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misc: small fix or general refactoring i did not bother commenting

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Simone Margaritelli 2024-09-20 15:48:20 +02:00
commit 76e094f687
8 changed files with 733 additions and 679 deletions
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202
modules/zerogod/zerogod_ipp_get_printer_attributes.go Normal file
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package zerogod
import (
"fmt"
"time"
"github.com/evilsocket/islazy/ops"
"github.com/phin1x/go-ipp"
)
func ippOnGetPrinterAttributes(ctx *HandlerContext, ipp_req *ipp.Request) {
ipp_resp := ipp.NewResponse(ipp.StatusOk, ipp_req.RequestId)
// https://tools.ietf.org/html/rfc2911 section 3.1.4.2 Response Operation Attributes
ipp_resp.OperationAttributes["attributes-charset"] = []ipp.Attribute{
{
Value: "utf-8",
Tag: ipp.TagCharset,
},
}
ipp_resp.OperationAttributes["attributes-natural-language"] = []ipp.Attribute{
{
Value: "en",
Tag: ipp.TagLanguage,
},
}
// collect user attributes
userProps := make(map[string]string)
for name, defaultValue := range IPP_USER_ATTRIBUTES {
if value, found := ctx.ippAttributes[name]; found {
userProps[name] = value
} else {
userProps[name] = defaultValue
}
}
// rfc2911 section 4.4
ipp_resp.PrinterAttributes = []ipp.Attributes{
{
// custom
"printer-name": []ipp.Attribute{
{
Value: userProps["printer-name"],
Tag: ipp.TagName,
},
},
"printer-info": []ipp.Attribute{
{
Value: userProps["printer-info"],
Tag: ipp.TagText,
},
},
"printer-make-and-model": []ipp.Attribute{
{
Value: userProps["printer-make-and-model"],
Tag: ipp.TagText,
},
},
"printer-location": []ipp.Attribute{
{
Value: userProps["printer-location"],
Tag: ipp.TagText,
},
},
"printer-privacy-policy-uri": []ipp.Attribute{
{
Value: userProps["printer-privacy-policy-uri"],
Tag: ipp.TagUri,
},
},
"ppd-name": []ipp.Attribute{
{
Value: userProps["ppd-name"],
Tag: ipp.TagName,
},
},
"printer-uri-supported": []ipp.Attribute{
{
Value: fmt.Sprintf("%s://%s:%d/printer", ops.Ternary(ctx.srvTLS, "ipps", "ipp"), ctx.srvHost, ctx.srvPort),
Tag: ipp.TagUri,
},
},
"uri-security-supported": []ipp.Attribute{
{
Value: ops.Ternary(ctx.srvTLS, "tls", "none"),
Tag: ipp.TagKeyword,
},
},
"uri-authentication-supported": []ipp.Attribute{
{
Value: "none",
Tag: ipp.TagKeyword,
},
},
"printer-state": []ipp.Attribute{
{
Value: 3, // idle
Tag: ipp.TagEnum,
},
},
"printer-state-reasons": []ipp.Attribute{
{
Value: "none",
Tag: ipp.TagKeyword,
},
},
"ipp-versions-supported": []ipp.Attribute{
{
Value: "1.1",
Tag: ipp.TagKeyword,
},
},
"operations-supported": []ipp.Attribute{
{
Value: []int{
0x0002, // print job (required by cups)
0x0004, // validate job (required by cups)
0x0008, // cancel job (required by cups)
0x0009, // get job attributes (required by cups)
0x000b, // get printer attributes
},
Tag: ipp.TagEnum,
},
},
"multiple-document-jobs-supported": []ipp.Attribute{
{
Value: false,
Tag: ipp.TagBoolean,
},
},
"charset-configured": []ipp.Attribute{
{
Value: "utf-8",
Tag: ipp.TagCharset,
},
},
"charset-supported": []ipp.Attribute{
{
Value: "utf-8",
Tag: ipp.TagCharset,
},
},
"natural-language-configured": []ipp.Attribute{
{
Value: "en",
Tag: ipp.TagLanguage,
},
},
"generated-natural-language-supported": []ipp.Attribute{
{
Value: "en",
Tag: ipp.TagLanguage,
},
},
"document-format-default": []ipp.Attribute{
{
Value: "application/pdf",
Tag: ipp.TagMimeType,
},
},
"document-format-supported": []ipp.Attribute{
{
Value: "application/pdf",
Tag: ipp.TagMimeType,
},
},
"printer-is-accepting-jobs": []ipp.Attribute{
{
Value: true,
Tag: ipp.TagBoolean,
},
},
"queued-job-count": []ipp.Attribute{
{
Value: 0,
Tag: ipp.TagInteger,
},
},
"pdl-override-supported": []ipp.Attribute{
{
Value: "not-attempted",
Tag: ipp.TagKeyword,
},
},
"printer-up-time": []ipp.Attribute{
{
Value: time.Now().Unix(),
Tag: ipp.TagInteger,
},
},
"compression-supported": []ipp.Attribute{
{
Value: "none",
Tag: ipp.TagKeyword,
},
},
},
}
ippSendResponse(ctx, ipp_resp)
}