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https://github.com/DeBrosOfficial/orama.git
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78d876e71b
- load nodes from active sandbox state for env=sandbox - extract fanoutArchive for efficient server-to-server distribution
85 lines
3.1 KiB
Go
85 lines
3.1 KiB
Go
package sandbox
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import (
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"fmt"
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"path/filepath"
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"sync"
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"github.com/DeBrosOfficial/network/pkg/cli/remotessh"
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"github.com/DeBrosOfficial/network/pkg/inspector"
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)
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// fanoutArchive uploads a binary archive to the first server, then fans out
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// server-to-server in parallel to all remaining servers. This is much faster
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// than uploading from the local machine to each node individually.
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// After distribution, the archive is extracted on all nodes.
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func fanoutArchive(servers []ServerState, sshKeyPath, archivePath string) error {
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remotePath := "/tmp/" + filepath.Base(archivePath)
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extractCmd := fmt.Sprintf("mkdir -p /opt/orama && tar xzf %s -C /opt/orama && rm -f %s",
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remotePath, remotePath)
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// Step 1: Upload from local machine to first node
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first := servers[0]
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firstNode := inspector.Node{User: "root", Host: first.IP, SSHKey: sshKeyPath}
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fmt.Printf(" Uploading to %s...\n", first.Name)
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if err := remotessh.UploadFile(firstNode, archivePath, remotePath, remotessh.WithNoHostKeyCheck()); err != nil {
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return fmt.Errorf("upload to %s: %w", first.Name, err)
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}
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// Step 2: Fan out from first node to remaining nodes in parallel (server-to-server)
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if len(servers) > 1 {
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fmt.Printf(" Fanning out from %s to %d nodes...\n", first.Name, len(servers)-1)
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// Temporarily upload SSH key for server-to-server SCP
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remoteKeyPath := "/tmp/.sandbox_key"
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if err := remotessh.UploadFile(firstNode, sshKeyPath, remoteKeyPath, remotessh.WithNoHostKeyCheck()); err != nil {
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return fmt.Errorf("upload SSH key to %s: %w", first.Name, err)
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}
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defer remotessh.RunSSHStreaming(firstNode, fmt.Sprintf("rm -f %s", remoteKeyPath), remotessh.WithNoHostKeyCheck())
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if err := remotessh.RunSSHStreaming(firstNode, fmt.Sprintf("chmod 600 %s", remoteKeyPath), remotessh.WithNoHostKeyCheck()); err != nil {
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return fmt.Errorf("chmod SSH key on %s: %w", first.Name, err)
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}
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var wg sync.WaitGroup
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errs := make([]error, len(servers))
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for i := 1; i < len(servers); i++ {
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wg.Add(1)
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go func(idx int, srv ServerState) {
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defer wg.Done()
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// SCP from first node to target
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scpCmd := fmt.Sprintf("scp -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i %s %s root@%s:%s",
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remoteKeyPath, remotePath, srv.IP, remotePath)
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if err := remotessh.RunSSHStreaming(firstNode, scpCmd, remotessh.WithNoHostKeyCheck()); err != nil {
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errs[idx] = fmt.Errorf("fanout to %s: %w", srv.Name, err)
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return
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}
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// Extract on target
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targetNode := inspector.Node{User: "root", Host: srv.IP, SSHKey: sshKeyPath}
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if err := remotessh.RunSSHStreaming(targetNode, extractCmd, remotessh.WithNoHostKeyCheck()); err != nil {
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errs[idx] = fmt.Errorf("extract on %s: %w", srv.Name, err)
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return
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}
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fmt.Printf(" Distributed to %s\n", srv.Name)
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}(i, servers[i])
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}
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wg.Wait()
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for _, err := range errs {
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if err != nil {
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return err
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}
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}
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}
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// Step 3: Extract on first node
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fmt.Printf(" Extracting on %s...\n", first.Name)
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if err := remotessh.RunSSHStreaming(firstNode, extractCmd, remotessh.WithNoHostKeyCheck()); err != nil {
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return fmt.Errorf("extract on %s: %w", first.Name, err)
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}
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return nil
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}
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