feat(endpoint, cli): support to convert logs to xlsx

#11

README.md

@@ -505,6 +505,7 @@ Ayd has these pages/endpoints.
 | [/incidents.json](http://localhost:9000/status.json) | Incident history in JSON format.                                     |
 | [/log.html](http://localhost:9000/log.html)          | Raw log data in HTML page.                                           |
 | [/log.csv](http://localhost:9000/log.csv)            | Raw log file in CSV format.                                          |
+| [/log.xlsx](http://localhost:9000/log.xlsx)          | Raw log file in Microsoft Excel (OpenXML Spreadsheet) format.        |
 | [/log.ltsv](http://localhost:9000/log.ltsv)          | Raw log file in LTSV (Labeled Tab-Separated Values) format.          |
 | [/log.json](http://localhost:9000/log.json)          | Raw log file in JSON format.                                         |
 | [/targets.txt](http://localhost:9000/targets.txt)    | The list of target URLs, separated by \\n.                           |

cmd/ayd/conv.go

@@ -5,9 +5,11 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"time"
 
 	"github.com/macrat/ayd/internal/logconv"
 	api "github.com/macrat/ayd/lib-ayd"
+	"github.com/mattn/go-isatty"
 	"github.com/spf13/pflag"
 )
 
@@ -33,6 +35,7 @@ Options:
   -c, --csv     Convert to CSV. (default format)
   -j, --json    Convert to JSON.
   -l, --ltsv    Convert to LTSV.
+  -x, --xlsx    Convert to XLSX.
 
   -h, --help    Show this help message and exit.
 `
@@ -45,6 +48,7 @@ func (c ConvCommand) Run(args []string) int {
 	toCsv := flags.BoolP("csv", "c", false, "Convert to CSV")
 	toJson := flags.BoolP("json", "j", false, "Convert to JSON")
 	toLtsv := flags.BoolP("ltsv", "l", false, "Convert to LTSV")
+	toXlsx := flags.BoolP("xlsx", "x", false, "Convert to XLSX")
 
 	help := flags.BoolP("help", "h", false, "Show this message and exit")
 
@@ -69,6 +73,9 @@ func (c ConvCommand) Run(args []string) int {
 	if *toLtsv {
 		count++
 	}
+	if *toXlsx {
+		count++
+	}
 	if count > 1 {
 		fmt.Fprintln(c.ErrStream, "error: flags for output format can not use multiple in the same time.")
 		return 2
@@ -102,6 +109,9 @@ func (c ConvCommand) Run(args []string) int {
 		}
 		defer f.Close()
 		output = f
+	} else if *toXlsx && isatty.IsTerminal(os.Stdout.Fd()) || isatty.IsCygwinTerminal(os.Stdout.Fd()) {
+		fmt.Fprintln(c.ErrStream, "error: can not write xlsx format to stdout. please redirect or use -o option.")
+		return 2
 	}
 
 	var err error
@@ -110,6 +120,8 @@ func (c ConvCommand) Run(args []string) int {
 		err = c.toJson(scanners, output)
 	case *toLtsv:
 		err = c.toLTSV(scanners, output)
+	case *toXlsx:
+		err = c.toXlsx(scanners, output)
 	default:
 		err = c.toCSV(scanners, output)
 	}
@@ -167,3 +179,14 @@ func (c ConvCommand) toLTSV(scanners []api.LogScanner, output io.Writer) error {
 
 	return nil
 }
+
+func (c ConvCommand) toXlsx(scanners []api.LogScanner, output io.Writer) error {
+	createdAt := time.Now()
+	for _, s := range scanners {
+		if err := logconv.ToXlsx(output, s, createdAt); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}

cmd/ayd/conv_test.go

@@ -82,28 +82,28 @@ func TestConvCommand_Run(t *testing.T) {
 		},
 		{
 			[]string{"-j", "-c"},
-			testutil.DummyLog,
+			``,
 			"",
 			"error: flags for output format can not use multiple in the same time.\n",
 			2,
 		},
 		{
 			[]string{"-c", "./testdata/no-such-file"},
-			testutil.DummyLog,
+			``,
 			"",
 			"error: failed to open input log file: .*\n",
 			1,
 		},
 		{
 			[]string{"-h"},
-			testutil.DummyLog,
+			``,
 			main.ConvHelp,
 			"",
 			0,
 		},
 		{
 			[]string{"--no-such-option"},
-			testutil.DummyLog,
+			``,
 			"",
 			"unknown flag: --no-such-option\n\nPlease see `ayd conv -h` for more information.\n",
 			2,

go.mod

@@ -9,8 +9,10 @@ require (
 	github.com/google/uuid v1.3.0
 	github.com/jlaffaye/ftp v0.1.0
 	github.com/macrat/go-parallel-pinger v1.1.3
+	github.com/mattn/go-isatty v0.0.16
 	github.com/robfig/cron/v3 v3.0.1
 	github.com/spf13/pflag v1.0.5
+	github.com/xuri/excelize/v2 v2.6.1
 	goftp.io/server v0.4.1
 	golang.org/x/sys v0.2.0
 	golang.org/x/text v0.4.0
@@ -19,5 +21,11 @@ require (
 require (
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-multierror v1.1.1 // indirect
+	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 // indirect
+	github.com/richardlehane/mscfb v1.0.4 // indirect
+	github.com/richardlehane/msoleps v1.0.3 // indirect
+	github.com/xuri/efp v0.0.0-20220603152613-6918739fd470 // indirect
+	github.com/xuri/nfp v0.0.0-20220409054826-5e722a1d9e22 // indirect
+	golang.org/x/crypto v0.0.0-20220817201139-bc19a97f63c8 // indirect
 	golang.org/x/net v0.2.0 // indirect
 )

go.sum

@@ -22,11 +22,20 @@ github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfV
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/macrat/go-parallel-pinger v1.1.3 h1:WpD2jHXoOn/A2Uy0CAvd85lpNHzX0jnO0hYSDcyEHA0=
 github.com/macrat/go-parallel-pinger v1.1.3/go.mod h1:6Vkhm1prLe3/7Go6AUE6M9n0UjD94IwDK0iz/SystUc=
+github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/minio/minio-go/v6 v6.0.46/go.mod h1:qD0lajrGW49lKZLtXKtCB4X/qkMf0a5tBvN2PaZg7Gg=
 github.com/minio/sha256-simd v0.1.1/go.mod h1:B5e1o+1/KgNmWrSQK08Y6Z1Vb5pwIktudl0J58iy0KM=
 github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
+github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 h1:RWengNIwukTxcDr9M+97sNutRR1RKhG96O6jWumTTnw=
+github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826/go.mod h1:TaXosZuwdSHYgviHp1DAtfrULt5eUgsSMsZf+YrPgl8=
 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/richardlehane/mscfb v1.0.4 h1:WULscsljNPConisD5hR0+OyZjwK46Pfyr6mPu5ZawpM=
+github.com/richardlehane/mscfb v1.0.4/go.mod h1:YzVpcZg9czvAuhk9T+a3avCpcFPMUWm7gK3DypaEsUk=
+github.com/richardlehane/msoleps v1.0.1/go.mod h1:BWev5JBpU9Ko2WAgmZEuiz4/u3ZYTKbjLycmwiWUfWg=
+github.com/richardlehane/msoleps v1.0.3 h1:aznSZzrwYRl3rLKRT3gUk9am7T/mLNSnJINvN0AQoVM=
+github.com/richardlehane/msoleps v1.0.3/go.mod h1:BWev5JBpU9Ko2WAgmZEuiz4/u3ZYTKbjLycmwiWUfWg=
 github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs=
 github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
@@ -38,37 +47,59 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
+github.com/xuri/efp v0.0.0-20220603152613-6918739fd470 h1:6932x8ltq1w4utjmfMPVj09jdMlkY0aiA6+Skbtl3/c=
+github.com/xuri/efp v0.0.0-20220603152613-6918739fd470/go.mod h1:ybY/Jr0T0GTCnYjKqmdwxyxn2BQf2RcQIIvex5QldPI=
+github.com/xuri/excelize/v2 v2.6.1 h1:ICBdtw803rmhLN3zfvyEGH3cwSmZv+kde7LhTDT659k=
+github.com/xuri/excelize/v2 v2.6.1/go.mod h1:tL+0m6DNwSXj/sILHbQTYsLi9IF4TW59H2EF3Yrx1AU=
+github.com/xuri/nfp v0.0.0-20220409054826-5e722a1d9e22 h1:OAmKAfT06//esDdpi/DZ8Qsdt4+M5+ltca05dA5bG2M=
+github.com/xuri/nfp v0.0.0-20220409054826-5e722a1d9e22/go.mod h1:WwHg+CVyzlv/TX9xqBFXEZAuxOPxn2k1GNHwG41IIUQ=
 goftp.io/server v0.4.1 h1:x7KG4HIxSMdK/rpYhExMinRN/aO/T9icvaG/B5e/XfY=
 goftp.io/server v0.4.1/go.mod h1:hFZeR656ErRt3ojMKt7H10vQ5nuWV1e0YeUTeorlR6k=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20220817201139-bc19a97f63c8 h1:GIAS/yBem/gq2MUqgNIzUHW7cJMmx3TGZOrnyYaNQ6c=
+golang.org/x/crypto v0.0.0-20220817201139-bc19a97f63c8/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+golang.org/x/image v0.0.0-20220413100746-70e8d0d3baa9 h1:LRtI4W37N+KFebI/qV0OFiLUv4GLOWeEW5hn/KEJvxE=
+golang.org/x/image v0.0.0-20220413100746-70e8d0d3baa9/go.mod h1:023OzeP/+EPmXeapQh35lcL3II3LrY8Ic+EFFKVhULM=
 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 v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
 golang.org/x/net v0.0.0-20190724013045-ca1201d0de80/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220403103023-749bd193bc2b/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
+golang.org/x/net v0.0.0-20220812174116-3211cb980234/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
 golang.org/x/net v0.2.0 h1:sZfSu1wtKLGlWI4ZZayP0ck9Y73K1ynO6gqzTdBVdPU=
 golang.org/x/net v0.2.0/go.mod h1:KqCZLdyyvdV855qA2rE3GC2aiw5xGR5TEjj8smXukLY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190726091711-fc99dfbffb4e/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 v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220405210540-1e041c57c461/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.2.0 h1:ljd4t30dBnAvMZaQCevtY0xLLD0A+bRZXbgLMLU1F/A=
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.4.0 h1:BrVqGRd7+k1DiOgtnFvAkoQEWQvBc25ouMJM6429SFg=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/ini.v1 v1.42.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

internal/endpoint/benchmark_test.go

@@ -23,6 +23,7 @@ func Benchmark_endpoints(b *testing.B) {
 		{"/incidents.csv", endpoint.IncidentsCSVEndpoint},
 		{"/log.html", endpoint.LogHTMLEndpoint},
 		{"/log.csv", endpoint.LogCSVEndpoint},
+		{"/log.xlsx", endpoint.LogXlsxEndpoint},
 		{"/log.ltsv", endpoint.LogLTSVEndpoint},
 		{"/log.json", endpoint.LogJsonEndpoint},
 		{"/metrics", endpoint.MetricsEndpoint},

internal/endpoint/endpoint.go

@@ -61,10 +61,11 @@ func New(s Store) http.Handler {
 	m.Handle("/incidents.csv", LinkHeader{IncidentsCSVEndpoint(s), incidentsLink})
 	m.Handle("/incidents.json", LinkHeader{IncidentsJSONEndpoint(s), incidentsLink})
 
-	logLink := `<log.html>;rel="alternate";type="text/html", <log.csv>;rel="alternate";type="text/csv", <log.ltsv>;rel="alternate";type="text/plain", <log.json>;rel="alternate";type="application/json"`
+	logLink := `<log.html>;rel="alternate";type="text/html", <log.csv>;rel="alternate";type="text/csv", <log.xlsx>;rel="alternate";type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", <log.ltsv>;rel="alternate";type="text/plain", <log.json>;rel="alternate";type="application/json"`
 	m.Handle("/log", http.RedirectHandler("/log.html", http.StatusMovedPermanently))
 	m.Handle("/log.html", LinkHeader{LogHTMLEndpoint(s), logLink})
 	m.Handle("/log.csv", LinkHeader{LogCSVEndpoint(s), logLink})
+	m.Handle("/log.xlsx", LinkHeader{LogXlsxEndpoint(s), logLink})
 	m.Handle("/log.ltsv", LinkHeader{LogLTSVEndpoint(s), logLink})
 	m.Handle("/log.json", LinkHeader{LogJsonEndpoint(s), logLink})
 

internal/endpoint/log.go

@@ -285,6 +285,24 @@ func LogLTSVEndpoint(s Store) http.HandlerFunc {
 	}
 }
 
+func LogXlsxEndpoint(s Store) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
+
+		scanner, code, err := newLogScanner(s, "log.xlsx", r)
+		if err != nil {
+			w.WriteHeader(code)
+			w.Write([]byte(err.Error() + "\n"))
+			return
+		}
+		defer scanner.Close()
+
+		scanner = setFilter(scanner, r)
+		err = logconv.ToXlsx(w, scanner, time.Now())
+		handleError(s, "log.xlsx", err)
+	}
+}
+
 //go:embed templates/log.html
 var logHTMLTemplate string
 

internal/endpoint/log_test.go

@@ -512,6 +512,23 @@ func TestLogCSVEndpoint(t *testing.T) {
 	}
 }
 
+func TestLogXlsxEndpoint(t *testing.T) {
+	srv := testutil.StartTestServer(t)
+	t.Cleanup(func() {
+		srv.Close()
+	})
+
+	resp, err := srv.Client().Get(srv.URL + "/log.xlsx")
+	if err != nil {
+		t.Fatalf("failed to get /log.xlsx: %s", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != 200 {
+		t.Errorf("unexpected status: %s", resp.Status)
+	}
+}
+
 func TestLogLTSVEndpoint(t *testing.T) {
 	tests := []struct {
 		Name       string

internal/endpoint/templates/base.html

@@ -202,6 +202,7 @@ <h1>
                         <a href="/log.html" type="text/html">Log</a>
                         <ul class="menu-types">
                             <li><a href="/log.csv" type="text/csv">CSV</a></li>
+                            <li><a href="/log.xlsx" type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet">XLSX</a></li>
                             <li><a href="/log.ltsv" type="text/plain">LTSV</a></li>
                             <li><a href="/log.json" type="application/json">json</a></li>
                         </ul>

internal/endpoint/templates/log.html

@@ -121,6 +121,7 @@
             {{ .Count }} of {{ .Total }} records have shown<br />
             download all log as
             <a href="{{ printf "/log.csv?%s" .RawQuery }}" type="text/csv" download="ayd-log.csv">CSV</a>
+            <a href="{{ printf "/log.xlsx?%s" .RawQuery }}" type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" download="ayd-log.xlsx">XLSX</a>
             <a href="{{ printf "/log.ltsv?%s" .RawQuery }}" type="text/plain" download="ayd-log.ltsv">LTSV</a>
             <a href="{{ printf "/log.json?%s" .RawQuery }}" type="application/json" download="ayd-log.json">JSON</a>
         </div>

internal/endpoint/testdata/incidents.html

@@ -202,6 +202,7 @@
                         <a href="/log.html" type="text/html">Log</a>
                         <ul class="menu-types">
                             <li><a href="/log.csv" type="text/csv">CSV</a></li>
+                            <li><a href="/log.xlsx" type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet">XLSX</a></li>
                             <li><a href="/log.ltsv" type="text/plain">LTSV</a></li>
                             <li><a href="/log.json" type="application/json">json</a></li>
                         </ul>

internal/endpoint/testdata/log.html

@@ -244,6 +244,7 @@
                         <a href="/log.html" type="text/html">Log</a>
                         <ul class="menu-types">
                             <li><a href="/log.csv" type="text/csv">CSV</a></li>
+                            <li><a href="/log.xlsx" type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet">XLSX</a></li>
                             <li><a href="/log.ltsv" type="text/plain">LTSV</a></li>
                             <li><a href="/log.json" type="application/json">json</a></li>
                         </ul>
@@ -336,6 +337,7 @@
             7 of 7 records have shown<br />
             download all log as
             <a href="/log.csv?query=&amp;since=2021-01-01T00%3A00%3A00Z&amp;until=2021-01-03T00%3A00%3A00Z" type="text/csv" download="ayd-log.csv">CSV</a>
+            <a href="/log.xlsx?query=&amp;since=2021-01-01T00%3A00%3A00Z&amp;until=2021-01-03T00%3A00%3A00Z" type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" download="ayd-log.xlsx">XLSX</a>
             <a href="/log.ltsv?query=&amp;since=2021-01-01T00%3A00%3A00Z&amp;until=2021-01-03T00%3A00%3A00Z" type="text/plain" download="ayd-log.ltsv">LTSV</a>
             <a href="/log.json?query=&amp;since=2021-01-01T00%3A00%3A00Z&amp;until=2021-01-03T00%3A00%3A00Z" type="application/json" download="ayd-log.json">JSON</a>
         </div>

internal/endpoint/testdata/status.html

@@ -336,6 +336,7 @@
                         <a href="/log.html" type="text/html">Log</a>
                         <ul class="menu-types">
                             <li><a href="/log.csv" type="text/csv">CSV</a></li>
+                            <li><a href="/log.xlsx" type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet">XLSX</a></li>
                             <li><a href="/log.ltsv" type="text/plain">LTSV</a></li>
                             <li><a href="/log.json" type="application/json">json</a></li>
                         </ul>