add dmsghttp feature

.appveyor.yml

@@ -1,6 +1,6 @@
 version: "{build}"
 
-stack: go 1.16.7
+stack: go 1.16.10
 
 environment:
   matrix:

CHANGELOG.md

@@ -17,6 +17,14 @@ This is a note for developers about the recommended tags to keep track of the ch
 
 Dates must be YEAR-MONTH-DAY
 -->
+## [0.3.1] - 2021-06-30
+### Changed
+
+- Updated Skywire to `v0.4.2`.
+
+### Fixed
+- Fixed `make build-skybian-img`.
+- Updated `orange pi prime`  and `orange pi 3` OS image urls.
 
 ## [0.2.1] - 2021-03-24
 

README.md

@@ -21,12 +21,12 @@ Golang 1.13+ is requred.
 **Additional dependencies for building Skybian base image:**
 
 ```
-rsync wget 7z cut awk sha256sum gzip tar e2fsck losetup resize2fs truncate sfdisk qemu-aarch64-static qemu-arm-static go
+rsync wget 7z cut awk sha256sum gzip tar e2fsck losetup resize2fs truncate sfdisk xorg-dev qemu-aarch64-static qemu-arm-static go
 ```
 
 For Debian-based linux distributions, you can install these via:
 ```bash
-$ sudo apt update && sudo apt install -y p7zip-full qemu-user-static build-essential crossbuild-essential-arm64
+$ sudo apt update && sudo apt install -y p7zip-full qemu-user-static build-essential crossbuild-essential-arm64 xorg-dev
 ```
 
 On Arch-based distributions, to satisfy the `qemu-aarch64-static` dependency, one can install the `qemu-arm-static` AUR package.
@@ -90,6 +90,7 @@ Values of the boot parameters are separated by `0x1F` characters. The values are
 - `GW`: The gateway IP address. Only IPv4 compatible addresses are supported.
 - `SS`: The passcode for the `skysocks` app (Only valid if `MD=0x01` - Visor).
 - `HVS`: Delegated hypervisor public keys. (Only valid of `MD=0x01` - Visor).
+- `DH`: DMSGHTTP Servers List. (Only available if dmsghttp checked and selected related json file).
 
 These values can be written by the `skyimager-gui` (provided in this repo) with user-provided options.
 

build.conf

@@ -9,6 +9,7 @@
 # version must always start with "v" like:  v0.1.45-rc
 
 VERSION=v0.4.0
+
 # This must match the tags in the github repository
 
 # loading the actual path
@@ -25,6 +26,7 @@ RASPBIAN_ARM64_DOWNLOAD_URL="https://downloads.raspberrypi.org/raspios_lite_arm6
 
 # Skywire release download for OS running on destination skyminer
 SKYWIRE_VERSION=v0.5.0
+
 SKYWIRE_ARM64_DOWNLOAD_URL="https://github.com/skycoin/skywire/releases/download/$SKYWIRE_VERSION/skywire-$SKYWIRE_VERSION-linux-arm64.tar.gz"
 SKYWIRE_ARM_DOWNLOAD_URL="https://github.com/skycoin/skywire/releases/download/$SKYWIRE_VERSION/skywire-$SKYWIRE_VERSION-linux-arm.tar.gz"
 # Offset and sector size of the Armbian image for rootfs (found automatically if not set)

dmsghttp-config.json

@@ -0,0 +1,13 @@
+{
+  "dmsg_servers": [
+    "ip:port",
+    "ip:port",
+    "ip:port"
+  ],
+  "dmsg_discovery": "dmsg://pk:port",
+  "transport_discovery": "dmsg://pk:port",
+  "address_resolver": "dmsg://pk:port",
+  "route_finder": "dmsg://pk:port",
+  "uptime_tracker": "dmsg://pk:port",
+  "service_discovery": "dmsg://pk:port"
+}

go.mod

@@ -5,15 +5,14 @@ go 1.16
 
 require (
 	fyne.io/fyne/v2 v2.1.0
-	github.com/fyne-io/fyne-cross v1.1.2 // indirect
 	github.com/google/go-github v17.0.0+incompatible
 	github.com/mholt/archiver v3.1.1+incompatible
 	github.com/rakyll/statik v0.1.7
 	github.com/sirupsen/logrus v1.8.1
 	github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966
-	github.com/skycoin/dmsg v0.0.0-20210920120709-00d42a07e45a
+	github.com/skycoin/dmsg v0.0.0-20211007145032-962409e5845f
 	github.com/skycoin/skycoin v0.27.1
-	github.com/skycoin/skywire v0.5.0-rc1.0.20210928121629-42a9d6fc03f1
+	github.com/skycoin/skywire v0.5.2-0.20211117112105-25406ce9ef63
 	github.com/stretchr/testify v1.6.1
 	golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4
 )

go.sum

@@ -15,7 +15,6 @@ github.com/AudriusButkevicius/pfilter v0.0.0-20210515103320-4b4b86609d51/go.mod
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/toml v0.4.1/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
-github.com/Kodeworks/golang-image-ico v0.0.0-20141118225523-73f0f4cfade9 h1:1ltqoej5GtaWF8jaiA49HwsZD459jqm9YFz9ZtMFpQA=
 github.com/Kodeworks/golang-image-ico v0.0.0-20141118225523-73f0f4cfade9/go.mod h1:7uhhqiBaR4CpN0k9rMjOtjpcfGd6DG2m04zQxKnWQ0I=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d h1:G0m3OIz70MZUWq3EgK3CesDbo8upS2Vm9/P3FtgI+Jk=
@@ -51,8 +50,6 @@ github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwc
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/creack/pty v1.1.10/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/creack/pty v1.1.11/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/creack/pty v1.1.15/go.mod h1:MOBLtS5ELjhRRrroQr9kyvTxUAFNvYEK993ew/Vr4O4=
 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=
@@ -70,10 +67,6 @@ github.com/fredbi/uri v0.0.0-20181227131451-3dcfdacbaaf3/go.mod h1:CzM2G82Q9BDUv
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
-github.com/fyne-io/fyne-cross v1.1.1 h1:loYNaPB7ty43owmPzyDH5jxuEPfBUx+MZ0K41LenqJc=
-github.com/fyne-io/fyne-cross v1.1.1/go.mod h1:rFwn/M7pkAVZkQTndaD3i5DbZ5oTMJIEWDCF2w7d60Q=
-github.com/fyne-io/fyne-cross v1.1.2 h1:LezY9vF5gLGpNoSGzB5EP0MU9D/b3F73NKafTZZnSLw=
-github.com/fyne-io/fyne-cross v1.1.2/go.mod h1:rFwn/M7pkAVZkQTndaD3i5DbZ5oTMJIEWDCF2w7d60Q=
 github.com/gen2brain/dlgs v0.0.0-20210609125024-bf6c92aaa984/go.mod h1:/eFcjDXaU2THSOOqLxOPETIbHETnamk8FA/hMjhg/gU=
 github.com/getlantern/context v0.0.0-20190109183933-c447772a6520/go.mod h1:L+mq6/vvYHKjCX2oez0CgEAJmbq1fbb/oNJIWQkBybY=
 github.com/getlantern/errors v0.0.0-20190325191628-abdb3e3e36f7/go.mod h1:l+xpFBrCtDLpK9qNjxs+cHU6+BAdlBaxHqikB6Lku3A=
@@ -210,9 +203,8 @@ github.com/marten-seemann/qtls-go1-15 v0.1.4 h1:RehYMOyRW8hPVEja1KBVsFVNSm35Jj9M
 github.com/marten-seemann/qtls-go1-15 v0.1.4/go.mod h1:GyFwywLKkRt+6mfU99csTEY1joMZz5vmB1WNZH3P81I=
 github.com/mattn/go-colorable v0.1.8 h1:c1ghPdyEDarC70ftn0y+A/Ee++9zz8ljHG1b13eJ0s8=
 github.com/mattn/go-colorable v0.1.8/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
+github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
-github.com/mattn/go-isatty v0.0.13 h1:qdl+GuBjcsKKDco5BsxPJlId98mSWNKqYA+Co0SC1yA=
-github.com/mattn/go-isatty v0.0.13/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/mgutz/ansi v0.0.0-20170206155736-9520e82c474b/go.mod h1:01TrycV0kFyexm33Z7vhZRXopbI8J3TDReVlkTgMUxE=
 github.com/mgutz/ansi v0.0.0-20200706080929-d51e80ef957d h1:5PJl274Y63IEHC+7izoQE9x6ikvDFZS2mDVS3drnohI=
@@ -312,16 +304,15 @@ github.com/sirupsen/logrus v1.8.1 h1:dJKuHgqk1NNQlqoA6BTlM1Wf9DOH3NBjQyu0h9+AZZE
 github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
 github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966 h1:JIAuq3EEf9cgbU6AtGPK4CTG3Zf6CKMNqf0MHTggAUA=
 github.com/skratchdot/open-golang v0.0.0-20200116055534-eef842397966/go.mod h1:sUM3LWHvSMaG192sy56D9F7CNvL7jUJVXoqM1QKLnog=
-github.com/skycoin/dmsg v0.0.0-20210915195912-2f9b055f39fe/go.mod h1:qs+tELY7/gHRHqCK0iPp62BuYlu10OcV5zN0lpa1Scc=
-github.com/skycoin/dmsg v0.0.0-20210920120709-00d42a07e45a h1:nwPsyPz33ti8ZcsJWWsbnjOZw2w2W8U2JpSQ26KHLps=
-github.com/skycoin/dmsg v0.0.0-20210920120709-00d42a07e45a/go.mod h1:p9RQVoY18Rpi5mrbIfE55z7XcKTscIUiNh8nv1ou1/8=
+github.com/skycoin/dmsg v0.0.0-20211007145032-962409e5845f h1:0/PJaqsGvkfuf4I/Jg2ayQq0AJg5qhIhK4YzevX72Bg=
+github.com/skycoin/dmsg v0.0.0-20211007145032-962409e5845f/go.mod h1:p9RQVoY18Rpi5mrbIfE55z7XcKTscIUiNh8nv1ou1/8=
 github.com/skycoin/noise v0.0.0-20180327030543-2492fe189ae6 h1:1Nc5EBY6pjfw1kwW0duwyG+7WliWz5u9kgk1h5MnLuA=
 github.com/skycoin/noise v0.0.0-20180327030543-2492fe189ae6/go.mod h1:UXghlricA7J3aRD/k7p/zBObQfmBawwCxIVPVjz2Q3o=
 github.com/skycoin/skycoin v0.26.0/go.mod h1:78nHjQzd8KG0jJJVL/j0xMmrihXi70ti63fh8vXScJw=
 github.com/skycoin/skycoin v0.27.1 h1:HatxsRwVSPaV4qxH6290xPBmkH/HgiuAoY2qC+e8C9I=
 github.com/skycoin/skycoin v0.27.1/go.mod h1:78nHjQzd8KG0jJJVL/j0xMmrihXi70ti63fh8vXScJw=
-github.com/skycoin/skywire v0.5.0-rc1.0.20210928121629-42a9d6fc03f1 h1:6rqD0Q1TgiWTGF99C7lUbrComNgIBez4/tqAP2b8Mew=
-github.com/skycoin/skywire v0.5.0-rc1.0.20210928121629-42a9d6fc03f1/go.mod h1:mgDMpaOFkMPt8gbCTI5VniyBsczUkvcDWdLhXRqG+Zs=
+github.com/skycoin/skywire v0.5.2-0.20211117112105-25406ce9ef63 h1:kHDwJV4O0ggN+8EeBKetxYwX9DNhjjNsp2tB+uU+esk=
+github.com/skycoin/skywire v0.5.2-0.20211117112105-25406ce9ef63/go.mod h1:H35tSOwurUtc25Pm2lr5vLQIm8tzrfJV92mSUb2dXvY=
 github.com/skycoin/yamux v0.0.0-20200803175205-571ceb89da9f h1:A5dEM1OE9YhN3LciZU9qPjo7fJ46JeHNi3JCroDkK0Y=
 github.com/skycoin/yamux v0.0.0-20200803175205-571ceb89da9f/go.mod h1:48cleOxgkiLbgv322LOg2Vrxtu180Mb8GG1HbuhmFYM=
 github.com/soheilhy/cmux v0.1.4/go.mod h1:IM3LyeVVIOuxMH7sFAkER9+bJ4dT7Ms6E4xg4kGIyLM=
@@ -412,9 +403,8 @@ golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a h1:kr2P4QFmQr29mSLA43kwrOcgcReGTfbE9N577tCTuBc=
 golang.org/x/crypto v0.0.0-20210513164829-c07d793c2f9a/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
+golang.org/x/image v0.0.0-20200430140353-33d19683fad8 h1:6WW6V3x1P/jokJBpRQYUJnMHRP6isStQwCozxnU7XQw=
 golang.org/x/image v0.0.0-20200430140353-33d19683fad8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
-golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d h1:RNPAfi2nHY7C2srAV8A49jpsYr0ADedCk1wq6fTMTvs=
-golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d/go.mod h1:023OzeP/+EPmXeapQh35lcL3II3LrY8Ic+EFFKVhULM=
 golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
@@ -492,9 +482,9 @@ golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210217105451-b926d437f341/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210608053332-aa57babbf139/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c h1:F1jZWGFhYfh0Ci55sIpILtKKK8p3i2/krTr0H1rg74I=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6 h1:foEbQz/B0Oz6YIqu/69kfXPYeFQAuuMYFkjaqXzl5Wo=
+golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210406210042-72f3dc4e9b72/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210503060354-a79de5458b56 h1:b8jxX3zqjpqb2LklXPzKSGJhzyxCOZSz8ncv8Nv+y7w=

integration/cmd/mock_mbr.go

@@ -34,10 +34,10 @@ func main() {
 	switch mode {
 	case 0:
 		// Hypervisor
-		bp, err = boot.MakeHypervisorParams(gwIP, sk, "", "")
+		bp, err = boot.MakeHypervisorParams(gwIP, sk, "", "", "")
 	case 1:
 		// Visor.
-		bp, err = boot.MakeVisorParams(gwIP, gwIP, sk, makeHvPKs(), "123456", "", "")
+		bp, err = boot.MakeVisorParams(gwIP, gwIP, sk, makeHvPKs(), "123456", "", "", "")
 	default:
 		err = errors.New("invalid mode")
 	}

pkg/boot/params.go

@@ -2,9 +2,11 @@ package boot
 
 import (
 	"bytes"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
+	"io/ioutil"
 	"net"
 	"os"
 	"strings"
@@ -62,6 +64,8 @@ const (
 	SocksPassEnv     = "SS"
 	WifiNameEnv      = "WFN"
 	WifiPassEnv      = "WFP"
+	// DSMGHTTP
+	DMSGHTTPEnv = "DH"
 )
 
 // Modes.
@@ -118,13 +122,26 @@ type Params struct {
 	LocalPK          cipher.PubKey `json:"local_pk"` // Not actually encoded to bps.
 	LocalSK          cipher.SecKey `json:"local_sk"`
 
+	// only on dmsghttp
+	DMSGHTTP string `json:"dmsghttp,omitempty"`
+
 	// only valid if mode == "0x00" (hypervisor)
 	HypervisorPKs    cipher.PubKeys `json:"hypervisor_pks,omitempty"`
 	SkysocksPasscode string         `json:"skysocks_passcode,omitempty"`
 }
 
+type dmsgHTTPServers struct {
+	DMSGServers        []string `json:"dmsg_servers"`
+	DMSGDiscovery      string   `json:"dmsg_discovery"`
+	TransportDiscovery string   `json:"transport_discovery"`
+	AddressResolver    string   `json:"address_resolver"`
+	RouteFinder        string   `json:"route_finder"`
+	UptimeTracker      string   `json:"uptime_tracker"`
+	ServiceDiscovery   string   `json:"service_discovery"`
+}
+
 // MakeHypervisorParams is a convenience function for creating boot parameters for a hypervisor.
-func MakeHypervisorParams(gwIP net.IP, sk cipher.SecKey, wifiName, wifiPass string) (Params, error) {
+func MakeHypervisorParams(gwIP net.IP, sk cipher.SecKey, wifiName, wifiPass, dmsgHTTPPath string) (Params, error) {
 	pk, err := sk.PubKey()
 	if err != nil {
 		return Params{}, err
@@ -140,6 +157,15 @@ func MakeHypervisorParams(gwIP net.IP, sk cipher.SecKey, wifiName, wifiPass stri
 		LocalPK:   pk,
 		LocalSK:   sk,
 	}
+
+	if len(dmsgHTTPPath) > 0 {
+		stringData, err := dmsgHTTPHandler(dmsgHTTPPath)
+		if err != nil {
+			return Params{}, err
+		}
+		params.DMSGHTTP = stringData
+	}
+
 	if wifiName != "" || wifiPass != "" {
 		params.WifiEndpointName = wifiName
 		params.WifiEndpointPass = wifiPass
@@ -150,7 +176,7 @@ func MakeHypervisorParams(gwIP net.IP, sk cipher.SecKey, wifiName, wifiPass stri
 
 // MakeVisorParams is a convenience function for creating boot parameters for a visor.
 func MakeVisorParams(prevIP, gwIP net.IP, sk cipher.SecKey, hvPKs []cipher.PubKey,
-	socksPC string, wifiName, wifiPass string) (Params, error) {
+	socksPC, wifiName, wifiPass, dmsgHTTPPath string) (Params, error) {
 	pk, err := sk.PubKey()
 	if err != nil {
 		return Params{}, err
@@ -168,6 +194,15 @@ func MakeVisorParams(prevIP, gwIP net.IP, sk cipher.SecKey, hvPKs []cipher.PubKe
 		HypervisorPKs:    hvPKs,
 		SkysocksPasscode: socksPC,
 	}
+
+	if len(dmsgHTTPPath) > 0 {
+		stringData, err := dmsgHTTPHandler(dmsgHTTPPath)
+		if err != nil {
+			return Params{}, err
+		}
+		params.DMSGHTTP = stringData
+	}
+
 	if wifiName != "" || wifiPass != "" {
 		params.WifiEndpointName = wifiName
 		params.WifiEndpointPass = wifiPass
@@ -176,6 +211,20 @@ func MakeVisorParams(prevIP, gwIP net.IP, sk cipher.SecKey, hvPKs []cipher.PubKe
 	return params, err
 }
 
+func dmsgHTTPHandler(dmsgHTTPPath string) (string, error) {
+	var dmsgHTTPServersData dmsgHTTPServers
+	serversListJSON, err := ioutil.ReadFile(dmsgHTTPPath)
+	if err != nil {
+		return "", err
+	}
+	err = json.Unmarshal(serversListJSON, &dmsgHTTPServersData)
+	if err != nil {
+		return "", err
+	}
+	dmsgHTTPJSON, _ := json.Marshal(dmsgHTTPServersData)
+	return string(dmsgHTTPJSON), nil
+}
+
 // MakeParams is a convenience function for creating a slice of boot parameters.
 func MakeParams(mode Mode, lIP, gwIP, lSK string, hvPKs ...string) (Params, error) {
 	var bp Params
@@ -265,6 +314,12 @@ func (bp Params) PrintEnvs(w io.Writer) error {
 			return err
 		}
 	}
+	// DMSGHTTP
+	if len(bp.DMSGHTTP) > 0 {
+		if err := PrintEnv(w, DMSGHTTPEnv, bp.DMSGHTTP); err != nil {
+			return err
+		}
+	}
 	return nil
 }
 
@@ -277,7 +332,7 @@ func (bp Params) PrintEnvs(w io.Writer) error {
 func (bp Params) Encode() ([]byte, error) {
 	keys := bp.LocalSK[:]
 	toEncode := [][]byte{{byte(bp.Mode)}, bp.LocalIP, bp.GatewayIP,
-		[]byte(bp.SkysocksPasscode), []byte(bp.WifiEndpointName), []byte(bp.WifiEndpointPass)}
+		[]byte(bp.SkysocksPasscode), []byte(bp.WifiEndpointName), []byte(bp.WifiEndpointPass), []byte(bp.DMSGHTTP)}
 	for _, hvPK := range bp.HypervisorPKs {
 		keys = append(keys, hvPK[:]...)
 	}
@@ -294,21 +349,21 @@ func (bp Params) Encode() ([]byte, error) {
 
 // Decode decodes the boot parameters from the given raw bytes.
 func (bp *Params) Decode(raw []byte) error {
-	split := bytes.SplitN(raw, []byte{sep}, 7)
-	// 5 for a regular config, 7 for wifi-enabled config
-	if len(split) != 7 {
+	split := bytes.SplitN(raw, []byte{sep}, 8)
+
+	if len(split) != 8 {
 		return ErrCannotReadParams
 	}
 
 	bp.Mode, bp.LocalIP, bp.GatewayIP, bp.SkysocksPasscode =
 		Mode(split[0][0]), split[1], split[2], string(split[3])
 
-	if len(split) == 7 {
-		bp.WifiEndpointName = string(split[4])
-		bp.WifiEndpointPass = string(split[5])
-	}
+	bp.WifiEndpointName = string(split[4])
+	bp.WifiEndpointPass = string(split[5])
+
+	bp.DMSGHTTP = string(split[6])
 
-	keys := split[6]
+	keys := split[7]
 	keys = keys[copy(bp.LocalSK[:], keys):]
 	for {
 		var pk cipher.PubKey