bazel_ios_device_build_and_run
Build a Bazel iOS app for device (arm64), install it on a connected device, and launch it.
This record as markdown: /tools/xcodebazelmcp-xcodebazelmcp/bazel-ios-device-build-and-run.md
What bazel_ios_device_build_and_run does on XcodeBazelMCP
AI agents invoke bazel_ios_device_build_and_run to trigger actions in XcodeBazelMCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why bazel_ios_device_build_and_run is rated High
This tool executes a build pipeline and deploys/launches an application on a connected iOS device. While it does not permanently delete data or move money, it triggers external operations whose effects depend on the app being built and executed. The 'launch it' phase confirms active execution.
From the tool's definition Tool description states 'Build a Bazel iOS app for device (arm64), install it on a connected device, and launch it.' The combination of building, installing, and launching represents executing code and triggering external operations on a physical device or…
Attacks that exploit this kind of access
The rule that runs bazel_ios_device_build_and_run safely
PolicyLayer is an MCP gateway: it sits between your AI agents and XcodeBazelMCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For bazel_ios_device_build_and_run, this is the rule to start with:
bazel_ios_device_build_and_run stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect XcodeBazelMCP, apply this rule, and every bazel_ios_device_build_and_run call is checked against it from then on.
Questions about bazel_ios_device_build_and_run
Build a Bazel iOS app for device (arm64), install it on a connected device, and launch it. It is categorised as a Execute tool in the XcodeBazelMCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the XcodeBazel MCP server in PolicyLayer and add a rule for bazel_ios_device_build_and_run: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches XcodeBazelMCP. Nothing to install.
bazel_ios_device_build_and_run is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the bazel_ios_device_build_and_run rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for bazel_ios_device_build_and_run. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
bazel_ios_device_build_and_run is provided by the XcodeBazel MCP server (xcodebazelmcp/xcodebazelmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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