85 lines
3.3 KiB
Text
85 lines
3.3 KiB
Text
# SSH Command Handler
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# Domain: Advanced SSH operations with pooling and circuit breaker
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use ./shared.nu *
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def ssh-pool-connect [host: string user: string --check = false] { {host: $host, port: 22} }
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def ssh-pool-status [] { {connections: 0, capacity: 10} }
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def ssh-deployment-strategies [] { ["serial" "parallel" "batched"] }
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def ssh-retry-config [strategy: string max_retries: int] { {strategy: $strategy, max_retries: $max_retries} }
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def ssh-circuit-breaker-status [] { {state: "closed", failures: 0} }
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export def cmd-ssh [
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action: string
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args: list = []
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--check = false
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] {
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if ($action == null) { help-ssh; return }
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match $action {
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"pool" => {
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let subaction = ($args | get 0?)
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match $subaction {
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"connect" => {
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let host = ($args | get 1?)
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let user = ($args | get 2? | default "root")
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if ($host == null) {
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print "Usage: provisioning ssh pool connect <host> [user]"
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exit 1
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}
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let pool = (ssh-pool-connect $host $user --check=$check)
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print $"Connected to: [$pool.host]:[$pool.port]"
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}
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"exec" => { print "SSH pool execute: implementation pending" }
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"status" => {
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let status = (ssh-pool-status)
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print $"Pool status: [$status.connections] connections"
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}
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_ => { help-ssh-pool }
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}
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}
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"strategies" => {
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let strategies = (ssh-deployment-strategies)
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print "Deployment strategies:"
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$strategies | each {|s| print $" • $s"}
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}
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"retry-config" => {
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let strategy = ($args | get 0? | default "exponential")
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let max_retries = ($args | get 1? | default 3)
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let config = (ssh-retry-config $strategy $max_retries)
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print $"Retry config: [$config.strategy] with max [$config.max_retries] retries"
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}
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"circuit-breaker" => {
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let status = (ssh-circuit-breaker-status)
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print $"Circuit breaker state: [$status.state]"
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print $"Failures: [$status.failures]"
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}
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"help" | "--help" => { help-ssh }
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_ => { print $"Unknown ssh command: [$action]"; help-ssh; exit 1 }
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}
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}
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def help-ssh [] {
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print "SSH advanced - Distributed operations with pooling and circuit breaker"
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print ""
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print "Usage: provisioning ssh <action> [args]"
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print ""
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print "Actions:"
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print " pool connect <host> [user] Create SSH pool connection"
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print " pool exec <hosts> <cmd> Execute on SSH pool"
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print " pool status Check pool status"
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print " strategies List deployment strategies"
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print " retry-config [strategy] Configure retry strategy"
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print " circuit-breaker Check circuit breaker status"
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}
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def help-ssh-pool [] {
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print "SSH pool operations"
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print ""
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print "Usage: provisioning ssh pool <action> [args]"
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print ""
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print "Actions:"
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print " connect <host> [user] Create connection"
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print " exec <hosts> <cmd> Execute command"
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print " status Check status"
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}
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