").
Where(squirrel.Eq{"short": short})
query, args, err := stmt.ToSql()
if err != nil {
return "", err
}
row := db.QueryRow(ctx, query, args...)
var url string
row := db.QueryRowContext(ctx, query, args...)
var u string
err = row.Scan(&url)
err = row.Scan(&u)
if err != nil {
return "", err
}
return url, nil
return u, nil
}
func FetchAll(ctx context.Context, db *pgxpool.Pool) ([]*URL, error) {
stmt := psql.Select("*").From("urls").OrderBy("created_at")
func FetchAll(ctx context.Context, db *sql.DB) ([]*URL, error) {
stmt := sq.Select("id", "url", "nurl", "short", "created_at").
From("urls").OrderBy("created_at")
query, args, err := stmt.ToSql()
if err != nil {
return nil, err
}
rows, err := db.Query(ctx, query, args...)
rows, err := db.QueryContext(ctx, query, args...)
if err != nil {
return nil, err
}
defer rows.Close()
var urls []*URL
for rows.Next() {
u := &URL{}
err = rows.Scan(
&u.ID,
&u.URL,
&u.NURL,
&u.Short,
&u.CreatedAt,
)
var ts string
err = rows.Scan(&u.ID, &u.URL, &u.NURL, &u.Short, &ts)
if err != nil {
return nil, err
}
u.CreatedAt, err = time.Parse(time.RFC3339, ts)
if err != nil {
return nil, err
}

14
main.go
View File

@@ -6,6 +6,7 @@ import (
"log"
"net"
"net/http"
"os"
"git.wntrmute.dev/kyle/goutils/config"
"git.wntrmute.dev/kyle/goutils/die"
@@ -29,10 +30,15 @@ func main() {
srv := &server{db: db}
http.Handle("/", srv)
addr := net.JoinHostPort(
config.Get("HTTP_ADDR"),
config.GetDefault("HTTP_PORT", "8000"),
)
var addr string
if port := os.Getenv("PORT"); port != "" {
addr = ":" + port
} else {
addr = net.JoinHostPort(
config.Get("HTTP_ADDR"),
config.GetDefault("HTTP_PORT", "8000"),
)
}
log.Print("listening on ", addr)
log.Fatal(http.ListenAndServe(addr, nil))
}

View File

@@ -1,7 +1,7 @@
CREATE TABLE urls (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
url TEXT NOT NULL,
nurl TEXT NOT NULL, -- normalized url
short TEXT NOT NULL UNIQUE,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
CREATE TABLE IF NOT EXISTS urls (
id TEXT PRIMARY KEY,
url TEXT NOT NULL,
nurl TEXT NOT NULL,
short TEXT NOT NULL UNIQUE,
created_at TEXT NOT NULL
);

View File

@@ -20,8 +20,8 @@
{{ end }}
<form action="/" method="POST">
<input type="text" id="value" name="value" /><br />
<label for="rawp">Don't normalize</label>
<input type="checkbox" id="rawp" name="rawp">
<label for="strip">Strip query string</label>
<input type="checkbox" id="strip" name="strip">
<br />
<input type="submit" value="Submit">
</form>