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terraform

Execute Terraform commands to manage infrastructure as code, including init, plan, apply, and destroy operations for cloud resource provisioning and configuration.

Instructions

Execute Terraform commands (init, plan, apply, destroy, validate, output, etc.)

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
actionYes
workingDirYes
varFilesNo
varsNo
autoApproveNo
useLocalstackNo
backendConfigNo
stateNo
targetNo
lockTimeoutNo
refreshNo
workspaceNo

Implementation Reference

  • Main handler function that constructs and executes Terraform (or tflocal) commands based on input parameters like action, working directory, variables, etc., handling different actions such as init, plan, apply, destroy.
    export async function terraformOperations(options: TerraformOptions): Promise<string> { const { action, workingDir, varFiles, vars, useLocalstack, autoApprove, backendConfig, state, target, lockTimeout, refresh, workspace } = options; // Determine if we should use terraform or tflocal command const terraformCmd = useLocalstack ? 'tflocal' : 'terraform'; // If using tflocal, verify it's installed if (useLocalstack) { await verifyTflocalInstalled(); } else { // Otherwise, verify terraform is installed await verifyTerraformInstalled(); } // Base command with terraform/tflocal and action let command = `cd "${workingDir}" && ${terraformCmd} ${action}`; // Add var files if specified if (varFiles && varFiles.length > 0) { command += ' ' + varFiles.map(file => `-var-file="${file}"`).join(' '); } // Add vars if specified if (vars && Object.keys(vars).length > 0) { command += ' ' + formatCommandParams(vars, '-var'); } // Add backend config if specified if (backendConfig && Object.keys(backendConfig).length > 0) { command += ' ' + formatCommandParams(backendConfig, '-backend-config'); } // Add specific parameters based on action switch (action) { case 'init': // No special options needed here break; case 'apply': case 'destroy': // Add auto-approve if specified if (autoApprove) { command += ' -auto-approve'; } // Add refresh option if (refresh !== undefined) { command += ` -refresh=${refresh ? 'true' : 'false'}`; } // Add state file if specified if (state) { command += ` -state="${state}"`; } // Add targets if specified if (target && target.length > 0) { command += ' ' + target.map(t => `-target="${t}"`).join(' '); } // Add lock timeout if specified if (lockTimeout) { command += ` -lock-timeout=${lockTimeout}`; } break; case 'plan': // Add refresh option if (refresh !== undefined) { command += ` -refresh=${refresh ? 'true' : 'false'}`; } // Add state file if specified if (state) { command += ` -state="${state}"`; } // Add targets if specified if (target && target.length > 0) { command += ' ' + target.map(t => `-target="${t}"`).join(' '); } // Add lock timeout if specified if (lockTimeout) { command += ` -lock-timeout=${lockTimeout}`; } break; case 'workspace': // Add workspace name if specified if (workspace) { command += ` select ${workspace}`; } else { command += ' list'; // Default to listing workspaces if no name is provided } break; // For other actions (validate, output, import), no special handling needed } // For debug purposes console.log(`Executing Terraform command: ${command}`); try { // Execute the command const { stdout, stderr } = await execAsync(command); // Adjust output based on action switch (action) { case 'output': // Try to parse JSON output try { const outputJson = JSON.parse(stdout); return JSON.stringify(outputJson, null, 2); } catch (error) { // If not JSON, return as is return stdout; } default: return stdout || `Terraform ${action} completed successfully (no output).`; } } catch (error: any) { const errorMessage = error.stderr || error.message || 'Unknown error'; throw new AnsibleExecutionError(`Terraform execution failed for ${action}: ${errorMessage}`, error.stderr); } }
  • Zod schema defining the input parameters for the terraform tool, including action enum, working directory, variables, and action-specific options.
    export const TerraformSchema = z.object({ action: TerraformActionEnum, workingDir: z.string().min(1, 'Working directory is required'), varFiles: z.array(z.string()).optional(), vars: z.record(z.any()).optional(), autoApprove: z.boolean().optional().default(false), useLocalstack: z.boolean().optional().default(false), backendConfig: z.record(z.string()).optional(), state: z.string().optional(), target: z.array(z.string()).optional(), lockTimeout: z.string().optional(), refresh: z.boolean().optional().default(true), workspace: z.string().optional() }); export type TerraformOptions = z.infer<typeof TerraformSchema>;
  • Registration of the 'terraform' tool in the toolDefinitions map, linking to its description, schema, and handler function.
    terraform: { description: 'Execute Terraform commands (init, plan, apply, destroy, validate, output, etc.)', schema: terraform.TerraformSchema, handler: terraform.terraformOperations, },

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