--- title: istio_ca overview: Istio Certificate Authority (CA) layout: pkg-collateral-docs number_of_entries: 3 ---
Istio Certificate Authority (CA)
istio_ca [flags]
Flags | Shorthand | Description |
---|---|---|
--alsologtostderr |
log to standard error as well as files | |
--ca-cert-ttl <duration> |
The TTL of self-signed CA root certificate (default `8760h0m0s`) | |
--cert-chain <string> |
Speicifies path to the certificate chain file (default ``) | |
--grpc-hostname <string> |
Specifies the hostname for GRPC server. (default `localhost`) | |
--grpc-port <int> |
Specifies the port number for GRPC server. If unspecified, Istio CA will not server GRPC request. (default `0`) | |
--istio-ca-storage-namespace <string> |
Namespace where the Istio CA pods is running. Will not be used if explicit file or other storage mechanism is specified. (default `istio-system`) | |
--kube-config <string> |
Specifies path to kubeconfig file. This must be specified when not running inside a Kubernetes pod. (default ``) | |
--livenessProbeInterval <duration> |
Interval of updating file for the liveness probe. (default `0s`) | |
--livenessProbePath <string> |
Path to the file for the liveness probe. (default ``) | |
--log_as_json |
Whether to format output as JSON or in plain console-friendly format | |
--log_backtrace_at <traceLocation> |
when logging hits line file:N, emit a stack trace (default `:0`) | |
--log_callers |
Include caller information, useful for debugging | |
--log_dir <string> |
If non-empty, write log files in this directory (default ``) | |
--log_output_level <string> |
The minimum logging level of messages to output, can be one of "debug", "info", "warn", "error", or "none" (default `info`) | |
--log_rotate <string> |
The path for the optional rotating log file (default ``) | |
--log_rotate_max_age <int> |
The maximum age in days of a log file beyond which the file is rotated (0 indicates no limit) (default `30`) | |
--log_rotate_max_backups <int> |
The maximum number of log file backups to keep before older files are deleted (0 indicates no limit) (default `1000`) | |
--log_rotate_max_size <int> |
The maximum size in megabytes of a log file beyond which the file is rotated (default `104857600`) | |
--log_stacktrace_level <string> |
The minimum logging level at which stack traces are captured, can be one of "debug", "info", "warn", "error", or "none" (default `none`) | |
--log_target <stringArray> |
The set of paths where to output the log. This can be any path as well as the special values stdout and stderr (default `[stdout]`) | |
--logtostderr |
log to standard error instead of files | |
--max-workload-cert-ttl <duration> |
The max TTL of issued workload certificates (default `168h0m0s`) | |
--namespace <string> |
Select a namespace for the CA to listen to. If unspecified, Istio CA tries to use the ${NAMESPACE} environment variable. If neither is set, Istio CA listens to all namespaces. (default ``) | |
--root-cert <string> |
Specifies path to the root certificate file (default ``) | |
--self-signed-ca |
Indicates whether to use auto-generated self-signed CA certificate. When set to true, the '--signing-cert' and '--signing-key' options are ignored. | |
--self-signed-ca-org <string> |
The issuer organization used in self-signed CA certificate (default to k8s.cluster.local) (default `k8s.cluster.local`) | |
--signing-cert <string> |
Specifies path to the CA signing certificate file (default ``) | |
--signing-key <string> |
Specifies path to the CA signing key file (default ``) | |
--stderrthreshold <severity> |
logs at or above this threshold go to stderr (default `2`) | |
--v <Level> |
-v |
log level for V logs (default `0`) |
--vmodule <moduleSpec> |
comma-separated list of pattern=N settings for file-filtered logging (default ``) | |
--workload-cert-grace-period-ratio <float32> |
The workload certificate rotation grace period, as a ratio of the workload certificate TTL. (default `0.5`) | |
--workload-cert-min-grace-period <duration> |
The minimum workload certificate rotation grace period. (default `10m0s`) | |
--workload-cert-ttl <duration> |
The TTL of issued workload certificates (default `19h0m0s`) |
Prints out build version information
istio_ca version [flags]
Flags | Shorthand | Description |
---|---|---|
--alsologtostderr |
log to standard error as well as files | |
--log_as_json |
Whether to format output as JSON or in plain console-friendly format | |
--log_backtrace_at <traceLocation> |
when logging hits line file:N, emit a stack trace (default `:0`) | |
--log_callers |
Include caller information, useful for debugging | |
--log_dir <string> |
If non-empty, write log files in this directory (default ``) | |
--log_output_level <string> |
The minimum logging level of messages to output, can be one of "debug", "info", "warn", "error", or "none" (default `info`) | |
--log_rotate <string> |
The path for the optional rotating log file (default ``) | |
--log_rotate_max_age <int> |
The maximum age in days of a log file beyond which the file is rotated (0 indicates no limit) (default `30`) | |
--log_rotate_max_backups <int> |
The maximum number of log file backups to keep before older files are deleted (0 indicates no limit) (default `1000`) | |
--log_rotate_max_size <int> |
The maximum size in megabytes of a log file beyond which the file is rotated (default `104857600`) | |
--log_stacktrace_level <string> |
The minimum logging level at which stack traces are captured, can be one of "debug", "info", "warn", "error", or "none" (default `none`) | |
--log_target <stringArray> |
The set of paths where to output the log. This can be any path as well as the special values stdout and stderr (default `[stdout]`) | |
--logtostderr |
log to standard error instead of files | |
--short |
-s |
Displays a short form of the version information |
--stderrthreshold <severity> |
logs at or above this threshold go to stderr (default `2`) | |
--v <Level> |
-v |
log level for V logs (default `0`) |
--vmodule <moduleSpec> |
comma-separated list of pattern=N settings for file-filtered logging (default ``) |