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63.
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The minimum requirement for this is to use --will-topic to specify which topic the will should be sent out on. This will result in a non-retained, zero length message with QoS 0.
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(no translation yet)
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Located in
mosquitto_sub.1.xml:226(para)
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64.
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Use the --will-retain, --will-payload and --will-qos arguments to modify the other will parameters.
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(no translation yet)
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Located in
mosquitto_sub.1.xml:229(para)
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65.
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Examples
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(no translation yet)
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Located in
mosquitto_sub.1.xml:234(title)
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66.
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Note that these really are examples - the subscriptions will work if you run them as shown, but there must be something publishing messages on those topics for you to receive anything.
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(no translation yet)
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Located in
mosquitto_sub.1.xml:235(para)
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67.
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Subscribe to temperature information on localhost with QoS 1:
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(no translation yet)
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Located in
mosquitto_sub.1.xml:238(para)
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68.
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mosquitto_sub -t sensors/temperature -q 1
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(no translation yet)
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Located in
mosquitto_sub.1.xml:240(para)
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69.
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Subscribe to hard drive temperature updates on multiple machines/hard drives. This expects each machine to be publishing its hard drive temperature to sensors/machines/HOSTNAME/temperature/HD_NAME.
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(no translation yet)
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Located in
mosquitto_sub.1.xml:242(para)
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70.
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mosquitto_sub -t sensors/machines/+/temperature/+
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(no translation yet)
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Located in
mosquitto_sub.1.xml:247(para)
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71.
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Subscribe to all broker status messages:
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(no translation yet)
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Located in
mosquitto_sub.1.xml:249(para)
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72.
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mosquitto_sub -v -t \$SYS/#
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(no translation yet)
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Located in
mosquitto_sub.1.xml:251(para)
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