openai/codex-action
Publicmirrored from https://github.com/openai/codex-actionAvailable
src/main.ts
220lines · modecode
| 1 | import { Command, Option } from "commander"; |
| 2 | import pkg from "../package.json" assert { type: "json" }; |
| 3 | |
| 4 | import { readServerInfo } from "./readServerInfo"; |
| 5 | import { PromptSource, runCodexExec, SafetyStrategy } from "./runCodexExec"; |
| 6 | import { dropSudo } from "./dropSudo"; |
| 7 | import { ensureActorHasWriteAccess } from "./checkActorPermissions"; |
| 8 | import parseArgsStringToArgv from "string-argv"; |
| 9 | |
| 10 | export async function main() { |
| 11 | const program = new Command(); |
| 12 | |
| 13 | program |
| 14 | .name("codex-action") |
| 15 | .version(pkg.version) |
| 16 | .description("Multitool to support openai/codex-action."); |
| 17 | |
| 18 | program |
| 19 | .command("read-server-info") |
| 20 | .description("Read server info from the responses API proxy") |
| 21 | .argument("<serverInfoFile>", "Path to the server info file") |
| 22 | .action(async (serverInfoFile: string) => { |
| 23 | await readServerInfo(serverInfoFile); |
| 24 | }); |
| 25 | |
| 26 | program |
| 27 | .command("drop-sudo") |
| 28 | .description("Drops sudo privileges for the configured user.") |
| 29 | .addOption(new Option("--user <user>", "User to modify").default("runner")) |
| 30 | .addOption( |
| 31 | new Option("--group <group>", "Group granting sudo privileges").default( |
| 32 | "sudo" |
| 33 | ) |
| 34 | ) |
| 35 | .addOption(new Option("--root-phase", "internal").default(false).hideHelp()) |
| 36 | .action( |
| 37 | async (options: { user: string; group: string; rootPhase: boolean }) => { |
| 38 | await dropSudo({ |
| 39 | user: options.user, |
| 40 | group: options.group, |
| 41 | rootPhase: options.rootPhase, |
| 42 | }); |
| 43 | } |
| 44 | ); |
| 45 | |
| 46 | program |
| 47 | .command("run-codex-exec") |
| 48 | .description("Invokes `codex exec` with the appropriate arguments") |
| 49 | .requiredOption("--prompt <prompt>", "Prompt to pass to `codex exec`.") |
| 50 | .requiredOption( |
| 51 | "--prompt-file <FILE>", |
| 52 | "File containing the prompt to pass to `codex exec`." |
| 53 | ) |
| 54 | .requiredOption( |
| 55 | "--codex-home <DIRECTORY>", |
| 56 | "Path to the Codex CLI home directory (where config files are stored)." |
| 57 | ) |
| 58 | .requiredOption("--cd <DIRECTORY>", "Working directory for Codex") |
| 59 | .requiredOption( |
| 60 | "--proxy-port <port>", |
| 61 | "Port of the Responses API Proxy", |
| 62 | parseIntStrict |
| 63 | ) |
| 64 | .requiredOption( |
| 65 | "--extra-args <args>", |
| 66 | "Additional args to pass through to `codex exec` as JSON array or shell string.", |
| 67 | parseExtraArgs |
| 68 | ) |
| 69 | .requiredOption( |
| 70 | "--output-file <FILE>", |
| 71 | "Path where the final message from `codex exec` will be written." |
| 72 | ) |
| 73 | .requiredOption( |
| 74 | "--output-schema-file <FILE>", |
| 75 | "Path to a schema file to pass to `codex exec --output-schema`." |
| 76 | ) |
| 77 | .requiredOption( |
| 78 | "--safety-strategy <strategy>", |
| 79 | "Safety strategy to use. One of 'drop_sudo', 'read_only', 'unprivileged_user', or 'unsafe'." |
| 80 | ) |
| 81 | .requiredOption( |
| 82 | "--codex-user <user>", |
| 83 | "User to run codex exec as when using the 'unprivileged_user' safety strategy." |
| 84 | ) |
| 85 | .action( |
| 86 | async (options: { |
| 87 | prompt: string; |
| 88 | promptFile: string; |
| 89 | codexHome: string; |
| 90 | cd: string; |
| 91 | proxyPort: number; |
| 92 | extraArgs: Array<string>; |
| 93 | outputFile: string; |
| 94 | outputSchemaFile: string; |
| 95 | safetyStrategy: string; |
| 96 | codexUser: string; |
| 97 | }) => { |
| 98 | const { |
| 99 | prompt, |
| 100 | promptFile, |
| 101 | codexHome, |
| 102 | cd, |
| 103 | proxyPort, |
| 104 | extraArgs, |
| 105 | outputFile, |
| 106 | outputSchemaFile, |
| 107 | safetyStrategy, |
| 108 | codexUser, |
| 109 | } = options; |
| 110 | |
| 111 | const normalizedPrompt = emptyAsNull(prompt); |
| 112 | const normalizedPromptFile = emptyAsNull(promptFile); |
| 113 | let promptSource: PromptSource; |
| 114 | if (normalizedPrompt != null) { |
| 115 | promptSource = { type: "text", content: normalizedPrompt }; |
| 116 | } else if (normalizedPromptFile != null) { |
| 117 | promptSource = { type: "file", path: normalizedPromptFile }; |
| 118 | } else { |
| 119 | throw new Error( |
| 120 | "Either `prompt` or `prompt_file` must be specified." |
| 121 | ); |
| 122 | } |
| 123 | |
| 124 | // Custom option processing to coerces to null does not work with |
| 125 | // Commander.js's requiredOption, so we have to post-process here. |
| 126 | await runCodexExec({ |
| 127 | prompt: promptSource, |
| 128 | codexHome: emptyAsNull(codexHome), |
| 129 | cd, |
| 130 | proxyPort, |
| 131 | extraArgs, |
| 132 | explicitOutputFile: emptyAsNull(outputFile), |
| 133 | outputSchemaFile: emptyAsNull(outputSchemaFile), |
| 134 | safetyStrategy: toSafetyStrategy(safetyStrategy), |
| 135 | codexUser: emptyAsNull(codexUser), |
| 136 | }); |
| 137 | } |
| 138 | ); |
| 139 | |
| 140 | program |
| 141 | .command("check-write-access") |
| 142 | .description( |
| 143 | "Checks that the triggering actor has write access to the repository" |
| 144 | ) |
| 145 | .option( |
| 146 | "--allow-bots <boolean>", |
| 147 | "Allow GitHub App and bot actors to bypass the write-access check (default: true).", |
| 148 | parseBoolean, |
| 149 | true |
| 150 | ) |
| 151 | .action(async ({ allowBots }: { allowBots: boolean }) => { |
| 152 | const result = await ensureActorHasWriteAccess({ |
| 153 | allowBotActors: allowBots, |
| 154 | }); |
| 155 | switch (result.status) { |
| 156 | case "approved": { |
| 157 | console.log(`Actor '${result.actor}' is permitted to continue.`); |
| 158 | break; |
| 159 | } |
| 160 | case "rejected": { |
| 161 | const message = `Actor '${result.actor}' is not permitted to run this action: ${result.reason}`; |
| 162 | console.error(message); |
| 163 | throw new Error(message); |
| 164 | } |
| 165 | } |
| 166 | }); |
| 167 | |
| 168 | program.parse(); |
| 169 | } |
| 170 | |
| 171 | function parseIntStrict(value: string): number { |
| 172 | const parsed = parseInt(value, 10); |
| 173 | if (isNaN(parsed)) { |
| 174 | throw new Error(`Invalid integer: ${value}`); |
| 175 | } |
| 176 | return parsed; |
| 177 | } |
| 178 | |
| 179 | function parseExtraArgs(value: string): Array<string> { |
| 180 | if (value.length === 0) { |
| 181 | return []; |
| 182 | } |
| 183 | |
| 184 | if (value.startsWith("[")) { |
| 185 | return JSON.parse(value); |
| 186 | } else { |
| 187 | return parseArgsStringToArgv(value); |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | function toSafetyStrategy(value: string): SafetyStrategy { |
| 192 | switch (value) { |
| 193 | case "drop_sudo": |
| 194 | case "read_only": |
| 195 | case "unprivileged_user": |
| 196 | case "unsafe": |
| 197 | return value; |
| 198 | default: |
| 199 | throw new Error( |
| 200 | `Invalid safety strategy: ${value}. Must be one of 'drop_sudo', 'read_only', 'unprivileged_user', or 'unsafe'.` |
| 201 | ); |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | function emptyAsNull(value: string): string | null { |
| 206 | return value.trim().length == 0 ? null : value; |
| 207 | } |
| 208 | |
| 209 | function parseBoolean(value: string): boolean { |
| 210 | const normalized = value.trim().toLowerCase(); |
| 211 | if (["true", "1", "yes", "y"].includes(normalized)) { |
| 212 | return true; |
| 213 | } |
| 214 | if (["false", "0", "no", "n"].includes(normalized)) { |
| 215 | return false; |
| 216 | } |
| 217 | throw new Error(`Invalid boolean value: ${value}`); |
| 218 | } |
| 219 | |
| 220 | main(); |
| 221 | |