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Commit9253a22

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Use coder ssh in place of coder vscodessh (#420)
1 parent4dd0d70 commit9253a22

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6 files changed

+62
-20
lines changed

6 files changed

+62
-20
lines changed

‎CONTRIBUTING.md

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -34,7 +34,7 @@ contains the `coder-vscode` prefix, and if so we delay activation to:
3434

3535
```text
3636
Host coder-vscode.dev.coder.com--*
37-
ProxyCommand "/tmp/coder"vscodessh --network-info-dir "/home/kyle/.config/Code/User/globalStorage/coder.coder-remote/net" --session-token-file "/home/kyle/.config/Code/User/globalStorage/coder.coder-remote/dev.coder.com/session_token" --url-file "/home/kyle/.config/Code/User/globalStorage/coder.coder-remote/dev.coder.com/url" %h
37+
ProxyCommand "/tmp/coder"--global-config "/home/kyle/.config/Code/User/globalStorage/coder.coder-remote/dev.coder.com" ssh --stdio --network-info-dir "/home/kyle/.config/Code/User/globalStorage/coder.coder-remote/net" --ssh-host-prefixcoder-vscode.dev.coder.com-- %h
3838
ConnectTimeout 0
3939
StrictHostKeyChecking no
4040
UserKnownHostsFile /dev/null
@@ -50,8 +50,8 @@ specified port. This port is printed to the `Remote - SSH` log file in the VS
5050
Code Output panel in the format`-> socksPort <port> ->`. We use this port to
5151
find the SSH process ID that is being used by the remote session.
5252

53-
The`vscodessh` subcommand on the`coder` binary periodically flushes its
54-
networkinformation to`network-info-dir + "/" + process.ppid`. SSH executes
53+
The`ssh` subcommand on the`coder` binary periodically flushes its network
54+
information to`network-info-dir + "/" + process.ppid`. SSH executes
5555
`ProxyCommand`, which means the`process.ppid` will always be the matching SSH
5656
command.
5757

‎src/commands.ts

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -538,7 +538,7 @@ async function openWorkspace(
538538
// when opening a workspace unless explicitly specified.
539539
letremoteAuthority=`ssh-remote+${AuthorityPrefix}.${toSafeHost(baseUrl)}--${workspaceOwner}--${workspaceName}`
540540
if(workspaceAgent){
541-
remoteAuthority+=`--${workspaceAgent}`
541+
remoteAuthority+=`.${workspaceAgent}`
542542
}
543543

544544
letnewWindow=true

‎src/featureSet.ts

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -3,6 +3,7 @@ import * as semver from "semver"
33
exporttypeFeatureSet={
44
vscodessh:boolean
55
proxyLogDirectory:boolean
6+
wildcardSSH:boolean
67
}
78

89
/**
@@ -21,5 +22,6 @@ export function featureSetForVersion(version: semver.SemVer | null): FeatureSet
2122
// If this check didn't exist, VS Code connections would fail on
2223
// older versions because of an unknown CLI argument.
2324
proxyLogDirectory:(version?.compare("2.3.3")||0)>0||version?.prerelease[0]==="devel",
25+
wildcardSSH:(version?.compare("2.19.0")||0)>0||version?.prerelease[0]==="devel",
2426
}
2527
}

‎src/remote.ts

Lines changed: 32 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -467,20 +467,27 @@ export class Remote {
467467
// "Host not found".
468468
try{
469469
this.storage.writeToCoderOutputChannel("Updating SSH config...")
470-
awaitthis.updateSSHConfig(workspaceRestClient,parts.label,parts.host,binaryPath,logDir)
470+
awaitthis.updateSSHConfig(workspaceRestClient,parts.label,parts.host,binaryPath,logDir,featureSet)
471471
}catch(error){
472472
this.storage.writeToCoderOutputChannel(`Failed to configure SSH:${error}`)
473473
throwerror
474474
}
475475

476476
// TODO: This needs to be reworked; it fails to pick up reconnects.
477-
this.findSSHProcessID().then((pid)=>{
477+
this.findSSHProcessID().then(async(pid)=>{
478478
if(!pid){
479479
// TODO: Show an error here!
480480
return
481481
}
482482
disposables.push(this.showNetworkUpdates(pid))
483-
this.commands.workspaceLogPath=logDir ?path.join(logDir,`${pid}.log`) :undefined
483+
if(logDir){
484+
constlogFiles=awaitfs.readdir(logDir)
485+
this.commands.workspaceLogPath=logFiles
486+
.reverse()
487+
.find((file)=>file===`${pid}.log`||file.endsWith(`-${pid}.log`))
488+
}else{
489+
this.commands.workspaceLogPath=undefined
490+
}
484491
})
485492

486493
// Register the label formatter again because SSH overrides it!
@@ -532,7 +539,14 @@ export class Remote {
532539

533540
// updateSSHConfig updates the SSH configuration with a wildcard that handles
534541
// all Coder entries.
535-
privateasyncupdateSSHConfig(restClient:Api,label:string,hostName:string,binaryPath:string,logDir:string){
542+
privateasyncupdateSSHConfig(
543+
restClient:Api,
544+
label:string,
545+
hostName:string,
546+
binaryPath:string,
547+
logDir:string,
548+
featureSet:FeatureSet,
549+
){
536550
letdeploymentSSHConfig={}
537551
try{
538552
constdeploymentConfig=awaitrestClient.getDeploymentSSHConfig()
@@ -610,13 +624,21 @@ export class Remote {
610624
headerArg=` --header-command${escapeSubcommand(headerCommand)}`
611625
}
612626

627+
consthostPrefix=label ?`${AuthorityPrefix}.${label}--` :`${AuthorityPrefix}--`
628+
629+
constproxyCommand=featureSet.wildcardSSH
630+
?`${escape(binaryPath)}${headerArg} --global-config${escape(
631+
path.dirname(this.storage.getSessionTokenPath(label)),
632+
)} ssh --stdio --network-info-dir${escape(this.storage.getNetworkInfoPath())}${awaitthis.formatLogArg(logDir)} --ssh-host-prefix${hostPrefix} %h`
633+
:`${escape(binaryPath)}${headerArg} vscodessh --network-info-dir${escape(
634+
this.storage.getNetworkInfoPath(),
635+
)}${awaitthis.formatLogArg(logDir)} --session-token-file${escape(this.storage.getSessionTokenPath(label))} --url-file${escape(
636+
this.storage.getUrlPath(label),
637+
)} %h`
638+
613639
constsshValues:SSHValues={
614-
Host:label ?`${AuthorityPrefix}.${label}--*` :`${AuthorityPrefix}--*`,
615-
ProxyCommand:`${escape(binaryPath)}${headerArg} vscodessh --network-info-dir${escape(
616-
this.storage.getNetworkInfoPath(),
617-
)}${awaitthis.formatLogArg(logDir)} --session-token-file${escape(this.storage.getSessionTokenPath(label))} --url-file${escape(
618-
this.storage.getUrlPath(label),
619-
)} %h`,
640+
Host:hostPrefix+`*`,
641+
ProxyCommand:proxyCommand,
620642
ConnectTimeout:"0",
621643
StrictHostKeyChecking:"no",
622644
UserKnownHostsFile:"/dev/null",

‎src/util.test.ts

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -56,6 +56,13 @@ it("should parse authority", async () => {
5656
username:"foo",
5757
workspace:"bar",
5858
})
59+
expect(parseRemoteAuthority("vscode://ssh-remote+coder-vscode.dev.coder.com--foo--bar.baz")).toStrictEqual({
60+
agent:"baz",
61+
host:"coder-vscode.dev.coder.com--foo--bar.baz",
62+
label:"dev.coder.com",
63+
username:"foo",
64+
workspace:"bar",
65+
})
5966
})
6067

6168
it("escapes url host",async()=>{

‎src/util.ts

Lines changed: 17 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -24,9 +24,8 @@ export function parseRemoteAuthority(authority: string): AuthorityParts | null {
2424
// The authority looks like: vscode://ssh-remote+<ssh host name>
2525
constauthorityParts=authority.split("+")
2626

27-
// We create SSH host names in one of two formats:
28-
// coder-vscode--<username>--<workspace>--<agent?> (old style)
29-
// coder-vscode.<label>--<username>--<workspace>--<agent>
27+
// We create SSH host names in a format matching:
28+
// coder-vscode(--|.)<username>--<workspace>(--|.)<agent?>
3029
// The agent can be omitted; the user will be prompted for it instead.
3130
// Anything else is unrelated to Coder and can be ignored.
3231
constparts=authorityParts[1].split("--")
@@ -38,15 +37,27 @@ export function parseRemoteAuthority(authority: string): AuthorityParts | null {
3837
// Validate the SSH host name. Including the prefix, we expect at least
3938
// three parts, or four if including the agent.
4039
if((parts.length!==3&&parts.length!==4)||parts.some((p)=>!p)){
41-
thrownewError(`Invalid Coder SSH authority. Must be: <username>--<workspace>--<agent?>`)
40+
thrownewError(`Invalid Coder SSH authority. Must be: <username>--<workspace>(--|.)<agent?>`)
41+
}
42+
43+
letworkspace=parts[2]
44+
letagent=""
45+
if(parts.length===4){
46+
agent=parts[3]
47+
}elseif(parts.length===3){
48+
constworkspaceParts=parts[2].split(".")
49+
if(workspaceParts.length===2){
50+
workspace=workspaceParts[0]
51+
agent=workspaceParts[1]
52+
}
4253
}
4354

4455
return{
45-
agent:parts[3]??"",
56+
agent:agent,
4657
host:authorityParts[1],
4758
label:parts[0].replace(/^coder-vscode\.?/,""),
4859
username:parts[1],
49-
workspace:parts[2],
60+
workspace:workspace,
5061
}
5162
}
5263

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