Started implementing XML generation for libvirt
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src/xml.c
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29
src/xml.c
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#include "xml.h"
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result_t generate_iso_xml(char** _xml, char* iso_path, int index) {
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// Initialize the output parameters
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*_xml = NULL;
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if (index > 25)
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return failure("Too many ISO images");
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// Generate the XML
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return foramt(_xml, "<disk type='file' device='cdrom'>"
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" <driver name='qemu' type='raw'/>"
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" <source file='%s'/>"
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" <target dev='sd%c' bus='sata'/>"
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" <readonly/>"
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"</disk>",
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iso_path, 'a' + index);
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}
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result_t generate_vnc_xml(char** _xml, int vnc_port, char* password) {
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// Initialize the output parameters
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*_xml = NULL;
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// Generate the XML
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if (vnc_port == -1)
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return format(_xml, "<graphics type='none'/>");
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else
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return format(_xml, "<graphics type='vnc' port='%d' autoport='no' listen='0.0.0.0' passwd='%s'/>", vnc_port, password);
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}
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src/xml.h
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src/xml.h
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#pragma once
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#include "utils.h"
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/// @brief Generate the libvirt XML used to start a container with the given parameters.
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/// @param _xml The string pointer to store the resulting XML in. The caller is responsible for freeing the string.
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/// @param container The container to generate the XML for.
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/// @param cpu The number of CPUs to allocate to the container.
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/// @param memory The amount of memory to allocate to the container, in bytes.
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/// @param pci A null-terminated array of PCI devices to pass through to the container.
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/// @param iso_path A null-terminated array of ISO image paths to attach to the container.
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/// @param vnc_port The VNC port to use for the container. If -1, no VNC server will be started.
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/// @param vnc_password The password to use for the VNC server. This parameter is ignored if VNC is not enabled.
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/// @return The result of the operation.
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result_t generate_container_xml(char** _xml, char* container, int cpu, uint64_t memory, char** pci, char** iso_path, int vnc_port, char* vnc_password);
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/// @brief Generate the libvirt XML used to attach an ISO image to a container.
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/// @param _xml The string pointer to store the resulting XML in.
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/// @param iso_path The path to the ISO image to attach.
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/// @param index The index of the ISO image within the container. Must be positive, unique, and less than 26.
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/// @return The result of the operation.
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result_t generate_iso_xml(char** _xml, char* iso_path, int index);
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/// @brief Generate the libvirt XML used to start a VNC server for a container.
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/// @param _xml The string pointer to store the resulting XML in.
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/// @param vnc_port The VNC port to use for the container.
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/// @param password The password to use for the VNC server. This parameter is ignored if VNC is not enabled.
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/// @return The result of the operation.
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result_t generate_vnc_xml(char** _xml, int vnc_port, char* password);
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/// @brief Generate the libvirt XML used to pass through a PCI device to a container.
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/// @param _xml The string pointer to store the resulting XML in.
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/// @param pci The PCI device to generate the XML for.
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/// @return The result of the operation.
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result_t generate_pci_xml(char** _xml, char* pci);
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