257 lines
12 KiB
Plaintext
257 lines
12 KiB
Plaintext
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use std
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use ops.nu *
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use ../../../extensions/providers/prov_lib/middleware.nu mw_get_ip
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use ../lib_provisioning/config/accessor.nu *
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# --check (-c) # Only check mode no servers will be created
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# --wait (-w) # Wait servers to be created
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# --select: string # Select with task as option
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# --xc # Debuc for task and services locally PROVISIONING_DEBUG_CHECK
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# --xr # Debug for remote servers PROVISIONING_DEBUG_REMOTE
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# Helper to check if sudo password is cached
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def check_sudo_cached []: nothing -> bool {
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let result = (do --ignore-errors { ^sudo -n true } | complete)
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$result.exit_code == 0
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}
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# Helper to run sudo command with CTRL-C handling
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# Returns true on success, false on cancellation, throws error on other failures
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def run_sudo_with_interrupt_check [
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command: closure
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operation_name: string
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]: nothing -> bool {
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let result = (do --ignore-errors { do $command } | complete)
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if $result.exit_code == 1 and ($result.stderr | str contains "password is required") {
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print $"\n(_ansi yellow)⚠ Operation cancelled - sudo password required but not provided(_ansi reset)"
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print $"(_ansi blue)ℹ Run 'sudo -v' first to cache credentials, or run without --fix-local-hosts(_ansi reset)"
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return false # Return false instead of exit, let caller handle
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} else if $result.exit_code != 0 and $result.exit_code != 1 {
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error make {msg: $"($operation_name) failed: ($result.stderr)"}
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}
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true
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}
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# SSH for server connections
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export def "main ssh" [
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name?: string # Server hostname in settings
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iptype: string = "public" # Ip type to connect
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...args # Args for create command
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--run # Run ssh on 'name'
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--infra (-i): string # Infra directory
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--settings (-s): string # Settings path
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--serverpos (-p): int # Server position in settings
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--debug (-x) # Use Debug mode
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--xm # Debug with PROVISIONING_METADATA
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--xld # Log level with DEBUG PROVISIONING_LOG_LEVEL=debug
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--metadata # Error with metadata (-xm)
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--notitles # not tittles
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--helpinfo (-h) # For more details use options "help" (no dashes)
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--out: string # Print Output format: json, yaml, text (default)
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]: nothing -> nothing {
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if ($out | is-not-empty) {
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set-provisioning-out $out
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set-provisioning-no-terminal true
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}
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provisioning_init $helpinfo "server ssh" $args
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if $debug { set-debug-enabled true }
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if $metadata { set-metadata-enabled true }
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if $name != null and $name != "h" and $name != "help" {
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let curr_settings = (find_get_settings --infra $infra --settings $settings)
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if ($curr_settings.data.servers | find $name| length) == 0 {
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_print $"🛑 invalid name ($name)"
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exit 1
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}
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}
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let task = if ($args | length) > 0 {
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($args| get 0)
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} else {
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let str_task = (((get-provisioning-args) | str replace "ssh " " " ))
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let str_task = if $name != null {
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($str_task | str replace $name "")
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} else {
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$str_task
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}
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($str_task | str trim | split row " " | get -o 0 | default "" |
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split row "-" | get -o 0 | default "" | str trim )
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}
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let other = if ($args | length) > 0 { ($args| skip 1) } else { "" }
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let ops = $"((get-provisioning-args)) " | str replace $"($task) " "" | str trim
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match $task {
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"" if $name == "h" => {
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^$"(get-provisioning-name)" -mod server ssh help --notitles
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},
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"" if $name == "help" => {
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^$"(get-provisioning-name)" -mod server ssh --help
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print (provisioning_options "create")
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},
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"" | "ssh" => {
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let curr_settings = (find_get_settings --infra $infra --settings $settings)
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#let match_name = if $name == null or $name == "" { "" } else { $name}
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server_ssh $curr_settings "" $iptype $run $name
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},
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_ => {
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invalid_task "servers ssh" $task --end
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}
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}
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if not (is-debug-enabled) { end_run "" }
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}
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export def server_ssh_addr [
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settings: record
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server: record
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]: nothing -> string {
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#use (prov-middleware) mw_get_ip
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let connect_ip = (mw_get_ip $settings $server $server.liveness_ip false )
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if $connect_ip == "" { return "" }
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$"($server.installer_user)@($connect_ip)"
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}
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export def server_ssh_id [
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server: record
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]: nothing -> string {
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($server.ssh_key_path | str replace ".pub" "")
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}
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export def server_ssh [
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settings: record
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request_from: string
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ip_type: string
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run: bool
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text_match?: string
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]: nothing -> bool {
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let default_port = 22
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# Use reduce instead of each to track success status
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let all_succeeded = ($settings.data.servers | reduce -f true { |server, acc|
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if $text_match == null or $server.hostname == $text_match {
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let result = (on_server_ssh $settings $server $ip_type $request_from $run)
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$acc and $result
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} else {
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$acc
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}
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})
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$all_succeeded
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}
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def ssh_config_entry [
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server: record
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ssh_key_path: string
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]: nothing -> string {
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$"
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Host ($server.hostname)
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User ($server.installer_user | default "root")
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HostName ($server.hostname)
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IdentityFile ($ssh_key_path)
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ServerAliveInterval 239
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StrictHostKeyChecking accept-new
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Port ($server.user_ssh_port)
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"
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}
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export def on_server_ssh [
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settings: record
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server: record
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ip_type: string
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request_from: string
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run: bool
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]: nothing -> bool {
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#use (prov-middleware) mw_get_ip
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let connect_ip = (mw_get_ip $settings $server $server.liveness_ip false )
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if $connect_ip == "" {
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_print ($"\n🛑 (_ansi red)Error(_ansi reset) no (_ansi red)($server.liveness_ip | str replace '$' '')(_ansi reset) " +
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$"found for (_ansi green)($server.hostname)(_ansi reset)"
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)
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return false
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}
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# Pre-check: if fix_local_hosts is enabled, verify sudo access upfront
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if $server.fix_local_hosts and not (check_sudo_cached) {
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print $"\n(_ansi yellow)⚠ Sudo access required for --fix-local-hosts(_ansi reset)"
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print $"(_ansi blue)ℹ You will be prompted for your password, or press CTRL-C to cancel(_ansi reset)"
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print $"(_ansi white_dimmed) Tip: Run 'sudo -v' beforehand to cache credentials(_ansi reset)\n"
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}
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let hosts_path = "/etc/hosts"
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let ssh_key_path = ($server.ssh_key_path | str replace ".pub" "")
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if $server.fix_local_hosts {
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let ips = (^grep $server.hostname /etc/hosts | ^grep -v "^#" | ^awk '{print $1}' | str trim | split row "\n")
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for ip in $ips {
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if ($ip | is-not-empty) and $ip != $connect_ip {
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let sed_del_result = (do --ignore-errors { ^sudo sed -ie $"/^($ip)/d" $hosts_path } | complete)
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# Check for cancellation: exit code 1 (no password) or 130 (CTRL-C/SIGINT)
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if ($sed_del_result.exit_code == 1 and ($sed_del_result.stderr | str contains "password is required")) or $sed_del_result.exit_code == 130 {
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print $"\n(_ansi yellow)⚠ Operation cancelled - sudo password required but not provided(_ansi reset)"
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print $"(_ansi blue)ℹ Run 'sudo -v' first to cache credentials, or run without --fix-local-hosts(_ansi reset)"
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return false # Return false to signal cancellation
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} else if $sed_del_result.exit_code != 0 and $sed_del_result.exit_code != 1 and $sed_del_result.exit_code != 130 {
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error make {msg: $"sed delete command failed: ($sed_del_result.stderr)"}
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}
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_print $"Delete ($ip) entry in ($hosts_path)"
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}
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}
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}
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if $server.fix_local_hosts and (^grep $connect_ip /etc/hosts | ^grep -v "^#" | ^awk '{print $1}' | is-empty) {
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if ($server.hostname | is-not-empty) {
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# macOS sed requires -i '' (empty string for in-place edit without backup)
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let sed_result = (do --ignore-errors { ^sudo sed -i '' $"/($server.hostname)/d" $hosts_path } | complete)
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# Check for cancellation: exit code 1 (no password) or 130 (CTRL-C/SIGINT)
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if ($sed_result.exit_code == 1 and ($sed_result.stderr | str contains "password is required")) or $sed_result.exit_code == 130 {
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print $"\n(_ansi yellow)⚠ Operation cancelled - sudo password required but not provided(_ansi reset)"
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print $"(_ansi blue)ℹ Run 'sudo -v' first to cache credentials, or run without --fix-local-hosts(_ansi reset)"
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return false # Return false to signal cancellation
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} else if $sed_result.exit_code != 0 and $sed_result.exit_code != 1 and $sed_result.exit_code != 130 {
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error make {msg: $"sed command failed: ($sed_result.stderr)"}
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}
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}
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let extra_hostnames = ($server.extra_hostnames | default [] | str join " ")
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let tee_result = (do --ignore-errors { $"($connect_ip) ($server.hostname) ($extra_hostnames)\n" | ^sudo tee -a $hosts_path } | complete)
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# Check for cancellation: exit code 1 (no password) or 130 (CTRL-C/SIGINT)
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if ($tee_result.exit_code == 1 and ($tee_result.stderr | str contains "password is required")) or $tee_result.exit_code == 130 {
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print $"\n(_ansi yellow)⚠ Operation cancelled - sudo password required but not provided(_ansi reset)"
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print $"(_ansi blue)ℹ Run 'sudo -v' first to cache credentials, or run without --fix-local-hosts(_ansi reset)"
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return false # Return false to signal cancellation
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} else if $tee_result.exit_code != 0 and $tee_result.exit_code != 1 and $tee_result.exit_code != 130 {
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error make {msg: $"tee command failed: ($tee_result.stderr)"}
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}
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^ssh-keygen -f $"($env.HOME)/.ssh/known_hosts" -R $server.hostname err> (if $nu.os-info.name == "windows" { "NUL" } else { "/dev/null" })
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_print $"(_ansi green)($server.hostname)(_ansi reset) entry in ($hosts_path) added"
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}
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if $server.fix_local_hosts and (^grep $"HostName ($server.hostname)" $"($env.HOME)/.ssh/config" | ^grep -v "^#" | is-empty) {
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(ssh_config_entry $server $ssh_key_path) | save -a $"($env.HOME)/.ssh/config"
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_print $"(_ansi green)($server.hostname)(_ansi reset) entry in ($env.HOME)/.ssh/config for added"
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}
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let hosts_entry = (^grep ($connect_ip) /etc/hosts | ^grep -v "^#")
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let ssh_config_entry = (^grep $"HostName ($server.hostname)" $"($env.HOME)/.ssh/config" | ^grep -v "^#")
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if $run {
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print $"(_ansi default_dimmed)Connecting to server(_ansi reset) (_ansi green_bold)($server.hostname)(_ansi reset)\n"
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^ssh -i (server_ssh_id $server) (server_ssh_addr $settings $server)
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return true
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}
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match $request_from {
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"error" | "end" => {
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_print $"(_ansi default_dimmed)To connect server ($server.hostname) use:(_ansi reset)\n"
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if $ssh_config_entry != "" and $hosts_entry != "" { print $"ssh ($server.hostname) or " }
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show_clip_to $"ssh -i (server_ssh_id $server) (server_ssh_addr $settings $server) " true
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},
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"create" => {
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_print (
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(if $ssh_config_entry != "" and $hosts_entry != "" { $"ssh ($server.hostname) or " } else { "" }) +
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$"ssh -i (server_ssh_id $server) (server_ssh_addr $settings $server)"
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)
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}
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_ => {
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_print $"\n✅ To connect server (_ansi green_bold)($server.hostname)(_ansi reset) use:"
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if $hosts_entry == "" {
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_print $"(_ansi default_dimmed)\nAdd to /etc/hosts or DNS:(_ansi reset) ($connect_ip) ($server.hostname)"
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} else if (is-debug-enabled) {
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_print $"Entry for ($server.hostname) via ($connect_ip) is in ($hosts_path)"
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}
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if $ssh_config_entry == "" {
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_print $"\nVia (_ansi blue).ssh/config(_ansi reset) add entry:\n (ssh_config_entry $server $ssh_key_path)"
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} else if (is-debug-enabled) {
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_print $"ssh config entry for ($server.hostname) via ($connect_ip) is in ($env.HOME)/.ssh/config"
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}
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if $ssh_config_entry != "" and $hosts_entry != "" { _print $"ssh ($server.hostname) " }
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if (get-provisioning-out | is-empty) {
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show_clip_to $"ssh -i (server_ssh_id $server) (server_ssh_addr $settings $server) " true
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}
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},
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}
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true
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}
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